Structure of PDB 4j7u Chain C Binding Site BS01

Receptor Information
>4j7u Chain C (length=257) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GLGRAVCLLTGASRGFGRTLAPLLASLLSPGSVLVLSARNDEALRQLEAE
LGAERSGLRVVRVPADLGAEAGLQQLLGALRELPRPKGLQRLLLINNAGS
LGDVSKGFVDLSDSTQVNNYWALNLTSMLCLTSSVLKAFPDSPGLNRTVV
NISSLCALQPFKGWALYCAGKAARDMLFQVLALEEPNVRVLNYAPGPLDT
DMQQLARETSVDPDMRKGLQELKAKGKLVDCKVSAQKLLSLLEKDEFKSG
AHVDFYD
Ligand information
Ligand IDNAP
InChIInChI=1S/C21H28N7O17P3/c22-17-12-19(25-7-24-17)28(8-26-12)21-16(44-46(33,34)35)14(30)11(43-21)6-41-48(38,39)45-47(36,37)40-5-10-13(29)15(31)20(42-10)27-3-1-2-9(4-27)18(23)32/h1-4,7-8,10-11,13-16,20-21,29-31H,5-6H2,(H7-,22,23,24,25,32,33,34,35,36,37,38,39)/t10-,11-,13-,14-,15-,16-,20-,21-/m1/s1
InChIKeyXJLXINKUBYWONI-NNYOXOHSSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1cc(c[n+](c1)C2C(C(C(O2)COP(=O)([O-])OP(=O)(O)OCC3C(C(C(O3)n4cnc5c4ncnc5N)OP(=O)(O)O)O)O)O)C(=O)N
CACTVS 3.341NC(=O)c1ccc[n+](c1)[CH]2O[CH](CO[P]([O-])(=O)O[P](O)(=O)OC[CH]3O[CH]([CH](O[P](O)(O)=O)[CH]3O)n4cnc5c(N)ncnc45)[CH](O)[CH]2O
CACTVS 3.341NC(=O)c1ccc[n+](c1)[C@@H]2O[C@H](CO[P]([O-])(=O)O[P@@](O)(=O)OC[C@H]3O[C@H]([C@H](O[P](O)(O)=O)[C@@H]3O)n4cnc5c(N)ncnc45)[C@@H](O)[C@H]2O
OpenEye OEToolkits 1.5.0c1cc(c[n+](c1)[C@H]2[C@@H]([C@@H]([C@H](O2)CO[P@@](=O)([O-])O[P@](=O)(O)OC[C@@H]3[C@H]([C@H]([C@@H](O3)n4cnc5c4ncnc5N)OP(=O)(O)O)O)O)O)C(=O)N
FormulaC21 H28 N7 O17 P3
NameNADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE;
2'-MONOPHOSPHOADENOSINE 5'-DIPHOSPHORIBOSE
ChEMBLCHEMBL295069
DrugBankDB03461
ZINC
PDB chain4j7u Chain C Residue 801 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB4j7u Tetrahydrobiopterin biosynthesis as an off-target of sulfa drugs.
Resolution2.44 Å
Binding residue
(original residue number in PDB)		G11 S13 R14 G15 R39 N40 L67 N97 L123 I152 Y167 K171 P195 P197 L198 T200 M202
Binding residue
(residue number reindexed from 1)		G11 S13 R14 G15 R39 N40 L67 N97 L123 I152 Y167 K171 P195 P197 L198 T200 M202
Annotation score4
Enzymatic activity
Enzyme Commision number 1.1.1.153: sepiapterin reductase (L-erythro-7,8-dihydrobiopterin forming).
Gene Ontology
Molecular Function
GO:0004033 aldo-keto reductase (NADPH) activity
GO:0004757 sepiapterin reductase (NADP+) activity
GO:0016491 oxidoreductase activity
GO:0050661 NADP binding
Biological Process
GO:0006729 tetrahydrobiopterin biosynthetic process
GO:0006809 nitric oxide biosynthetic process
Cellular Component
GO:0005654 nucleoplasm
GO:0005737 cytoplasm
GO:0005739 mitochondrion
GO:0005829 cytosol
GO:0070062 extracellular exosome

View graph for
Molecular Function
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Biological Process
View graph for
Cellular Component
External links
PDB RCSB:4j7u, PDBe:4j7u, PDBj:4j7u
PDBsum4j7u
PubMed23704574
UniProtP35270|SPRE_HUMAN Sepiapterin reductase (Gene Name=SPR)

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