Structure of PDB 5azq Chain A Binding Site BS03

Receptor Information

>5azq Chain A (length=153) Species: 9796 (Equus caballus)

GLSDGEWQQVLNVWGKVEADIAGHGQEVLIRLFTGHPETLEKFDKFKHLK
TEAEMKASEDLKKHGTVVLTALGGILKKKGHHEAELKPLAQSHATKHKIP
IKYLEFISDAIIHVLHSKHPGDFGADAQGAMTKALELFRNDIAAKYKELG
FQG

Ligand information

• Ligand ID: CYN
• InChI: InChI=1S/CN/c1-2/q-1
• InChIKey: XFXPMWWXUTWYJX-UHFFFAOYSA-N
• SMILES:
  ACDLabs 10.04
  CACTVS 3.341
  OpenEye OEToolkits 1.5.0: [C-]#N
• Formula: C N
• Name: CYANIDE ION
• PDB chain: 5azq Chain A Residue 1003

Receptor-Ligand Complex Structure

Structure summary

• PDB: 5azq Crystal Structures and Coordination Behavior of Aqua- and Cyano-Co(III) Tetradehydrocorrins in the Heme Pocket of Myoglobin
• Resolution: 1.4 Å
• Binding residue (original residue number in PDB): F43 H64 V68
• Binding residue (residue number reindexed from 1): F43 H64 V68
• Annotation score: 1

Enzymatic activity

• Enzyme Commision number: 1.11.1.-
  1.7.-.-

Gene Ontology

Molecular Function

• GO:0004601 peroxidase activity
• GO:0005344 oxygen carrier activity
• GO:0016491 oxidoreductase activity
• GO:0019825 oxygen binding
• GO:0020037 heme binding
• GO:0046872 metal ion binding
• GO:0098809 nitrite reductase activity

Biological Process

• GO:0015671 oxygen transport
• GO:0019430 removal of superoxide radicals

Cellular Component

• GO:0005737 cytoplasm
• GO:0016528 sarcoplasm

External links

• PDB: RCSB:5azq, PDBe:5azq, PDBj:5azq
• PDBsum: 5azq
• PubMed: 26760442
• UniProt: P68082|MYG_HORSE Myoglobin (Gene Name=MB)