4HMD
Crystal structure of cold-adapted chitinase from Moritella marina with a reaction intermediate - oxazolinium ion (NGO)
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Chitinase 60 | polymer | 528 | 58617.4 | 1 | UniProt (B1VBB0) | Vibrio marinus (Moritella marina) | |
| 2 | B (A) | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 1 | Chemie (NAG) | |||
| 3 | C (A) | 2-METHYL-4,5-DIHYDRO-(1,2-DIDEOXY-ALPHA-D-GLUCOPYRANOSO)[2,1-D]-1,3-OXAZOLE | non-polymer | 204.2 | 1 | Chemie (NGO) | |||
| 4 | D (A) | SODIUM ION | non-polymer | 23.0 | 1 | Chemie (NA) | |||
| 5 | E (A) | GLYCEROL | non-polymer | 92.1 | 1 | Chemie (GOL) | |||
| 6 | F (A) | water | water | 18.0 | 167 | Chemie (HOH) |
Sequence modifications
A: 23 - 550 (UniProt: B1VBB0)
| PDB | External Database | Details |
|---|---|---|
| His 452 | Arg 452 | SEE REMARK 999 |
| Thr 470 | Ala 470 | SEE REMARK 999 |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 58617.4 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 540.5 | |
| All* | Total formula weight | 59157.8 |
