Structure of PDB 1ibf Chain A Binding Site BS02

Receptor Information

>1ibf Chain A (length=151) Species: 658 (Photobacterium leiognathi subsp. leiognathi)

QDLTVKMTDLQTGKPVGTIELSQNKYGVGFIPELADLTPGMHGFHIHQNG
SCASSEKDGKVVLGGAAGGHYDPEHTNKHGFPWTDDNHKGDLPALFVSAN
GLATNPVLAPRLTLKELKGHAIMIHAGGDNHSDMPKALGGGGARVACGVI
Q

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: 1ibf Chain A Residue 202

Receptor-Ligand Complex Structure

Structure summary

• PDB: 1ibf Single mutations at the subunit interface modulate copper reactivity in Photobacterium leiognathi Cu,Zn superoxide dismutase.
• Resolution: 2.2 Å
• Binding residue (original residue number in PDB): H45 H47 H70 H125
• Binding residue (residue number reindexed from 1): H45 H47 H70 H125
• Annotation score: 1

Enzymatic activity

• Enzyme Commision number: 1.15.1.1: superoxide dismutase.

Gene Ontology

Molecular Function

• GO:0004784 superoxide dismutase activity
• GO:0005507 copper ion binding
• GO:0016209 antioxidant activity
• GO:0016491 oxidoreductase activity
• GO:0046872 metal ion binding

Biological Process

• GO:0006801 superoxide metabolic process
• GO:0019430 removal of superoxide radicals
• GO:0098869 cellular oxidant detoxification

Cellular Component

• GO:0042597 periplasmic space

External links

• PDB: RCSB:1ibf, PDBe:1ibf, PDBj:1ibf
• PDBsum: 1ibf
• PubMed: 11327787
• UniProt: P00446|SODC_PHOLE Superoxide dismutase [Cu-Zn] (Gene Name=sodC)