4X9E | pdb_00004x9e

DEOXYGUANOSINETRIPHOSPHATE TRIPHOSPHOHYDROLASE from Escherichia coli with two DNA effector molecules


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
Ae4x9eA1 A: a+b domain in CapzX: a+b domain in CapzH: a+b domain in CapzT: BSH_RNDF:ECOD (20:10:01)
Be4x9eB1 A: a+b domain in CapzX: a+b domain in CapzH: a+b domain in CapzT: BSH_RNDF:ECOD (20:10:01)
Ce4x9eC1 A: a+b domain in CapzX: a+b domain in CapzH: a+b domain in CapzT: BSH_RNDF:ECOD (20:10:01)
De4x9eD1 A: a+b domain in CapzX: a+b domain in CapzH: a+b domain in CapzT: BSH_RNDF:ECOD (20:10:01)
Ee4x9eE1 A: a+b domain in CapzX: a+b domain in CapzH: a+b domain in CapzT: BSH_RNDF:ECOD (20:10:01)
Fe4x9eF1 A: a+b domain in CapzX: a+b domain in CapzH: a+b domain in CapzT: BSH_RNDF:ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, B, C, D, E
PF01966HD domain (HD)HD domain- Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
G, H
RNA (5'-R(P*CP*CP*C)-3')---
A, B, C, D, E
Deoxyguanosinetriphosphate triphosphohydrolase -

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A, B, C, D, E
IPR003607HD/PDEase domainDomain
A, B, C, D, E
IPR020779dNTP triphosphohydrolase, type 1Family
A, B, C, D, E
IPR006261dGTP triphosphohydrolaseFamily
A, B, C, D, E
IPR023293Deoxyguanosinetriphosphate triphosphohydrolase, central domain superfamilyHomologous Superfamily
A, B, C, D, E
IPR050135Deoxyguanosinetriphosphate triphosphohydrolase-likeFamily
A, B, C, D, E
IPR006674HD domainDomain

Structure Motif Annotation: Mechanism and Catalytic Site Atlas M-CSA Database Homepage

ChainsEnzyme NameDescriptionCatalytic Residues
A, B
dGTPase  M-CSA #966

Deoxyguanosinetriphosphate triphosphohydrolase (dGTPase) is a triphosphohydrolase that has a preference for dGTP over other dNTPs, they hydrolase dGTP to form deoxyguanosine and triphosphate. Escherichia coli dGTPase (Dgt) has been shown to have a strong single-stranded DNA-binding (ssDNA) activity [PMID:25694425] which is thought to act as an allosteric regulator.

Defined by 5 residues: HIS:A-69HIS:A-117ASP:A-118ASP:A-268ARG:B-442
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Explore in 3DM-CSA Motif Definition
Extent of motif is too large to support Structure Motif searching.
EC: 3.1.5.1 (PDB Primary Data)