Structure of PDB 2gtl Chain G Binding Site BS03

Receptor Information
>2gtl Chain G (length=149) Species: 6398 (Lumbricus terrestris) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
HEHCCSEEDHRIVQKQWDILWRDTESSKIKIGFGRLLLTKLAKDIPEVND
LFKRVDIEHAEGPKFSAHALRILNGLDLAINLLDDPPALDAALDHLAHQH
EVREGVQKAHFKKFGEILATGLPQVLDDYDALAWKSCLKGILTKISSRL
Ligand information
Ligand IDCA
InChIInChI=1S/Ca/q+2
InChIKeyBHPQYMZQTOCNFJ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Ca++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Ca+2]
FormulaCa
NameCALCIUM ION
ChEMBL
DrugBankDB14577
ZINC
PDB chain2gtl Chain M Residue 251 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2gtl Lumbricus erythrocruorin at 3.5 a resolution: architecture of a megadalton respiratory complex.
Resolution3.5 Å
Binding residue
(original residue number in PDB)		E9 D86
Binding residue
(residue number reindexed from 1)		E7 D84
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005344 oxygen carrier activity
GO:0005506 iron ion binding
GO:0019825 oxygen binding
GO:0020037 heme binding
GO:0046872 metal ion binding
Biological Process
GO:0015671 oxygen transport
Cellular Component
GO:0005576 extracellular region
GO:0005833 hemoglobin complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:2gtl, PDBe:2gtl, PDBj:2gtl
PDBsum2gtl
PubMed16843898
UniProtP11069|GLB3_LUMTE Extracellular globin-3

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