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Conserved domains on  [gi|257321524|emb|CBC47837|]
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unnamed protein product [Arabidopsis thaliana]

Protein Classification

plant invertase/pectin methylesterase inhibitor family protein( domain architecture ID 10204989)

plant invertase/pectin methylesterase inhibitor family protein similar to proteinaceous PME inhibitor (PMEI) which inhibits pectin methylesterase (PME) and invertase through formation of a non-covalent 1:1 complex

Graphical summary

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List of domain hits

Name Accession Description Interval E-value
PMEI-like_3 cd15798
Uncharacterized subfamily of plant invertase/pectin methylesterase inhibitor domains; This ...
47-218 2.37e-44

Uncharacterized subfamily of plant invertase/pectin methylesterase inhibitor domains; This subfamily contains inhibitors similar to those of pectin methylesterase (PME; Pectinesterase; EC 3.1.1.11; CAZy class 8 of carbohydrate esterases) that catalyzes the demethylesterification of homogalacturonans in the cell wall. The proteinaceous PME inhibitor (PMEI) inhibits PME and invertase through formation of a non-covalent 1:1 complex. Depending on the mode of demethylesterification, PMEI activity results in either loosening or rigidification of the cell wall. PMEI has been implicated in the regulation of fruit development, carbohydrate metabolism and cell wall extension. It may also be involved in inhibiting microbial pathogen PMEs. Thus, PMEI probably plays an important physiological role in PME regulation in plants, possessing several potential applications in a food-technological context.


:

Pssm-ID: 275442 [Multi-domain]  Cd Length: 154  Bit Score: 145.66  E-value: 2.37e-44
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  47 TSCNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLSQAKSTAAFLSKLSRSaakySGDGHQTASAViRDCVSNVED 126
Cdd:cd15798    1 AICSSTPYPDLCKSSLSSYASSSSTDPKELAKAALNAALDEAKKALALLSSLLKS----SGSNPREKAAL-EDCLELLDD 75
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 127 AVDEMRGSLRQLRDMngrgggtaarrSVETFRFQMSNVQTWMSAALTDEDTCTDGFEDMDegGLIKTTVCDRLEEVKRLT 206
Cdd:cd15798   76 AVDDLNRSLSELNSL-----------SKDKFSERVDDVQTWLSAALTNQDTCLDGFEETG--STVKKELRASLKNVSKLT 142
                        170
                 ....*....|..
gi 257321524 207 SNALALVNTYAN 218
Cdd:cd15798  143 SNALALVNALAK 154
 
Name Accession Description Interval E-value
PMEI-like_3 cd15798
Uncharacterized subfamily of plant invertase/pectin methylesterase inhibitor domains; This ...
47-218 2.37e-44

Uncharacterized subfamily of plant invertase/pectin methylesterase inhibitor domains; This subfamily contains inhibitors similar to those of pectin methylesterase (PME; Pectinesterase; EC 3.1.1.11; CAZy class 8 of carbohydrate esterases) that catalyzes the demethylesterification of homogalacturonans in the cell wall. The proteinaceous PME inhibitor (PMEI) inhibits PME and invertase through formation of a non-covalent 1:1 complex. Depending on the mode of demethylesterification, PMEI activity results in either loosening or rigidification of the cell wall. PMEI has been implicated in the regulation of fruit development, carbohydrate metabolism and cell wall extension. It may also be involved in inhibiting microbial pathogen PMEs. Thus, PMEI probably plays an important physiological role in PME regulation in plants, possessing several potential applications in a food-technological context.


Pssm-ID: 275442 [Multi-domain]  Cd Length: 154  Bit Score: 145.66  E-value: 2.37e-44
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  47 TSCNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLSQAKSTAAFLSKLSRSaakySGDGHQTASAViRDCVSNVED 126
Cdd:cd15798    1 AICSSTPYPDLCKSSLSSYASSSSTDPKELAKAALNAALDEAKKALALLSSLLKS----SGSNPREKAAL-EDCLELLDD 75
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 127 AVDEMRGSLRQLRDMngrgggtaarrSVETFRFQMSNVQTWMSAALTDEDTCTDGFEDMDegGLIKTTVCDRLEEVKRLT 206
Cdd:cd15798   76 AVDDLNRSLSELNSL-----------SKDKFSERVDDVQTWLSAALTNQDTCLDGFEETG--STVKKELRASLKNVSKLT 142
                        170
                 ....*....|..
gi 257321524 207 SNALALVNTYAN 218
Cdd:cd15798  143 SNALALVNALAK 154
PMEI smart00856
Plant invertase/pectin methylesterase inhibitor; This domain inhibits pectin methylesterases ...
39-212 7.16e-41

Plant invertase/pectin methylesterase inhibitor; This domain inhibits pectin methylesterases (PMEs) and invertases through formation of a non-covalent 1:1 complex. It has been implicated in the regulation of fruit development, carbohydrate metabolism and cell wall extension. It may also be involved in inhibiting microbial pathogen PMEs. It has been observed that it is often expressed as a large inactive preprotein. It is also found at the N-termini of PMEs predicted from DNA sequences, suggesting that both PMEs and their inhibitors are expressed as a single polyprotein and subsequently processed. It has two disulphide bridges and is mainly alpha-helical.


Pssm-ID: 214860 [Multi-domain]  Cd Length: 148  Bit Score: 136.35  E-value: 7.16e-41
                           10        20        30        40        50        60        70        80
                   ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524    39 TNDLDFIRTSCNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLSQAKSTAAFLSKLSRSAakysgdGHQTASAVIR 118
Cdd:smart00856   1 APTSKLIDSICKSTDYPDFCVSSLSSDPSSSATDPKDLAKIAIKVALSQATKTLSFISKLLKKT------KDPRLKAALK 74
                           90       100       110       120       130       140       150       160
                   ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524   119 DCVSNVEDAVDEMRGSLRQLrdmngrgggtaarrsvetFRFQMSNVQTWMSAALTDEDTCTDGFEDMDegGLIKTTVCDR 198
Cdd:smart00856  75 DCLELYDDAVDSLEKALEEL------------------KSGDYDDVATWLSAALTDQDTCLDGFEEND--DKVKSPLTKR 134
                          170
                   ....*....|....
gi 257321524   199 LEEVKRLTSNALAL 212
Cdd:smart00856 135 NDNLEKLTSNALAI 148
PMEI pfam04043
Plant invertase/pectin methylesterase inhibitor; This domain inhibits pectin methylesterases ...
43-212 2.62e-37

Plant invertase/pectin methylesterase inhibitor; This domain inhibits pectin methylesterases (PMEs) and invertases through formation of a non-covalent 1:1 complex. It has been implicated in the regulation of fruit development, carbohydrate metabolism and cell wall extension. It may also be involved in inhibiting microbial pathogen PMEs. It has been observed that it is often expressed as a large inactive preprotein. It is also found at the N-termini of PMEs predicted from DNA sequences (personal obs:C Yeats), suggesting that both PMEs and their inhibitor are expressed as a single polyprotein and subsequently processed. It has two disulphide bridges and is mainly alpha-helical.


Pssm-ID: 461143 [Multi-domain]  Cd Length: 148  Bit Score: 127.28  E-value: 2.62e-37
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524   43 DFIRTSCNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLSQAKSTAAFLSKLSRSAAKYSgdghqTASAVIRDCVS 122
Cdd:pfam04043   1 SLIKTACKKTPYPDLCVSSLSSDPASAASPPKGLAKAAVNVALSNATSALSFISKLLKKSKKSA-----KDKAALEDCLE 75
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  123 NVEDAVDEMRGSLRQLRDMNGRGggtaarrsvetfrfqmSNVQTWMSAALTDEDTCTDGFEDMDEGGLIKTTVcDRLEEV 202
Cdd:pfam04043  76 LYDDAVDELNRALDALKAGDSSR----------------DDAQTWLSAALTNQDTCEDGFKEAVKGQLKSSMK-SPLRNL 138
                         170
                  ....*....|
gi 257321524  203 KRLTSNALAL 212
Cdd:pfam04043 139 TKLTSNALAI 148
PME_inhib TIGR01614
pectinesterase inhibitor domain; This model describes a plant domain of about 200 amino acids, ...
43-217 3.72e-25

pectinesterase inhibitor domain; This model describes a plant domain of about 200 amino acids, characterized by four conserved Cys residues, shown in a pectinesterase inhibitor from Kiwi to form two disulfide bonds: first to second and third to fourth. Roughly half the members of this family have the region described by this model followed immediately by a pectinesterase domain, pfam01095. This suggests that the pairing of the enzymatic domain and its inhibitor reflects a conserved regulatory mechanism for this enzyme family.


Pssm-ID: 273717 [Multi-domain]  Cd Length: 178  Bit Score: 96.72  E-value: 3.72e-25
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524   43 DFIRTSCNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLSQAKSTAAFLSKLSRSAakysgdGHQTASAVIRDCVS 122
Cdd:TIGR01614  30 SLIKRICKKTEYPNFCISTLKSDPSSAKADLQGLANISVSAALSNASDTLDHISKLLLTK------GDPRDKSALEDCVE 103
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  123 NVEDAVDEMRGSLRQLRDMNgrgggtaarrsvetfrfqMSNVQTWMSAALTDEDTCTDGFEDMdeGGLIKTTVCDRLEEV 202
Cdd:TIGR01614 104 LYSDAVDALDKALASLKSKD------------------YSDAETWLSSALTDPSTCEDGFEEL--GGIVKSPLTKRNNNV 163
                         170
                  ....*....|....*
gi 257321524  203 KRLTSNALALVNTYA 217
Cdd:TIGR01614 164 KKLSSITLAIIKMLT 178
PLN02314 PLN02314
pectinesterase
34-213 5.03e-18

pectinesterase


Pssm-ID: 215179 [Multi-domain]  Cd Length: 586  Bit Score: 82.18  E-value: 5.03e-18
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  34 PNTTTTNDldFIRTSCNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLSQAKSTAAFLSKLSRSAAKysgdghQTA 113
Cdd:PLN02314  64 PPELTPAT--SLKAVCSVTRYPESCISSISSLPTSNTTDPETLFKLSLKVAIDELSKLSDLPQKLINETND------ERL 135
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 114 SAVIRDCVSNVEDAVDEMRGSLRQlrdMNGRGGGTAARRSvetfrfQMSNVQTWMSAALTDEDTCTDGFEDMDEGGLIKT 193
Cdd:PLN02314 136 KSALRVCETLFDDAIDRLNDSISS---MQVGEGEKILSSS------KIDDLKTWLSATITDQETCIDALQELSQNKYANS 206
                        170       180
                 ....*....|....*....|....
gi 257321524 194 TVCDRL----EEVKRLTSNALALV 213
Cdd:PLN02314 207 TLTNEVktamSNSTEFTSNSLAIV 230
 
Name Accession Description Interval E-value
PMEI-like_3 cd15798
Uncharacterized subfamily of plant invertase/pectin methylesterase inhibitor domains; This ...
47-218 2.37e-44

Uncharacterized subfamily of plant invertase/pectin methylesterase inhibitor domains; This subfamily contains inhibitors similar to those of pectin methylesterase (PME; Pectinesterase; EC 3.1.1.11; CAZy class 8 of carbohydrate esterases) that catalyzes the demethylesterification of homogalacturonans in the cell wall. The proteinaceous PME inhibitor (PMEI) inhibits PME and invertase through formation of a non-covalent 1:1 complex. Depending on the mode of demethylesterification, PMEI activity results in either loosening or rigidification of the cell wall. PMEI has been implicated in the regulation of fruit development, carbohydrate metabolism and cell wall extension. It may also be involved in inhibiting microbial pathogen PMEs. Thus, PMEI probably plays an important physiological role in PME regulation in plants, possessing several potential applications in a food-technological context.


Pssm-ID: 275442 [Multi-domain]  Cd Length: 154  Bit Score: 145.66  E-value: 2.37e-44
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  47 TSCNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLSQAKSTAAFLSKLSRSaakySGDGHQTASAViRDCVSNVED 126
Cdd:cd15798    1 AICSSTPYPDLCKSSLSSYASSSSTDPKELAKAALNAALDEAKKALALLSSLLKS----SGSNPREKAAL-EDCLELLDD 75
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 127 AVDEMRGSLRQLRDMngrgggtaarrSVETFRFQMSNVQTWMSAALTDEDTCTDGFEDMDegGLIKTTVCDRLEEVKRLT 206
Cdd:cd15798   76 AVDDLNRSLSELNSL-----------SKDKFSERVDDVQTWLSAALTNQDTCLDGFEETG--STVKKELRASLKNVSKLT 142
                        170
                 ....*....|..
gi 257321524 207 SNALALVNTYAN 218
Cdd:cd15798  143 SNALALVNALAK 154
PMEI smart00856
Plant invertase/pectin methylesterase inhibitor; This domain inhibits pectin methylesterases ...
39-212 7.16e-41

Plant invertase/pectin methylesterase inhibitor; This domain inhibits pectin methylesterases (PMEs) and invertases through formation of a non-covalent 1:1 complex. It has been implicated in the regulation of fruit development, carbohydrate metabolism and cell wall extension. It may also be involved in inhibiting microbial pathogen PMEs. It has been observed that it is often expressed as a large inactive preprotein. It is also found at the N-termini of PMEs predicted from DNA sequences, suggesting that both PMEs and their inhibitors are expressed as a single polyprotein and subsequently processed. It has two disulphide bridges and is mainly alpha-helical.


Pssm-ID: 214860 [Multi-domain]  Cd Length: 148  Bit Score: 136.35  E-value: 7.16e-41
                           10        20        30        40        50        60        70        80
                   ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524    39 TNDLDFIRTSCNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLSQAKSTAAFLSKLSRSAakysgdGHQTASAVIR 118
Cdd:smart00856   1 APTSKLIDSICKSTDYPDFCVSSLSSDPSSSATDPKDLAKIAIKVALSQATKTLSFISKLLKKT------KDPRLKAALK 74
                           90       100       110       120       130       140       150       160
                   ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524   119 DCVSNVEDAVDEMRGSLRQLrdmngrgggtaarrsvetFRFQMSNVQTWMSAALTDEDTCTDGFEDMDegGLIKTTVCDR 198
Cdd:smart00856  75 DCLELYDDAVDSLEKALEEL------------------KSGDYDDVATWLSAALTDQDTCLDGFEEND--DKVKSPLTKR 134
                          170
                   ....*....|....
gi 257321524   199 LEEVKRLTSNALAL 212
Cdd:smart00856 135 NDNLEKLTSNALAI 148
PMEI pfam04043
Plant invertase/pectin methylesterase inhibitor; This domain inhibits pectin methylesterases ...
43-212 2.62e-37

Plant invertase/pectin methylesterase inhibitor; This domain inhibits pectin methylesterases (PMEs) and invertases through formation of a non-covalent 1:1 complex. It has been implicated in the regulation of fruit development, carbohydrate metabolism and cell wall extension. It may also be involved in inhibiting microbial pathogen PMEs. It has been observed that it is often expressed as a large inactive preprotein. It is also found at the N-termini of PMEs predicted from DNA sequences (personal obs:C Yeats), suggesting that both PMEs and their inhibitor are expressed as a single polyprotein and subsequently processed. It has two disulphide bridges and is mainly alpha-helical.


Pssm-ID: 461143 [Multi-domain]  Cd Length: 148  Bit Score: 127.28  E-value: 2.62e-37
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524   43 DFIRTSCNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLSQAKSTAAFLSKLSRSAAKYSgdghqTASAVIRDCVS 122
Cdd:pfam04043   1 SLIKTACKKTPYPDLCVSSLSSDPASAASPPKGLAKAAVNVALSNATSALSFISKLLKKSKKSA-----KDKAALEDCLE 75
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  123 NVEDAVDEMRGSLRQLRDMNGRGggtaarrsvetfrfqmSNVQTWMSAALTDEDTCTDGFEDMDEGGLIKTTVcDRLEEV 202
Cdd:pfam04043  76 LYDDAVDELNRALDALKAGDSSR----------------DDAQTWLSAALTNQDTCEDGFKEAVKGQLKSSMK-SPLRNL 138
                         170
                  ....*....|
gi 257321524  203 KRLTSNALAL 212
Cdd:pfam04043 139 TKLTSNALAI 148
PME_inhib TIGR01614
pectinesterase inhibitor domain; This model describes a plant domain of about 200 amino acids, ...
43-217 3.72e-25

pectinesterase inhibitor domain; This model describes a plant domain of about 200 amino acids, characterized by four conserved Cys residues, shown in a pectinesterase inhibitor from Kiwi to form two disulfide bonds: first to second and third to fourth. Roughly half the members of this family have the region described by this model followed immediately by a pectinesterase domain, pfam01095. This suggests that the pairing of the enzymatic domain and its inhibitor reflects a conserved regulatory mechanism for this enzyme family.


Pssm-ID: 273717 [Multi-domain]  Cd Length: 178  Bit Score: 96.72  E-value: 3.72e-25
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524   43 DFIRTSCNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLSQAKSTAAFLSKLSRSAakysgdGHQTASAVIRDCVS 122
Cdd:TIGR01614  30 SLIKRICKKTEYPNFCISTLKSDPSSAKADLQGLANISVSAALSNASDTLDHISKLLLTK------GDPRDKSALEDCVE 103
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  123 NVEDAVDEMRGSLRQLRDMNgrgggtaarrsvetfrfqMSNVQTWMSAALTDEDTCTDGFEDMdeGGLIKTTVCDRLEEV 202
Cdd:TIGR01614 104 LYSDAVDALDKALASLKSKD------------------YSDAETWLSSALTDPSTCEDGFEEL--GGIVKSPLTKRNNNV 163
                         170
                  ....*....|....*
gi 257321524  203 KRLTSNALALVNTYA 217
Cdd:TIGR01614 164 KKLSSITLAIIKMLT 178
PMEI-like_1 cd15801
Uncharacterized subfamily of plant invertase/pectin methylesterase inhibitors; This subfamily ...
44-214 5.11e-22

Uncharacterized subfamily of plant invertase/pectin methylesterase inhibitors; This subfamily contains inhibitors similar to those of pectin methylesterase (PME; Pectinesterase; EC 3.1.1.11; CAZy class 8 of carbohydrate esterases) that catalyzes the demethylesterification of homogalacturonans in the cell wall, and cell-wall invertases (CWIs) that catalyze the hydrolytic cleavage of the disaccharide sucrose into glucose and fructose. The proteinaceous PME inhibitor (PMEI) inhibits PME and invertase through formation of a non-covalent 1:1 complex. Cell-wall inhibitor of beta-fructosidase from tobacco (CIF) interacts with CWI in a strictly pH-dependent manner, modulated between pH 4 and 6, with rapid dissociation at neutral pH mediated by structure rearrangement or surface charge pattern in the binding interface. Comparison of the CIF/INV1 structure with the complex between the structurally CIF-related pectin methylesterase inhibitor (PMEI) and pectin methylesterase indicates a common targeting mechanism in PMEI and CIF.


Pssm-ID: 275445 [Multi-domain]  Cd Length: 146  Bit Score: 87.77  E-value: 5.11e-22
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  44 FIRTSCNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLSQAKSTAAFLSKLsrsaakYSGDGHQTASAVIRDCVSN 123
Cdd:cd15801    1 LIEEACKKTLDPDLCVSALSSDPESKKADLRGLAELALKAAAENATATASYVSEL------LNTAKDPYVQQCLEDCSEN 74
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 124 VEDAVDEMRGSLRQLRDMNGRGggtaarrsvetfrfqmsnVQTWMSAALTDEDTCTDGFEdmDEGGlIKTTVCDRLEEVK 203
Cdd:cd15801   75 YEDAVEQLNDSLAALDSKAYGD------------------VKTWVTAALADAETCEDAFK--EKPG-DKSPLTARNGDFS 133
                        170
                 ....*....|.
gi 257321524 204 RLTSNALALVN 214
Cdd:cd15801  134 KLCSIALAIIK 144
PLN02314 PLN02314
pectinesterase
34-213 5.03e-18

pectinesterase


Pssm-ID: 215179 [Multi-domain]  Cd Length: 586  Bit Score: 82.18  E-value: 5.03e-18
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  34 PNTTTTNDldFIRTSCNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLSQAKSTAAFLSKLSRSAAKysgdghQTA 113
Cdd:PLN02314  64 PPELTPAT--SLKAVCSVTRYPESCISSISSLPTSNTTDPETLFKLSLKVAIDELSKLSDLPQKLINETND------ERL 135
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 114 SAVIRDCVSNVEDAVDEMRGSLRQlrdMNGRGGGTAARRSvetfrfQMSNVQTWMSAALTDEDTCTDGFEDMDEGGLIKT 193
Cdd:PLN02314 136 KSALRVCETLFDDAIDRLNDSISS---MQVGEGEKILSSS------KIDDLKTWLSATITDQETCIDALQELSQNKYANS 206
                        170       180
                 ....*....|....*....|....
gi 257321524 194 TVCDRL----EEVKRLTSNALALV 213
Cdd:PLN02314 207 TLTNEVktamSNSTEFTSNSLAIV 230
PMEI_like cd14859
pectin methylesterase inhibitor and related proteins; Pectin methylesterase (PME; ...
49-214 2.59e-17

pectin methylesterase inhibitor and related proteins; Pectin methylesterase (PME; Pectinesterase; EC 3.1.1.11; CAZy class 8 of carbohydrate esterases) catalyzes the demethylesterification of homogalacturonans in the cell wall. Its activity is regulated by the proteinaceous PME inhibitor (PMEI) which inhibits PME and invertase through formation of a non-covalent 1:1 complex. Depending on the mode of demethylesterification, PMEI activity results in either loosening or rigidification of the cell wall. PMEI has been implicated in the regulation of fruit development, carbohydrate metabolism and cell wall extension. It may also be involved in inhibiting microbial pathogen PMEs. Thus, PMEI probably plays an important physiological role in PME regulation in plants, possessing several potential applications in a food-technological context. CIF (cell-wall inhibitor of beta-fructosidase from tobacco) is structurally similar to PMEI and these members are also included in this model. Comparison of the CIF/INV1 structure with the complex between PMEI/PME suggests a common targeting mechanism in PMEI and CIF. However, CIF and PMEI use distinct surface areas to selectively inhibit very different enzymatic scaffolds.


Pssm-ID: 275438 [Multi-domain]  Cd Length: 140  Bit Score: 75.16  E-value: 2.59e-17
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  49 CNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLSQAKSTAAFLSKLSRSAakysgdGHQTASAVIRDCVSNVEDAV 128
Cdd:cd14859    1 CKKTSYYKLCVSSLSSDPRSSTADLKGLANIALDAALANASDTQAFIAKLLKST------KDPALKKALRDCADDYDDAV 74
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 129 DEMRGSLRQLRDMNgrgggtaarrsvetfrfqMSNVQTWMSAALTDEDTCTDGFEdmdEGGLIKTTVCDRLEEVKRLTSN 208
Cdd:cd14859   75 DDLEDAINALLSGD------------------YDDAKTHVSAALDDADTCEEAFK---ESSGLPSPLTTRNDDLKRLCSI 133

                 ....*.
gi 257321524 209 ALALVN 214
Cdd:cd14859  134 ALAIIL 139
PLN02468 PLN02468
putative pectinesterase/pectinesterase inhibitor
45-213 8.63e-17

putative pectinesterase/pectinesterase inhibitor


Pssm-ID: 178087 [Multi-domain]  Cd Length: 565  Bit Score: 78.38  E-value: 8.63e-17
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  45 IRTSCNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLSQakstaaflskLSRSAAKYSGDGH------QTASAVIR 118
Cdd:PLN02468  67 VKAVCDVTLYKDSCYETLAPAPKASQLQPEELFKYAVKVAINE----------LSKASQAFSNSEGflgvkdNMTNAALN 136
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 119 DCVSNVEDAVDEMRGSLRQlrdmngrGGGTAARRSVETFRfqmsnvqTWMSAALTDEDTCTDGFEdmdEGGLiKTTVCDR 198
Cdd:PLN02468 137 ACQELLDLAIDNLNNSLTS-------SGGVSVLDNVDDLR-------TWLSSAGTYQETCIDGLA---EPNL-KSFGENH 198
                        170
                 ....*....|....*
gi 257321524 199 LEEVKRLTSNALALV 213
Cdd:PLN02468 199 LKNSTELTSNSLAII 213
PLN02484 PLN02484
probable pectinesterase/pectinesterase inhibitor
32-212 2.22e-16

probable pectinesterase/pectinesterase inhibitor


Pssm-ID: 178102 [Multi-domain]  Cd Length: 587  Bit Score: 77.26  E-value: 2.22e-16
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  32 PRPNTTTTNDLDFIRTSCNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLsQAKSTAAFLSklsrSAAKYSGDGHQ 111
Cdd:PLN02484  63 TSPKSLHRKPTQAISKTCSKTRFPNLCVDSLLDFPGSLTASESDLIHISFNMTL-QHFSKALYLS----STISYVQMPPR 137
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 112 TASAvIRDCVSNVEDAVDEMRGSLRQLrdMNGRGGGTAarrsvetfrfqmSNVQTWMSAALTDEDTCTDGFEDMDEGGlI 191
Cdd:PLN02484 138 VRSA-YDSCLELLDDSVDALSRALSSV--VPSSGGGSP------------QDVVTWLSAALTNHDTCTEGFDGVNGGE-V 201
                        170       180
                 ....*....|....*....|.
gi 257321524 192 KTTVCDRLEEVKRLTSNALAL 212
Cdd:PLN02484 202 KDQMTGALKDLSELVSNCLAI 222
PMEI-like_4 cd15799
plant invertase/pectin methylesterase inhibitor domain-containing protein; This subfamily ...
48-215 2.27e-16

plant invertase/pectin methylesterase inhibitor domain-containing protein; This subfamily contains inhibitors similar to those of pectin methylesterase (PME; Pectinesterase; EC 3.1.1.11; CAZy class 8 of carbohydrate esterases) that catalyzes the demethylesterification of homogalacturonans in the cell wall, and cell-wall invertases (CWIs) that catalyze the hydrolytic cleavage of the disaccharide sucrose into glucose and fructose. The proteinaceous PME inhibitor (PMEI) inhibits PME and invertase through formation of a non-covalent 1:1 complex. Cell-wall inhibitor of beta-fructosidase from tobacco (CIF) interacts with CWI in a strictly pH-dependent manner, modulated between pH 4 and 6, with rapid dissociation at neutral pH mediated by structure rearrangement or surface charge pattern in the binding interface. Comparison of the CIF/INV1 structure with the complex between the structurally CIF-related pectin methylesterase inhibitor (PMEI) and pectin methylesterase indicates a common targeting mechanism in PMEI and CIF.


Pssm-ID: 275443 [Multi-domain]  Cd Length: 151  Bit Score: 73.21  E-value: 2.27e-16
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  48 SCNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLSQAKSTAAFLSKLSrsaakysgdGHQTASAVIRDCVSNVEDA 127
Cdd:cd15799    9 LCLAIPSVSSSANALSAQCLKVPLDVFLAALKTTVDRIQSALSMVSKLRNGS---------DDPRLSNALSDCLELLDFS 79
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 128 VDEMRGSLRQLRDMNGRGGgtaarrsvetfrfqmSNVQTWMSAALTDEDTCTDGFedmDEGGLIKTTVCDRLEEVKRLTS 207
Cdd:cd15799   80 ADRLSWSLSALQNPKGDSG---------------SDARTWLSAALTNHDTCLDGL---EETGVVKSLVAAALSNLTSLLR 141

                 ....*...
gi 257321524 208 NALALVNT 215
Cdd:cd15799  142 EALAMVAS 149
PMEI-like_2 cd15800
Uncharacterized subfamily of plant invertase/pectin methylesterase inhibitors; This subfamily ...
49-214 2.52e-15

Uncharacterized subfamily of plant invertase/pectin methylesterase inhibitors; This subfamily contains inhibitors similar to those of pectin methylesterase (PME; Pectinesterase; EC 3.1.1.11; CAZy class 8 of carbohydrate esterases) that catalyzes the demethylesterification of homogalacturonans in the cell wall, and cell-wall invertases (CWIs) that catalyze the hydrolytic cleavage of the disaccharide sucrose into glucose and fructose. The proteinaceous PME inhibitor (PMEI) inhibits PME and invertase through formation of a non-covalent 1:1 complex. Cell-wall inhibitor of beta-fructosidase from tobacco (CIF) interacts with CWI in a strictly pH-dependent manner, modulated between pH 4 and 6, with rapid dissociation at neutral pH mediated by structure rearrangement or surface charge pattern in the binding interface. Comparison of the CIF/INV1 structure with the complex between the structurally CIF-related pectin methylesterase inhibitor (PMEI) and pectin methylesterase indicates a common targeting mechanism in PMEI and CIF.


Pssm-ID: 275444 [Multi-domain]  Cd Length: 148  Bit Score: 70.08  E-value: 2.52e-15
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  49 CNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLSQAKSTAAFLSKLSRSAAKYSgdghqTASAVIRDCVSNVEDAV 128
Cdd:cd15800    8 CKKTDYPALCLSTVKPFLTKGKIDPVSALEAAIKALIAKTKQAKALAKKLAKSPSTSP-----EVKSALDVCKESYDDAL 82
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 129 DEMRGSlrqLRDMNGRGGGTAarrsvetfrfqMSNvqtwMSAALTDEDTCTDGFEDMDEggliKTTVCDRLEEVKRLTSN 208
Cdd:cd15800   83 DNLKKA---LKAIKSRDIGTL-----------NSM----LSAAITDYSTCDDAFAESGL----VSPLAKINDLLKKLASN 140

                 ....*.
gi 257321524 209 ALALVN 214
Cdd:cd15800  141 CLAIAT 146
PLN02745 PLN02745
Putative pectinesterase/pectinesterase inhibitor
45-219 1.14e-14

Putative pectinesterase/pectinesterase inhibitor


Pssm-ID: 178346 [Multi-domain]  Cd Length: 596  Bit Score: 72.19  E-value: 1.14e-14
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  45 IRTSCNATLYPDVCFTSLSGYA--SAVQDSPARLAKLAIgvslsqaKSTAAFLSKLSRSAAKYSGDgHQTASAVIRDCVS 122
Cdd:PLN02745  82 IQTVCNATLYKQTCENTLKKGTekDPSLAQPKDLLKSAI-------KAVNDDLDKVLKKVLSFKFE-NPDEKDAIEDCKL 153
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 123 NVEDAVDEMRGSLRQLRDMNGRgggtaarrsvetFRFQMSNVQTWMSAALTDEDTCTDGFEDmdegGLIKTTVCDRLEEV 202
Cdd:PLN02745 154 LVEDAKEELKASISRINDEVNK------------LAKNVPDLNNWLSAVMSYQETCIDGFPE----GKLKSEMEKTFKSS 217
                        170
                 ....*....|....*..
gi 257321524 203 KRLTSNALALVNTYANN 219
Cdd:PLN02745 218 QELTSNSLAMVSSLTSF 234
PLN02698 PLN02698
Probable pectinesterase/pectinesterase inhibitor
45-222 1.46e-10

Probable pectinesterase/pectinesterase inhibitor


Pssm-ID: 178301 [Multi-domain]  Cd Length: 497  Bit Score: 59.96  E-value: 1.46e-10
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  45 IRTSCNATLYPDVCFTSLSGYASAVQDSPARLaklaIGVSLSQAKSTAAFLSKLSRSAAkySGDGHQTASavIRDCVSNV 124
Cdd:PLN02698  25 VQRECSFTKYPSLCVQTLRGLRHDGVDIVSVL----VNKTISETNLPLSSSMGSSYQLS--LEEATYTPS--VSDSCERL 96
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 125 edavdeMRGSLRQLRDmngrgggtAARRSVETFRFQMSNVQTWMSAALTDEDTCTDGFEDMDE--GGLIKTTVCDRLEEV 202
Cdd:PLN02698  97 ------MKMSLKRLRQ--------SLLALKGSSRKNKHDIQTWLSAALTFQQACKDSIVDSTGysGTSAISQISQKMDHL 162
                        170       180
                 ....*....|....*....|
gi 257321524 203 KRLTSNALALVNTYANNGAP 222
Cdd:PLN02698 163 SRLVSNSLALVNRITPNPKP 182
PLN02313 PLN02313
Pectinesterase/pectinesterase inhibitor
45-213 1.89e-10

Pectinesterase/pectinesterase inhibitor


Pssm-ID: 177947 [Multi-domain]  Cd Length: 587  Bit Score: 59.71  E-value: 1.89e-10
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  45 IRTSCNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLSQAKSTAAFLSKLsrsAAKYSGDGHQTASAvIRDCVSNV 124
Cdd:PLN02313  62 LKSVCSSTLYPELCFSAVAATGGKELTSQKEVIEASLNLTTKAVKHNYFAVKKL---IAKRKGLTPREVTA-LHDCLETI 137
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 125 EDAVDEMRGSLRQLRDMNGRgggtaarrsvETFRFQMSNVQTWMSAALTDEDTCTDGFEDMDEGGLIKTTVCDRLEEVKR 204
Cdd:PLN02313 138 DETLDELHVAVEDLHQYPKQ----------KSLRKHADDLKTLISSAITNQGTCLDGFSYDDADRKVRKALLKGQVHVEH 207

                 ....*....
gi 257321524 205 LTSNALALV 213
Cdd:PLN02313 208 MCSNALAMI 216
PLN02201 PLN02201
probable pectinesterase/pectinesterase inhibitor
103-222 1.05e-09

probable pectinesterase/pectinesterase inhibitor


Pssm-ID: 177852 [Multi-domain]  Cd Length: 520  Bit Score: 57.58  E-value: 1.05e-09
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 103 AKYSGDghQTASAVIRDCVSNVEDAVDEMRGSLRQLRDMNGRGGGTAARRSvetfrfqmsNVQTWMSAALTDEDTCTDGF 182
Cdd:PLN02201  63 DKVFGD--SRLSNAISDCLDLLDFAAEELSWSISASQNPNGKDNSTGDVGS---------DLRTWLSAALSNQDTCIEGF 131
                         90       100       110       120
                 ....*....|....*....|....*....|....*....|
gi 257321524 183 EDMDegGLIKTTVCDRLEEVKRLTSNALALVNTYANNGAP 222
Cdd:PLN02201 132 DGTN--GIVKKLVAGSLSQVGSTVRELLTMVHPPPSKGKS 169
PLN02995 PLN02995
Probable pectinesterase/pectinesterase inhibitor
30-220 4.84e-09

Probable pectinesterase/pectinesterase inhibitor


Pssm-ID: 178574 [Multi-domain]  Cd Length: 539  Bit Score: 55.45  E-value: 4.84e-09
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  30 LLPRPNTTTT--NDLDfIRTSCNATLYPDVC---FTSLSGYASAVQDSPARLakLAIGVSLSQAKSTAAflsKLSRSAAK 104
Cdd:PLN02995  21 LCVHPLTTVAdgNSTD-IDGWCDKTPYPDPCkcyFKNHNGFRQPTQISEFRV--MLVEAAMDRAISARD---ELTNSGKN 94
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 105 YSGDGHQtasAVIRDCVSNVEDAVDEMRgslrqlRDMNGRGGGTAARRSVETFrfqmsNVQTWMSAALTDEDTCTDGFED 184
Cdd:PLN02995  95 CTDFKKQ---AVLADCIDLYGDTIMQLN------RTLQGVSPKAGAAKRCTDF-----DAQTWLSTALTNTETCRRGSSD 160
                        170       180       190
                 ....*....|....*....|....*....|....*....
gi 257321524 185 MDEGGLIKTTVCDrlEEVKRLTSNALAL---VNTYANNG 220
Cdd:PLN02995 161 LNVSDFITPIVSN--TKISHLISNCLAVngaLLTAGNNG 197
PLN02506 PLN02506
putative pectinesterase/pectinesterase inhibitor
72-212 1.61e-08

putative pectinesterase/pectinesterase inhibitor


Pssm-ID: 215280 [Multi-domain]  Cd Length: 537  Bit Score: 54.17  E-value: 1.61e-08
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  72 SPARLAKLAIGVSLSQAKSTAAFLSKLSRSAAKYSgdgHQTAsavIRDCVSNVEDAVDEMRGSLRQLRDMngRGGGTAAR 151
Cdd:PLN02506  65 TPHSVLSAALKATLDEARLAIDMITKFNALSISYR---EQVA---IEDCKELLDFSVSELAWSLLEMNKI--RAGHDNVA 136
                         90       100       110       120       130       140
                 ....*....|....*....|....*....|....*....|....*....|....*....|.
gi 257321524 152 RSvetfrfqmSNVQTWMSAALTDEDTCTDGFEDMDegGLIKTTVCDRLEEVKRLTSNALAL 212
Cdd:PLN02506 137 YE--------GNLKAWLSAALSNQDTCLEGFEGTD--RHLENFIKGSLKQVTQLISNVLAM 187
PLN02416 PLN02416
probable pectinesterase/pectinesterase inhibitor
35-213 4.84e-08

probable pectinesterase/pectinesterase inhibitor


Pssm-ID: 178037 [Multi-domain]  Cd Length: 541  Bit Score: 52.62  E-value: 4.84e-08
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  35 NTTTTNDLDF----IRTSCNATLYPDVCFTSLSGYASaVQDSPARLAKLAigVSLSQAKSTAAFLSKLsRSAAKYSGDGH 110
Cdd:PLN02416  27 NASYTTSLDPhlssLTSFCKSTPYPDACFDSLKLSIS-INISPNILNFLL--QTLQTAISEAGKLTNL-LSGAGQSSNII 102
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 111 QTASAVIRDCVSNVEDAVDEMRGSLRQLRDMNGRgggtaarrsvetfrfQMSNVQTWMSAALTDEDTCTDGFEdmDEGGL 190
Cdd:PLN02416 103 EKQRGTIQDCKELHQITVSSLKRSVSRIQAGDSR---------------KLADARAYLSAALTNKNTCLEGLD--SASGP 165
                        170       180
                 ....*....|....*....|...
gi 257321524 191 IKTTVCDRLEEVKRLTSNALALV 213
Cdd:PLN02416 166 LKPKLVNSFTSTYKHVSNSLSML 188
PLN02217 PLN02217
probable pectinesterase/pectinesterase inhibitor
39-218 1.69e-07

probable pectinesterase/pectinesterase inhibitor


Pssm-ID: 215130 [Multi-domain]  Cd Length: 670  Bit Score: 51.24  E-value: 1.69e-07
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  39 TNDLDFIRTSCNATLYPDVCFTSLSGYASAVQDsPARLAKLAIGVSLSQAKSTAaflsKLSRSAAKYSGDGHqtASAVIR 118
Cdd:PLN02217  50 TTSVKAIKDVCAPTDYKETCEDTLRKDAKNTSD-PLELVKTAFNATMKQISDVA----KKSQTMIELQKDPR--TKMALD 122
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 119 DCVSNVEDAVDEMRGSLRQLrdmnGRgggtaarrsvetFRFQ-----MSNVQTWMSAALTDEDTCTDGFEDMDegGLIKT 193
Cdd:PLN02217 123 QCKELMDYAIGELSKSFEEL----GK------------FEFHkvdeaLIKLRIWLSATISHEQTCLDGFQGTQ--GNAGE 184
                        170       180
                 ....*....|....*....|....*
gi 257321524 194 TVCDRLEEVKRLTSNALALVNTYAN 218
Cdd:PLN02217 185 TIKKALKTAVQLTHNGLAMVSEMSN 209
PLN02713 PLN02713
Probable pectinesterase/pectinesterase inhibitor
47-212 1.87e-07

Probable pectinesterase/pectinesterase inhibitor


Pssm-ID: 215383 [Multi-domain]  Cd Length: 566  Bit Score: 50.95  E-value: 1.87e-07
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  47 TSCNATLYPDVCFTSL-SGYASAVQDSparlAKLAIGVSLSQAKStaaFLSKLSRSAAKYSGDGHQTASAVIRDCVSNVE 125
Cdd:PLN02713  37 TICNTTPDPSFCKSVLpHNQPGNVYDY----GRFSVRKSLSQSRK---FLSLVDRYLKRNSTLLSKSAIRALEDCQFLAG 109
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 126 DAVDEMRGSlrqlrdmngrggGTAARRSVETFRF-QMSNVQTWMSAALTDEDTCTDGFEDMDEGGLIKTTVCDRLEEVKR 204
Cdd:PLN02713 110 LNIDFLLSS------------FETVNSSSKTLSDpQADDVQTLLSAILTNQQTCLDGLQAASSAWSVRNGLAVPLSNDTK 177

                 ....*...
gi 257321524 205 LTSNALAL 212
Cdd:PLN02713 178 LYSVSLAL 185
PLN02990 PLN02990
Probable pectinesterase/pectinesterase inhibitor
29-218 2.66e-07

Probable pectinesterase/pectinesterase inhibitor


Pssm-ID: 215535 [Multi-domain]  Cd Length: 572  Bit Score: 50.41  E-value: 2.66e-07
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  29 RLLPRPNTTTTNDLDFIrtsCNATLYPDVCFTSLSGyASAVQDSPARLAKLAIGVSLsqaKSTAAFLSKLSrSAAKYSGD 108
Cdd:PLN02990  43 KIVPVQIKTTTKAVEAV---CAPTDYKETCVNSLMK-ASPDSTQPLDLIKLGFNVTI---RSINDSIKKAS-GELKAKAA 114
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 109 GHQTASAVIRDCVSNVEDAVDEMRGSLRQLRDMngrgggtaarrSVETFRFQMSNVQTWMSAALTDEDTCTDGFEDmdeg 188
Cdd:PLN02990 115 NDPETKGALELCEKLMNDATDDLKKCLDNFDGF-----------SIDQIEDFVEDLRVWLSGSIAYQQTCMDTFEE---- 179
                        170       180       190
                 ....*....|....*....|....*....|....
gi 257321524 189 glIKTTVCDRLEEV----KRLTSNALALVNTYAN 218
Cdd:PLN02990 180 --IKSNLSQDMLKIfktsRELTSNGLAMITNISN 211
PLN03043 PLN03043
Probable pectinesterase/pectinesterase inhibitor; Provisional
48-213 3.29e-07

Probable pectinesterase/pectinesterase inhibitor; Provisional


Pssm-ID: 178606 [Multi-domain]  Cd Length: 538  Bit Score: 50.25  E-value: 3.29e-07
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  48 SCNATLYPDVCFTSLSGYASAVQDsPARLAKLAIGVSLSQAKSTAAFLSKLSRSAAKYSGDGHQTASAViRDCVSNVEDA 127
Cdd:PLN03043   5 ACKSTLYPKLCRSILSTVKSSPSD-PYEYGKFSVKQCLKQARRLSKVINYYLTHENQPGKMTHEEIGAL-ADCGELSELN 82
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 128 VDEMR---GSLRQLRDMNGrgggtaarRSVEtfrfqmsNVQTWMSAALTDEDTCTDGFEDMDEGglIKTTVCDRLEEVKR 204
Cdd:PLN03043  83 VDYLEtisSELKSAELMTD--------ALVE-------RVTSLLSGVVTNQQTCYDGLVDSKSS--FAAALGAPLGNLTR 145

                 ....*....
gi 257321524 205 LTSNALALV 213
Cdd:PLN03043 146 LYSVSLGLV 154
PLN02301 PLN02301
pectinesterase/pectinesterase inhibitor
24-213 6.01e-06

pectinesterase/pectinesterase inhibitor


Pssm-ID: 215170 [Multi-domain]  Cd Length: 548  Bit Score: 46.41  E-value: 6.01e-06
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  24 SISAVRLLPRPNTTTTNDLDFIRTSCNATLYPDVCFTSLSGYA--SAVQDSPARLAKLAIGVSLSQAKSTAAFLSKLSRS 101
Cdd:PLN02301  32 SSAALFTAPLISTNSSSPPSLLQTLCDRAHDQDSCQAMVSEIAtnTVMKLNRVDLLQVLLKESTPHLQNTIEMASEIRIR 111
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 102 AakysgDGHQTASAVIrDCVSNVEDAVDEMRGSLRQLrdmngrgggtaARRSVETFrfqmSNVQTWMSAALTDEDTCTDG 181
Cdd:PLN02301 112 I-----NDPRDKAALA-DCVELMDLSKDRIKDSVEAL-----------GNVTSKSH----ADAHTWLSSVLTNHVTCLDG 170
                        170       180       190
                 ....*....|....*....|....*....|..
gi 257321524 182 FEdmdegGLIKTTVCDRLEEVKRLTSNALALV 213
Cdd:PLN02301 171 IN-----GPSRQSMKPGLKDLISRARTSLAIL 197
PMEI cd15797
Pectin methylesterase inhibitor; Pectin methylesterase (PME; Pectinesterase; EC 3.1.1.11; CAZy ...
43-214 6.92e-06

Pectin methylesterase inhibitor; Pectin methylesterase (PME; Pectinesterase; EC 3.1.1.11; CAZy class 8 of carbohydrate esterases) catalyzes the demethylesterification of homogalacturonans in the cell wall. Its activity is regulated by the proteinaceous PME inhibitor (PMEI) which inhibits PME and invertase through formation of a non-covalent 1:1 complex. Depending on the mode of demethylesterification, PMEI activity results in either loosening or rigidification of the cell wall. PMEI has been implicated in the regulation of fruit development, carbohydrate metabolism and cell wall extension. It may also be involved in inhibiting microbial pathogen PMEs. Thus, PMEI probably plays an important physiological role in PME regulation in plants, possessing several potential applications in a food-technological context.


Pssm-ID: 275441 [Multi-domain]  Cd Length: 149  Bit Score: 44.34  E-value: 6.92e-06
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  43 DFIRTSCNATLYPDVCFTSLSGYASAVQDSPARLAKLAIGVSLSQAKSTAAFLSKLSRSAAKysgdghQTASAVIRDCVS 122
Cdd:cd15797    3 ELIDTICKKTENPSFCLQILNSDPRSASADLVGLAQIAIDLAQSNATNTLKLIQSLIKSTTD------PKLKNRYESCSK 76
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 123 NVEDAVDEMRGSLRQLRDMNGRGggtaARRSVetfrfqmsnvqtwmSAALTDEDTCTDGFEDMDEgglIKTTVCDRLEEV 202
Cdd:cd15797   77 NYNDAIDALEEAKKSLSSGDYDG----LNKAA--------------SAALDAVSTCEDELSKPPK---DPSPLAKYNRDV 135
                        170
                 ....*....|..
gi 257321524 203 KRLTSNALALVN 214
Cdd:cd15797  136 EDLCDIILVISD 147
PLN02708 PLN02708
Probable pectinesterase/pectinesterase inhibitor
32-220 1.16e-05

Probable pectinesterase/pectinesterase inhibitor


Pssm-ID: 215379 [Multi-domain]  Cd Length: 553  Bit Score: 45.59  E-value: 1.16e-05
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  32 PRPNTTTTNDLDfIRTSCNATLYPDVCFTSLSGYASAVQD-SPARLAKLAIGVSLSQAKSTAaflSKLSRSAAKYSGDGH 110
Cdd:PLN02708  35 PPPPSSPSTPPQ-ILLACNATRFPDTCVSSLSNAGRVPPDpKPIQIIQSAISVSRENLKTAQ---SMVKSILDSSAGNVN 110
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 111 QTASAviRDCV---SNVEDAVDEMRGSLRqlrdmngRGGGTAARrsvetfrfqmsnvqTWMSAALTDEDTCTDGFEDMDE 187
Cdd:PLN02708 111 RTTAA--TNCLevlSNSEHRISSTDIALP-------RGKIKDAR--------------AWMSAALLYQYDCWSALKYVND 167
                        170       180       190
                 ....*....|....*....|....*....|...
gi 257321524 188 GGLIKTTVCdRLEEVKRLTSNALALVNTYANNG 220
Cdd:PLN02708 168 TSQVNDTMS-FLDSLIGLTSNALSMMASYDIFG 199
PMEI-Pla_a_1_like cd15795
Pollen allergen Pla a 1 and similar plant proteins; The major Platanus acerifolia pollen ...
47-214 3.28e-05

Pollen allergen Pla a 1 and similar plant proteins; The major Platanus acerifolia pollen allergen Pla a 1 belongs to a class of allergens related to proteinaceous invertase and pectin methylesterase inhibitors. Platanus acerifolia is an important cause of pollinosis; Pla a 1 has a prevalence of about 80% among plane tree pollen-allergic patients. Recombinant Pla a 1 binds IgE in vitro, similar to its natural counterpart, rendering it suitable for specific diagnosis and structural studies. Invertase inhibitors are structurally similar to those of pectin methylesterase (PMEIs), an enzyme that is involved in the control of pectin metabolism and is structurally unrelated to invertases. All inhibitors share a size of about 18 kDa, two strictly conserved disulfide bridges and only moderate sequence homology (about 20% sequence identity).


Pssm-ID: 275439 [Multi-domain]  Cd Length: 148  Bit Score: 42.35  E-value: 3.28e-05
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524  47 TSCNATLYPDVCFTSLSGY--ASAVQDSPArLAKLAIGVSLSQAKSTAAFLSKLSRSaakySGDGHQTASAvIRDCVSNV 124
Cdd:cd15795    5 AAGDPNVDYDFCVSSLQSDprSRTAADLKG-LAVIATKLAIANATATKAKIEKLLKS----KKYPSDLKKA-LRDCLSLY 78
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 257321524 125 EDAVDEMRGSLRqlrdmngrgggtaarrSVETFRFQMSNvqTWMSAALTDEDTCTDGFEdmdEGGLIKTTVCDRLEEVKR 204
Cdd:cd15795   79 SDAVDSLKSALD----------------ALKSGDYGDAN--YDLSAATDAPVTCEDAFK---EAKIVVSPLTKENDELFQ 137
                        170
                 ....*....|
gi 257321524 205 LTSNALALVN 214
Cdd:cd15795  138 LALIALAITS 147
PLN02933 PLN02933
Probable pectinesterase/pectinesterase inhibitor
119-186 1.33e-03

Probable pectinesterase/pectinesterase inhibitor


Pssm-ID: 178521 [Multi-domain]  Cd Length: 530  Bit Score: 39.22  E-value: 1.33e-03
                         10        20        30        40        50        60
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*...
gi 257321524 119 DCVSNVEDAVDEMRGSLRQLRDMNgrgggtaarrsvetfrFQMSNVQTWMSAALTDEDTCTDGFEDMD 186
Cdd:PLN02933  94 DCLGLLDDTISDLTTAISKLRSSS----------------PEFNDVSMLLSNAMTNQDTCLDGFSTSD 145
 
Blast search parameters
Data Source: Precalculated data, version = cdd.v.3.21
Preset Options:Database: CDSEARCH/cdd   Low complexity filter: no  Composition Based Adjustment: yes   E-value threshold: 0.01

References:

  • Wang J et al. (2023), "The conserved domain database in 2023", Nucleic Acids Res.51(D)384-8.
  • Lu S et al. (2020), "The conserved domain database in 2020", Nucleic Acids Res.48(D)265-8.
  • Marchler-Bauer A et al. (2017), "CDD/SPARCLE: functional classification of proteins via subfamily domain architectures.", Nucleic Acids Res.45(D)200-3.
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