Structure of PDB 4y9r Chain A Binding Site BS01

Receptor Information
>4y9r Chain A (length=608) Species: 10116 (Rattus norvegicus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PPVKESSFVEKMKKTGRNIIVFYGSQTGTAEEFANRLSKDAHRYGMRGMS
ADPEEYDLADLSSLPEIDKSLVVFCMATYEGDPTDNAQDFYDWLQETDVD
LTGVKFAVFGLGNKTYEHFNAMGKYVDQRLEQLGAQRIFELGLGDDDGNL
EEDFITWREQFWPAVCEFFGVEATSSIRQYELVVHEDMDVAKVYTGEMGR
LKSYENQKPPFDAKNPFLAAVTANRKLNQGTERHLMHLELDISDSKIRYE
SGDHVAVYPANDSALVNQIGEILGADLDVIMSLNNLDEESNKKHPFPCPT
TYRTALTYYLDITNPPRTNVLYELAQYASEPSEQEHLHKMASSSGEGKEL
YLSWVVEARRHILAILQDYPSLRPPIDHLCELLPRLQARYYSIASSSKVH
PNSVHICAVAVEYEAKSGRVNKGVATSWLRAKEPARALVPMFVRKSQFRL
PFKSTTPVIMVGPGTGIAPFMGFIQERAWLREQGKEVGETLLYYGCRRSD
EDYLYREELARFHKDGALTQLNVAFSREQAHKVYVQHLLKRDREHLWKLI
HEGGAHIYVCGDARNMAKDVQNTFYDIVAEFGPMEHTQAVDYVKKLMTKG
RYSLDVWS
Ligand information
Ligand IDFMN
InChIInChI=1S/C17H21N4O9P/c1-7-3-9-10(4-8(7)2)21(15-13(18-9)16(25)20-17(26)19-15)5-11(22)14(24)12(23)6-30-31(27,28)29/h3-4,11-12,14,22-24H,5-6H2,1-2H3,(H,20,25,26)(H2,27,28,29)/t11-,12+,14-/m0/s1
InChIKeyFVTCRASFADXXNN-SCRDCRAPSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6Cc1cc2c(cc1C)N(C3=NC(=O)NC(=O)C3=N2)CC(C(C(COP(=O)(O)O)O)O)O
OpenEye OEToolkits 1.7.6Cc1cc2c(cc1C)N(C3=NC(=O)NC(=O)C3=N2)C[C@@H]([C@@H]([C@@H](COP(=O)(O)O)O)O)O
ACDLabs 12.01N=2C(=O)NC(=O)C3=Nc1cc(C)c(C)cc1N(C=23)CC(O)C(O)C(O)COP(=O)(O)O
CACTVS 3.385Cc1cc2N=C3C(=O)NC(=O)N=C3N(C[CH](O)[CH](O)[CH](O)CO[P](O)(O)=O)c2cc1C
CACTVS 3.385Cc1cc2N=C3C(=O)NC(=O)N=C3N(C[C@H](O)[C@H](O)[C@H](O)CO[P](O)(O)=O)c2cc1C
FormulaC17 H21 N4 O9 P
NameFLAVIN MONONUCLEOTIDE;
RIBOFLAVIN MONOPHOSPHATE
ChEMBLCHEMBL1201794
DrugBankDB03247
ZINCZINC000003831425
PDB chain4y9r Chain A Residue 701 [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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PDB4y9r Mutants of Cytochrome P450 Reductase Lacking Either Gly-141 or Gly-143 Destabilize Its FMN Semiquinone.
Resolution2.4 Å
Binding residue
(original residue number in PDB)		S86 Q87 T88 T90 A91 T139 Y140 E142 L173 G174 N175 Y178 H180 F181 D208
Binding residue
(residue number reindexed from 1)		S25 Q26 T27 T29 A30 T78 Y79 E80 L111 G112 N113 Y116 H118 F119 D146
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) Y456 S457 C630 D675 W677
Catalytic site (residue number reindexed from 1) Y391 S392 C560 D605 W607
Enzyme Commision number 1.6.2.4: NADPH--hemoprotein reductase.
Gene Ontology
Molecular Function
GO:0003958 NADPH-hemoprotein reductase activity
GO:0004128 cytochrome-b5 reductase activity, acting on NAD(P)H
GO:0008941 nitric oxide dioxygenase NAD(P)H activity
GO:0009055 electron transfer activity
GO:0010181 FMN binding
GO:0016491 oxidoreductase activity
GO:0016787 hydrolase activity
GO:0019899 enzyme binding
GO:0047726 iron-cytochrome-c reductase activity
GO:0050660 flavin adenine dinucleotide binding
GO:0050661 NADP binding
Biological Process
GO:0003420 regulation of growth plate cartilage chondrocyte proliferation
GO:0007584 response to nutrient
GO:0009410 response to xenobiotic stimulus
GO:0009437 carnitine metabolic process
GO:0009725 response to hormone
GO:0009812 flavonoid metabolic process
GO:0019395 fatty acid oxidation
GO:0022900 electron transport chain
GO:0032332 positive regulation of chondrocyte differentiation
GO:0043066 negative regulation of apoptotic process
GO:0043602 nitrate catabolic process
GO:0045542 positive regulation of cholesterol biosynthetic process
GO:0045880 positive regulation of smoothened signaling pathway
GO:0046210 nitric oxide catabolic process
GO:0070988 demethylation
GO:0071371 cellular response to gonadotropin stimulus
GO:0071372 cellular response to follicle-stimulating hormone stimulus
GO:0071375 cellular response to peptide hormone stimulus
GO:0071548 response to dexamethasone
GO:0090031 positive regulation of steroid hormone biosynthetic process
GO:0090181 regulation of cholesterol metabolic process
GO:0090346 cellular organofluorine metabolic process
Cellular Component
GO:0005737 cytoplasm
GO:0005783 endoplasmic reticulum
GO:0005789 endoplasmic reticulum membrane
GO:0005829 cytosol
GO:0016020 membrane
GO:0043231 intracellular membrane-bounded organelle

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:4y9r, PDBe:4y9r, PDBj:4y9r
PDBsum4y9r
PubMed27189945
UniProtP00388|NCPR_RAT NADPH--cytochrome P450 reductase (Gene Name=Por)

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