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Conserved domains on  [gi|1375632558|gb|AVW81398|]
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tegument host shutoff protein [Felid alphaherpesvirus 1]

Protein Classification

PIN domain-containing protein( domain architecture ID 1000090)

PIN (PilT N terminus) domain-containing protein may function as a nuclease

Graphical summary

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List of domain hits

Name Accession Description Interval E-value
PIN_SF super family cl28905
PIN (PilT N terminus) domain: Superfamily; The PIN (PilT N terminus) domain belongs to a large ...
161-215 2.35e-04

PIN (PilT N terminus) domain: Superfamily; The PIN (PilT N terminus) domain belongs to a large nuclease superfamily, and were originally named for their sequence similarity to the N-terminal domain of an annotated pili biogenesis protein, PilT, a domain fusion between a PIN-domain and a PilT ATPase domain. The structural properties of the PIN domain indicate its active center, consisting of three highly conserved catalytic residues which coordinate metal ions; in some members, additional metal coordinating residues can be found while some others lack several of these key catalytic residues. The PIN active site is geometrically similar in the active center of structure-specific 5' nucleases, PIN-domain ribonucleases of eukaryotic rRNA editing proteins, and bacterial toxins of toxin-antitoxin (TA) operons. The PIN domain superfamily includes: the FEN-like PIN domain family such as the PIN domains of Flap endonuclease-1 (FEN1), exonuclease-1 (EXO1), Mkt1, Gap Endonuclease 1 (GEN1), and Xeroderma pigmentosum complementation group G (XPG) nuclease, 5'-3' exonucleases of DNA polymerase I and bacteriophage T4- and T5-5' nucleases; the VapC-like PIN domain family which includes toxins of prokaryotic toxin/antitoxin operons FitAB and VapBC, as well as eukaryotic ribonucleases such as Smg6, ribosome assembly factor NOB1, exosome subunit Rrp44 endoribonuclease and rRNA-processing protein Fcf1; the LabA-like PIN domain family which includes the PIN domains of Synechococcus elongatus LabA (low-amplitude and bright); the PRORP-Zc3h12a-like PIN domain family which includes the PIN domains of RNase P (PRORP), ribonuclease Zc3h12a; and Bacillus subtilis YacP/Rae1-like PIN domains. It also includes the Mut7-C PIN domain family, which is not represented here as it is a shortened version of the PIN fold and lacks a core strand and helix (H3 and S3). The Mut7-C PIN domain family includes the C-terminus of Caenorhabditis elegans exonuclease Mut-7.


The actual alignment was detected with superfamily member cd00128:

Pssm-ID: 475124 [Multi-domain]  Cd Length: 162  Bit Score: 41.59  E-value: 2.35e-04
                          10        20        30        40        50
                  ....*....|....*....|....*....|....*....|....*....|....*
gi 1375632558 161 YRLCVNLIRYLGYPYVnVSDMEADDVCANLYHTNTVAQIYTTDTDLILMGCDIIL 215
Cdd:cd00128    89 YQECKHLLSLFGIPYV-VAPYEAEAQCAYLLKAGIVDAAITEDSDCLLFGAPRVI 142
 
Name Accession Description Interval E-value
PIN_FEN1_EXO1-like cd00128
FEN-like PIN domains of Flap endonuclease-1 (FEN1)-like and exonuclease-1 (EXO1)-like ...
161-215 2.35e-04

FEN-like PIN domains of Flap endonuclease-1 (FEN1)-like and exonuclease-1 (EXO1)-like nucleases, structure-specific, divalent-metal-ion dependent, 5' nucleases; PIN (PilT N terminus) domain of Flap endonuclease-1 (FEN1) and exonuclease-1 (EXO1)-like nucleases: FEN1, EXO1, Mkt1, Gap endonuclease 1 (GEN1) and Xeroderma pigmentosum complementation group G (XPG) nuclease. These nucleases are members of the structure-specific, 5' nuclease family (FEN-like) that catalyzes hydrolysis of DNA duplex-containing nucleic acid structures during DNA replication, repair, and recombination. Canonical members of the FEN-like family possess a PIN domain with a two-helical structure insert (also known as the helical arch, helical clamp or I domain) of variable length (approximately 16 to 800 residues), and at the C-terminus of the PIN domain a H3TH (helix-3-turn-helix) domain, an atypical helix-hairpin-helix-2-like region. Both the H3TH domain (not included in this model) and the helical arch/clamp region are involved in DNA binding. The PIN domain belongs to a large nuclease superfamily. The structural properties of the PIN domain indicate its putative active center, consisting of invariant acidic amino acid residues (putative metal-binding residues), is geometrically similar in the active center of structure-specific 5' nucleases, PIN-domain ribonucleases of eukaryotic rRNA editing proteins, and bacterial toxins of toxin-antitoxin (TA) operons.


Pssm-ID: 350200 [Multi-domain]  Cd Length: 162  Bit Score: 41.59  E-value: 2.35e-04
                          10        20        30        40        50
                  ....*....|....*....|....*....|....*....|....*....|....*
gi 1375632558 161 YRLCVNLIRYLGYPYVnVSDMEADDVCANLYHTNTVAQIYTTDTDLILMGCDIIL 215
Cdd:cd00128    89 YQECKHLLSLFGIPYV-VAPYEAEAQCAYLLKAGIVDAAITEDSDCLLFGAPRVI 142
XPGI smart00484
Xeroderma pigmentosum G I-region; domain in nucleases
169-215 2.52e-04

Xeroderma pigmentosum G I-region; domain in nucleases


Pssm-ID: 214689 [Multi-domain]  Cd Length: 73  Bit Score: 39.49  E-value: 2.52e-04
                           10        20        30        40
                   ....*....|....*....|....*....|....*....|....*..
gi 1375632558  169 RYLGYPYVnVSDMEADDVCANLYHTNTVAQIYTTDTDLILMGCDIIL 215
Cdd:smart00484   1 RLMGIPYI-VAPYEAEAQCAYLAKSGLVDAIITEDSDLLLFGAPRLY 46
XPG_I pfam00867
XPG I-region;
172-242 3.21e-04

XPG I-region;


Pssm-ID: 459970 [Multi-domain]  Cd Length: 87  Bit Score: 39.42  E-value: 3.21e-04
                          10        20        30        40        50        60        70
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....
gi 1375632558 172 GYPYVnVSDMEADDVCANLYHTNTVAQIYTTDTDLILMGCDIIL-------DIIPLFPPT-IRCRDVLASLNLTYSEFV 242
Cdd:pfam00867   1 GIPYV-VAPGEAEAQCAYLQKSGLVDAVISEDSDVLLFGAPRLLrnltgksKKKSKVPVEeIDLEKILKELGLTREQLI 78
rad2 TIGR00600
DNA excision repair protein (rad2); All proteins in this family for which functions are known ...
143-210 1.57e-03

DNA excision repair protein (rad2); All proteins in this family for which functions are known are flap endonucleases that generate the 3' incision next to DNA damage as part of nucleotide excision repair. This family is related to many other flap endonuclease families including the fen1 family. This family is based on the phylogenomic analysis of JA Eisen (1999, Ph.D. Thesis, Stanford University). [DNA metabolism, DNA replication, recombination, and repair]


Pssm-ID: 273166 [Multi-domain]  Cd Length: 1034  Bit Score: 41.04  E-value: 1.57e-03
                           10        20        30        40        50        60
                   ....*....|....*....|....*....|....*....|....*....|....*....|....*...
gi 1375632558  143 QERISArwsslAYTPRLCYRlCVNLIRYLGYPYVnVSDMEADDVCANLYHTNTVAQIYTTDTDLILMG 210
Cdd:TIGR00600  762 QKRIAA-----EVTGQMILE-SQELLRLFGIPYI-VAPMEAEAQCAILDLLDQTSGTITDDSDIWLFG 822
 
Name Accession Description Interval E-value
PIN_FEN1_EXO1-like cd00128
FEN-like PIN domains of Flap endonuclease-1 (FEN1)-like and exonuclease-1 (EXO1)-like ...
161-215 2.35e-04

FEN-like PIN domains of Flap endonuclease-1 (FEN1)-like and exonuclease-1 (EXO1)-like nucleases, structure-specific, divalent-metal-ion dependent, 5' nucleases; PIN (PilT N terminus) domain of Flap endonuclease-1 (FEN1) and exonuclease-1 (EXO1)-like nucleases: FEN1, EXO1, Mkt1, Gap endonuclease 1 (GEN1) and Xeroderma pigmentosum complementation group G (XPG) nuclease. These nucleases are members of the structure-specific, 5' nuclease family (FEN-like) that catalyzes hydrolysis of DNA duplex-containing nucleic acid structures during DNA replication, repair, and recombination. Canonical members of the FEN-like family possess a PIN domain with a two-helical structure insert (also known as the helical arch, helical clamp or I domain) of variable length (approximately 16 to 800 residues), and at the C-terminus of the PIN domain a H3TH (helix-3-turn-helix) domain, an atypical helix-hairpin-helix-2-like region. Both the H3TH domain (not included in this model) and the helical arch/clamp region are involved in DNA binding. The PIN domain belongs to a large nuclease superfamily. The structural properties of the PIN domain indicate its putative active center, consisting of invariant acidic amino acid residues (putative metal-binding residues), is geometrically similar in the active center of structure-specific 5' nucleases, PIN-domain ribonucleases of eukaryotic rRNA editing proteins, and bacterial toxins of toxin-antitoxin (TA) operons.


Pssm-ID: 350200 [Multi-domain]  Cd Length: 162  Bit Score: 41.59  E-value: 2.35e-04
                          10        20        30        40        50
                  ....*....|....*....|....*....|....*....|....*....|....*
gi 1375632558 161 YRLCVNLIRYLGYPYVnVSDMEADDVCANLYHTNTVAQIYTTDTDLILMGCDIIL 215
Cdd:cd00128    89 YQECKHLLSLFGIPYV-VAPYEAEAQCAYLLKAGIVDAAITEDSDCLLFGAPRVI 142
XPGI smart00484
Xeroderma pigmentosum G I-region; domain in nucleases
169-215 2.52e-04

Xeroderma pigmentosum G I-region; domain in nucleases


Pssm-ID: 214689 [Multi-domain]  Cd Length: 73  Bit Score: 39.49  E-value: 2.52e-04
                           10        20        30        40
                   ....*....|....*....|....*....|....*....|....*..
gi 1375632558  169 RYLGYPYVnVSDMEADDVCANLYHTNTVAQIYTTDTDLILMGCDIIL 215
Cdd:smart00484   1 RLMGIPYI-VAPYEAEAQCAYLAKSGLVDAIITEDSDLLLFGAPRLY 46
XPG_I pfam00867
XPG I-region;
172-242 3.21e-04

XPG I-region;


Pssm-ID: 459970 [Multi-domain]  Cd Length: 87  Bit Score: 39.42  E-value: 3.21e-04
                          10        20        30        40        50        60        70
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....
gi 1375632558 172 GYPYVnVSDMEADDVCANLYHTNTVAQIYTTDTDLILMGCDIIL-------DIIPLFPPT-IRCRDVLASLNLTYSEFV 242
Cdd:pfam00867   1 GIPYV-VAPGEAEAQCAYLQKSGLVDAVISEDSDVLLFGAPRLLrnltgksKKKSKVPVEeIDLEKILKELGLTREQLI 78
rad2 TIGR00600
DNA excision repair protein (rad2); All proteins in this family for which functions are known ...
143-210 1.57e-03

DNA excision repair protein (rad2); All proteins in this family for which functions are known are flap endonucleases that generate the 3' incision next to DNA damage as part of nucleotide excision repair. This family is related to many other flap endonuclease families including the fen1 family. This family is based on the phylogenomic analysis of JA Eisen (1999, Ph.D. Thesis, Stanford University). [DNA metabolism, DNA replication, recombination, and repair]


Pssm-ID: 273166 [Multi-domain]  Cd Length: 1034  Bit Score: 41.04  E-value: 1.57e-03
                           10        20        30        40        50        60
                   ....*....|....*....|....*....|....*....|....*....|....*....|....*...
gi 1375632558  143 QERISArwsslAYTPRLCYRlCVNLIRYLGYPYVnVSDMEADDVCANLYHTNTVAQIYTTDTDLILMG 210
Cdd:TIGR00600  762 QKRIAA-----EVTGQMILE-SQELLRLFGIPYI-VAPMEAEAQCAILDLLDQTSGTITDDSDIWLFG 822
PIN_XPG_RAD2 cd09868
FEN-like PIN domains of Xeroderma pigmentosum complementation group G (XPG) nuclease, a ...
160-211 4.00e-03

FEN-like PIN domains of Xeroderma pigmentosum complementation group G (XPG) nuclease, a structure-specific, divalent-metal-ion dependent, 5' nuclease and homologs; The Xeroderma pigmentosum complementation group G (XPG) nuclease plays a central role in nucleotide excision repair (NER) in cleaving DNA bubble structures or loops. XPG is a member of the structure-specific, 5' nuclease family (FEN-like) that catalyzes hydrolysis of DNA duplex-containing nucleic acid structures during DNA replication, repair, and recombination. Canonical members of the FEN-like family possess a PIN domain with a two-helical structure insert (also known as the helical arch, helical clamp or I domain) of variable length (approximately 16 to 800 residues), and at the C-terminus of the PIN domain a H3TH (helix-3-turn-helix) domain, an atypical helix-hairpin-helix-2-like region. Both the H3TH domain (not included in this model) and the helical arch/clamp region are involved in DNA binding. The PIN domain belongs to a large nuclease superfamily. The structural properties of the PIN domain indicate its putative active center, consisting of invariant acidic amino acid residues (putative metal-binding residues), is geometrically similar in the active center of structure-specific 5' nucleases, PIN-domain ribonucleases of eukaryotic rRNA editing proteins, and bacterial toxins of toxin-antitoxin (TA) operons.


Pssm-ID: 350216 [Multi-domain]  Cd Length: 209  Bit Score: 38.65  E-value: 4.00e-03
                          10        20        30        40        50
                  ....*....|....*....|....*....|....*....|....*....|..
gi 1375632558 160 CYRLCVNLIRYLGYPYVnVSDMEADDVCANLYHTNTVAQIYTTDTDLILMGC 211
Cdd:cd09868    97 MYEEIQELLRLFGIPYI-VAPMEAEAQCAFLERLGLVDGVITDDSDVFLFGA 147
 
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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