Q04J74 (ALR_STRP2) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Alanine racemase
EC=5.1.1.1

Gene names

Name:	alr
Ordered Locus Names:	SPD_1508

Organism

Streptococcus pneumoniae serotype 2 (strain D39 / NCTC 7466) [Complete proteome] [HAMAP]

Taxonomic identifier

373153 [NCBI]

Taxonomic lineage

Bacteria › Firmicutes › Lactobacillales › Streptococcaceae › Streptococcus

Protein attributes

Sequence length	367 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: InterPro cellular cell wall organization Inferred from electronic annotation. Source: UniProtKB-KW peptidoglycan biosynthetic process Inferred from electronic annotation. Source: UniProtKB-KW regulation of cell shape Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	alanine racemase activity Inferred from electronic annotation. Source: EC
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 367	367	Alanine racemase HAMAP MF_01201		PRO_1000066045
Sites
	Active site	40	1	Proton acceptor; specific for D-alanine By similarity
	Active site	263	1	Proton acceptor; specific for L-alanine By similarity
Amino acid modifications
	Modified residue	40	1	N6-(pyridoxal phosphate)lysine By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q04J74 [UniParc]. Last modified November 14, 2006. Version 1. Checksum: A79E2F1B439B18B7	FASTA	367	39,858
	10 20 30 40 50 60 MKASPHRPTK ALIHLGAIRQ NIQQMGAHIP QGTLKLAVVK ANAYGHGAVA VAKAIQDDVD 70 80 90 100 110 120 GFCVSNIDEA IELRQAGLSK PILILGVSEI EAVALAKEYD FTLTVAGLEW IQALLDKEVD 130 140 150 160 170 180 LTGLTVHLKI DSGMGRIGFR EASEVEQAQD LLQQHGVCVE GIFTHFATAD EESDDYFNAQ 190 200 210 220 230 240 LERFKTILAS MKEVPELVHA SNSATTLWHV ETIFNAVRMG DAMYGLNPSG AVLDLPYDLI 250 260 270 280 290 300 PALTLESALV HVKTVPAGAC MGYGATYQAD SEQVIATVPI GYADGWTRDM QNFSVLVDGQ 310 320 330 340 350 360 ACPIVGRVSM DQITIRLPKL YPLGTKVTLI GSNGDKEITA TQVATYRVTI NYEVVCLLSD RIPREYY

References

[1]

"Genome sequence of Avery's virulent serotype 2 strain D39 of Streptococcus pneumoniae and comparison with that of unencapsulated laboratory strain R6." Lanie J.A., Ng W.-L., Kazmierczak K.M., Andrzejewski T.M., Davidsen T.M., Wayne K.J., Tettelin H., Glass J.I., Winkler M.E. J. Bacteriol. 189:38-51(2007) [PubMed: 17041037] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: D39 / NCTC 7466.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000410 Genomic DNA. Translation: ABJ54061.1.
RefSeq	YP_816964.1. NC_008533.1.
3D structure databases
ProteinModelPortal	Q04J74.
ModBase	Search...
Protein-protein interaction databases
STRING	Q04J74.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	EBSTRT00000019591; EBSTRP00000018831; EBSTRG00000019591.
GeneID	4441665.
GenomeReviews	Gene locus SPD_1508 in contig CP000410_GR.
KEGG	spd:SPD_1508.
PATRIC	19684273. VBIStrPne27904_1669.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG0787.
GeneTree	EBGT00050000028408.
HOGENOM	HBG712172.
OMA	TRKEDAN.
ProtClustDB	PRK00053.
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]
Gene3D	G3DSA:2.40.37.10. Ala_racemase/Decarboxylase_C. 1 hit.
KO	K01775.
Pfam	PF00842. Ala_racemase_C. 1 hit. PF01168. Ala_racemase_N. 1 hit. [Graphical view]
PRINTS	PR00992. ALARACEMASE.
SMART	SM01005. Ala_racemase_C. 1 hit. [Graphical view]
SUPFAM	SSF50621. Racem_decarbox_C. 1 hit.
TIGRFAMs	TIGR00492. Alr. 1 hit.
PROSITE	PS00395. ALANINE_RACEMASE. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

ALR_STRP2

Accession

Primary (citable) accession number: Q04J74

Entry history

Integrated into UniProtKB/Swiss-Prot:	February 5, 2008
Last sequence update:	November 14, 2006
Last modified:	January 25, 2012
This is version 38 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program