ID A0A1Z5JU23_FISSO Unreviewed; 496 AA.
AC A0A1Z5JU23;
DT 27-SEP-2017, integrated into UniProtKB/TrEMBL.
DT 27-SEP-2017, sequence version 1.
DT 08-NOV-2023, entry version 32.
DE RecName: Full=Glutathione reductase {ECO:0000256|RuleBase:RU365016};
DE EC=1.8.1.7 {ECO:0000256|RuleBase:RU365016};
GN ORFNames=FisN_18Lh158 {ECO:0000313|EMBL:GAX17517.1};
OS Fistulifera solaris (Oleaginous diatom).
OC Eukaryota; Sar; Stramenopiles; Ochrophyta; Bacillariophyta;
OC Bacillariophyceae; Bacillariophycidae; Naviculales; Naviculaceae;
OC Fistulifera.
OX NCBI_TaxID=1519565 {ECO:0000313|EMBL:GAX17517.1, ECO:0000313|Proteomes:UP000198406};
RN [1] {ECO:0000313|EMBL:GAX17517.1, ECO:0000313|Proteomes:UP000198406}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=JPCC DA0580 {ECO:0000313|EMBL:GAX17517.1,
RC ECO:0000313|Proteomes:UP000198406};
RX PubMed=25634988; DOI=10.1105/tpc.114.135194;
RA Tanaka T., Maeda Y., Veluchamy A., Tanaka M., Abida H., Marechal E.,
RA Bowler C., Muto M., Sunaga Y., Tanaka M., Yoshino T., Taniguchi T.,
RA Fukuda Y., Nemoto M., Matsumoto M., Wong P.S., Aburatani S., Fujibuchi W.;
RT "Oil accumulation by the oleaginous diatom Fistulifera solaris as revealed
RT by the genome and transcriptome.";
RL Plant Cell 27:162-176(2015).
CC -!- FUNCTION: Maintains high levels of reduced glutathione in the cytosol.
CC {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}.
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:GAX17517.1}.
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DR EMBL; BDSP01000118; GAX17517.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1Z5JU23; -.
DR InParanoid; A0A1Z5JU23; -.
DR OrthoDB; 5473641at2759; -.
DR Proteomes; UP000198406; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
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:0045454; P:cell redox homeostasis; IEA:InterPro.
DR GO; GO:0006749; P:glutathione metabolic process; IEA:InterPro.
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};
KW Reference proteome {ECO:0000313|Proteomes:UP000198406}.
FT DOMAIN 6..330
FT /note="FAD/NAD(P)-binding"
FT /evidence="ECO:0000259|Pfam:PF07992"
FT DOMAIN 351..465
FT /note="Pyridine nucleotide-disulphide oxidoreductase
FT dimerisation"
FT /evidence="ECO:0000259|Pfam:PF02852"
FT REGION 471..496
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 456
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-2"
FT BINDING 53
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 184..191
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 273
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 315
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT DISULFID 44..49
FT /note="Redox-active"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-4"
SQ SEQUENCE 496 AA; 53071 MW; CEE8B4D65A5267D1 CRC64;
MTSYDFDYLV IGGGSGGVSS AKRAAQLYGK KVAIVEGARW GGTCVNVGCV PKKIMFQAAN
LYHSIIEDTG PYEISLSGTK PKFNWGVFKA KRDAYIERLN NIYLNGLQSA GVTIIEGWAS
FKDAHTIHVN MNDGFTQTVT AEHIMIASGG KPMIPSGNGI QEHTITSDGF FALTEQPKKA
VVVGAGYIAV ELAGVLNFLG TETHLVIRKA KVLREFDPVI SDFLTNEMIQ QGMHLHKNTG
GVEQVELVNG LKTVTCVNGE VIEGADIVLM APGRVPNMEG LGLDKAGVAL KEESPHIKVD
EYQNTNVPNI YALGDVAGLL ELTPMAIAAG RRLADRLFGN LDDAKASYEL VPTVVFSHPT
VGTIGLTEPK AIEKYGEKNL KIYKSTFVNL YYSMFSHLQP SDKPKTVVKM ICAGENELVV
GLHIVGMGAD EMLQGFAVAM KMGATKADFD ATVAIHPTAS EEVVTLGTWG TSPQASGAKA
PPLMGAPAPQ PQLSKM
//
