Structure of PDB 2ein Chain O Binding Site BS02

Receptor Information

>2ein Chain O (length=227) Species: 9913 (Bos taurus)

MAYPMQLGFQDATSPIMEELLHFHDHTLMIVFLISSLVLYIISLMLTTKL
THTSTMDAQEVETIWTILPAIILILIALPSLRILYMMDEINNPSLTVKTM
GHQWYWSYEYTDYEDLSFDSYMIPTSELKPGELRLLEVDNRVVLPMEMTI
RMLVSSEDVLHSWAVPSLGLKTDAIPGRLNQTTLMSSRPGLYYGQCSEIC
GSNHSFMPIVLELVPLKYFEKWSASML

Ligand information

• Ligand ID: ZN
• InChI: InChI=1S/Zn/q+2
• InChIKey: PTFCDOFLOPIGGS-UHFFFAOYSA-N
• SMILES:
  CACTVS 3.341: [Zn++]
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Zn+2]
• Formula: Zn
• Name: ZINC ION
• ChEMBL: CHEMBL1236970
• DrugBank: DB14532
• PDB chain: 2ein Chain O Residue 1607

Receptor-Ligand Complex Structure

Structure summary

• PDB: 2ein A histidine residue acting as a controlling site for dioxygen reduction and proton pumping by cytochrome c oxidase
• Resolution: 2.7 Å
• Binding residue (original residue number in PDB): H22 H26
• Binding residue (residue number reindexed from 1): H22 H26
• Annotation score: 1

Enzymatic activity

• Enzyme Commision number: 7.1.1.9: cytochrome-c oxidase.

Gene Ontology

Molecular Function

• GO:0004129 cytochrome-c oxidase activity
• GO:0005507 copper ion binding
• GO:0016491 oxidoreductase activity
• GO:0046872 metal ion binding

Biological Process

• GO:0022900 electron transport chain
• GO:0042773 ATP synthesis coupled electron transport
• GO:1902600 proton transmembrane transport

Cellular Component

• GO:0005739 mitochondrion
• GO:0005743 mitochondrial inner membrane
• GO:0016020 membrane
• GO:0045277 respiratory chain complex IV

External links

• PDB: RCSB:2ein, PDBe:2ein, PDBj:2ein
• PDBsum: 2ein
• PubMed: 17470809
• UniProt: P68530|COX2_BOVIN Cytochrome c oxidase subunit 2 (Gene Name=MT-CO2)