ID A2I9X5_CHICK Unreviewed; 123 AA.
AC A2I9X5;
DT 20-FEB-2007, integrated into UniProtKB/TrEMBL.
DT 20-FEB-2007, sequence version 1.
DT 27-MAR-2024, entry version 65.
DE RecName: Full=nitric-oxide synthase (NADPH) {ECO:0000256|ARBA:ARBA00012989};
DE EC=1.14.13.39 {ECO:0000256|ARBA:ARBA00012989};
DE Flags: Fragment;
OS Gallus gallus (Chicken).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Archelosauria; Archosauria; Dinosauria; Saurischia; Theropoda;
OC Coelurosauria; Aves; Neognathae; Galloanserae; Galliformes; Phasianidae;
OC Phasianinae; Gallus.
OX NCBI_TaxID=9031 {ECO:0000313|EMBL:ABM65097.1};
RN [1] {ECO:0000313|EMBL:ABM65097.1}
RP NUCLEOTIDE SEQUENCE.
RA Bera A.K., Pan D., Bhattacharya D., Das S.K.;
RL Submitted (DEC-2006) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H(+) + 2 L-arginine + 3 NADPH + 4 O2 = 4 H2O + 2 L-citrulline
CC + 3 NADP(+) + 2 nitric oxide; Xref=Rhea:RHEA:19897,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:15379,
CC ChEBI:CHEBI:16480, ChEBI:CHEBI:32682, ChEBI:CHEBI:57743,
CC ChEBI:CHEBI:57783, ChEBI:CHEBI:58349; EC=1.14.13.39;
CC Evidence={ECO:0000256|ARBA:ARBA00035595};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:19898;
CC Evidence={ECO:0000256|ARBA:ARBA00035595};
CC -!- COFACTOR:
CC Name=(6R)-L-erythro-5,6,7,8-tetrahydrobiopterin;
CC Xref=ChEBI:CHEBI:59560; Evidence={ECO:0000256|ARBA:ARBA00001950};
CC -!- COFACTOR:
CC Name=FMN; Xref=ChEBI:CHEBI:58210;
CC Evidence={ECO:0000256|ARBA:ARBA00001917};
CC -!- COFACTOR:
CC Name=heme b; Xref=ChEBI:CHEBI:60344;
CC Evidence={ECO:0000256|ARBA:ARBA00001970};
CC -!- SIMILARITY: Belongs to the NOS family. {ECO:0000256|ARBA:ARBA00006267}.
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DR EMBL; EF178279; ABM65097.1; -; mRNA.
DR AlphaFoldDB; A2I9X5; -.
DR GO; GO:0016491; F:oxidoreductase activity; IEA:InterPro.
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; IPR003097; CysJ-like_FAD-binding.
DR InterPro; IPR001709; Flavoprot_Pyr_Nucl_cyt_Rdtase.
DR InterPro; IPR039261; FNR_nucleotide-bd.
DR InterPro; IPR017938; Riboflavin_synthase-like_b-brl.
DR PANTHER; PTHR43410; NITRIC OXIDE SYNTHASE OXYGENASE; 1.
DR PANTHER; PTHR43410:SF1; NITRIC OXIDE SYNTHASE OXYGENASE; 1.
DR Pfam; PF00667; FAD_binding_1; 1.
DR PRINTS; PR00371; FPNCR.
DR SUPFAM; SSF52343; Ferredoxin reductase-like, C-terminal NADP-linked domain; 1.
DR SUPFAM; SSF63380; Riboflavin synthase domain-like; 1.
PE 2: Evidence at transcript level;
KW Calmodulin-binding {ECO:0000256|ARBA:ARBA00022860};
KW Flavoprotein {ECO:0000256|ARBA:ARBA00022643};
KW FMN {ECO:0000256|ARBA:ARBA00022643}; Heme {ECO:0000256|ARBA:ARBA00022617};
KW Iron {ECO:0000256|ARBA:ARBA00023004};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002}.
FT DOMAIN 2..72
FT /note="Sulfite reductase [NADPH] flavoprotein alpha-
FT component-like FAD-binding"
FT /evidence="ECO:0000259|Pfam:PF00667"
FT NON_TER 1
FT /evidence="ECO:0000313|EMBL:ABM65097.1"
FT NON_TER 123
FT /evidence="ECO:0000313|EMBL:ABM65097.1"
SQ SEQUENCE 123 AA; 13828 MW; D11E002F8DA5545E CRC64;
RPNILEVLEE FPSAEVSTAF LLTQLPLLKP RYYSVSSSCD MTPREIHLTV AVVNYRTRDG
QGPLHHGVCS TWLNKIALNE TVPCFVRSAD GFRLPKEPAK PCILIGPGTG IAPFRSFWQQ
RLY
//
