Structure of PDB 4ixr Chain O Binding Site BS01

Receptor Information
>4ixr Chain O (length=243) Species: 146786 (Thermosynechococcus vestitus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TLTYDDIVGTGLANKCPTLDDTARGAYPIDSSQTYRIARLCLQPTTFLVK
EEPKNKRQEAEFVPTKLVTRETTSLDQIQGELKVNSDGSLTFVEEDGIDF
QPVTVQMAGGERIPLLFTVKNLVASTQPNVTSITTSTDFKGEFNVPSYRT
ANFLDPKGRGLASGYDSAIALPQAKEEELARANVKRFSLTKGQISLNVAK
VDGRTGEIAGTFESEQLSDDDMGAHEPHEVKIQGVFYASIEPA
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 chain4ixr Chain O Residue 301 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4ixr Simultaneous femtosecond X-ray spectroscopy and diffraction of photosystem II at room temperature.
Resolution5.9 Å
Binding residue
(original residue number in PDB)		E81 E140 H257
Binding residue
(residue number reindexed from 1)		E52 E111 H228
Annotation score1
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0010242 oxygen evolving activity
Biological Process
GO:0010207 photosystem II assembly
GO:0042549 photosystem II stabilization
Cellular Component
GO:0009654 photosystem II oxygen evolving complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4ixr, PDBe:4ixr, PDBj:4ixr
PDBsum4ixr
PubMed23413188
UniProtP0A431|PSBO_THEVB Photosystem II extrinsic protein O (Gene Name=psbO)

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