1UR9
Interactions of a family 18 chitinase with the designed inhibitor HM508, and its degradation product, chitobiono-delta-lactone
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | CHITINASE B | polymer | 499 | 55603.1 | 2 | UniProt (Q54276) Pfam (PF00704) | SERRATIA MARCESCENS | |
| 2 | C, D (C, D) | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-(acetylamido)-2-deoxy-D-glucono-1,5-lactone | branched | 422.4 | 2 | In PDB GlyTouCan (G08176ED) | |||
| 3 | AA, AB, BA, BB, CA... (A, B) | GLYCEROL | non-polymer | 92.1 | 64 | Chemie (GOL) | |||
| 4 | IA, JA, KA, LA, MA... (A, B) | SULFATE ION | non-polymer | 96.1 | 9 | Chemie (SO4) | |||
| 5 | AC, PA (B, A) | N-[(AMINOOXY)CARBONYL]-N-PHENYLAMINE | non-polymer | 152.2 | 2 | Chemie (PHJ) | |||
| 6 | BC, CC (A, B) | water | water | 18.0 | 854 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 499 (UniProt: Q54276)
| PDB | External Database | Details |
|---|---|---|
| Asn 142 | Asp 142 | engineered mutation |
| Arg 499 | Ala 499 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 111206.3 | |
| Branched | Number of molecules | 2 |
| Total formula weight | 844.8 | |
| Non-Polymers* | Number of molecules | 75 |
| Total formula weight | 7062.9 | |
| All* | Total formula weight | 119113.9 |
