ID E6ZTI6_SPORE Unreviewed; 483 AA.
AC E6ZTI6;
DT 08-MAR-2011, integrated into UniProtKB/TrEMBL.
DT 08-MAR-2011, sequence version 1.
DT 27-MAR-2024, entry version 65.
DE RecName: Full=Glutathione reductase {ECO:0000256|ARBA:ARBA00017111, ECO:0000256|RuleBase:RU365016};
DE EC=1.8.1.7 {ECO:0000256|ARBA:ARBA00012607, ECO:0000256|RuleBase:RU365016};
GN ORFNames=sr12439 {ECO:0000313|EMBL:CBQ70543.1};
OS Sporisorium reilianum (strain SRZ2) (Maize head smut fungus).
OC Eukaryota; Fungi; Dikarya; Basidiomycota; Ustilaginomycotina;
OC Ustilaginomycetes; Ustilaginales; Ustilaginaceae; Sporisorium.
OX NCBI_TaxID=999809 {ECO:0000313|EMBL:CBQ70543.1, ECO:0000313|Proteomes:UP000008867};
RN [1] {ECO:0000313|EMBL:CBQ70543.1, ECO:0000313|Proteomes:UP000008867}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SRZ2 {ECO:0000313|Proteomes:UP000008867};
RX PubMed=21148393; DOI=10.1126/science.1195330;
RA Schirawski J., Mannhaupt G., Muench K., Brefort T., Schipper K.,
RA Doehlemann G., Di Stasio M., Roessel N., Mendoza-Mendoza A., Pester D.,
RA Mueller O., Winterberg B., Meyer E., Ghareeb H., Wollenberg T.,
RA Muensterkoetter M., Wong P., Walter M., Stukenbrock E., Gueldener U.,
RA Kahmann R.;
RT "Pathogenicity determinants in smut fungi revealed by genome comparison.";
RL Science 330:1546-1548(2010).
CC -!- FUNCTION: Maintains high levels of reduced glutathione in the cytosol.
CC {ECO:0000256|ARBA:ARBA00003189, ECO:0000256|RuleBase:RU365016}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2 glutathione + NADP(+) = glutathione disulfide + H(+) +
CC NADPH; Xref=Rhea:RHEA:11740, ChEBI:CHEBI:15378, ChEBI:CHEBI:57783,
CC ChEBI:CHEBI:57925, ChEBI:CHEBI:58297, ChEBI:CHEBI:58349; EC=1.8.1.7;
CC Evidence={ECO:0000256|RuleBase:RU365016};
CC -!- COFACTOR:
CC Name=FAD; Xref=ChEBI:CHEBI:57692;
CC Evidence={ECO:0000256|PIRSR:PIRSR000350-3};
CC Note=Binds 1 FAD per subunit. {ECO:0000256|PIRSR:PIRSR000350-3};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|RuleBase:RU365016}.
CC -!- SIMILARITY: Belongs to the class-I pyridine nucleotide-disulfide
CC oxidoreductase family. {ECO:0000256|ARBA:ARBA00007532,
CC ECO:0000256|RuleBase:RU003691}.
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DR EMBL; FQ311441; CBQ70543.1; -; Genomic_DNA.
DR AlphaFoldDB; E6ZTI6; -.
DR EnsemblFungi; CBQ70543; CBQ70543; sr12439.
DR VEuPathDB; FungiDB:sr12439; -.
DR eggNOG; KOG0405; Eukaryota.
DR HOGENOM; CLU_016755_2_2_1; -.
DR OrthoDB; 5473641at2759; -.
DR Proteomes; UP000008867; Chromosome 2.
DR GO; GO:0005829; C:cytosol; IEA:EnsemblFungi.
DR GO; GO:0005739; C:mitochondrion; IEA:EnsemblFungi.
DR GO; GO:0005634; C:nucleus; IEA:EnsemblFungi.
DR GO; GO:0050660; F:flavin adenine dinucleotide binding; IEA:InterPro.
DR GO; GO:0004362; F:glutathione-disulfide reductase (NADP) activity; IEA:UniProtKB-EC.
DR GO; GO:0050661; F:NADP binding; IEA:InterPro.
DR GO; GO:0016705; F:oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen; IEA:UniProt.
DR GO; GO:0045454; P:cell redox homeostasis; IEA:EnsemblFungi.
DR GO; GO:0036245; P:cellular response to menadione; IEA:EnsemblFungi.
DR GO; GO:0034599; P:cellular response to oxidative stress; IEA:EnsemblFungi.
DR GO; GO:0006749; P:glutathione metabolic process; IEA:EnsemblFungi.
DR Gene3D; 3.30.390.30; -; 1.
DR Gene3D; 3.50.50.60; FAD/NAD(P)-binding domain; 2.
DR InterPro; IPR036188; FAD/NAD-bd_sf.
DR InterPro; IPR023753; FAD/NAD-binding_dom.
DR InterPro; IPR016156; FAD/NAD-linked_Rdtase_dimer_sf.
DR InterPro; IPR006322; Glutathione_Rdtase_euk/bac.
DR InterPro; IPR046952; GSHR/TRXR-like.
DR InterPro; IPR001100; Pyr_nuc-diS_OxRdtase.
DR InterPro; IPR004099; Pyr_nucl-diS_OxRdtase_dimer.
DR InterPro; IPR012999; Pyr_OxRdtase_I_AS.
DR NCBIfam; TIGR01421; gluta_reduc_1; 1.
DR PANTHER; PTHR42737; GLUTATHIONE REDUCTASE; 1.
DR PANTHER; PTHR42737:SF2; GLUTATHIONE REDUCTASE; 1.
DR Pfam; PF07992; Pyr_redox_2; 1.
DR Pfam; PF02852; Pyr_redox_dim; 1.
DR PIRSF; PIRSF000350; Mercury_reductase_MerA; 1.
DR PRINTS; PR00368; FADPNR.
DR PRINTS; PR00411; PNDRDTASEI.
DR SUPFAM; SSF51905; FAD/NAD(P)-binding domain; 1.
DR SUPFAM; SSF55424; FAD/NAD-linked reductases, dimerisation (C-terminal) domain; 1.
DR PROSITE; PS00076; PYRIDINE_REDOX_1; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|RuleBase:RU365016};
KW FAD {ECO:0000256|ARBA:ARBA00022827, ECO:0000256|PIRSR:PIRSR000350-3};
KW Flavoprotein {ECO:0000256|ARBA:ARBA00022630,
KW ECO:0000256|RuleBase:RU003691}; NAD {ECO:0000256|PIRSR:PIRSR000350-3};
KW NADP {ECO:0000256|RuleBase:RU365016};
KW Nucleotide-binding {ECO:0000256|PIRSR:PIRSR000350-3};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|RuleBase:RU003691};
KW Redox-active center {ECO:0000256|ARBA:ARBA00023284,
KW ECO:0000256|RuleBase:RU003691}.
FT DOMAIN 12..344
FT /note="FAD/NAD(P)-binding"
FT /evidence="ECO:0000259|Pfam:PF07992"
FT DOMAIN 367..476
FT /note="Pyridine nucleotide-disulphide oxidoreductase
FT dimerisation"
FT /evidence="ECO:0000259|Pfam:PF02852"
FT ACT_SITE 466
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-2"
FT BINDING 59
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 127
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 200..207
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 288
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 329
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT DISULFID 50..55
FT /note="Redox-active"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-4"
SQ SEQUENCE 483 AA; 51959 MW; D437B2C25A66FB53 CRC64;
MPPVAKPSSN HYDMVVIGGG SGAMGVSRRA AAYGKKVVVI EEDGRLGGTC VNVGCVPKKL
MWHAADMAEH LKEAPEYGFG DAANKPAVPG FAWNYFAEKR DAYVRRLNGI YDRNLDKDGV
EYLSGHGKLV GKNEVEVTLR GDDGSFNAGT YRVTGDRVVI ATGGRPIIPS DDKIPGASLG
IHSDGFFALR EQPKRVVVVG AGYIAVELAG VFNTLGSETH LLIRHDTFLR PFDPIIAETL
QDYMSKTGLN VHKRTNITKV ERTSGGALAI HTDQGTTIEA DCLLWAIGRR PNTDNLGLEQ
VGVELDQGGN IVVDRYQETN VKNLFAIGDI QGKALLTPVA IAAGRKLSNR LYGHPSLADD
HMDYTNIPTV IFSHPTSGTV GLSEPEAIDK FGKDNVTIHT SKFTSMYYGM LEHKAPSAFK
MVVGPGDKVV GLHIVGLGAD EMLQGFAVAV KMGATVKDFQ ETCAIHPTSA EEVVTMVPTT
KKQ
//