B1XQD5 (B1XQD5_SYNP2) Unreviewed, UniProtKB/TrEMBL

Names and origin

Protein names

Recommended name:
Peptide methionine sulfoxide reductase MsrB HAMAP MF_01400
EC=1.8.4.12 HAMAP MF_01400

Alternative name(s):
Peptide-methionine (R)-S-oxide reductase HAMAP MF_01400

Gene names

Name:	msrB HAMAP MF_01400 EMBL ACA98677.1
Ordered Locus Names:	SYNPCC7002_A0672

Organism

Synechococcus sp. (strain ATCC 27264 / PCC 7002 / PR-6) (Agmenellum quadruplicatum) [Complete proteome] [HAMAP]

Taxonomic identifier

32049 [NCBI]

Taxonomic lineage

Bacteria › Cyanobacteria › Chroococcales › Synechococcus

Protein attributes

Sequence length	133 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
Cofactor	Binds 1 zinc ion per subunit. The zinc ion is important for the structural integrity of the protein By similarity. HAMAP MF_01400
Sequence similarities	Belongs to the MsrB Met sulfoxide reductase family. HAMAP MF_01400

Ontologies

Keywords
Ligand	Metal-binding HAMAP MF_01400 Zinc HAMAP MF_01400
Molecular function	Oxidoreductase HAMAP MF_01400 SAAS SAAS002579
Technical term	Complete proteome
Gene Ontology (GO)
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 zinc ion binding Inferred from electronic annotation. Source: HAMAP
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Sites
	Active site	120	1	Nucleophile By similarity HAMAP MF_01400
	Metal binding	48	1	Zinc By similarity HAMAP MF_01400
	Metal binding	51	1	Zinc By similarity HAMAP MF_01400
	Metal binding	97	1	Zinc By similarity HAMAP MF_01400
	Metal binding	100	1	Zinc By similarity HAMAP MF_01400

Sequences

	Sequence		Length	Mass (Da)
	B1XQD5 [UniParc]. Last modified May 20, 2008. Version 1. Checksum: E8859BACF2D793E7	FASTA	133	14,938
	10 20 30 40 50 60 MTDKVVKTDA EWQAQLSPEA YKVTRKHGTE RAFTGEYHDF KGEGTYNCVC CGAPLFTSET 70 80 90 100 110 120 KFNSGTGWPS YWQPVNDQAI AEKNDFSFFM KRTEVLCAKC DAHLGHVFND GPPPTGLRYC 130 INSVALKFEP KAE

References

[1]

"Complete sequence of Synechococcus sp. PCC 7002." Li T., Zhao J., Zhao C., Liu Z., Zhao F., Marquardt J., Nomura C.T., Persson S., Detter J.C., Richardson P.M., Lanz C., Schuster S.C., Wang J., Li S., Huang X., Cai T., Yu Z., Luo J., Zhao J., Bryant D.A. Submitted (FEB-2008) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000951 Genomic DNA. Translation: ACA98677.1.
RefSeq	YP_001733933.1. NC_010475.1.
3D structure databases
ProteinModelPortal	B1XQD5.
SMR	B1XQD5. Positions 4-131.
ModBase	Search...
Protein-protein interaction databases
STRING	B1XQD5.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	6056502.
GenomeReviews	Gene locus SYNPCC7002_A0672 in contig CP000951_GR.
KEGG	syp:SYNPCC7002_A0672.
PATRIC	23815820. VBISynSp37135_0868.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	HBG715255.
OMA	RPGSVEY.
PhylomeDB	B1XQD5.
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.
KO	K07305.
Pfam	PF01641. SelR. 1 hit. [Graphical view]
SUPFAM	SSF51316. Mss4_like. 1 hit.
TIGRFAMs	TIGR00357. TIGR00357. 1 hit.
ProtoNet	Search...

Entry information

Entry name

B1XQD5_SYNP2

Accession

Primary (citable) accession number: B1XQD5

Entry history

Integrated into UniProtKB/TrEMBL:	May 20, 2008
Last sequence update:	May 20, 2008
Last modified:	December 14, 2011
This is version 27 of the entry and version 1 of the sequence. [Complete history]

Entry status

Unreviewed (UniProtKB/TrEMBL)