Structure of PDB 1r2q Chain A Binding Site BS01

Receptor Information
>1r2q Chain A (length=170) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GNKICQFKLVLLGESAVGKSSLVLRFVKGQFHEFQESTIGAAFLTQTVCL
DDTTVKFEIWDTAGQERYHSLAPMYYRGAQAAIVVYDITNEESFARAKNW
VKELQRQASPNIVIALSGNKADLANKRAVDFQEAQSYADDNSLLFMETSA
KTSMNVNEIFMAIAKKLPKN
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 chain1r2q Chain A Residue 300 [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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PDB1r2q Refinement of the structure of human Rab5a GTPase domain at 1.05 A resolution.
Resolution1.05 Å
Binding residue
(original residue number in PDB)		S34 T52
Binding residue
(residue number reindexed from 1)		S20 T38
Annotation score1
Enzymatic activity
Enzyme Commision number 3.6.5.2: small monomeric GTPase.
Gene Ontology
Molecular Function
GO:0003924 GTPase activity
GO:0005525 GTP binding

View graph for
Molecular Function
External links
PDB RCSB:1r2q, PDBe:1r2q, PDBj:1r2q
PDBsum1r2q
PubMed14684892
UniProtP20339|RAB5A_HUMAN Ras-related protein Rab-5A (Gene Name=RAB5A)

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