Structure of PDB 1k8r Chain A Binding Site BS02

Receptor Information
>1k8r Chain A (length=166) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MTEYKLVVVGAGGVGKSALTIQLIQNHFVDEYDPTIEDSYRKQVVIDGET
CLLDILDTAGQEEYSAMRDQYMRTGEGFLCVFAINNTKSFEDIHQYREQI
KRVKDSDDVPMVLVGNKCDLAARTVESRQAQDLARSYGIPYIETSAKTRQ
GVEDAFYTLVREIRQH
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 chain1k8r Chain A Residue 167 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1k8r The Ras-Byr2RBD complex: structural basis for Ras effector recognition in yeast.
Resolution3.0 Å
Binding residue
(original residue number in PDB)		G13 G15 K16 S17 A18 F28 V29 D30 E31 Y32 T35 G60 N116 K117 D119 L120 S145 A146
Binding residue
(residue number reindexed from 1)		G13 G15 K16 S17 A18 F28 V29 D30 E31 Y32 T35 G60 N116 K117 D119 L120 S145 A146
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:1k8r, PDBe:1k8r, PDBj:1k8r
PDBsum1k8r
PubMed11709168
UniProtP01112|RASH_HUMAN GTPase HRas (Gene Name=HRAS)

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