ID A0A0N8K2S3_SCLFO Unreviewed; 309 AA.
AC A0A0N8K2S3;
DT 20-JAN-2016, integrated into UniProtKB/TrEMBL.
DT 20-JAN-2016, sequence version 1.
DT 27-MAR-2024, entry version 25.
DE RecName: Full=NADH-cytochrome b5 reductase {ECO:0000256|RuleBase:RU361226};
DE EC=1.6.2.2 {ECO:0000256|RuleBase:RU361226};
GN ORFNames=Z043_101962 {ECO:0000313|EMBL:KPP78537.1};
OS Scleropages formosus (Asian bonytongue) (Osteoglossum formosum).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Actinopterygii; Neopterygii; Teleostei; Osteoglossocephala;
OC Osteoglossomorpha; Osteoglossiformes; Osteoglossidae; Scleropages.
OX NCBI_TaxID=113540 {ECO:0000313|EMBL:KPP78537.1, ECO:0000313|Proteomes:UP000034805};
RN [1] {ECO:0000313|EMBL:KPP78537.1, ECO:0000313|Proteomes:UP000034805}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Aro1 {ECO:0000313|EMBL:KPP78537.1};
RA Tan M.H., Gan H.M., Croft L.J., Austin C.M.;
RT "The genome of the Asian arowana (Scleropages formosus).";
RL Submitted (AUG-2015) to the EMBL/GenBank/DDBJ databases.
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|RuleBase:RU361226};
CC -!- COFACTOR:
CC Name=FAD; Xref=ChEBI:CHEBI:57692;
CC Evidence={ECO:0000256|ARBA:ARBA00001974,
CC ECO:0000256|PIRSR:PIRSR601834-1, ECO:0000256|RuleBase:RU361226};
CC -!- SIMILARITY: Belongs to the flavoprotein pyridine nucleotide cytochrome
CC reductase family. {ECO:0000256|ARBA:ARBA00006105,
CC ECO:0000256|RuleBase:RU361226}.
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:KPP78537.1}.
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DR EMBL; JARO02000443; KPP78537.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A0N8K2S3; -.
DR STRING; 113540.ENSSFOP00015056703; -.
DR Proteomes; UP000034805; Unassembled WGS sequence.
DR GO; GO:0005789; C:endoplasmic reticulum membrane; IEA:UniProtKB-SubCell.
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:0006695; P:cholesterol biosynthetic process; IEA:UniProtKB-KW.
DR CDD; cd06183; cyt_b5_reduct_like; 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; 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; PF00970; FAD_binding_6; 1.
DR Pfam; PF00175; NAD_binding_1; 1.
DR PRINTS; PR00406; CYTB5RDTASE.
DR PRINTS; PR00371; FPNCR.
DR SUPFAM; SSF52343; Ferredoxin reductase-like, C-terminal NADP-linked domain; 1.
DR SUPFAM; SSF63380; Riboflavin synthase domain-like; 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}; NAD {ECO:0000256|ARBA:ARBA00023027, ECO:0000256|RuleBase:RU361226};
KW Oxidoreductase {ECO:0000256|RuleBase:RU361226};
KW Reference proteome {ECO:0000313|Proteomes:UP000034805}.
FT DOMAIN 38..150
FT /note="FAD-binding FR-type"
FT /evidence="ECO:0000259|PROSITE:PS51384"
FT BINDING 90
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR601834-1"
FT BINDING 91
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR601834-1"
FT BINDING 92
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR601834-1"
FT BINDING 107
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR601834-1"
FT BINDING 109
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR601834-1"
FT BINDING 124
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR601834-1"
FT BINDING 125
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR601834-1"
FT BINDING 126
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR601834-1"
FT BINDING 193
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR601834-1"
SQ SEQUENCE 309 AA; 34604 MW; 9BFEE503AF9C37C8 CRC64;
MLSYIVSLLR GCIDNIINLI LSIFSSKKRL AITLEDPNVK YPLRLVDKEI VSHDTRKFRF
ALPSPDHVLG LPIGQHIYLS AKIDGNLVVR PYTPVSSDDD KGFVDLVIKI YYKNVNPKFP
EGGKMSQYLE NLRIGDTIDF RGPSGLLTYK GKGQFAIKPD KKSDAVIKTA KQVGMIAGGT
AMSVALSVYT GITPMLQIIR AIMKDPADKT VCYLLFANQT EKDILLRPEL EEIEAAHPSR
FKIWLTLDKA PEGWQFSQGF ISEDMIRDHL PPPGEDTLIL MCGPPPMIQF ACNPNLDKVG
YPSSWRFTF
//
