ID W2KAP8_PHYPR Unreviewed; 827 AA.
AC W2KAP8;
DT 19-MAR-2014, integrated into UniProtKB/TrEMBL.
DT 19-MAR-2014, sequence version 1.
DT 27-MAR-2024, entry version 57.
DE SubName: Full=Nitrate reductase [NADPH] {ECO:0000313|EMBL:ETL82316.1};
GN ORFNames=L917_17504 {ECO:0000313|EMBL:ETL82316.1};
OS Phytophthora parasitica (Potato buckeye rot agent).
OC Eukaryota; Sar; Stramenopiles; Oomycota; Peronosporales; Peronosporaceae;
OC Phytophthora.
OX NCBI_TaxID=4792 {ECO:0000313|EMBL:ETL82316.1};
RN [1] {ECO:0000313|EMBL:ETL82316.1}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CHvinca01 {ECO:0000313|EMBL:ETL82316.1};
RG The Broad Institute Genomics Platform;
RA Russ C., Tyler B., Panabieres F., Shan W., Tripathy S., Grunwald N.,
RA Machado M., Johnson C.S., Arredondo F., Hong C., Coffey M., Young S.K.,
RA Zeng Q., Gargeya S., Fitzgerald M., Abouelleil A., Alvarado L.,
RA Chapman S.B., Gainer-Dewar J., Goldberg J., Griggs A., Gujja S., Hansen M.,
RA Howarth C., Imamovic A., Ireland A., Larimer J., McCowan C., Murphy C.,
RA Pearson M., Poon T.W., Priest M., Roberts A., Saif S., Shea T., Sykes S.,
RA Wortman J., Nusbaum C., Birren B.;
RT "The Genome Sequence of Phytophthora parasitica CHvinca01.";
RL Submitted (NOV-2013) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Nitrate reductase is a key enzyme involved in the first step
CC of nitrate assimilation in plants, fungi and bacteria.
CC {ECO:0000256|ARBA:ARBA00003838}.
CC -!- COFACTOR:
CC Name=FAD; Xref=ChEBI:CHEBI:57692;
CC Evidence={ECO:0000256|ARBA:ARBA00001974};
CC -!- COFACTOR:
CC Name=Mo-molybdopterin; Xref=ChEBI:CHEBI:71302;
CC Evidence={ECO:0000256|PIRSR:PIRSR000233-1};
CC Note=Binds 1 Mo-molybdopterin (Mo-MPT) cofactor per subunit.
CC {ECO:0000256|PIRSR:PIRSR000233-1};
CC -!- COFACTOR:
CC Name=heme; Xref=ChEBI:CHEBI:30413;
CC Evidence={ECO:0000256|ARBA:ARBA00001971};
CC -!- SUBUNIT: Homodimer. {ECO:0000256|ARBA:ARBA00011738}.
CC -!- SIMILARITY: Belongs to the nitrate reductase family.
CC {ECO:0000256|ARBA:ARBA00006253}.
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DR EMBL; KI682276; ETL82316.1; -; Genomic_DNA.
DR AlphaFoldDB; W2KAP8; -.
DR EnsemblProtists; ETL82316; ETL82316; L917_17504.
DR VEuPathDB; FungiDB:PPTG_16901; -.
DR Proteomes; UP000054423; Unassembled WGS sequence.
DR GO; GO:0020037; F:heme binding; IEA:InterPro.
DR GO; GO:0030151; F:molybdenum ion binding; IEA:InterPro.
DR GO; GO:0050464; F:nitrate reductase (NADPH) activity; IEA:InterPro.
DR GO; GO:0042128; P:nitrate assimilation; IEA:UniProtKB-KW.
DR GO; GO:0006809; P:nitric oxide biosynthetic process; IEA:InterPro.
DR CDD; cd06183; cyt_b5_reduct_like; 1.
DR CDD; cd02112; eukary_NR_Moco; 1.
DR Gene3D; 2.60.40.650; -; 1.
DR Gene3D; 3.10.120.10; Cytochrome b5-like heme/steroid binding domain; 1.
DR Gene3D; 3.40.50.80; Nucleotide-binding domain of ferredoxin-NADP reductase (FNR) module; 1.
DR Gene3D; 3.90.420.10; Oxidoreductase, molybdopterin-binding domain; 1.
DR Gene3D; 2.40.30.10; Translation factors; 1.
DR InterPro; IPR008333; Cbr1-like_FAD-bd_dom.
DR InterPro; IPR001199; Cyt_B5-like_heme/steroid-bd.
DR InterPro; IPR036400; Cyt_B5-like_heme/steroid_sf.
DR InterPro; IPR018506; Cyt_B5_heme-BS.
DR InterPro; IPR017927; FAD-bd_FR_type.
DR InterPro; IPR001709; Flavoprot_Pyr_Nucl_cyt_Rdtase.
DR InterPro; IPR039261; FNR_nucleotide-bd.
DR InterPro; IPR014756; Ig_E-set.
DR InterPro; IPR005066; MoCF_OxRdtse_dimer.
DR InterPro; IPR008335; Mopterin_OxRdtase_euk.
DR InterPro; IPR012137; Nitr_rd_NADH.
DR InterPro; IPR001433; OxRdtase_FAD/NAD-bd.
DR InterPro; IPR000572; OxRdtase_Mopterin-bd_dom.
DR InterPro; IPR036374; OxRdtase_Mopterin-bd_sf.
DR InterPro; IPR017938; Riboflavin_synthase-like_b-brl.
DR PANTHER; PTHR19372:SF7; SULFITE OXIDASE, MITOCHONDRIAL; 1.
DR PANTHER; PTHR19372; SULFITE REDUCTASE; 1.
DR Pfam; PF00173; Cyt-b5; 1.
DR Pfam; PF00970; FAD_binding_6; 1.
DR Pfam; PF03404; Mo-co_dimer; 1.
DR Pfam; PF00175; NAD_binding_1; 1.
DR Pfam; PF00174; Oxidored_molyb; 1.
DR PIRSF; PIRSF000233; Nitr_rd_NADH; 1.
DR PRINTS; PR00406; CYTB5RDTASE.
DR PRINTS; PR00363; CYTOCHROMEB5.
DR PRINTS; PR00407; EUMOPTERIN.
DR PRINTS; PR00371; FPNCR.
DR SMART; SM01117; Cyt-b5; 1.
DR SUPFAM; SSF55856; Cytochrome b5-like heme/steroid binding domain; 1.
DR SUPFAM; SSF81296; E set domains; 1.
DR SUPFAM; SSF52343; Ferredoxin reductase-like, C-terminal NADP-linked domain; 1.
DR SUPFAM; SSF56524; Oxidoreductase molybdopterin-binding domain; 1.
DR SUPFAM; SSF63380; Riboflavin synthase domain-like; 1.
DR PROSITE; PS00191; CYTOCHROME_B5_1; 1.
DR PROSITE; PS50255; CYTOCHROME_B5_2; 1.
DR PROSITE; PS51384; FAD_FR; 1.
PE 3: Inferred from homology;
KW Disulfide bond {ECO:0000256|ARBA:ARBA00023157};
KW FAD {ECO:0000256|ARBA:ARBA00022827};
KW Flavoprotein {ECO:0000256|ARBA:ARBA00022630};
KW Heme {ECO:0000256|ARBA:ARBA00022617}; Iron {ECO:0000256|ARBA:ARBA00023004};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRSR:PIRSR000233-1};
KW Molybdenum {ECO:0000256|ARBA:ARBA00022505, ECO:0000256|PIRSR:PIRSR000233-
KW 1}; Nitrate assimilation {ECO:0000256|ARBA:ARBA00023063};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002}.
FT DOMAIN 459..534
FT /note="Cytochrome b5 heme-binding"
FT /evidence="ECO:0000259|PROSITE:PS50255"
FT DOMAIN 562..676
FT /note="FAD-binding FR-type"
FT /evidence="ECO:0000259|PROSITE:PS51384"
FT BINDING 102
FT /ligand="Mo-molybdopterin"
FT /ligand_id="ChEBI:CHEBI:71302"
FT /ligand_part="Mo"
FT /ligand_part_id="ChEBI:CHEBI:28685"
FT /evidence="ECO:0000256|PIRSR:PIRSR000233-1"
SQ SEQUENCE 827 AA; 92613 MW; 2A62B99D42A13645 CRC64;
MAQIDPRDVG TPDEWVPRHP ELIRLTGRHP FNSEPPLKYT STFITPMALH YVRNHGPVPR
LDWNTHTFSI DGLVNKPRTF GMDELVTTFV KETVTFPVLL VCAGNRRKEQ NMIKKTIGFS
WGAAGCSTAE WTGVPLHVLL TACGVDREKA QWVWFEGIED LPHDKYGTCI RASTALDPAC
DVLVAWKANG ELLTPDHGFP IRLIIPGHIG GRMVKWLARI HVSDQESTNH HHIMDNRVLP
SHVTAETATA EGWWSKSPYA IMELNVNAAI IKPNHDDLLA LSEDDTVNDI ETYTIKGYAY
SGGGRRVIRV EVTLDDGATW QLAHIIYHER PSKYGKMWCW VHYELAVQVS SLLRAREVCA
RAWDSSMNLM PEFPTWNVMG MMNNPWYRVK IHHEQGTNTL RFEHPTQAGN QKGGWMTKER
IMTNDNEPIR GKKLQVELID TSSDATPKPG LTADEFSELP LISADEVAKH NTNESCWFIC
RGLVYDATPF LDEHPGGATS ILLCGGTDCT DEFESIHSTK AWLMLKKYCI GRCPSTDDDT
GTSDTASSSA DQEETDVALK GATKVPIVLI SREVVSHDAR IFKFALPAKD LRLGLPVGNH
VFLYANINGK TIVRAYTPIS SESDEDRGFV SFLIKVYFAG DNPVHPEGGL FSQYLDGLHL
GQQIQIKGPL GHFTYHGEGS FSLESTNFHV NKFGFIAGGT GITPVYQVMR AILENAKDQT
KVALIYCVRS ERDLLLRKEL ETLQKLRPSQ CRIFYTLSDL EQLDKNDPIV RGWAYGKSRL
NFAMVKNIIG SDADHVGMCG PEGMIEYACK PALLKLNYDL KTQTTVF
//
