Structure of PDB 1iaq Chain C Binding Site BS01

Receptor Information
>1iaq Chain C (length=153) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MTEYKLVVVGAGGVGKSALTIQLIQNHFVDEDSYRKQVVIDGETCLLDIL
DTAGQEEYMRTGEGFLCVFAINNTKSFEDIHQYREQIKRVKDSDDVPMVL
VGNKCDLAARTVESRQAQDLARSYGIPYIETSAKTRQGVEDAFYTLVREI
RQH
Ligand information
Ligand IDGNP
InChIInChI=1S/C10H17N6O13P3/c11-10-13-7-4(8(19)14-10)12-2-16(7)9-6(18)5(17)3(28-9)1-27-32(25,26)29-31(23,24)15-30(20,21)22/h2-3,5-6,9,17-18H,1H2,(H,25,26)(H3,11,13,14,19)(H4,15,20,21,22,23,24)/t3-,5-,6-,9-/m1/s1
InChIKeyUQABYHGXWYXDTK-UUOKFMHZSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=P(O)(O)NP(=O)(O)OP(=O)(O)OCC3OC(n2cnc1c2N=C(N)NC1=O)C(O)C3O
OpenEye OEToolkits 1.5.0c1nc2c(n1[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@](=O)(O)O[P@@](=O)(NP(=O)(O)O)O)O)O)N=C(NC2=O)N
OpenEye OEToolkits 1.5.0c1nc2c(n1C3C(C(C(O3)COP(=O)(O)OP(=O)(NP(=O)(O)O)O)O)O)N=C(NC2=O)N
CACTVS 3.341NC1=Nc2n(cnc2C(=O)N1)[C@@H]3O[C@H](CO[P@@](O)(=O)O[P@@](O)(=O)N[P](O)(O)=O)[C@@H](O)[C@H]3O
CACTVS 3.341NC1=Nc2n(cnc2C(=O)N1)[CH]3O[CH](CO[P](O)(=O)O[P](O)(=O)N[P](O)(O)=O)[CH](O)[CH]3O
FormulaC10 H17 N6 O13 P3
NamePHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER
ChEMBLCHEMBL1233085
DrugBankDB02082
ZINCZINC000037868676
PDB chain1iaq Chain C Residue 2167 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1iaq Dynamic properties of the Ras switch I region and its importance for binding to effectors.
Resolution2.9 Å
Binding residue
(original residue number in PDB)		G13 G15 K16 S17 A18 F28 D30 G60 K117 D119 S145 A146
Binding residue
(residue number reindexed from 1)		G13 G15 K16 S17 A18 F28 D30 G54 K104 D106 S132 A133
Annotation score3
Enzymatic activity
Enzyme Commision number 3.6.5.2: small monomeric GTPase.
Gene Ontology
Molecular Function
GO:0003924 GTPase activity
GO:0005525 GTP binding
Biological Process
GO:0007165 signal transduction
Cellular Component
GO:0016020 membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1iaq, PDBe:1iaq, PDBj:1iaq
PDBsum1iaq
PubMed11320243
UniProtP01112|RASH_HUMAN GTPase HRas (Gene Name=HRAS)

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