AHPD_MYCBP
ID AHPD_MYCBP Reviewed; 177 AA.
AC A1KLC4;
DT 20-JAN-2009, integrated into UniProtKB/Swiss-Prot.
DT 06-FEB-2007, sequence version 1.
DT 25-MAY-2022, entry version 78.
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=BCG_2448;
OS Mycobacterium bovis (strain BCG / Pasteur 1173P2).
OC Bacteria; Actinobacteria; Corynebacteriales; Mycobacteriaceae;
OC Mycobacterium; Mycobacterium tuberculosis complex.
OX NCBI_TaxID=410289;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=BCG / Pasteur 1173P2;
RX PubMed=17372194; DOI=10.1073/pnas.0700869104;
RA Brosch R., Gordon S.V., Garnier T., Eiglmeier K., Frigui W., Valenti P.,
RA Dos Santos S., Duthoy S., Lacroix C., Garcia-Pelayo C., Inwald J.K.,
RA Golby P., Garcia J.N., Hewinson R.G., Behr M.A., Quail M.A., Churcher C.,
RA Barrell B.G., Parkhill J., Cole S.T.;
RT "Genome plasticity of BCG and impact on vaccine efficacy.";
RL Proc. Natl. Acad. Sci. U.S.A. 104:5596-5601(2007).
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 -!- SUBUNIT: Homotrimer. {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; AM408590; CAL72436.1; -; Genomic_DNA.
DR RefSeq; WP_003412536.1; NC_008769.1.
DR AlphaFoldDB; A1KLC4; -.
DR SMR; A1KLC4; -.
DR PeroxiBase; 4579; MboAhpD_BCG.
DR GeneID; 45426419; -.
DR KEGG; mbb:BCG_2448; -.
DR HOGENOM; CLU_105328_0_0_11; -.
DR OMA; AIMAMNN; -.
DR Proteomes; UP000001472; Chromosome.
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..177
FT /note="Alkyl hydroperoxide reductase AhpD"
FT /id="PRO_0000359497"
FT ACT_SITE 130
FT /note="Proton donor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01676"
FT ACT_SITE 133
FT /note="Cysteine sulfenic acid (-SOH) intermediate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01676"
FT DISULFID 130..133
FT /evidence="ECO:0000250"
FT DISULFID 133
FT /note="Interchain (with AhpC); in linked form"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01676"
SQ SEQUENCE 177 AA; 18781 MW; B7DD28AA9BD9B24C CRC64;
MSIEKLKAAL PEYAKDIKLN LSSITRSSVL DQEQLWGTLL ASAAATRNPQ VLADIGAEAT
DHLSAAARHA ALGAAAIMGM NNVFYRGRGF LEGRYDDLRP GLRMNIIANP GIPKANFELW
SFAVSAINGC SHCLVAHEHT LRTVGVDREA IFEALKAAAI VSGVAQALAT IEALSPS
