3ALG
Crystal Structure of Class V Chitinase (E115Q mutant) from Nicotiana tobaccum in complex with NAG4
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, class V | polymer | 353 | 39200.7 | 1 | UniProt (Q43576) Pfam (PF00704) | Nicotiana tabacum (tobacco) | |
| 2 | B (B) | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 830.8 | 1 | In PDB GlyTouCan (G01361SX) | |||
| 3 | C, D, E (A) | PHOSPHATE ION | non-polymer | 95.0 | 3 | Chemie (PO4) | |||
| 4 | F, G, H, I, J... (A) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 8 | Chemie (EDO) | |||
| 5 | N (A) | water | water | 18.0 | 387 | Chemie (HOH) |
Sequence modifications
A: 1 - 352 (UniProt: Q43576)
| PDB | External Database | Details |
|---|---|---|
| Met 0 | - | expression tag |
| Gln 115 | Glu 140 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 39200.7 | |
| Branched | Number of molecules | 1 |
| Total formula weight | 830.8 | |
| Non-Polymers* | Number of molecules | 11 |
| Total formula weight | 781.5 | |
| All* | Total formula weight | 40813.0 |
