AHPD_BRUSI
ID AHPD_BRUSI Reviewed; 175 AA.
AC A9WZ04;
DT 20-JAN-2009, integrated into UniProtKB/Swiss-Prot.
DT 05-FEB-2008, sequence version 1.
DT 25-MAY-2022, entry version 70.
DE RecName: Full=Alkyl hydroperoxide reductase AhpD {ECO:0000255|HAMAP-Rule:MF_01676};
DE EC=1.11.1.28 {ECO:0000255|HAMAP-Rule:MF_01676};
DE AltName: Full=Alkylhydroperoxidase AhpD {ECO:0000255|HAMAP-Rule:MF_01676};
GN Name=ahpD {ECO:0000255|HAMAP-Rule:MF_01676}; OrderedLocusNames=BSUIS_B0693;
OS Brucella suis (strain ATCC 23445 / NCTC 10510).
OC Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC Brucellaceae; Brucella/Ochrobactrum group; Brucella.
OX NCBI_TaxID=470137;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 23445 / NCTC 10510;
RA Setubal J.C., Bowns C., Boyle S., Crasta O.R., Czar M.J., Dharmanolla C.,
RA Gillespie J.J., Kenyon R.W., Lu J., Mane S., Mohapatra S., Nagrani S.,
RA Purkayastha A., Rajasimha H.K., Shallom J.M., Shallom S., Shukla M.,
RA Snyder E.E., Sobral B.W., Wattam A.R., Will R., Williams K., Yoo H.,
RA Bruce D., Detter C., Munk C., Brettin T.S.;
RT "Brucella suis ATCC 23445 whole genome shotgun sequencing project.";
RL Submitted (DEC-2007) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Antioxidant protein with alkyl hydroperoxidase activity.
CC Required for the reduction of the AhpC active site cysteine residues
CC and for the regeneration of the AhpC enzyme activity.
CC {ECO:0000255|HAMAP-Rule:MF_01676}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(R)-N(6)-dihydrolipoyl-L-lysyl-[lipoyl-carrier protein] + a
CC hydroperoxide = (R)-N(6)-lipoyl-L-lysyl-[lipoyl-carrier protein] + an
CC alcohol + H2O; Xref=Rhea:RHEA:62636, Rhea:RHEA-COMP:10502, Rhea:RHEA-
CC COMP:16355, ChEBI:CHEBI:15377, ChEBI:CHEBI:30879, ChEBI:CHEBI:35924,
CC ChEBI:CHEBI:83099, ChEBI:CHEBI:83100; EC=1.11.1.28;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01676};
CC -!- SIMILARITY: Belongs to the AhpD family. {ECO:0000255|HAMAP-
CC Rule:MF_01676}.
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DR EMBL; CP000912; ABY39670.1; -; Genomic_DNA.
DR RefSeq; WP_004682000.1; NC_010167.1.
DR AlphaFoldDB; A9WZ04; -.
DR SMR; A9WZ04; -.
DR EnsemblBacteria; ABY39670; ABY39670; BSUIS_B0693.
DR GeneID; 29595181; -.
DR KEGG; bmt:BSUIS_B0693; -.
DR HOGENOM; CLU_105328_0_0_5; -.
DR OMA; AIMAMNN; -.
DR Proteomes; UP000008545; Chromosome II.
DR GO; GO:0008785; F:alkyl hydroperoxide reductase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0032843; F:hydroperoxide reductase activity; IEA:InterPro.
DR GO; GO:0004601; F:peroxidase activity; IEA:UniProtKB-KW.
DR GO; GO:0051920; F:peroxiredoxin activity; IEA:InterPro.
DR GO; GO:0006979; P:response to oxidative stress; IEA:InterPro.
DR Gene3D; 1.20.1290.10; -; 1.
DR HAMAP; MF_01676; AhpD; 1.
DR InterPro; IPR004674; AhpD.
DR InterPro; IPR029032; AhpD-like.
DR InterPro; IPR004675; AhpD_core.
DR InterPro; IPR003779; CMD-like.
DR Pfam; PF02627; CMD; 1.
DR SUPFAM; SSF69118; SSF69118; 1.
DR TIGRFAMs; TIGR00777; ahpD; 1.
DR TIGRFAMs; TIGR00778; ahpD_dom; 1.
PE 3: Inferred from homology;
KW Antioxidant; Disulfide bond; Oxidoreductase; Peroxidase;
KW Redox-active center.
FT CHAIN 1..175
FT /note="Alkyl hydroperoxide reductase AhpD"
FT /id="PRO_0000359482"
FT ACT_SITE 131
FT /note="Proton donor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01676"
FT ACT_SITE 134
FT /note="Cysteine sulfenic acid (-SOH) intermediate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01676"
FT DISULFID 131..134
FT /evidence="ECO:0000250"
FT DISULFID 134
FT /note="Interchain (with AhpC); in linked form"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01676"
SQ SEQUENCE 175 AA; 18769 MW; D8E719D7F4B571CA CRC64;
MSIDDLKSKI PDFAKDVRLN LSSMASDETL TPQQKYGLFV ACGIASRNAD VRKALVAEAA
GKVDASVIQA AKAAASIMGM NNVYYRFVHL ASNKDYRTMP ARLRMNVISN PGVDKVDFEL
WSLAVSAING CGMCIDAHED VLRKANVTAE AIQAAVRFAS IIQSAAIALE AADTE
