Annotations: 8G8V

GTP Cyclohydrolase-IB with sodium

External Resource: Annotation

Domain Annotation: ECOD Classification
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B		e8g8vB1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F:	ECOD (v295)
A		e8g8vA1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F:	ECOD (v295)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	GTP cyclohydrolase FolE2	hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in cyclic amidines GTP cyclohydrolase activity cyclohydrolase activity hydrolase activity GTP cyclohydrolase I activity catalytic activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds	folic acid-containing compound biosynthetic process modified amino acid biosynthetic process modified amino acid metabolic process biosynthetic process folic acid-containing compound metabolic process pteridine-containing compound biosynthetic process metabolic process cellular process tetrahydrofolate biosynthetic process pteridine-containing compound metabolic process tetrahydrofolate metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR022838	GTP cyclohydrolase FolE2	Family
A, B	IPR003801	GTP cyclohydrolase FolE2/MptA	Family

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B	CSD	Parent Component: CYS : AA0262 : L-cysteine sulfinic acid MOD:00267
A, B	SNC	Parent Component: CYS : AA0262

RCSB PDB is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

CoreTrustSeal

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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.