4GVS

X-ray structure of the Archaeoglobus fulgidus methenyl-tetrahydromethanopterin cyclohydrolase in complex with N5-formyl-tetrahydromethanopterin

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d4gvsa_	Alpha and beta proteins (a+b)	Methenyltetrahydromethanopterin cyclohydrolase	Methenyltetrahydromethanopterin cyclohydrolase	automated matches	automated matches	(Archaeoglobus fulgidus DSM 4304 ) [TaxId: 224325 ],	SCOPe (2.08)
B	d4gvsb_	Alpha and beta proteins (a+b)	Methenyltetrahydromethanopterin cyclohydrolase	Methenyltetrahydromethanopterin cyclohydrolase	automated matches	automated matches	(Archaeoglobus fulgidus DSM 4304 ) [TaxId: 224325 ],	SCOPe (2.08)
C	d4gvsc_	Alpha and beta proteins (a+b)	Methenyltetrahydromethanopterin cyclohydrolase	Methenyltetrahydromethanopterin cyclohydrolase	automated matches	automated matches	(Archaeoglobus fulgidus DSM 4304 ) [TaxId: 224325 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Methenyltetrahydromethanopterin cyclohydrolase	8083724	3000946	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Methenyltetrahydromethanopterin cyclohydrolase	8083724	3000946	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Methenyltetrahydromethanopterin cyclohydrolase	8083724	3000946	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	MCH	e4gvsA1	A: a+b complex topology	X: Methenyltetrahydromethanopterin cyclohydrolase (From Topology)	H: Methenyltetrahydromethanopterin cyclohydrolase (From Topology)	T: Methenyltetrahydromethanopterin cyclohydrolase	F: MCH	ECOD (1.6)
B	MCH	e4gvsB1	A: a+b complex topology	X: Methenyltetrahydromethanopterin cyclohydrolase (From Topology)	H: Methenyltetrahydromethanopterin cyclohydrolase (From Topology)	T: Methenyltetrahydromethanopterin cyclohydrolase	F: MCH	ECOD (1.6)
C	MCH	e4gvsC1	A: a+b complex topology	X: Methenyltetrahydromethanopterin cyclohydrolase (From Topology)	H: Methenyltetrahydromethanopterin cyclohydrolase (From Topology)	T: Methenyltetrahydromethanopterin cyclohydrolase	F: MCH	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.10.340.11	Alpha Beta	Roll	Methenyltetrahydromethanopterin Cyclohydrolase	Chain A, domain 1	CATH (4.3.0)
A	3.30.1030.10	Alpha Beta	2-Layer Sandwich	Methenyltetrahydromethanopterin Cyclohydrolase	Chain A, domain 2	CATH (4.3.0)
B	3.10.340.11	Alpha Beta	Roll	Methenyltetrahydromethanopterin Cyclohydrolase	Chain A, domain 1	CATH (4.3.0)
B	3.30.1030.10	Alpha Beta	2-Layer Sandwich	Methenyltetrahydromethanopterin Cyclohydrolase	Chain A, domain 2	CATH (4.3.0)
C	3.10.340.11	Alpha Beta	Roll	Methenyltetrahydromethanopterin Cyclohydrolase	Chain A, domain 1	CATH (4.3.0)
C	3.30.1030.10	Alpha Beta	2-Layer Sandwich	Methenyltetrahydromethanopterin Cyclohydrolase	Chain A, domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C	PF02289	Cyclohydrolase (MCH) (MCH)	Cyclohydrolase (MCH)	Methenyl tetrahydromethanopterin cyclohydrolase EC:3.5.4.27 is involved in methanogenesis in bacteria and archaea, producing methane from carbon monoxide or carbon dioxide.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C	Methenyltetrahydromethanopterin cyclohydrolase	hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in cyclic amidines methenyltetrahydromethanopterin cyclohydrolase activity cyclohydrolase activity hydrolase activity catalytic activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds	cellular metabolic process small molecule metabolic process metabolic process cellular process one-carbon metabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	IPR003209	Methenyltetrahydromethanopterin cyclohydrolase	Family

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.