Structure of PDB 7cou Chain o Binding Site BS01

Receptor Information

>7cou Chain o (length=243) Species: 32053 (Thermostichus vulcanus)

TLTYDDIVGTGLANKCPTLDDTARGAYPIDSSQTYRIARLCLQPTTFLVK
EEPKNKRQEAEFVPTKLVTRETTSLDQIQGELKVNSDGSLTFVEEDGIDF
QPVTVQMAGGERIPLLFTVKNLVASTQPNVTSITTSTDFKGEFNVPSYRT
ANFLDPKGRGLASGYDSAIALPQAKEEELARANVKRFSLTKGQISLNVAK
VDGRTGEIAGTFESEQLSDDDMGAHEPHEVKIQGVFYASIEPA

Ligand information

• Ligand ID: CA
• InChI: InChI=1S/Ca/q+2
• InChIKey: BHPQYMZQTOCNFJ-UHFFFAOYSA-N
• SMILES:
  CACTVS 3.341: [Ca++]
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Ca+2]
• Formula: Ca
• Name: CALCIUM ION
• DrugBank: DB14577
• PDB chain: 7cou Chain o Residue 301

Receptor-Ligand Complex Structure

Structure summary

• PDB: 7cou Capturing structural changes of the S 1 to S 2 transition of photosystem II using time-resolved serial femtosecond crystallography.
• Resolution: 2.25 Å
• Binding residue (original residue number in PDB): T138 N200 V201
• Binding residue (residue number reindexed from 1): T135 N197 V198
• Annotation score: 1

Gene Ontology

Molecular Function

• GO:0010242 oxygen evolving activity

Biological Process

• GO:0010207 photosystem II assembly
• GO:0015979 photosynthesis
• GO:0042549 photosystem II stabilization

Cellular Component

• GO:0009523 photosystem II
• GO:0009579 thylakoid
• GO:0009654 photosystem II oxygen evolving complex
• GO:0016020 membrane
• GO:0031676 plasma membrane-derived thylakoid membrane

External links

• PDB: RCSB:7cou, PDBe:7cou, PDBj:7cou
• PDBsum: 7cou
• PubMed: 33953929
• UniProt: D0VWR2|PSBO_THEVL Photosystem II extrinsic protein O (Gene Name=psbO)