1PJP
THE 2.2 A CRYSTAL STRUCTURE OF HUMAN CHYMASE IN COMPLEX WITH SUCCINYL-ALA-ALA-PRO-PHE-CHLOROMETHYLKETONE
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Chymase | polymer | 226 | 24991.9 | 1 | UniProt (P23946) Pfam (PF00089) | Homo sapiens (human) | Alpha-chymase,Mast cell protease I |
| 2 | B (I) | SUCCINYL-ALA-ALA-PRO-PHE-CHLOROMETHYLKETONE INHIBITOR | polymer | 5 | 539.0 | 1 | BIRD (PRD_000381) | synthetic construct | |
| 3 | C, D (A) | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 2 | Chemie (NAG) | |||
| 4 | E (A) | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) | |||
| 5 | F, G (A, I) | water | water | 18.0 | 144 | Chemie (HOH) |
Sequence modifications
A: 16 - 245 (UniProt: P23946)
| PDB | External Database | Details |
|---|---|---|
| Lys 127 | Phe 135 | engineered mutation |
| Ala 208 | Val 212 | engineered mutation |
| Gln 235 | Arg 237 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 25530.9 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 507.8 | |
| All* | Total formula weight | 26038.7 |
