Structure of PDB 6ci0 Chain B Binding Site BS02

Receptor Information

>6ci0 Chain B (length=256) Species: 1063 (Cereibacter sphaeroides)

LEIIGRPQPGGTGFQPSASPVATQIHWLDGFILVIIAAITIFVTLLILYA
VWRFHEKRNKVPARFTHNSPLAIAWTIVPIVILVAIGAFSLPVLFNQQEI
PEADVTVKVTGYQWYWGYEYPDEEISFESYMIGSPATGGDNRMSPEVEQQ
LIEAGYSRDEFLLATDTAMVVPVNKTVVVQVTGADVIHSWTVPAFGVKQD
AVPGRLAQLWFRAEREGIFFGQCSELCGISHAYMPITVKVVSEEAYAAWL
EQHHHH

Ligand information

• Ligand ID: CU
• InChI: InChI=1S/Cu/q+2
• InChIKey: JPVYNHNXODAKFH-UHFFFAOYSA-N
• SMILES:
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Cu+2]
  CACTVS 3.341: [Cu++]
• Formula: Cu
• Name: COPPER (II) ION
• DrugBank: DB14552
• PDB chain: 6ci0 Chain B Residue 307

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6ci0 The K-path entrance in cytochrome c oxidase is defined by mutation of E101 and controlled by an adjacent ligand binding domain.
• Resolution: 2.4 Å
• Binding residue (original residue number in PDB): H217 C252 C256 M263
• Binding residue (residue number reindexed from 1): H188 C223 C227 M234
• 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:0005515 protein 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:0005886 plasma membrane
• GO:0016020 membrane

External links

• PDB: RCSB:6ci0, PDBe:6ci0, PDBj:6ci0
• PDBsum: 6ci0
• PubMed: 29626419
• UniProt: Q03736|COX2_CERSP Cytochrome c oxidase subunit 2 (Gene Name=ctaC)