ID A0A177HT73_9ACTN Unreviewed; 177 AA.
AC A0A177HT73;
DT 07-SEP-2016, integrated into UniProtKB/TrEMBL.
DT 07-SEP-2016, sequence version 1.
DT 24-JAN-2024, entry version 27.
DE RecName: Full=Alkyl hydroperoxide reductase AhpD {ECO:0000256|HAMAP-Rule:MF_01676};
DE EC=1.11.1.28 {ECO:0000256|HAMAP-Rule:MF_01676};
DE AltName: Full=Alkylhydroperoxidase AhpD {ECO:0000256|HAMAP-Rule:MF_01676};
GN Name=ahpD {ECO:0000256|HAMAP-Rule:MF_01676,
GN ECO:0000313|EMBL:OAH13779.1};
GN ORFNames=STSP_27570 {ECO:0000313|EMBL:OAH13779.1};
OS Streptomyces jeddahensis.
OC Bacteria; Actinomycetota; Actinomycetes; Kitasatosporales;
OC Streptomycetaceae; Streptomyces.
OX NCBI_TaxID=1716141 {ECO:0000313|EMBL:OAH13779.1, ECO:0000313|Proteomes:UP000077381};
RN [1] {ECO:0000313|EMBL:OAH13779.1, ECO:0000313|Proteomes:UP000077381}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=G25(2015) {ECO:0000313|Proteomes:UP000077381};
RA Poehlein A., Roettig A., Hiessl S., Hauschild P., Schauer J., Madkour M.H.,
RA Al-Ansari A.M., Almakishah N.H., Steinbuechel A., Daniel R.;
RT "Genome sequence of Streptomyces sp. G25.";
RL Submitted (DEC-2015) 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:0000256|HAMAP-Rule:MF_01676}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a hydroperoxide + N(6)-[(R)-dihydrolipoyl]-L-lysyl-[lipoyl-
CC carrier protein] = an alcohol + H2O + N(6)-[(R)-lipoyl]-L-lysyl-
CC [lipoyl-carrier protein]; Xref=Rhea:RHEA:62636, Rhea:RHEA-COMP:10502,
CC Rhea:RHEA-COMP:16355, ChEBI:CHEBI:15377, ChEBI:CHEBI:30879,
CC ChEBI:CHEBI:35924, ChEBI:CHEBI:83099, ChEBI:CHEBI:83100;
CC EC=1.11.1.28; Evidence={ECO:0000256|HAMAP-Rule:MF_01676};
CC -!- SUBUNIT: Homotrimer. {ECO:0000256|HAMAP-Rule:MF_01676}.
CC -!- SIMILARITY: Belongs to the AhpD family. {ECO:0000256|HAMAP-
CC Rule:MF_01676}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:OAH13779.1}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; LOHS01000072; OAH13779.1; -; Genomic_DNA.
DR RefSeq; WP_067276643.1; NZ_LOHS01000072.1.
DR AlphaFoldDB; A0A177HT73; -.
DR STRING; 1716141.STSP_27570; -.
DR PATRIC; fig|1716141.3.peg.2905; -.
DR OrthoDB; 9801997at2; -.
DR Proteomes; UP000077381; Unassembled WGS sequence.
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:0051920; F:peroxiredoxin activity; IEA:InterPro.
DR GO; GO:0006979; P:response to oxidative stress; IEA:InterPro.
DR Gene3D; 1.20.1290.10; AhpD-like; 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 NCBIfam; TIGR00777; ahpD; 1.
DR NCBIfam; TIGR00778; ahpD_dom; 1.
DR PANTHER; PTHR33930; ALKYL HYDROPEROXIDE REDUCTASE AHPD; 1.
DR PANTHER; PTHR33930:SF7; ALKYL HYDROPEROXIDE REDUCTASE AHPD; 1.
DR Pfam; PF02627; CMD; 1.
DR SUPFAM; SSF69118; AhpD-like; 1.
PE 3: Inferred from homology;
KW Antioxidant {ECO:0000256|ARBA:ARBA00022862, ECO:0000256|HAMAP-
KW Rule:MF_01676};
KW Disulfide bond {ECO:0000256|ARBA:ARBA00023157, ECO:0000256|HAMAP-
KW Rule:MF_01676};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002, ECO:0000256|HAMAP-
KW Rule:MF_01676};
KW Peroxidase {ECO:0000256|ARBA:ARBA00022559, ECO:0000256|HAMAP-
KW Rule:MF_01676};
KW Redox-active center {ECO:0000256|ARBA:ARBA00023284, ECO:0000256|HAMAP-
KW Rule:MF_01676}; Reference proteome {ECO:0000313|Proteomes:UP000077381}.
FT DOMAIN 94..177
FT /note="Carboxymuconolactone decarboxylase-like"
FT /evidence="ECO:0000259|Pfam:PF02627"
FT ACT_SITE 131
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01676"
FT ACT_SITE 134
FT /note="Cysteine sulfenic acid (-SOH) intermediate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01676"
FT DISULFID 131..134
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01676"
FT DISULFID 134
FT /note="Interchain (with AhpC); in linked form"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01676"
SQ SEQUENCE 177 AA; 19067 MW; 545CE86FCC5BCA65 CRC64;
MALDELKSAV PDYAKDLRLN LGSVIGNSDL PQQQLWGTVL ACAIASRSPR VLRELEPEAK
ANLSPEAYTA AKSAAAIMAM NNVFYRTRHL LSDPEYGTLR AGLRMNVIGN PGVEKVDFEL
WSLAVSAING CGQCLDSHEQ VLRKAGVDRE TIQEAFKIAA VIQAVGTTLD AEAVLAE
//