| 1OCC | O:1-83; O:1-83 | STRUCTURE OF BOVINE HEART CYTOCHROME C OXIDASE AT THE FULLY OXIDIZED STATE | 
  | 1OCO | O:1-83; O:1-83 | BOVINE HEART CYTOCHROME C OXIDASE IN CARBON MONOXIDE-BOUND STATE | 
  | 1OCR | O:1-83; O:1-83 | BOVINE HEART CYTOCHROME C OXIDASE IN THE FULLY REDUCED STATE | 
  | 1OCZ | O:1-83; O:1-83 | BOVINE HEART CYTOCHROME C OXIDASE IN AZIDE-BOUND STATE | 
  | 1V54 | O:1-83; O:1-83 | BOVINE HEART CYTOCHROME C OXIDASE AT THE FULLY OXIDIZED STATE | 
  | 1V55 | O:1-83; O:1-83 | BOVINE HEART CYTOCHROME C OXIDASE AT THE FULLY REDUCED STATE | 
  | 2OCC | O:1-83; O:1-83 | BOVINE HEART CYTOCHROME C OXIDASE AT THE FULLY OXIDIZED STATE | 
  | 2Y69 | O:2-83; O:2-83 | BOVINE HEART CYTOCHROME C OXIDASE RE-REFINED WITH MOLECULAR OXYGEN | 
  | 2ZXW | O:1-83; O:1-83 | BOVINE HEART CYTOCHROME C OXIDASE AT THE FULLY OXIDIZED STATE (1-S X-RAY EXPOSURE DATASET) |