Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2B SuperfamilyTetrahydrobiopterin biosynthesis enzymes-like 8033301 3000283 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyTetrahydrobiopterin biosynthesis enzymes-like 8033301 3000283 SCOP2B (2022-06-29)
CSCOP2B SuperfamilyTetrahydrobiopterin biosynthesis enzymes-like 8033301 3000283 SCOP2B (2022-06-29)
DSCOP2B SuperfamilyTetrahydrobiopterin biosynthesis enzymes-like 8033301 3000283 SCOP2B (2022-06-29)
ESCOP2B SuperfamilyTetrahydrobiopterin biosynthesis enzymes-like 8033301 3000283 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
AGTP_cyclohydroIe1wuqA1 A: a+b two layersX: T-foldH: Tetrahydrobiopterin biosynthesis enzymes-like (From Topology)T: Tetrahydrobiopterin biosynthesis enzymes-likeF: GTP_cyclohydroIECOD (1.6)
BGTP_cyclohydroIe1wuqB1 A: a+b two layersX: T-foldH: Tetrahydrobiopterin biosynthesis enzymes-like (From Topology)T: Tetrahydrobiopterin biosynthesis enzymes-likeF: GTP_cyclohydroIECOD (1.6)
CGTP_cyclohydroIe1wuqC1 A: a+b two layersX: T-foldH: Tetrahydrobiopterin biosynthesis enzymes-like (From Topology)T: Tetrahydrobiopterin biosynthesis enzymes-likeF: GTP_cyclohydroIECOD (1.6)
DGTP_cyclohydroIe1wuqD1 A: a+b two layersX: T-foldH: Tetrahydrobiopterin biosynthesis enzymes-like (From Topology)T: Tetrahydrobiopterin biosynthesis enzymes-likeF: GTP_cyclohydroIECOD (1.6)
EGTP_cyclohydroIe1wuqE1 A: a+b two layersX: T-foldH: Tetrahydrobiopterin biosynthesis enzymes-like (From Topology)T: Tetrahydrobiopterin biosynthesis enzymes-likeF: GTP_cyclohydroIECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A1.10.286.10 Mainly Alpha Orthogonal Bundle GTP Cyclohydrolase I Chain A, domain 1CATH (4.3.0)
A3.30.1130.10 Alpha Beta 2-Layer Sandwich GTP Cyclohydrolase I, domain 2 GTP cyclohydrolase I, C-terminal domain/NADPH-dependent 7-cyano-7-deazaguanine reductase, N-terminal domainCATH (4.3.0)
B1.10.286.10 Mainly Alpha Orthogonal Bundle GTP Cyclohydrolase I Chain A, domain 1CATH (4.3.0)
B3.30.1130.10 Alpha Beta 2-Layer Sandwich GTP Cyclohydrolase I, domain 2 GTP cyclohydrolase I, C-terminal domain/NADPH-dependent 7-cyano-7-deazaguanine reductase, N-terminal domainCATH (4.3.0)
C1.10.286.10 Mainly Alpha Orthogonal Bundle GTP Cyclohydrolase I Chain A, domain 1CATH (4.3.0)
C3.30.1130.10 Alpha Beta 2-Layer Sandwich GTP Cyclohydrolase I, domain 2 GTP cyclohydrolase I, C-terminal domain/NADPH-dependent 7-cyano-7-deazaguanine reductase, N-terminal domainCATH (4.3.0)
D1.10.286.10 Mainly Alpha Orthogonal Bundle GTP Cyclohydrolase I Chain A, domain 1CATH (4.3.0)
D3.30.1130.10 Alpha Beta 2-Layer Sandwich GTP Cyclohydrolase I, domain 2 GTP cyclohydrolase I, C-terminal domain/NADPH-dependent 7-cyano-7-deazaguanine reductase, N-terminal domainCATH (4.3.0)
E1.10.286.10 Mainly Alpha Orthogonal Bundle GTP Cyclohydrolase I Chain A, domain 1CATH (4.3.0)
E3.30.1130.10 Alpha Beta 2-Layer Sandwich GTP Cyclohydrolase I, domain 2 GTP cyclohydrolase I, C-terminal domain/NADPH-dependent 7-cyano-7-deazaguanine reductase, N-terminal domainCATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, B, C, D, E
PF01227GTP cyclohydrolase I (GTP_cyclohydroI)GTP cyclohydrolase IThis family includes GTP cyclohydrolase enzymes and a family of related bacterial proteins including Swiss:Q46920.Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A, B, C, D, E
GTP cyclohydrolase I