ID F7WBF1_SORMK Unreviewed; 493 AA.
AC F7WBF1;
DT 21-SEP-2011, integrated into UniProtKB/TrEMBL.
DT 21-SEP-2011, sequence version 1.
DT 27-MAR-2024, entry version 67.
DE RecName: Full=NADH-cytochrome b5 reductase 1 {ECO:0000256|ARBA:ARBA00039438};
DE EC=1.6.2.2 {ECO:0000256|ARBA:ARBA00012011};
DE AltName: Full=Microsomal cytochrome b reductase {ECO:0000256|ARBA:ARBA00041901};
GN ORFNames=SMAC_09173 {ECO:0000313|EMBL:CCC05423.1};
OS Sordaria macrospora (strain ATCC MYA-333 / DSM 997 / K(L3346) / K-hell).
OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Sordariomycetes;
OC Sordariomycetidae; Sordariales; Sordariaceae; Sordaria.
OX NCBI_TaxID=771870 {ECO:0000313|EMBL:CCC05423.1, ECO:0000313|Proteomes:UP000001881};
RN [1] {ECO:0000313|EMBL:CCC05423.1, ECO:0000313|Proteomes:UP000001881}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC MYA-333 / DSM 997 / K(L3346) / K-hell
RC {ECO:0000313|Proteomes:UP000001881};
RC TISSUE=Mycelium {ECO:0000313|EMBL:CCC05423.1};
RX PubMed=20386741; DOI=10.1371/journal.pgen.1000891;
RA Nowrousian M., Stajich J., Chu M., Engh I., Espagne E., Halliday K.,
RA Kamerewerd J., Kempken F., Knab B., Kuo H.C., Osiewacz H.D., Poeggeler S.,
RA Read N., Seiler S., Smith K., Zickler D., Kueck U., Freitag M.;
RT "De novo assembly of a 40 Mb eukaryotic genome from short sequence reads:
RT Sordaria macrospora, a model organism for fungal morphogenesis.";
RL PLoS Genet. 6:E1000891-E1000891(2010).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2 Fe(3+)-[Dph3] + NADH = 2 Fe(2+)-[Dph3] + H(+) + NAD(+);
CC Xref=Rhea:RHEA:71231, Rhea:RHEA-COMP:18002, Rhea:RHEA-COMP:18003,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:29033, ChEBI:CHEBI:29034,
CC ChEBI:CHEBI:57540, ChEBI:CHEBI:57945, ChEBI:CHEBI:83228;
CC Evidence={ECO:0000256|ARBA:ARBA00036364};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:71232;
CC Evidence={ECO:0000256|ARBA:ARBA00036364};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2 Fe(III)-[cytochrome b5] + NADH = 2 Fe(II)-[cytochrome b5] +
CC H(+) + NAD(+); Xref=Rhea:RHEA:46680, Rhea:RHEA-COMP:10438, Rhea:RHEA-
CC COMP:10439, ChEBI:CHEBI:15378, ChEBI:CHEBI:29033, ChEBI:CHEBI:29034,
CC ChEBI:CHEBI:57540, ChEBI:CHEBI:57945; EC=1.6.2.2;
CC Evidence={ECO:0000256|ARBA:ARBA00029341};
CC -!- COFACTOR:
CC Name=FAD; Xref=ChEBI:CHEBI:57692;
CC Evidence={ECO:0000256|ARBA:ARBA00001974,
CC ECO:0000256|PIRSR:PIRSR601834-1};
CC -!- PATHWAY: Protein modification; peptidyl-diphthamide biosynthesis.
CC {ECO:0000256|ARBA:ARBA00005156}.
CC -!- SUBCELLULAR LOCATION: Mitochondrion outer membrane
CC {ECO:0000256|ARBA:ARBA00004572}; Single-pass membrane protein
CC {ECO:0000256|ARBA:ARBA00004572}.
CC -!- SIMILARITY: Belongs to the cytochrome b5 family.
CC {ECO:0000256|RuleBase:RU362121}.
CC -!- SIMILARITY: Belongs to the flavoprotein pyridine nucleotide cytochrome
CC reductase family. {ECO:0000256|ARBA:ARBA00006105}.
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:CCC05423.1}.
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DR EMBL; CABT02000075; CCC05423.1; -; Genomic_DNA.
DR RefSeq; XP_003344801.1; XM_003344753.1.
DR AlphaFoldDB; F7WBF1; -.
DR STRING; 771870.F7WBF1; -.
DR GeneID; 10802119; -.
DR KEGG; smp:SMAC_09173; -.
DR VEuPathDB; FungiDB:SMAC_09173; -.
DR eggNOG; KOG0534; Eukaryota.
DR eggNOG; KOG0537; Eukaryota.
DR HOGENOM; CLU_003827_0_1_1; -.
DR InParanoid; F7WBF1; -.
DR OMA; GLANGWW; -.
DR OrthoDB; 979728at2759; -.
DR Proteomes; UP000001881; Unassembled WGS sequence.
DR GO; GO:0005741; C:mitochondrial outer membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0004128; F:cytochrome-b5 reductase activity, acting on NAD(P)H; IEA:UniProtKB-EC.
DR GO; GO:0020037; F:heme binding; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-UniRule.
DR CDD; cd06183; cyt_b5_reduct_like; 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; 2.40.30.10; Translation factors; 1.
DR InterPro; IPR001834; CBR-like.
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; IPR001433; OxRdtase_FAD/NAD-bd.
DR InterPro; IPR017938; Riboflavin_synthase-like_b-brl.
DR PANTHER; PTHR19370:SF184; FAD-BINDING FR-TYPE DOMAIN-CONTAINING PROTEIN; 1.
DR PANTHER; PTHR19370; NADH-CYTOCHROME B5 REDUCTASE; 1.
DR Pfam; PF00173; Cyt-b5; 1.
DR Pfam; PF00970; FAD_binding_6; 1.
DR Pfam; PF00175; NAD_binding_1; 1.
DR PRINTS; PR00406; CYTB5RDTASE.
DR PRINTS; PR00363; CYTOCHROMEB5.
DR PRINTS; PR00371; FPNCR.
DR SMART; SM01117; Cyt-b5; 1.
DR SUPFAM; SSF55856; Cytochrome b5-like heme/steroid binding domain; 1.
DR SUPFAM; SSF52343; Ferredoxin reductase-like, C-terminal NADP-linked 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 FAD {ECO:0000256|ARBA:ARBA00022827, ECO:0000256|PIRSR:PIRSR601834-1};
KW Flavoprotein {ECO:0000256|ARBA:ARBA00022630, ECO:0000256|PIRSR:PIRSR601834-
KW 1}; Heme {ECO:0000256|ARBA:ARBA00022617, ECO:0000256|RuleBase:RU362121};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|RuleBase:RU362121};
KW Membrane {ECO:0000256|ARBA:ARBA00023136};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|RuleBase:RU362121};
KW Mitochondrion {ECO:0000256|ARBA:ARBA00022787};
KW Mitochondrion outer membrane {ECO:0000256|ARBA:ARBA00022787};
KW NAD {ECO:0000256|ARBA:ARBA00023027};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002};
KW Reference proteome {ECO:0000313|Proteomes:UP000001881}.
FT DOMAIN 2..78
FT /note="Cytochrome b5 heme-binding"
FT /evidence="ECO:0000259|PROSITE:PS50255"
FT DOMAIN 249..352
FT /note="FAD-binding FR-type"
FT /evidence="ECO:0000259|PROSITE:PS51384"
FT BINDING 301
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR601834-1"
FT BINDING 303
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR601834-1"
FT BINDING 318
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR601834-1"
FT BINDING 320
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR601834-1"
FT BINDING 327
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR601834-1"
FT BINDING 370
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR601834-1"
SQ SEQUENCE 493 AA; 54395 MW; 856E96ABC62C0B90 CRC64;
MAATFTLDEV RKHKSKDDVW MVIHNKVYDC TKYLDDHPGG SIILREVAGT DATEQFVDIG
HSVEATDILK ELYVGDLAED EHAEEVEIFR PTFEKVAMEA AIDINKVAKS KIRNNIKKTV
AMSSVIASVG AVGLANGWWT GPEWALAAVT TAQKPISQLA KFIRAKFAQN GGSSKLFWWG
VGIATVVELS LTTAVTTWAL SKFEAQKEFT HFPRSRPAKK ERKVAILNVP TSSTTGPAVK
PPVKVIDPAN WRKFKLVRKV LVSPNVYHLF FALPHPTDVL GLPTGQHIAL RAMIDGKSVS
RSYTPVSNNS DLGRVELLIK VYDKGLMTKH LERMEIGDQI EIRGPKGAMQ YVPNQYAKEI
GMIAGGTGIT PMYQLIRAIC EDKYDKTKIS LLYANNTEAD ILLREELDGF VKAFPEKLSV
QYVLSHADDK WKGLKGFVTA EMIKEFLPPA SDSTKMLLCG PPPMVAAMSK NLVSLGFTAP
GTLSKATDQV FLF
//