Structure of PDB 8t73 Chain B Binding Site BS01

Receptor Information
>8t73 Chain B (length=158) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MTEYKLVVVGAGGVGKSALTIQLIQNHFVDEYDPTIEDSYRKQVVIDGET
CLLDILDTAGYMRTGEGFLCVFAINNTKSFEDIHHYREQIKRVKDSEDVP
MVLVGNKCDLPSRTVDTKQAQDLARSYGIPFIETSAKTRQGVEDAFYTLV
REIRQYRL
Ligand information
Ligand IDGDP
InChIInChI=1S/C10H15N5O11P2/c11-10-13-7-4(8(18)14-10)12-2-15(7)9-6(17)5(16)3(25-9)1-24-28(22,23)26-27(19,20)21/h2-3,5-6,9,16-17H,1H2,(H,22,23)(H2,19,20,21)(H3,11,13,14,18)/t3-,5-,6-,9-/m1/s1
InChIKeyQGWNDRXFNXRZMB-UUOKFMHZSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6c1nc2c(n1C3C(C(C(O3)COP(=O)(O)OP(=O)(O)O)O)O)N=C(NC2=O)N
CACTVS 3.385NC1=Nc2n(cnc2C(=O)N1)[C@@H]3O[C@H](CO[P](O)(=O)O[P](O)(O)=O)[C@@H](O)[C@H]3O
CACTVS 3.385NC1=Nc2n(cnc2C(=O)N1)[CH]3O[CH](CO[P](O)(=O)O[P](O)(O)=O)[CH](O)[CH]3O
ACDLabs 12.01O=P(O)(O)OP(=O)(O)OCC3OC(n2cnc1c2N=C(N)NC1=O)C(O)C3O
OpenEye OEToolkits 1.7.6c1nc2c(n1[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@](=O)(O)OP(=O)(O)O)O)O)N=C(NC2=O)N
FormulaC10 H15 N5 O11 P2
NameGUANOSINE-5'-DIPHOSPHATE
ChEMBLCHEMBL384759
DrugBankDB04315
ZINCZINC000008215481
PDB chain8t73 Chain B Residue 201 [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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PDB8t73 Comparative analysis of KRAS4a and KRAS4b splice variants reveals distinctive structural and functional properties
Resolution1.5 Å
Binding residue
(original residue number in PDB)		G13 G15 K16 S17 A18 F28 D30 N116 K117 D119 L120 S145 A146 K147
Binding residue
(residue number reindexed from 1)		G13 G15 K16 S17 A18 F28 D30 N106 K107 D109 L110 S135 A136 K137
Annotation score4
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:8t73, PDBe:8t73, PDBj:8t73
PDBsum8t73
PubMed38354232
UniProtP01116|RASK_HUMAN GTPase KRas (Gene Name=KRAS)

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