Reviewed, UniProtKB/Swiss-Prot A7HZX7 (PYRE_CAMHC)

Names and origin

Protein names

Recommended name:
    Orotate phosphoribosyltransferase
      Short name=OPRT
      Short name=OPRTase
    EC=2.4.2.10

Gene names

Name:	pyrE
Ordered Locus Names:	CHAB381_0211

Organism

Campylobacter hominis (strain ATCC BAA-381 / LMG 19568 / NCTC 13146 / CH001A) [Complete proteome] [HAMAP]

Taxonomic identifier

360107 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Epsilonproteobacteria › Campylobacterales › Campylobacteraceae › Campylobacter

Protein attributes

Sequence length	202 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Function	Catalyzes the transfer of a ribosyl phosphate group from 5-phosphoribose 1-diphosphate to orotate, leading to the formation of orotidine monophosphate (OMP) By similarity.
Catalytic activity	Orotidine 5'-phosphate + diphosphate = orotate + 5-phospho-alpha-D-ribose 1-diphosphate. HAMAP MF_01208
Cofactor	Magnesium By similarity.
Pathway	Pyrimidine metabolism; UMP biosynthesis via de novo pathway; UMP from orotate: step 1/2. HAMAP MF_01208
Subunit structure	Homodimer By similarity.
Sequence similarities	Belongs to the purine/pyrimidine phosphoribosyltransferase family. PyrE subfamily.

Ontologies

Keywords
Biological process	Pyrimidine biosynthesis
Ligand	Magnesium
Molecular function	Glycosyltransferase Transferase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	nucleoside metabolic process Inferred from electronic annotation. Source: InterPro pyrimidine base biosynthetic process Inferred from electronic annotation. Source: InterPro pyrimidine nucleotide biosynthetic process Inferred from electronic annotation. Source: HAMAP
Molecular function	magnesium ion binding Inferred from electronic annotation. Source: HAMAP orotate phosphoribosyltransferase activity Inferred from electronic annotation. Source: HAMAP
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 202	202	Orotate phosphoribosyltransferase HAMAP MF_01208		PRO_1000138769
Regions
	Region	113 – 121	9	5-phosphoribose 1-diphosphate binding By similarity
Sites
	Binding site	93	1	5-phosphoribose 1-diphosphate; shared with dimeric partner By similarity
	Binding site	117	1	Orotate By similarity
	Binding site	145	1	Orotate By similarity

Sequences

	Sequence		Length	Mass (Da)
	A7HZX7-1 [UniParc]. Last modified September 11, 2007. Version 1. Checksum: 567AABD49415CA0E	FASTA	202	22,135
	10 20 30 40 50 60 MDIEKIYKEH GAFLEGHFLL SSGNHSQFYL QSAKILEFPW IAGELANELF NVIKNAGIEF 70 80 90 100 110 120 DSVCSPALGG ILAGYELAKS AHKRFIFTER VDKKMTLRRG FSVSKGEKFI VCEDIITTGG 130 140 150 160 170 180 SALESAKIIE SLGGEVVAFA ALANRGFCAV QNLGNERKES CKLPFNKPLF TLGNFEFDIY 190 200 EPENCPLCKT GSVAIKPGSR GN

References

[1]

"Complete genome sequence of Campylobacter hominis ATCC BAA-381, a commensal isolated from the human gastrointestinal tract." Fouts D.E., Mongodin E.F., Puiu D., Sebastian Y., Miller W.G., Mandrell R.E., Nelson K.E. Submitted (JUL-2007) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBLGenBankDDBJ	CP000776 Genomic DNA. Translation: ABS51386.1.
RefSeq	YP_001405818.1.
3D structure databases
ModBase	Search...
Protein-protein interaction databases
STRING	A7HZX7.
Genome annotation databases
GeneID	5409452.
GenomeReviews	Gene locus CHAB381_0211 in contig CP000776_GR.
KEGG	cha:CHAB381_0211.
NMPDR	fig|360107.5.peg.208.
Organism-specific databases
CMR	Search...
Phylogenomic databases
OMA	YLQSAKV.
Family and domain databases
HAMAP	MF_01208. [Tree]
InterPro	IPR006273. Orotate_PRibTrfase_thermus-typ. IPR002375. Pr/py_Pribosyl_transf_CS. IPR000836. PRibTrfase. [Graphical view]
Pfam	PF00156. Pribosyltran. 1 hit. [Graphical view]
TIGRFAMs	TIGR01367. pyrE_Therm. 1 hit.
PROSITE	PS00103. PUR_PYR_PR_TRANSFER. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

PYRE_CAMHC

Accession

Primary (citable) accession number: A7HZX7

Entry history

Integrated into UniProtKB/Swiss-Prot:	April 14, 2009
Last sequence update:	September 11, 2007
Last modified:	November 3, 2009
This is version 13 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)