Reviewed, UniProtKB/Swiss-Prot Q4FQF9 (HIS82_PSYA2)

Names and originHide

Protein names

Recommended name:
Histidinol-phosphate aminotransferase 2
EC=2.6.1.9

Alternative name(s):
Imidazole acetol-phosphate transaminase 2

Gene names

Name:	hisC2
Ordered Locus Names:	Psyc_1901

Organism

Psychrobacter arcticus (strain DSM 17307 / 273-4) [Complete proteome] [HAMAP]

Taxonomic identifier

259536 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Pseudomonadales › Moraxellaceae › Psychrobacter

Protein attributesHide

Sequence length	377 AA.
Sequence status	Complete.
Protein existence	Inferred from homology.

General annotation (Comments)Hide

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.

OntologiesHide

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: HAMAP
Molecular function	histidinol-phosphate transaminase activity Inferred from electronic annotation. Source: HAMAP pyridoxal phosphate binding Inferred from electronic annotation. Source: InterPro
Complete GO annotation...

Sequence annotation (Features)Hide

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 377	377	Histidinol-phosphate aminotransferase 2 HAMAP MF_01023		PRO_0000153427
Amino acid modifications
	Modified residue	228	1	N6-(pyridoxal phosphate)lysine By similarity

SequencesHide

	Sequence		Length	Mass (Da)
	Q4FQF9-1 [UniParc]. Last modified August 30, 2005. Version 1. Checksum: 026534B292523669	FASTA	377	41,304
	10 20 30 40 50 60 MSESKIDNRL WSSKARNLSP YVPGEQPQHD DLCKLNTNEN PFPPSPKVGE AITKVLAQQA 70 80 90 100 110 120 DDLRLYPAPE SEELRGALAA LYNLDINQVF VGNGSDEVLA LVFASFFLKN RPVLAPDISY 130 140 150 160 170 180 SFYPVYANTF GIELVQIPLE ADFSISPDAY RRPCSGIIIA NPNAPTGLLL SLADIRKLAG 190 200 210 220 230 240 EHSDSVIVID EAYIDFAQLE EASAESQMSA ISLINEFDNL LVTQTFSKSR SLAGLRVGMA 250 260 270 280 290 300 FGNASLIEAL TRMKNSFNSY PLDKLAQAGA TASVLDVEYF EQTCQQVIDL RTSLTAELTA 310 320 330 340 350 360 LGYDVLPSHA NFVFARPHDG AASQVAEVLR EQGIIVRHFD KPRINEYLRI TIGTPSQHER 370 LINALKALQA VADVEAS

ReferencesHide

[1]

"Complete sequence of Psychrobacter arcticum 273-4." NASA Astrobiology Institute Ayala-del-Rio H.L., Chain P., Ponder M.A., Di Bartolo G., Ivanova N., Bergholz P.W., Hauser L., Land M., Bakermans C., Rodrigues D., Klappenbach J.A., Zarka D., Larimer F., Richardson P., Thomashow M.F., Tiedje J.M. Submitted (JUL-2005) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-referencesHide

Sequence databases
EMBL GenBank DDBJ	CP000082 Genomic DNA. Translation: AAZ19749.1.
RefSeq	YP_265183.1.
3D structure databases
ModBase	Search...
Protein-protein interaction databases
STRING	Q4FQF9.
Genome annotation databases
GeneID	3515871.
GenomeReviews	Gene locus Psyc_1901 in contig CP000082_GR.
KEGG	par:Psyc_1901.
NMPDR	fig|259536.4.peg.583.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG0079.
HOGENOM	HBG646350.
OMA	MQAELND.
PhylomeDB	Q4FQF9.
ProtClustDB	PRK05387.
Enzyme and pathway databases
BioCyc	PARC259536:PSYC_1901-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. [Graphical view]
Gene3D	G3DSA:3.40.640.10. PyrdxlP-dep_Trfase_major_sub1. 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 informationHide

Entry name

HIS82_PSYA2

Accession

Primary (citable) accession number: Q4FQF9

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 10, 2006
Last sequence update:	August 30, 2005
Last modified:	July 13, 2010
This is version 36 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HAMAP (High-quality Automated and Manual Annotation of microbial Proteomes)