B7NQG9 (HIS8_ECO7I) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Histidinol-phosphate aminotransferase
EC=2.6.1.9

Alternative name(s):
Imidazole acetol-phosphate transaminase

Gene names

Name:	hisC
Ordered Locus Names:	ECIAI39_0997

Organism

Escherichia coli O7:K1 (strain IAI39 / ExPEC) [Complete proteome] [HAMAP]

Taxonomic identifier

585057 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Escherichia

Protein attributes

Sequence length	356 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Catalytic activity	L-histidinol phosphate + 2-oxoglutarate = 3-(imidazol-4-yl)-2-oxopropyl phosphate + L-glutamate. HAMAP MF_01023
Cofactor	Pyridoxal phosphate By similarity. HAMAP MF_01023
Pathway	Amino-acid biosynthesis; L-histidine biosynthesis; L-histidine from 5-phospho-alpha-D-ribose 1-diphosphate: step 7/9. HAMAP MF_01023
Subunit structure	Homodimer By similarity. HAMAP MF_01023
Sequence similarities	Belongs to the class-II pyridoxal-phosphate-dependent aminotransferase family. Histidinol-phosphate aminotransferase subfamily.

Ontologies

Keywords
Biological process	Amino-acid biosynthesis Histidine biosynthesis
Ligand	Pyridoxal phosphate
Molecular function	Aminotransferase Transferase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	histidine biosynthetic process Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	L-phenylalanine:2-oxoglutarate aminotransferase activity Inferred from electronic annotation. Source: EC histidinol-phosphate transaminase activity Inferred from electronic annotation. Source: EC pyridoxal phosphate binding Inferred from electronic annotation. Source: InterPro
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 356	356	Histidinol-phosphate aminotransferase HAMAP MF_01023		PRO_1000135393
Amino acid modifications
	Modified residue	214	1	N6-(pyridoxal phosphate)lysine By similarity

Sequences

	Sequence		Length	Mass (Da)
	B7NQG9 [UniParc]. Last modified February 10, 2009. Version 1. Checksum: 7407108FBC927EA8	FASTA	356	39,418
	10 20 30 40 50 60 MSTVTITDLA RENVRNLTPY QSARRLGGNG DVWLNANEYP TAVEFQLTQQ TLNRYPECQP 70 80 90 100 110 120 KAVIDNYAQY AGIKPEQVLV SRGADEGIEL LIRAFCEPGK DAILYCPPTY GMYSVSAETI 130 140 150 160 170 180 GVECRTVPTL DNWQLDLQGI SDKLDGVKVV YVCSPNNPTG QLINPQDFRT LLELTRGKAI 190 200 210 220 230 240 VVADEAYIEF CPQASLAGWL TEYPHLAILR TLSKAFALAG LRCGFTLANE EVINLLMKVI 250 260 270 280 290 300 APYPLSTPVA DIAAQALSPQ GIVAMRERVV QIIAEREYLI AALKEIPCVE QVFDSETNYI 310 320 330 340 350 LARFKASSAV FKSLWDQGII LRDQNKQPSL SGCLRITVGT REESQRVIDA LRAEQV

References

[1]

"Organised genome dynamics in the Escherichia coli species results in highly diverse adaptive paths." Touchon M., Hoede C., Tenaillon O., Barbe V., Baeriswyl S., Bidet P., Bingen E., Bonacorsi S., Bouchier C., Bouvet O., Calteau A., Chiapello H., Clermont O., Cruveiller S., Danchin A., Diard M., Dossat C., Karoui M.E. , Frapy E., Garry L., Ghigo J.M., Gilles A.M., Johnson J., Le Bouguenec C., Lescat M., Mangenot S., Martinez-Jehanne V., Matic I., Nassif X., Oztas S., Petit M.A., Pichon C., Rouy Z., Ruf C.S., Schneider D., Tourret J., Vacherie B., Vallenet D., Medigue C., Rocha E.P.C., Denamur E. PLoS Genet. 5:E1000344-E1000344(2009) [PubMed: 19165319] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: IAI39 / ExPEC.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CU928164 Genomic DNA. Translation: CAR17134.1.
RefSeq	YP_002407019.1. NC_011750.1.
3D structure databases
ProteinModelPortal	B7NQG9.
SMR	B7NQG9. Positions 3-356.
ModBase	Search...
Protein-protein interaction databases
STRING	B7NQG9.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	EBESCT00000147217; EBESCP00000139914; EBESCG00000146281.
GeneID	7151647.
GenomeReviews	Gene locus ECIAI39_0997 in contig CU928164_GR.
PATRIC	18330614. VBIEscCol51957_1046.
Organism-specific databases
CMR	Search...
Phylogenomic databases
GeneTree	EBGT00050000008900.
HOGENOM	HBG646350.
OMA	RDQRAVP.
ProtClustDB	PRK01688.
Enzyme and pathway databases
BioCyc	ECOL585057:ECIAI39_0997-MONOMER.
Family and domain databases
HAMAP	MF_01023. HisC_aminotrans_2. [Tree]
InterPro	IPR001917. Aminotrans_II_pyridoxalP_BS. IPR004839. Aminotransferase_I/II. IPR005861. HisP_aminotrans. IPR015424. PyrdxlP-dep_Trfase_major_dom. IPR015421. PyrdxlP-dep_Trfase_major_sub1. IPR015422. PyrdxlP-dep_Trfase_major_sub2. [Graphical view]
Gene3D	G3DSA:3.40.640.10. PyrdxlP-dep_Trfase_major_sub1. 1 hit. G3DSA:3.90.1150.10. PyrdxlP-dep_Trfase_major_sub2. 1 hit.
Pfam	PF00155. Aminotran_1_2. 1 hit. [Graphical view]
SUPFAM	SSF53383. PyrdxlP-dep_Trfase_major. 1 hit.
TIGRFAMs	TIGR01141. HisC. 1 hit.
PROSITE	PS00599. AA_TRANSFER_CLASS_2. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

HIS8_ECO7I

Accession

Primary (citable) accession number: B7NQG9

Entry history

Integrated into UniProtKB/Swiss-Prot:	April 14, 2009
Last sequence update:	February 10, 2009
Last modified:	January 25, 2012
This is version 24 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program