Structure of PDB 3dtu Chain B Binding Site BS03

Receptor Information

>3dtu Chain B (length=259) Species: 1063 (Cereibacter sphaeroides)

SLEIIGRPQPGGTGFQPSASPVATQIHWLDGFILVIIAAITIFVTLLILY
AVWRFHEKRNKVPARFTHNSPLEIAWTIVPIVILVAIGAFSLPVLFNQQE
IPEADVTVKVTGYQWYWGYEYPDEEISFESYMIGSPATGGDNRMSPEVEQ
QLIEAGYSRDEFLLATDTAMVVPVNKTVVVQVTGADVIHSWTVPAFGVKQ
DAVPGRLAQLWFRAEREGIFFGQCSELCGISHAYMPITVKVVSEEAYAAW
LEQHHHHHH

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: 3dtu Chain B Residue 1022

Receptor-Ligand Complex Structure

Structure summary

• PDB: 3dtu A conserved steroid binding site in cytochrome C oxidase.
• Resolution: 2.15 Å
• Binding residue (original residue number in PDB): C252 E254 C256 H260
• Binding residue (residue number reindexed from 1): C224 E226 C228 H232
• 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:3dtu, PDBe:3dtu, PDBj:3dtu
• PDBsum: 3dtu
• PubMed: 18759498
• UniProt: Q03736|COX2_CERSP Cytochrome c oxidase subunit 2 (Gene Name=ctaC)