Structure of PDB 4n9i Chain D Binding Site BS02

Receptor Information
>4n9i Chain D (length=202) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DPTLEWFLSHCHIHKYPSKSTLIHQGEKAETLYYIVKGSVAVLIKDEEGK
EMILSYLNQGDFIGELGLFEEGQERSAWVRAKTACEVAEISYKKFRQLIQ
VNPDILMRLSAQMARRLQVTSEKVGNLAFLDVTGRIAQTLLNLAKQPDAM
THPDGMQIKITRQEIGQIVGCSRETVGRILKMLEDQNLISAHGKTIVVYG
TR
Ligand information
Ligand IDPCG
InChIInChI=1S/C10H12N5O7P/c11-10-13-7-4(8(17)14-10)12-2-15(7)9-5(16)6-3(21-9)1-20-23(18,19)22-6/h2-3,5-6,9,16H,1H2,(H,18,19)(H3,11,13,14,17)/t3-,5-,6-,9-/m1/s1
InChIKeyZOOGRGPOEVQQDX-UUOKFMHZSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1nc2c(n1C3C(C4C(O3)COP(=O)(O4)O)O)N=C(NC2=O)N
ACDLabs 10.04O=C4NC(=Nc1c4ncn1C3OC2COP(=O)(OC2C3O)O)N
OpenEye OEToolkits 1.5.0c1nc2c(n1[C@H]3[C@@H]([C@H]4C(O3)CO[P@](=O)(O4)O)O)N=C(NC2=O)N
CACTVS 3.341NC1=Nc2n(cnc2C(=O)N1)[C@@H]3O[C@@H]4CO[P@](O)(=O)O[C@H]4[C@H]3O
CACTVS 3.341NC1=Nc2n(cnc2C(=O)N1)[CH]3O[CH]4CO[P](O)(=O)O[CH]4[CH]3O
FormulaC10 H12 N5 O7 P
NameCYCLIC GUANOSINE MONOPHOSPHATE
ChEMBLCHEMBL395336
DrugBankDB02315
ZINCZINC000004095501
PDB chain4n9i Chain D Residue 301 [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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PDB4n9i Structures of inactive CRP species reveal the atomic details of the allosteric transition that discriminates cyclic nucleotide second messengers.
Resolution2.19 Å
Binding residue
(original residue number in PDB)		V49 G71 E72 R82 S83 R123
Binding residue
(residue number reindexed from 1)		V42 G64 E65 R75 S76 R116
Annotation score4
Binding affinityMOAD: Kd=25.6uM
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0003700 DNA-binding transcription factor activity
Biological Process
GO:0006355 regulation of DNA-templated transcription
Cellular Component
GO:0005829 cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4n9i, PDBe:4n9i, PDBj:4n9i
PDBsum4n9i
PubMed24914983
UniProtC3SQJ7

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