AHPD_FRASN
ID AHPD_FRASN Reviewed; 179 AA.
AC A8L1J2;
DT 20-JAN-2009, integrated into UniProtKB/Swiss-Prot.
DT 04-DEC-2007, sequence version 1.
DT 03-AUG-2022, entry version 71.
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};
GN OrderedLocusNames=Franean1_2289;
OS Frankia sp. (strain EAN1pec).
OC Bacteria; Actinobacteria; Frankiales; Frankiaceae; Frankia;
OC unclassified Frankia.
OX NCBI_TaxID=298653;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=EAN1pec;
RX PubMed=17151343; DOI=10.1101/gr.5798407;
RA Normand P., Lapierre P., Tisa L.S., Gogarten J.P., Alloisio N.,
RA Bagnarol E., Bassi C.A., Berry A.M., Bickhart D.M., Choisne N., Couloux A.,
RA Cournoyer B., Cruveiller S., Daubin V., Demange N., Francino M.P.,
RA Goltsman E., Huang Y., Kopp O.R., Labarre L., Lapidus A., Lavire C.,
RA Marechal J., Martinez M., Mastronunzio J.E., Mullin B.C., Niemann J.,
RA Pujic P., Rawnsley T., Rouy Z., Schenowitz C., Sellstedt A., Tavares F.,
RA Tomkins J.P., Vallenet D., Valverde C., Wall L.G., Wang Y., Medigue C.,
RA Benson D.R.;
RT "Genome characteristics of facultatively symbiotic Frankia sp. strains
RT reflect host range and host plant biogeography.";
RL Genome Res. 17:7-15(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; CP000820; ABW11724.1; -; Genomic_DNA.
DR RefSeq; WP_020459890.1; NC_009921.1.
DR AlphaFoldDB; A8L1J2; -.
DR SMR; A8L1J2; -.
DR STRING; 298653.Franean1_2289; -.
DR EnsemblBacteria; ABW11724; ABW11724; Franean1_2289.
DR KEGG; fre:Franean1_2289; -.
DR eggNOG; COG2128; Bacteria.
DR HOGENOM; CLU_105328_0_0_11; -.
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..179
FT /note="Alkyl hydroperoxide reductase AhpD"
FT /id="PRO_0000359489"
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 179 AA; 19378 MW; D49CA43E410ACBB4 CRC64;
MGVARLRELL PDYAKDLRLN LGSVTSQSQL NNQQLWGTVL TSAIASRGAT TLTELEAEAL
EHLSPEAAKA ARTAAALMAM NNVYYRTLHL LEDKEYSRMR AGLRMNAIAN PGVDKVDFEL
WSLAASAVNG CGMCLTAHEH ELRGRGVSRE VIQDAIRVAS VVHAVAVTIE SHEQVPATA
