3IMA
Complex structure of tarocystatin and papain
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, C (A, C) | Papain | polymer | 212 | 23500.3 | 2 | UniProt (P00784) Pfam (PF00112) | Carica papaya (mamon) | Papaya proteinase I, PPI |
| 2 | B, D (B, D) | Cysteine proteinase inhibitor | polymer | 91 | 10197.7 | 2 | UniProt (Q8L5J8) Pfam (PF16845) | Colocasia esculenta (cocoyam dasheen eddo elephant's ear kalo malanga) | Tarocystatin, CECPI |
| 3 | E, F, G (A, C) | ACETATE ION | non-polymer | 59.0 | 3 | Chemie (ACT) | |||
| 4 | H, I, J, K (A, B, C, D) | water | water | 18.0 | 576 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 67396.1 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 177.1 | |
| All* | Total formula weight | 67573.2 |
