Reviewed, UniProtKB/Swiss-Prot Q4QLD1 (HIS82_HAEI8)

Names and origin

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:	NTHI1334

Organism

Haemophilus influenzae (strain 86-028NP) [Complete proteome] [HAMAP]

Taxonomic identifier

281310 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Pasteurellales › Pasteurellaceae › Haemophilus

Protein attributes

Sequence length	366 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: HAMAP
Molecular function	1-aminocyclopropane-1-carboxylate synthase activity Inferred from electronic annotation. Source: InterPro 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)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 366	366	Histidinol-phosphate aminotransferase 2 HAMAP MF_01023		PRO_0000153371
Amino acid modifications
	Modified residue	226	1	N6-(pyridoxal phosphate)lysine By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q4QLD1-1 [UniParc]. Last modified July 19, 2005. Version 1. Checksum: F8111B502A86EE29	FASTA	366	41,035
	10 20 30 40 50 60 MQYINIANRG VKSLSPYQAG KPIEELEREI GISNIVKLAS NENPFGFPES AKKAIFEQLD 70 80 90 100 110 120 KLTRYPDANG FELKQTIAKK FGVQPNQITL GNGSNDLLEL FAHTFATEGD EIIYSQYAFI 130 140 150 160 170 180 VYPLVTKAIN AIAKEIPAKN WGHDLQGFLT ALSDKTKLIY IANPNNPTGN FLTSQEIEDF 190 200 210 220 230 240 LAKVPENVIV VLDEAYTEFT RSEERVDSFS LLKKYSNLII SRTLSKAYGL AGLRIGYAVS 250 260 270 280 290 300 NPEIADLLNR VRQPFNCNSL ALTAAVAVMN DDEFIEKVAE NNRIEMRRYE DFCQKNQLDY 310 320 330 340 350 360 IPSKGNFITI DFKQPAAPIY DALLREGVIV RPIAGYGMPN HLRISIGLPE ENDKFFTALS KVLKFA

References

[1]

"Genomic sequence of an otitis media isolate of nontypeable Haemophilus influenzae: comparative study with H. influenzae serotype d, strain KW20." Harrison A., Dyer D.W., Gillaspy A., Ray W.C., Mungur R., Carson M.B., Zhong H., Gipson J., Gipson M., Johnson L.S., Lewis L., Bakaletz L.O., Munson R.S. Jr. J. Bacteriol. 187:4627-4636(2005) [PubMed: 15968074] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000057 Genomic DNA. Translation: AAX88166.1.
RefSeq	YP_248826.1.
3D structure databases
SMR	Q4QLD1. Positions 1-361.
ModBase	Search...
Protein-protein interaction databases
STRING	Q4QLD1.
Genome annotation databases
GeneID	3430594.
GenomeReviews	Gene locus NTHI1334 in contig CP000057_GR.
KEGG	hit:NTHI1334.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG0079.
HOGENOM	HBG646350.
OMA	KGYIVRS.
PhylomeDB	Q4QLD1.
Enzyme and pathway databases
BioCyc	HINF281310:NTHI1334-MONOMER.
Family and domain databases
HAMAP	MF_01023. HisC_aminotrans_2. [Tree]
InterPro	IPR001176. ACC_synthase. 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]
PRINTS	PR00753. ACCSYNTHASE.
TIGRFAMs	TIGR01141. hisC. 1 hit.
PROSITE	PS00599. AA_TRANSFER_CLASS_2. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

HIS82_HAEI8

Accession

Primary (citable) accession number: Q4QLD1

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 10, 2006
Last sequence update:	July 19, 2005
Last modified:	February 9, 2010
This is version 33 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)