MSRB_STAEQ
ID MSRB_STAEQ Reviewed; 142 AA.
AC Q5HPB4;
DT 22-NOV-2005, integrated into UniProtKB/Swiss-Prot.
DT 15-FEB-2005, sequence version 1.
DT 25-MAY-2022, entry version 102.
DE RecName: Full=Peptide methionine sulfoxide reductase MsrB {ECO:0000255|HAMAP-Rule:MF_01400};
DE EC=1.8.4.12 {ECO:0000255|HAMAP-Rule:MF_01400};
DE AltName: Full=Peptide-methionine (R)-S-oxide reductase {ECO:0000255|HAMAP-Rule:MF_01400};
GN Name=msrB {ECO:0000255|HAMAP-Rule:MF_01400}; OrderedLocusNames=SERP0999;
OS Staphylococcus epidermidis (strain ATCC 35984 / RP62A).
OC Bacteria; Firmicutes; Bacilli; Bacillales; Staphylococcaceae;
OC Staphylococcus.
OX NCBI_TaxID=176279;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 35984 / RP62A;
RX PubMed=15774886; DOI=10.1128/jb.187.7.2426-2438.2005;
RA Gill S.R., Fouts D.E., Archer G.L., Mongodin E.F., DeBoy R.T., Ravel J.,
RA Paulsen I.T., Kolonay J.F., Brinkac L.M., Beanan M.J., Dodson R.J.,
RA Daugherty S.C., Madupu R., Angiuoli S.V., Durkin A.S., Haft D.H.,
RA Vamathevan J.J., Khouri H., Utterback T.R., Lee C., Dimitrov G., Jiang L.,
RA Qin H., Weidman J., Tran K., Kang K.H., Hance I.R., Nelson K.E.,
RA Fraser C.M.;
RT "Insights on evolution of virulence and resistance from the complete genome
RT analysis of an early methicillin-resistant Staphylococcus aureus strain and
RT a biofilm-producing methicillin-resistant Staphylococcus epidermidis
RT strain.";
RL J. Bacteriol. 187:2426-2438(2005).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=[thioredoxin]-disulfide + H2O + L-methionyl-[protein] =
CC [thioredoxin]-dithiol + L-methionyl-(R)-S-oxide-[protein];
CC Xref=Rhea:RHEA:24164, Rhea:RHEA-COMP:10698, Rhea:RHEA-COMP:10700,
CC Rhea:RHEA-COMP:12313, Rhea:RHEA-COMP:12314, ChEBI:CHEBI:15377,
CC ChEBI:CHEBI:16044, ChEBI:CHEBI:29950, ChEBI:CHEBI:45764,
CC ChEBI:CHEBI:50058; EC=1.8.4.12; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_01400};
CC -!- SIMILARITY: Belongs to the MsrB Met sulfoxide reductase family.
CC {ECO:0000255|HAMAP-Rule:MF_01400}.
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DR EMBL; CP000029; AAW54361.1; -; Genomic_DNA.
DR RefSeq; WP_002439748.1; NC_002976.3.
DR AlphaFoldDB; Q5HPB4; -.
DR SMR; Q5HPB4; -.
DR STRING; 176279.SERP0999; -.
DR EnsemblBacteria; AAW54361; AAW54361; SERP0999.
DR GeneID; 50018761; -.
DR KEGG; ser:SERP0999; -.
DR eggNOG; COG0229; Bacteria.
DR HOGENOM; CLU_031040_8_5_9; -.
DR OMA; DEQWRAE; -.
DR OrthoDB; 1650261at2; -.
DR Proteomes; UP000000531; Chromosome.
DR GO; GO:0033743; F:peptide-methionine (R)-S-oxide reductase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0030091; P:protein repair; IEA:InterPro.
DR GO; GO:0006979; P:response to oxidative stress; IEA:InterPro.
DR HAMAP; MF_01400; MsrB; 1.
DR InterPro; IPR028427; Met_Sox_Rdtase_MsrB.
DR InterPro; IPR002579; Met_Sox_Rdtase_MsrB_dom.
DR InterPro; IPR011057; Mss4-like_sf.
DR PANTHER; PTHR10173; PTHR10173; 1.
DR Pfam; PF01641; SelR; 1.
DR SUPFAM; SSF51316; SSF51316; 1.
DR TIGRFAMs; TIGR00357; TIGR00357; 1.
DR PROSITE; PS51790; MSRB; 1.
PE 3: Inferred from homology;
KW Oxidoreductase; Reference proteome.
FT CHAIN 1..142
FT /note="Peptide methionine sulfoxide reductase MsrB"
FT /id="PRO_0000140302"
FT DOMAIN 2..125
FT /note="MsrB"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01126"
FT ACT_SITE 114
FT /note="Nucleophile"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01126"
SQ SEQUENCE 142 AA; 16416 MW; 1FA44CE8ABB4E505 CRC64;
MIKKNKEELN DMEYLVTQEN GTEPPFQNEY WNHFEKGIYV DKLSGKPLFT SEDKFESNCG
WPSFSKALND DEIVELVDKS FGMIRTEVRS EKANSHLGHV FNDGPKEKGG LRYCINSAAI
QFIPYDKLEE LGYGDLIKHF KK
