Q3AZT4 (Q3AZT4_SYNS9) 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
Ordered Locus Names:	Syncc9902_0423

Organism

Synechococcus sp. (strain CC9902) [Complete proteome] [HAMAP] EMBL ABB25393.1

Taxonomic identifier

316279 [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 EMBL ABB25393.1
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	122	1	Nucleophile By similarity HAMAP MF_01400
	Metal binding	50	1	Zinc By similarity HAMAP MF_01400
	Metal binding	53	1	Zinc By similarity HAMAP MF_01400
	Metal binding	99	1	Zinc By similarity HAMAP MF_01400
	Metal binding	102	1	Zinc By similarity HAMAP MF_01400

Sequences

	Sequence		Length	Mass (Da)
	Q3AZT4 [UniParc]. Last modified November 22, 2005. Version 1. Checksum: F0CE73F083CFC6E4	FASTA	133	14,623
	10 20 30 40 50 60 MPSLDRIDRS TDEWKQSLSP EQYQVARCGG TERAFTGKYW DNKATGVYHC VCCGTPLFSS 70 80 90 100 110 120 TTKFESGTGW PSFWDGISPE AITTKQDVTH GMVRTEITCS RCDGHLGHVF SDGPAPTGQR 130 YCVNSASLDF KAA

References

[1]

"Complete sequence of Synechococcus sp. CC9902." Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T., Hammon N., Israni S., Pitluck S., Martinez M., Schmutz J., Larimer F., Land M., Kyrpides N., Ivanova N., Richardson P. Submitted (AUG-2005) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000097 Genomic DNA. Translation: ABB25393.1.
RefSeq	YP_376437.1. NC_007513.1.
3D structure databases
ProteinModelPortal	Q3AZT4.
SMR	Q3AZT4. Positions 7-132.
ModBase	Search...
Protein-protein interaction databases
STRING	Q3AZT4.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	3742722.
GenomeReviews	Gene locus Syncc9902_0423 in contig CP000097_GR.
KEGG	sye:Syncc9902_0423.
PATRIC	23797945. VBISynSp76179_0440.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG0229.
HOGENOM	HBG715255.
OMA	APLFRSD.
PhylomeDB	Q3AZT4.
ProtClustDB	CLSK826379.
Enzyme and pathway databases
BioCyc	SSP1131-1:SYNCC9902_0423-MONOMER.
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

Q3AZT4_SYNS9

Accession

Primary (citable) accession number: Q3AZT4

Entry history

Integrated into UniProtKB/TrEMBL:	November 22, 2005
Last sequence update:	November 22, 2005
Last modified:	December 14, 2011
This is version 41 of the entry and version 1 of the sequence. [Complete history]

Entry status

Unreviewed (UniProtKB/TrEMBL)