Reviewed, UniProtKB/Swiss-Prot Q032Q9 (MSRB_LACLS)

Names and origin

Protein names

Recommended name:
    Peptide methionine sulfoxide reductase msrB
    EC=1.8.4.12
Alternative name(s):
    Peptide-methionine (R)-S-oxide reductase

Gene names

Name:	msrB
Ordered Locus Names:	LACR_0195

Organism

Lactococcus lactis subsp. cremoris (strain SK11) [Complete proteome] [HAMAP]

Taxonomic identifier

272622 [NCBI]

Taxonomic lineage

Bacteria › Firmicutes › Lactobacillales › Streptococcaceae › Lactococcus

Protein attributes

Sequence length	142 AA.
Sequence status	Complete.
Protein existence	Inferred from homology.

General annotation (Comments)

Catalytic activity	Peptide-L-methionine + thioredoxin disulfide + H2O = peptide-L-methionine (R)-S-oxide + thioredoxin. HAMAP MF_01400
Sequence similarities	Belongs to the msrB Met sulfoxide reductase family.

Ontologies

Keywords
Molecular function	Oxidoreductase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	oxidation reduction Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	peptide-methionine (R)-S-oxide reductase activity Inferred from electronic annotation. Source: EC peptide-methionine-(S)-S-oxide reductase 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 – 142	142	Peptide methionine sulfoxide reductase msrB HAMAP MF_01400		PRO_1000068275
Sites
	Active site	115	1	Nucleophile By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q032Q9-1 [UniParc]. Last modified November 14, 2006. Version 1. Checksum: 162BE9562308F42E	FASTA	142	16,273
	10 20 30 40 50 60 MKKEELKKKL SPLAYRVTQE NGTEAPFTNE FDDFFEKGLY VDIVSGEPLF TSLDKYQSGC 70 80 90 100 110 120 GWPAFTQPID KKMVKEKRDK SLFMERTEVR SSNADSHLGH VFTDGPLDKG GLRYCINSAA 130 140 LRFIPFDQLE SEGYGDYIKY FS

References

[1]

"Comparative genomics of the lactic acid bacteria." Makarova K.S., Slesarev A., Wolf Y.I., Sorokin A., Mirkin B., Koonin E.V., Pavlov A., Pavlova N., Karamychev V., Polouchine N., Shakhova V., Grigoriev I., Lou Y., Rohksar D., Lucas S., Huang K., Goodstein D.M., Hawkins T. , Plengvidhya V., Welker D., Hughes J., Goh Y., Benson A., Baldwin K., Lee J.-H., Diaz-Muniz I., Dosti B., Smeianov V., Wechter W., Barabote R., Lorca G., Altermann E., Barrangou R., Ganesan B., Xie Y., Rawsthorne H., Tamir D., Parker C., Breidt F., Broadbent J.R., Hutkins R., O'Sullivan D., Steele J., Unlu G., Saier M.H. Jr., Klaenhammer T., Richardson P., Kozyavkin S., Weimer B.C., Mills D.A. Proc. Natl. Acad. Sci. U.S.A. 103:15611-15616(2006) [PubMed: 17030793] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000425 Genomic DNA. Translation: ABJ71813.1.
RefSeq	YP_808235.1.
3D structure databases
SMR	Q032Q9. Positions 5-135.
ModBase	Search...
Protein-protein interaction databases
STRING	Q032Q9.
Genome annotation databases
GeneID	4433885.
GenomeReviews	Gene locus LACR_0195 in contig CP000425_GR.
KEGG	llc:LACR_0195.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG0229.
HOGENOM	HBG715255.
OMA	DKYESGC.
Family and domain databases
HAMAP	MF_01400. MsrB. [Tree]
InterPro	IPR002579. Methionine_sulphoxide_MsrB. IPR011057. Mss4-like. [Graphical view]
Gene3D	G3DSA:2.170.150.20. MsrB. 1 hit.
Pfam	PF01641. SelR. 1 hit. [Graphical view]
TIGRFAMs	TIGR00357. MsrB. 1 hit.
ProtoNet	Search...

Entry information

Entry name

MSRB_LACLS

Accession

Primary (citable) accession number: Q032Q9

Entry history

Integrated into UniProtKB/Swiss-Prot:	February 5, 2008
Last sequence update:	November 14, 2006
Last modified:	February 9, 2010
This is version 27 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)