CYSH_VIBPA
ID CYSH_VIBPA Reviewed; 259 AA.
AC Q87L92;
DT 23-MAY-2003, integrated into UniProtKB/Swiss-Prot.
DT 23-MAY-2003, sequence version 1.
DT 25-MAY-2022, entry version 108.
DE RecName: Full=Phosphoadenosine 5'-phosphosulfate reductase {ECO:0000255|HAMAP-Rule:MF_00063};
DE Short=PAPS reductase {ECO:0000255|HAMAP-Rule:MF_00063};
DE EC=1.8.4.8 {ECO:0000255|HAMAP-Rule:MF_00063};
DE AltName: Full=3'-phosphoadenylylsulfate reductase {ECO:0000255|HAMAP-Rule:MF_00063};
DE AltName: Full=PAPS reductase, thioredoxin dependent {ECO:0000255|HAMAP-Rule:MF_00063};
DE AltName: Full=PAPS sulfotransferase {ECO:0000255|HAMAP-Rule:MF_00063};
DE AltName: Full=PAdoPS reductase {ECO:0000255|HAMAP-Rule:MF_00063};
GN Name=cysH {ECO:0000255|HAMAP-Rule:MF_00063}; OrderedLocusNames=VP2720;
OS Vibrio parahaemolyticus serotype O3:K6 (strain RIMD 2210633).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC Vibrio.
OX NCBI_TaxID=223926;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=RIMD 2210633;
RX PubMed=12620739; DOI=10.1016/s0140-6736(03)12659-1;
RA Makino K., Oshima K., Kurokawa K., Yokoyama K., Uda T., Tagomori K.,
RA Iijima Y., Najima M., Nakano M., Yamashita A., Kubota Y., Kimura S.,
RA Yasunaga T., Honda T., Shinagawa H., Hattori M., Iida T.;
RT "Genome sequence of Vibrio parahaemolyticus: a pathogenic mechanism
RT distinct from that of V. cholerae.";
RL Lancet 361:743-749(2003).
CC -!- FUNCTION: Catalyzes the formation of sulfite from phosphoadenosine 5'-
CC phosphosulfate (PAPS) using thioredoxin as an electron donor.
CC {ECO:0000255|HAMAP-Rule:MF_00063}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=[thioredoxin]-disulfide + adenosine 3',5'-bisphosphate + 2
CC H(+) + sulfite = 3'-phosphoadenylyl sulfate + [thioredoxin]-dithiol;
CC Xref=Rhea:RHEA:11724, Rhea:RHEA-COMP:10698, Rhea:RHEA-COMP:10700,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:17359, ChEBI:CHEBI:29950,
CC ChEBI:CHEBI:50058, ChEBI:CHEBI:58339, ChEBI:CHEBI:58343; EC=1.8.4.8;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00063};
CC -!- PATHWAY: Sulfur metabolism; hydrogen sulfide biosynthesis; sulfite from
CC sulfate: step 3/3. {ECO:0000255|HAMAP-Rule:MF_00063}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00063}.
CC -!- SIMILARITY: Belongs to the PAPS reductase family. CysH subfamily.
CC {ECO:0000255|HAMAP-Rule:MF_00063}.
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DR EMBL; BA000031; BAC60983.1; -; Genomic_DNA.
DR RefSeq; NP_799099.1; NC_004603.1.
DR RefSeq; WP_005477371.1; NC_004603.1.
DR AlphaFoldDB; Q87L92; -.
DR SMR; Q87L92; -.
DR STRING; 223926.28807730; -.
DR EnsemblBacteria; BAC60983; BAC60983; BAC60983.
DR GeneID; 1190270; -.
DR KEGG; vpa:VP2720; -.
DR PATRIC; fig|223926.6.peg.2618; -.
DR eggNOG; COG0175; Bacteria.
DR HOGENOM; CLU_044089_3_0_6; -.
DR OMA; PIARWTQ; -.
DR UniPathway; UPA00140; UER00206.
DR Proteomes; UP000002493; Chromosome 1.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004604; F:phosphoadenylyl-sulfate reductase (thioredoxin) activity; IEA:UniProtKB-UniRule.
DR GO; GO:0070814; P:hydrogen sulfide biosynthetic process; IEA:UniProtKB-UniPathway.
DR GO; GO:0019379; P:sulfate assimilation, phosphoadenylyl sulfate reduction by phosphoadenylyl-sulfate reductase (thioredoxin); IEA:UniProtKB-UniRule.
DR CDD; cd01713; PAPS_reductase; 1.
DR Gene3D; 3.40.50.620; -; 1.
DR HAMAP; MF_00063; CysH; 1.
DR InterPro; IPR004511; PAPS/APS_Rdtase.
DR InterPro; IPR002500; PAPS_reduct.
DR InterPro; IPR011800; PAPS_reductase_CysH.
DR InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR Pfam; PF01507; PAPS_reduct; 1.
DR PIRSF; PIRSF000857; PAPS_reductase; 1.
DR TIGRFAMs; TIGR00434; cysH; 1.
DR TIGRFAMs; TIGR02057; PAPS_reductase; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Oxidoreductase; Reference proteome.
FT CHAIN 1..259
FT /note="Phosphoadenosine 5'-phosphosulfate reductase"
FT /id="PRO_0000100653"
FT ACT_SITE 244
FT /note="Nucleophile; cysteine thiosulfonate intermediate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00063"
SQ SEQUENCE 259 AA; 29762 MW; CAC382E9E3225FC6 CRC64;
MLDSVASKPE LAELLTLTKT EQILRLAQIN VELEPLSAQE RVKWALENLD GEFAVSSSFG
IQAAVMLHLV TQEKPDIPII LTDTGYLFAE TYRFIDELTE KLNLNLKVYR AEQSAQWQEA
RYGKLWEQGV EGIEKYNKIN KVEPMRRALK ELNVGTWFSG LRREQSKSRA GLPILSIQNG
VFKFLPVIDW TNKDVHYYLE QHGLTYHPLW EEGYLSVGDT HTTRKWEPGM SEEETRFFGL
KRECGLHEDD GNEQDGSGI
