Reviewed, UniProtKB/Swiss-Prot Q5HG21 (ALR2_STAAC)

Names and origin

Protein names

Recommended name:
    Alanine racemase 2
    EC=5.1.1.1

Gene names

Name:	alr2
Ordered Locus Names:	SACOL1434

Organism

Staphylococcus aureus (strain COL) [Complete proteome] [HAMAP]

Taxonomic identifier

93062 [NCBI]

Taxonomic lineage

Bacteria › Firmicutes › Bacillales › Staphylococcus

Protein attributes

Sequence length	361 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Function	Provides the D-alanine required for cell wall biosynthesis By similarity.
Catalytic activity	L-alanine = D-alanine. HAMAP MF_01201
Cofactor	Pyridoxal phosphate By similarity.
Pathway	Amino-acid biosynthesis; D-alanine biosynthesis; D-alanine from L-alanine: step 1/1. HAMAP MF_01201 Cell wall biogenesis; peptidoglycan biosynthesis. HAMAP MF_01201
Sequence similarities	Belongs to the alanine racemase family.

Ontologies

Keywords
Biological process	Cell shape Cell wall biogenesis/degradation Peptidoglycan synthesis
Ligand	Pyridoxal phosphate
Molecular function	Isomerase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	alanine metabolic process Inferred from electronic annotation. Source: HAMAP cell wall organization Inferred from electronic annotation. Source: UniProtKB-KW peptidoglycan biosynthetic process Inferred from electronic annotation. Source: HAMAP regulation of cell shape Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	alanine racemase activity Inferred from electronic annotation. Source: HAMAP pyridoxal phosphate binding 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 – 361	361	Alanine racemase 2 HAMAP MF_01201		PRO_0000114576
Sites
	Active site	30	1	Proton acceptor; specific for D-alanine By similarity
	Active site	256	1	Proton acceptor; specific for L-alanine By similarity
Amino acid modifications
	Modified residue	30	1	N6-(pyridoxal phosphate)lysine By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q5HG21-1 [UniParc]. Last modified February 15, 2005. Version 1. Checksum: 1EB1C133B086F5CA	FASTA	361	41,410
	10 20 30 40 50 60 MTATWSVNKK IFLQNAITVK NNQPLMAVVK NNAYHYDLEF AVTQFIHAGI DTFSTTSLRE 70 80 90 100 110 120 AIQIRQLAPD ATIFLMNAVY EFDLVREHQI HMTLPSLTYY YNHKNDLAGI HVHLEFENLL 130 140 150 160 170 180 HRSGFKDLNE IKEVLKDHHH NQNAKMIISG LWTHFGYADE FDVSDYNVER SQWMEIVEAL 190 200 210 220 230 240 LSEGYQFDLI HAQNSASFYR EGQILLPHHT HARVGIALYG SRPYSSLNQH DIVQSLTLKA 250 260 270 280 290 300 HVIQVREVQA GDYCGYSFAF EVTKNNTKLA VVDIGYGDGI LRTRAKHEAL INGKRYPIRA 310 320 330 340 350 360 LMMSHMFVEV DGNVHAQDEV ILYNNDIRID EYTFKGVGAN SEQLSAMNHD SLKKEYISND C

References

[1]

"Insights on evolution of virulence and resistance from the complete genome analysis of an early methicillin-resistant Staphylococcus aureus strain and a biofilm-producing methicillin-resistant Staphylococcus epidermidis strain." Gill S.R., Fouts D.E., Archer G.L., Mongodin E.F., DeBoy R.T., Ravel J., Paulsen I.T., Kolonay J.F., Brinkac L.M., Beanan M.J., Dodson R.J., Daugherty S.C., Madupu R., Angiuoli S.V., Durkin A.S., Haft D.H., Vamathevan J.J., Khouri H. , Utterback T.R., Lee C., Dimitrov G., Jiang L., Qin H., Weidman J., Tran K., Kang K.H., Hance I.R., Nelson K.E., Fraser C.M. J. Bacteriol. 187:2426-2438(2005) [PubMed: 15774886] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBLGenBankDDBJ	CP000046 Genomic DNA. Translation: AAW38179.1.
RefSeq	YP_186286.1.
3D structure databases
ModBase	Search...
Protein-protein interaction databases
STRING	Q5HG21.
Genome annotation databases
GeneID	3236554.
GenomeReviews	Gene locus SACOL1434 in contig CP000046_GR.
KEGG	sac:SACOL1434.
TIGR	SACOL1434.
Phylogenomic databases
HOGENOM	Q5HG21.
OMA	AYHYGLE.
Enzyme and pathway databases
BioCyc	SAUR93062:SACOL1434-MON.
Family and domain databases
HAMAP	MF_01201. [Tree]
InterPro	IPR011079. Ala_racemase_C. IPR001608. Ala_racemase_N. IPR000821. Ala_racemase_reg. [Graphical view]
Pfam	PF00842. Ala_racemase_C. 1 hit. PF01168. Ala_racemase_N. 1 hit. [Graphical view]
PRINTS	PR00992. ALARACEMASE.
PROSITE	PS00395. ALANINE_RACEMASE. False negative. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

ALR2_STAAC

Accession

Primary (citable) accession number: Q5HG21

Entry history

Integrated into UniProtKB/Swiss-Prot:	November 22, 2005
Last sequence update:	February 15, 2005
Last modified:	November 3, 2009
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)