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Conserved domains on  [gi|2519365851|ref|WP_284969993|]
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hypothetical protein, partial [Clostridioides difficile]

Protein Classification

Graphical summary

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List of domain hits

Name Accession Description Interval E-value
AlgX_N_like super family cl16774
N-terminal catalytic domain of putative alginate O-acetyltranferase and similar proteins; The ...
81-254 2.51e-12

N-terminal catalytic domain of putative alginate O-acetyltranferase and similar proteins; The alginate biosynthesis protein AlgX appears to be directly involved in the O-acetylation of alginate, an exopolysaccharide that is associated with the formation of persistent biofilms, such as those by mucoid strains of Pseudomonas aeruginosa that affect patients suffering from cystic fibrosis. Its N-terminal catalytic domain resembles SGNH hydrolases, though with a permuted topology. The active site matches that of the SGNH hydrolases, is well conserved, and has been verified experimentally. This wider family includes AlgX, AlgJ, AlgV, and a number of uncharacterized families, some of which may have been mis-annotated in sequence databases.


The actual alignment was detected with superfamily member cd14439:

Pssm-ID: 450039 [Multi-domain]  Cd Length: 316  Bit Score: 67.09  E-value: 2.51e-12
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2519365851  81 GKMHYTYFAK-----------APNPVGIIADrvrkFSDEMEKQNTKLVYLMTPDKYIKGVTKFPKGI-PYSYSNEAADNF 148
Cdd:cd14439    41 GKDGWLFLKPdlydartdldaPAENVEAIAE----FRKQLDKRGIRLLVLPVPAKAKIYPERLPAYVtPPDAVNPNYRAF 116
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2519365851 149 LNQLKKYDVDYIDFREnILKSGIPKDDLFFKTDHHWKVETSFWAFGELVEQLNKKYNMNLDENHYYRDKenynsIVYPKS 228
Cdd:cd14439   117 LSRLRKAGVDVLDLRP-VLAQAKEGEQLFYRTDHHWTPLGARLAAQQVAEALKKKPGYEVPPEKYDTSK-----VEESRS 190
                         170       180
                  ....*....|....*....|....*.
gi 2519365851 229 FLGSMGRKTGILYGGIDDFTLIYPKF 254
Cdd:cd14439   191 RLGDLAKRLGLDELLKEDLIYLERVV 216
 
Name Accession Description Interval E-value
AlgX_N_like cd14439
N-terminal catalytic domain of putative alginate O-acetyltranferase and similar proteins; The ...
81-254 2.51e-12

N-terminal catalytic domain of putative alginate O-acetyltranferase and similar proteins; The alginate biosynthesis protein AlgX appears to be directly involved in the O-acetylation of alginate, an exopolysaccharide that is associated with the formation of persistent biofilms, such as those by mucoid strains of Pseudomonas aeruginosa that affect patients suffering from cystic fibrosis. Its N-terminal catalytic domain resembles SGNH hydrolases, though with a permuted topology. The active site matches that of the SGNH hydrolases, is well conserved, and has been verified experimentally. This wider family includes AlgX, AlgJ, AlgV, and a number of uncharacterized families, some of which may have been mis-annotated in sequence databases.


Pssm-ID: 270205 [Multi-domain]  Cd Length: 316  Bit Score: 67.09  E-value: 2.51e-12
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2519365851  81 GKMHYTYFAK-----------APNPVGIIADrvrkFSDEMEKQNTKLVYLMTPDKYIKGVTKFPKGI-PYSYSNEAADNF 148
Cdd:cd14439    41 GKDGWLFLKPdlydartdldaPAENVEAIAE----FRKQLDKRGIRLLVLPVPAKAKIYPERLPAYVtPPDAVNPNYRAF 116
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2519365851 149 LNQLKKYDVDYIDFREnILKSGIPKDDLFFKTDHHWKVETSFWAFGELVEQLNKKYNMNLDENHYYRDKenynsIVYPKS 228
Cdd:cd14439   117 LSRLRKAGVDVLDLRP-VLAQAKEGEQLFYRTDHHWTPLGARLAAQQVAEALKKKPGYEVPPEKYDTSK-----VEESRS 190
                         170       180
                  ....*....|....*....|....*.
gi 2519365851 229 FLGSMGRKTGILYGGIDDFTLIYPKF 254
Cdd:cd14439   191 RLGDLAKRLGLDELLKEDLIYLERVV 216
ALGX pfam16822
SGNH hydrolase-like domain, acetyltransferase AlgX; ALGX is a family found in bacteria. The ...
88-184 2.62e-07

SGNH hydrolase-like domain, acetyltransferase AlgX; ALGX is a family found in bacteria. The domain demonstrates catalytic activity similar to that of the SGNH hydrolase-like domain, with the typical Ser-His-Asp triad found in this enzyme. Alginate is an exopolysaccharide that contributes to biofilm formation. ALGX is secreted into the biofilm and is responsible for the acetylation of biofilm polymers that help protect them from host destruction.


Pssm-ID: 435599  Cd Length: 267  Bit Score: 51.57  E-value: 2.62e-07
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2519365851  88 FAKAPNPVGIIADR---VRKFSDEMEKQNTKLVYLMTPDKYIKGVTKFPKGIPYSYSNEAADNFLNQLKKYDVDYIDFRE 164
Cdd:pfam16822  15 FLPNADSAAGLAARlalLAKVRRALAARGVKLVVVVVPDKARIYAEHLPGGRSPSFDYSRYDQFLAALRAAGIDVPDLRP 94
                          90       100
                  ....*....|....*....|
gi 2519365851 165 NILKSGIPKDDLFFKTDHHW 184
Cdd:pfam16822  95 ALQQAEADGKPVFLRTDTHW 114
 
Name Accession Description Interval E-value
AlgX_N_like cd14439
N-terminal catalytic domain of putative alginate O-acetyltranferase and similar proteins; The ...
81-254 2.51e-12

N-terminal catalytic domain of putative alginate O-acetyltranferase and similar proteins; The alginate biosynthesis protein AlgX appears to be directly involved in the O-acetylation of alginate, an exopolysaccharide that is associated with the formation of persistent biofilms, such as those by mucoid strains of Pseudomonas aeruginosa that affect patients suffering from cystic fibrosis. Its N-terminal catalytic domain resembles SGNH hydrolases, though with a permuted topology. The active site matches that of the SGNH hydrolases, is well conserved, and has been verified experimentally. This wider family includes AlgX, AlgJ, AlgV, and a number of uncharacterized families, some of which may have been mis-annotated in sequence databases.


Pssm-ID: 270205 [Multi-domain]  Cd Length: 316  Bit Score: 67.09  E-value: 2.51e-12
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2519365851  81 GKMHYTYFAK-----------APNPVGIIADrvrkFSDEMEKQNTKLVYLMTPDKYIKGVTKFPKGI-PYSYSNEAADNF 148
Cdd:cd14439    41 GKDGWLFLKPdlydartdldaPAENVEAIAE----FRKQLDKRGIRLLVLPVPAKAKIYPERLPAYVtPPDAVNPNYRAF 116
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2519365851 149 LNQLKKYDVDYIDFREnILKSGIPKDDLFFKTDHHWKVETSFWAFGELVEQLNKKYNMNLDENHYYRDKenynsIVYPKS 228
Cdd:cd14439   117 LSRLRKAGVDVLDLRP-VLAQAKEGEQLFYRTDHHWTPLGARLAAQQVAEALKKKPGYEVPPEKYDTSK-----VEESRS 190
                         170       180
                  ....*....|....*....|....*.
gi 2519365851 229 FLGSMGRKTGILYGGIDDFTLIYPKF 254
Cdd:cd14439   191 RLGDLAKRLGLDELLKEDLIYLERVV 216
AlgX_N cd14441
N-terminal catalytic domain of the putative alginate O-acetyltranferase AlgX; The alginate ...
99-184 6.42e-08

N-terminal catalytic domain of the putative alginate O-acetyltranferase AlgX; The alginate biosynthesis protein AlgX appears to be directly involved in the O-acetylation of alginate, an exopolysaccharide that is associated with the formation of persistent biofilms, such as those by mucoid strains of Pseudomonas aeruginosa that affect patients suffering from cystic fibrosis. This N-terminal catalytic domain resembles SGNH hydrolases, though with a permuted topology. The active site matches that of the SGNH hydrolases, is well conserved, and has been verified experimentally. AlgX contains a C-terminal carbohydrate binding domain that belongs to the wider family of CBM6-CBM35-CBM36_like domains.


Pssm-ID: 270207  Cd Length: 310  Bit Score: 53.47  E-value: 6.42e-08
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2519365851  99 ADRVRKFSDEMEKQNTKLVYLMTPDKYIKGVTK-FPKGIPYSYSNEAA----DNFLNQLKKYDVDYIDFrENILKSGIPK 173
Cdd:cd14441    50 LAALAALSDALKARGTELVLVPQPTRGLVHAEKlPPAAYAYGFDAAVArqsyRATLARLRDAGILVPDL-LPLMDTKAGG 128
                          90
                  ....*....|.
gi 2519365851 174 DDLFFKTDHHW 184
Cdd:cd14441   129 EPFFFKRDHHW 139
ALGX pfam16822
SGNH hydrolase-like domain, acetyltransferase AlgX; ALGX is a family found in bacteria. The ...
88-184 2.62e-07

SGNH hydrolase-like domain, acetyltransferase AlgX; ALGX is a family found in bacteria. The domain demonstrates catalytic activity similar to that of the SGNH hydrolase-like domain, with the typical Ser-His-Asp triad found in this enzyme. Alginate is an exopolysaccharide that contributes to biofilm formation. ALGX is secreted into the biofilm and is responsible for the acetylation of biofilm polymers that help protect them from host destruction.


Pssm-ID: 435599  Cd Length: 267  Bit Score: 51.57  E-value: 2.62e-07
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2519365851  88 FAKAPNPVGIIADR---VRKFSDEMEKQNTKLVYLMTPDKYIKGVTKFPKGIPYSYSNEAADNFLNQLKKYDVDYIDFRE 164
Cdd:pfam16822  15 FLPNADSAAGLAARlalLAKVRRALAARGVKLVVVVVPDKARIYAEHLPGGRSPSFDYSRYDQFLAALRAAGIDVPDLRP 94
                          90       100
                  ....*....|....*....|
gi 2519365851 165 NILKSGIPKDDLFFKTDHHW 184
Cdd:pfam16822  95 ALQQAEADGKPVFLRTDTHW 114
AlgX_N_like_2 cd14443
Uncharacterized proteins similar to putative alginate O-acetyltranferase; The alginate ...
98-184 2.04e-04

Uncharacterized proteins similar to putative alginate O-acetyltranferase; The alginate biosynthesis protein AlgX appears to be directly involved in the O-acetylation of alginate, an exopolysaccharide that is associated with the formation of persistent biofilms, such as those by mucoid strains of Pseudomonas aeruginosa that affect patients suffering from cystic fibrosis. Its N-terminal catalytic domain resembles SGNH hydrolases, though with a permuted topology. The active site matches that of the SGNH hydrolases, is well conserved, and has been verified experimentally. Some members of this uncharacterized family, which resembles AlgX_N, have been annotated as twin-arginine translocation signal, although they share little or no similarity with experimentally characterized proteins that bear the same name.


Pssm-ID: 270209  Cd Length: 313  Bit Score: 42.78  E-value: 2.04e-04
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2519365851  98 IADRVRKFSDEMEKQNTKLVYLMTPDKYIKGVTKFPKGIPYSYSNEAA-DNFLNQLKKYDVDYIDFRENILKSGIPKDDL 176
Cdd:cd14443    55 SVALIREARDALAARGIKLVVLVLPDKARFYADKLPDGKAMSPAVRKRyAQVLDKLRQAGVDTVDDEAVLKRVKTGGQTV 134

                  ....*...
gi 2519365851 177 FFKTDHHW 184
Cdd:cd14443   135 FYRADQHW 142
DHHW pfam14286
DHHW protein; This family of proteins is found in bacteria. Proteins in this family are ...
176-330 8.36e-04

DHHW protein; This family of proteins is found in bacteria. Proteins in this family are typically between 366 and 404 amino acids in length. There is a conserved DHHW motif. There is some distant homology to the Lipase_GDSL_2 family.


Pssm-ID: 405044 [Multi-domain]  Cd Length: 385  Bit Score: 41.23  E-value: 8.36e-04
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2519365851 176 LFFKTDHHWKVETSFWAFGELVEQLNKK-YNMNLDENHYYRDkenynsivypksFLGSM---GRKTGILYGGiDDFTLIY 251
Cdd:pfam14286 235 IYFRTDHHWTALGAYYAYEAFAAAKGKKaLPLDKFEEHDFGD------------FLGSFyadTEKNPALENH-PDTLEAY 301
                          90       100       110       120       130       140       150
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....
gi 2519365851 252 PKFKTNYTYYTDSksqkfelkgrfeESLILSYPFNADLNLMDgQSDKYFTYLLGNRPLVKIKNIENPEGLKVLFVKDSL 330
Cdd:pfam14286 302 EPFDTNAIKCINN------------DGDFLDWKIITDASDWN-KSLKYNCFIGGDNAISEIHNPDKKDGSSCLVIKESF 367
AlgX_N_like_3 cd14440
Uncharacterized proteins similar to putative alginate O-acetyltransferase; The alginate ...
98-202 3.33e-03

Uncharacterized proteins similar to putative alginate O-acetyltransferase; The alginate biosynthesis protein AlgX appears to be directly involved in the O-acetylation of alginate, an exopolysaccharide that is associated with the formation of persistent biofilms, such as those by mucoid strains of Pseudomonas aeruginosa that affect patients suffering from cystic fibrosis. Its N-terminal catalytic domain resembles SGNH hydrolases, though with a permuted topology. The active site matches that of the SGNH hydrolases, is well conserved, and has been verified experimentally. Members of this uncharacterized protein family resemble AlgX_N.


Pssm-ID: 270206 [Multi-domain]  Cd Length: 315  Bit Score: 39.26  E-value: 3.33e-03
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2519365851  98 IADRVRKFSDEMEKQNTKLVYLMTPDKyikgVTKFPKGIPYSYSN--EAADNFLNQLKKYD--VDYIDFRENILKSGIPK 173
Cdd:cd14440    64 WVALLERRRDWLAARGIPFVVVVAPNK----HTIYPEHLPSWYPGksPTRLDQLLALLLSAagVGVVDLRPALLEAKATG 139
                          90       100
                  ....*....|....*....|....*....
gi 2519365851 174 DDLFFKTDHHWKVETSFWAFGELVEQLNK 202
Cdd:cd14440   140 APVYYKTDTHWNFYGAYVAYRAIAEALGP 168
 
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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