6RTZ | pdb_00006rtz

Light-Regulation of Imidazole Glycerol Phosphate Synthase by Interference with its Allosteric Machinery through Photo-Sensitive Unnatural Amino Acids

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	d6rtza_	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)
B	d6rtzb_	Alpha and beta proteins (a/b)	Flavodoxin-like	Class I glutamine amidotransferase-like	Class I glutamine amidotransferases (GAT)	GAT subunit, HisH, (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	SCOP2B Superfamily	Ribulose-phoshate binding barrel	8043236	3000216	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Class I glutamine amidotransferase-like	8037966	3001405	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	His_biosynth	e6rtzA1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: His_biosynth	ECOD (1.6)
B	GATase	e6rtzB1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Class I glutamine amidotransferase-like	F: GATase	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.20.20.70	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Aldolase class I	CATH (utative)
B	3.40.50.880	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Class I glutamine amidotransferase (GATase) domain	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00977	Histidine biosynthesis protein (His_biosynth)	Histidine biosynthesis protein	-	Family
B	PF00117	Glutamine amidotransferase class-I (GATase)	Glutamine amidotransferase class-I		Domain
B	PF07685	CobB/CobQ-like glutamine amidotransferase domain (GATase_3)	CobB/CobQ-like glutamine amidotransferase domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Imidazole glycerol phosphate synthase subunit HisF	lyase activity catalytic activity imidazoleglycerol-phosphate synthase activity pentosyltransferase activity glycosyltransferase activity transferase activity	oxoacid metabolic process amino acid metabolic process organic acid metabolic process organic acid biosynthetic process imidazole-containing compound metabolic process alpha-amino acid metabolic process carboxylic acid biosynthetic process small molecule metabolic process aromatic amino acid metabolic process aromatic amino acid family biosynthetic process L-histidine metabolic process small molecule biosynthetic process carboxylic acid metabolic process primary metabolic process oxoacid metabolic process amino acid metabolic process organic acid metabolic process organic acid biosynthetic process imidazole-containing compound metabolic process alpha-amino acid metabolic process carboxylic acid biosynthetic process small molecule metabolic process aromatic amino acid metabolic process aromatic amino acid family biosynthetic process L-histidine metabolic process small molecule biosynthetic process carboxylic acid metabolic process primary metabolic process L-amino acid biosynthetic process L-amino acid metabolic process proteinogenic amino acid metabolic process amino acid biosynthetic process biosynthetic process L-histidine biosynthetic process proteinogenic amino acid biosynthetic process metabolic process cellular process alpha-amino acid biosynthetic process	cellular anatomical structure intracellular anatomical structure cytoplasm
B	Imidazole glycerol phosphate synthase subunit HisH	lyase activity catalytic activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in linear amides glutaminase activity hydrolase activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds imidazoleglycerol-phosphate synthase activity pentosyltransferase activity glycosyltransferase activity transferase activity	oxoacid metabolic process amino acid metabolic process organic acid metabolic process organic acid biosynthetic process imidazole-containing compound metabolic process alpha-amino acid metabolic process carboxylic acid biosynthetic process small molecule metabolic process aromatic amino acid metabolic process aromatic amino acid family biosynthetic process L-histidine metabolic process small molecule biosynthetic process carboxylic acid metabolic process primary metabolic process oxoacid metabolic process amino acid metabolic process organic acid metabolic process organic acid biosynthetic process imidazole-containing compound metabolic process alpha-amino acid metabolic process carboxylic acid biosynthetic process small molecule metabolic process aromatic amino acid metabolic process aromatic amino acid family biosynthetic process L-histidine metabolic process small molecule biosynthetic process carboxylic acid metabolic process primary metabolic process L-amino acid biosynthetic process L-amino acid metabolic process proteinogenic amino acid metabolic process amino acid biosynthetic process biosynthetic process L-histidine biosynthetic process proteinogenic amino acid biosynthetic process metabolic process cellular process alpha-amino acid biosynthetic process	cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR011060	Ribulose-phosphate binding barrel	Homologous Superfamily
A	IPR004651	Histidine biosynthesis, HisF	Family
A	IPR050064	Imidazole glycerol phosphate synthase HisA/HisF	Family
A	IPR013785	Aldolase-type TIM barrel	Homologous Superfamily
A	IPR006062	Histidine biosynthesis protein	Family
B	IPR029062	Class I glutamine amidotransferase-like	Homologous Superfamily
B	IPR017926	Glutamine amidotransferase	Domain
B	IPR010139	Imidazole glycerol phosphate synthase, subunit H	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 R01GM157729.