1GHA
A SECOND ACTIVE SITE IN CHYMOTRYPSIN? THE X-RAY CRYSTAL STRUCTURE OF N-ACETYL-D-TRYPTOPHAN BOUND TO GAMMA-CHYMOTRYPSIN
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (E) | GAMMA-CHYMOTRYPSIN A | polymer | 13 | 1253.5 | 1 | UniProt (P00766) | Bos taurus (cattle) | |
| 2 | B (F) | GAMMA-CHYMOTRYPSIN A | polymer | 131 | 13934.6 | 1 | UniProt (P00766) Pfam (PF00089) | Bos taurus (cattle) | |
| 3 | C (G) | GAMMA-CHYMOTRYPSIN A | polymer | 97 | 10074.5 | 1 | UniProt (P00766) Pfam (PF00089) | Bos taurus (cattle) | |
| 4 | D (P) | PRO GLY VAL TYR PEPTIDE | polymer | 4 | 434.5 | 1 | |||
| 5 | E (F) | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 6 | F (G) | ISOPROPYL ALCOHOL | non-polymer | 60.1 | 1 | Chemie (IPA) | |||
| 7 | G, H, I, J (E, F, G, P) | water | water | 18.0 | 173 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 25697.0 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 156.2 | |
| All* | Total formula weight | 25853.2 |
