Reviewed, UniProtKB/Swiss-Prot Q8X5V2 (ALR1_ECO57)

Names and origin

Protein names

Recommended name:
    Alanine racemase, biosynthetic
    EC=5.1.1.1

Gene names

Name:	alr
Ordered Locus Names:	Z5651, ECs5035

Organism

Escherichia coli O157:H7 [Complete proteome] [HAMAP]

Taxonomic identifier

83334 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Escherichia

Protein attributes

Sequence length	359 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 – 359	359	Alanine racemase, biosynthetic HAMAP MF_01201		PRO_0000114516
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)
	Q8X5V2-1 [UniParc]. Last modified March 5, 2002. Version 1. Checksum: 1CB591F0CE42B948	FASTA	359	39,195
	10 20 30 40 50 60 MQAATVVINR RALRHNLQRL RELAPASKMV AVVKANAYGH GLLETARTLP DADAFGVARL 70 80 90 100 110 120 EEALRLRAGG ITKPVLLLEG FFDARDLPTI SAQHFHTAVH NEEQLAALEE ASLDEPVTVW 130 140 150 160 170 180 MKLDTGMHRL GVRPEQAEAF YHRLTQCKNV RQPVNIVSHF ARADEPKCGA TEKQLAIFNT 190 200 210 220 230 240 FCEGKPGQRS IAASGGILLW PQSHFDWVRP GIILYGVSPL EDRSTGADFG CQPVMSLTSS 250 260 270 280 290 300 LIAVREHKVG EPVGYGGTWI SERDTRLGVV AMGYGDGYPR AAPSGTPVLV NGREVPIVGR 310 320 330 340 350 VAMDMICVDL GPQAQDKAGD PVILWGEGLP VERIAEMTKV SAYELITRLT SRVAMKYVD

References

[1]

"Genome sequence of enterohaemorrhagic Escherichia coli O157:H7." Perna N.T., Plunkett G. III, Burland V., Mau B., Glasner J.D., Rose D.J., Mayhew G.F., Evans P.S., Gregor J., Kirkpatrick H.A., Posfai G., Hackett J., Klink S., Boutin A., Shao Y., Miller L., Grotbeck E.J., Davis N.W. , Lim A., Dimalanta E.T., Potamousis K., Apodaca J., Anantharaman T.S., Lin J., Yen G., Schwartz D.C., Welch R.A., Blattner F.R. Nature 409:529-533(2001) [PubMed: 11206551] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: O157:H7 / EDL933 / ATCC 700927 / EHEC.

[2]

"Complete genome sequence of enterohemorrhagic Escherichia coli O157:H7 and genomic comparison with a laboratory strain K-12." Hayashi T., Makino K., Ohnishi M., Kurokawa K., Ishii K., Yokoyama K., Han C.-G., Ohtsubo E., Nakayama K., Murata T., Tanaka M., Tobe T., Iida T., Takami H., Honda T., Sasakawa C., Ogasawara N., Yasunaga T. , Kuhara S., Shiba T., Hattori M., Shinagawa H. DNA Res. 8:11-22(2001) [PubMed: 11258796] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: O157:H7 / Sakai / RIMD 0509952 / EHEC.

Cross-references

Sequence databases
EMBLGenBankDDBJ	AE005174 Genomic DNA. Translation: AAG59251.1. BA000007 Genomic DNA. Translation: BAB38458.1.
PIR	C91258. G86098.
RefSeq	NP_290686.1. NP_313062.1.
3D structure databases
HSSP	HSSP built from PDB template 1BD0 based on UniProtKB P10724.
ModBase	Search...
Genome annotation databases
GeneID	914300. 960071.
GenomeReviews	Gene locus Z5651 in contig AE005174_GR. Gene locus ECs5035 in contig BA000007_GR.
KEGG	ece:Z5651. ecs:ECs5035.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	Q8X5V2.
OMA	EGTPVWV.
Enzyme and pathway databases
BioCyc	ECOL83334:ECS5035-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.
TIGRFAMs	TIGR00492. alr. 1 hit.
PROSITE	PS00395. ALANINE_RACEMASE. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

ALR1_ECO57

Accession

Primary (citable) accession number: Q8X5V2

Entry history

Integrated into UniProtKB/Swiss-Prot:	March 5, 2002
Last sequence update:	March 5, 2002
Last modified:	November 3, 2009
This is version 59 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)