Structure of PDB 2xkh Chain A Binding Site BS02

Receptor Information
>2xkh Chain A (length=110) Species: 6221 (Cerebratulus lacteus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MVNWAAVVDDFYQELFKAHPEYQNKFGFKGVALGSLKGNAAYKTQAGKTV
DYINAAIGGSADAAGLASRHKGRNVGSAEFHNAKACAAKACSAHGAPDLG
HAIDDILSHL
Ligand information
Ligand IDOXY
InChIInChI=1S/O2/c1-2
InChIKeyMYMOFIZGZYHOMD-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341
OpenEye OEToolkits 1.5.0		O=O
FormulaO2
NameOXYGEN MOLECULE
ChEMBLCHEMBL1234886
DrugBankDB09140
ZINC
PDB chain2xkh Chain A Residue 1111 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2xkh Ligand Migration in the Apolar Tunnel of Cerebratulus Lacteus Mini-Hemoglobin.
Resolution2.31 Å
Binding residue
(original residue number in PDB)		Y11 F25 Q44
Binding residue
(residue number reindexed from 1)		Y12 F26 Q45
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005344 oxygen carrier activity
GO:0019825 oxygen binding
GO:0020037 heme binding
GO:0046872 metal ion binding
Biological Process
GO:0015671 oxygen transport

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Molecular Function
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Biological Process
External links
PDB RCSB:2xkh, PDBe:2xkh, PDBj:2xkh
PDBsum2xkh
PubMed21147768
UniProtO76242|GLBN_CERLA Neural hemoglobin

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