Structure of PDB 4dsn Chain A Binding Site BS02

Receptor Information
>4dsn Chain A (length=180) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
STEYKLVVVGADGVGKSALTIQLIQNHFVDEYDPTIEDSYRKQVVIDGET
CLLDILDTAGQEEYSAMRDQYMRTGEGFLCVFAINNTKSFEDIHHYREQI
KRVKDSEDVPMVLVGNKCDLPSRTVDTKQAQDLARSYGIPFIETSAKTRQ
GVDDAFYTLVREIRKHKEKMSKDGKKKKKK
Ligand information
Ligand IDMG
InChIInChI=1S/Mg/q+2
InChIKeyJLVVSXFLKOJNIY-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Mg+2]
CACTVS 3.341[Mg++]
FormulaMg
NameMAGNESIUM ION
ChEMBL
DrugBankDB01378
ZINC
PDB chain4dsn Chain A Residue 203 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4dsn Small-molecule ligands bind to a distinct pocket in Ras and inhibit SOS-mediated nucleotide exchange activity.
Resolution2.03 Å
Binding residue
(original residue number in PDB)		G10 A59 G60 Y96
Binding residue
(residue number reindexed from 1)		G10 A59 G60 Y96
Annotation score1
Enzymatic activity
Enzyme Commision number 3.6.5.2: small monomeric GTPase.
Gene Ontology
Molecular Function
GO:0003924 GTPase activity
GO:0003925 G protein activity
GO:0005515 protein binding
GO:0005525 GTP binding
GO:0016787 hydrolase activity
GO:0019003 GDP binding
GO:0043495 protein-membrane adaptor activity
GO:0044877 protein-containing complex binding
Biological Process
GO:0000165 MAPK cascade
GO:0001934 positive regulation of protein phosphorylation
GO:0007165 signal transduction
GO:0007265 Ras protein signal transduction
GO:0008283 cell population proliferation
GO:0008542 visual learning
GO:0010467 gene expression
GO:0010628 positive regulation of gene expression
GO:0014009 glial cell proliferation
GO:0016601 Rac protein signal transduction
GO:0021897 forebrain astrocyte development
GO:0030036 actin cytoskeleton organization
GO:0030857 negative regulation of epithelial cell differentiation
GO:0032228 regulation of synaptic transmission, GABAergic
GO:0035022 positive regulation of Rac protein signal transduction
GO:0035914 skeletal muscle cell differentiation
GO:0043524 negative regulation of neuron apoptotic process
GO:0048169 regulation of long-term neuronal synaptic plasticity
GO:0048873 homeostasis of number of cells within a tissue
GO:0051146 striated muscle cell differentiation
GO:0051402 neuron apoptotic process
GO:0060252 positive regulation of glial cell proliferation
GO:0060441 epithelial tube branching involved in lung morphogenesis
GO:0060509 type I pneumocyte differentiation
Cellular Component
GO:0000139 Golgi membrane
GO:0005737 cytoplasm
GO:0005741 mitochondrial outer membrane
GO:0005789 endoplasmic reticulum membrane
GO:0005829 cytosol
GO:0005886 plasma membrane
GO:0005925 focal adhesion
GO:0009898 cytoplasmic side of plasma membrane
GO:0012505 endomembrane system
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:4dsn, PDBe:4dsn, PDBj:4dsn
PDBsum4dsn
PubMed22431598
UniProtP01116|RASK_HUMAN GTPase KRas (Gene Name=KRAS)

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