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AHPD_RHOP5
ID   AHPD_RHOP5              Reviewed;         181 AA.
AC   Q07I00;
DT   20-JAN-2009, integrated into UniProtKB/Swiss-Prot.
DT   31-OCT-2006, sequence version 1.
DT   25-MAY-2022, entry version 80.
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=RPE_4514;
OS   Rhodopseudomonas palustris (strain BisA53).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Bradyrhizobiaceae; Rhodopseudomonas.
OX   NCBI_TaxID=316055;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=BisA53;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA   Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S.,
RA   Chain P., Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M.,
RA   Hauser L., Pelletier D.A., Kyrpides N., Kim E., Harwood C.S., Oda Y.,
RA   Richardson P.;
RT   "Complete sequence of Rhodopseudomonas palustris BisA53.";
RL   Submitted (SEP-2006) 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; CP000463; ABJ08434.1; -; Genomic_DNA.
DR   RefSeq; WP_011665891.1; NC_008435.1.
DR   AlphaFoldDB; Q07I00; -.
DR   SMR; Q07I00; -.
DR   STRING; 316055.RPE_4514; -.
DR   PeroxiBase; 4637; RpAhpD_BisA53.
DR   EnsemblBacteria; ABJ08434; ABJ08434; RPE_4514.
DR   KEGG; rpe:RPE_4514; -.
DR   eggNOG; COG2128; Bacteria.
DR   HOGENOM; CLU_105328_0_0_5; -.
DR   OMA; AIMAMNN; -.
DR   OrthoDB; 1427837at2; -.
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..181
FT                   /note="Alkyl hydroperoxide reductase AhpD"
FT                   /id="PRO_0000359504"
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   181 AA;  18931 MW;  48060DE078C876B3 CRC64;
     MTIEVLKERI PDFAKDVRLN LSSMASDETL GEQTKYGLLV ATAIATRNVE VIAAIEAEAA
     GKLSPAALGA AKSAAAIMAM NNVYYRFVHL ASNKDYATMP ARLRMNVIAN PGVDKADFEL
     WSLAVSAING CGMCIDSHEK VLLQAGVSTA AIQTAVRFAA IMQSVAVSIE AGAASLAVAA
     E
 
 
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