Structure of PDB 1ctq Chain A

Receptor sequence
>1ctqA (length=166) Species: 9606 (Homo sapiens) [Search protein sequence]
MTEYKLVVVGAGGVGKSALTIQLIQNHFVDEYDPTIEDSYRKQVVIDGET
CLLDILDTAGQEEYSAMRDQYMRTGEGFLCVFAINNTKSFEDIHQYREQI
KRVKDSDDVPMVLVGNKCDLAARTVESRQAQDLARSYGIPYIETSAKTRQ
GVEDAFYTLVREIRQH
3D structure
PDB1ctq The pre-hydrolysis state of p21(ras) in complex with GTP: new insights into the role of water molecules in the GTP hydrolysis reaction of ras-like proteins.
ChainA
Resolution1.26 Å
3D
structure
[Spin on]
[Spin off]
[Reset orientation]

[High quality]
[Low quality]

[White background]
[Black background]

[Download]
[Download structure with residue number starting from 1]
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 MG A S17 T35 S17 T35
BS02 GNP A G13 G15 K16 S17 A18 F28 V29 D30 T35 G60 N116 K117 D119 L120 S145 A146 G13 G15 K16 S17 A18 F28 V29 D30 T35 G60 N116 K117 D119 L120 S145 A146
Gene Ontology
Molecular Function
GO:0003924 GTPase activity
GO:0005525 GTP binding
Biological Process
GO:0007165 signal transduction
Cellular Component
GO:0016020 membrane

View graph for
Molecular Function

View graph for
Biological Process

View graph for
Cellular Component
External links
PDB RCSB:1ctq, PDBe:1ctq, PDBj:1ctq
PDBsum1ctq
PubMed10574788
UniProtP01112|RASH_HUMAN GTPase HRas (Gene Name=HRAS)

[Back to BioLiP]