Structure of PDB 6w4f Chain B

Receptor sequence
>6w4fB (length=180) Species: 9606 (Homo sapiens) [Search protein sequence]
TEYKLVVVGADGVGKSALTIQLIQNHFVDEYDPTIEDSYRKQVVIDGETC
LLDILDTAGQSAMRDQYMRTGEGFLCVFAINNTKSFEDIHHYREQIKRVK
DSEDVPMVLVGNKCDLPSRTVDTKQAQDLARSYGIPFIETSAKTRQGVDD
AFYTLVREIRKHKEKMSKDGKKKKKKSKTK
3D structure
PDB6w4f Two Distinct Structures of Membrane-Associated Homodimers of GTP- and GDP-Bound KRAS4B Revealed by Paramagnetic Relaxation Enhancement.
ChainB
ResolutionN/A
3D
structure
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Enzymatic activity
Enzyme Commision number 3.6.5.2: small monomeric GTPase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 17F B K176 K178 K180 K172 K174 K176
BS02 GDP B G13 G15 K16 S17 A18 F28 Y32 D33 N116 K117 L120 S145 A146 K147 G12 G14 K15 S16 A17 F27 Y31 D32 N112 K113 L116 S141 A142 K143
BS03 MG B S17 D33 S16 D32
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:6w4f, PDBe:6w4f, PDBj:6w4f
PDBsum6w4f
PubMed32227412
UniProtP01116|RASK_HUMAN GTPase KRas (Gene Name=KRAS)

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