Annotations: 4EWN

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A [auth D]	d4ewnd_	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Ribulose-phoshate binding barrel	Histidine biosynthesis enzymes	Cyclase subunit (or domain) of imidazoleglycerolphosphate synthase HisF	(Thermotoga maritima ) [TaxId: 2336 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A [auth D]	SCOP2B Superfamily	Ribulose-phoshate binding barrel	8043236	3000216	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 [auth D]	His_biosynth	e4ewnD1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: His_biosynth	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A [auth D]	3.20.20.70	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Aldolase class I	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth D]	PF00977	Histidine biosynthesis protein (His_biosynth)	Histidine biosynthesis protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth D]	Imidazole glycerol phosphate synthase subunit HisF	lyase activity catalytic activity imidazoleglycerol-phosphate synthase activity pentosyltransferase activity glycosyltransferase activity transferase activity	organonitrogen compound metabolic process small molecule biosynthetic process oxoacid metabolic process cellular biosynthetic process cellular metabolic process organonitrogen compound biosynthetic process carboxylic acid metabolic process organic acid biosynthetic process organic acid metabolic process carboxylic acid biosynthetic process organic substance metabolic process biosynthetic process organic substance biosynthetic process nitrogen compound metabolic process organonitrogen compound metabolic process small molecule biosynthetic process oxoacid metabolic process cellular biosynthetic process cellular metabolic process organonitrogen compound biosynthetic process carboxylic acid metabolic process organic acid biosynthetic process organic acid metabolic process carboxylic acid biosynthetic process organic substance metabolic process biosynthetic process organic substance biosynthetic process nitrogen compound metabolic process small molecule metabolic process metabolic process cellular process histidine metabolic process histidine biosynthetic process	intracellular anatomical structure cytoplasm cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth D]	IPR011060	Ribulose-phosphate binding barrel	Homologous Superfamily
A [auth D]	IPR004651	Histidine biosynthesis, HisF	Family
A [auth D]	IPR013785	Aldolase-type TIM barrel	Homologous Superfamily
A [auth D]	IPR006062	Histidine biosynthesis protein	Family

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.