Reviewed, UniProtKB/Swiss-Prot Q8FB20 (ALR1_ECOL6)

Names and origin

Protein names

Recommended name:
    Alanine racemase, biosynthetic
    EC=5.1.1.1

Gene names

Name:	alr
Ordered Locus Names:	c5028

Organism

Escherichia coli O6 [Complete proteome] [HAMAP]

Taxonomic identifier

217992 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Escherichia

Protein attributes

Sequence length	359 AA.
Sequence status	Complete.
Protein existence	Inferred from homology.

General annotation (Comments)

Function	Provides the D-alanine required for cell wall biosynthesis By similarity. HAMAP MF_01201
Catalytic activity	L-alanine = D-alanine. HAMAP MF_01201
Cofactor	Pyridoxal phosphate By similarity. HAMAP MF_01201
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 cellular 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 – 359	359	Alanine racemase, biosynthetic HAMAP MF_01201		PRO_0000114515
Sites
	Active site	34	1	Proton acceptor; specific for D-alanine By similarity
	Active site	255	1	Proton acceptor; specific for L-alanine By similarity
Amino acid modifications
	Modified residue	34	1	N6-(pyridoxal phosphate)lysine By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q8FB20-1 [UniParc]. Last modified March 1, 2003. Version 1. Checksum: D333E5FC261B2F38	FASTA	359	39,048
	10 20 30 40 50 60 MQAATVLINR RALRHNLQRL RELAPASKLV AVVKANAYGH GLIETARTLP DADAFGVARL 70 80 90 100 110 120 EEALRLRAGG ITRPILLLEG FFEADDLPTI SAEHLHTAVH NEEQLVALEN AELKEPVTVW 130 140 150 160 170 180 MKLDTGMHRL GVLPEQAEAF YQRLSQCKNV RQPVNIVSHF ARADEPQSGA TEKQLDIFNT 190 200 210 220 230 240 FCEGKPGQRS IAASGGILLW PQSHFDWARP GIILYGVSPL EDGTTGADFG CQPVMSLTSS 250 260 270 280 290 300 LIAVREHKAG EPVGYGGTWV SERDTRLGVV AMGYGDGYPR AAPSGTPVLV NGREVPIVGR 310 320 330 340 350 VAMDMICVDL GPQAQDKAGD PVILWGEGLP VERIAEMTKV SAYELITRLT SRVAMKYVD

References

[1]

"Extensive mosaic structure revealed by the complete genome sequence of uropathogenic Escherichia coli." Welch R.A., Burland V., Plunkett G. III, Redford P., Roesch P., Rasko D., Buckles E.L., Liou S.-R., Boutin A., Hackett J., Stroud D., Mayhew G.F., Rose D.J., Zhou S., Schwartz D.C., Perna N.T., Mobley H.L.T., Donnenberg M.S., Blattner F.R. Proc. Natl. Acad. Sci. U.S.A. 99:17020-17024(2002) [PubMed: 12471157] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: O6:H1 / CFT073 / ATCC 700928 / UPEC.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AE014075 Genomic DNA. Translation: AAN83454.1.
RefSeq	NP_756880.1.
3D structure databases
SMR	Q8FB20. Positions 1-359.
ModBase	Search...
Genome annotation databases
GeneID	1039290.
GenomeReviews	Gene locus c5028 in contig AE014075_GR.
KEGG	ecc:c5028.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	HBG712172.
OMA	EGTPVWV.
Enzyme and pathway databases
BRENDA	5.1.1.1. 292881.
Family and domain databases
HAMAP	MF_01201. Ala_racemase. [Tree]
InterPro	IPR000821. Ala_racemase. IPR009006. Ala_racemase/Decarboxylase_C. IPR011079. Ala_racemase_C. IPR001608. Ala_racemase_N. IPR020622. Ala_racemase_pyridoxalP-BS. [Graphical view]
Pfam	PF00842. Ala_racemase_C. 1 hit. PF01168. Ala_racemase_N. 1 hit. [Graphical view]
PRINTS	PR00992. ALARACEMASE.
TIGRFAMs	TIGR00492. alr. 1 hit.
PROSITE	PS00395. ALANINE_RACEMASE. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

ALR1_ECOL6

Accession

Primary (citable) accession number: Q8FB20

Entry history

Integrated into UniProtKB/Swiss-Prot:	July 25, 2003
Last sequence update:	March 1, 2003
Last modified:	February 9, 2010
This is version 51 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)