4MNM
Crystal Structure of GH18 Chitinase (G77W/E119Q mutant) from Cycas revoluta in complex with (GlcNAc)4
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 A | polymer | 348 | 38728.6 | 1 | UniProt (Q4W6L6) Pfam (PF00704) | Cycas revoluta (Sago palm) | |
| 2 | B (A) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 1 | Chemie (EDO) | |||
| 3 | C (A) | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 1 | Chemie (NAG) | |||
| 4 | D, E, F, G (A) | SULFATE ION | non-polymer | 96.1 | 4 | Chemie (SO4) | |||
| 5 | H (A) | water | water | 18.0 | 192 | Chemie (HOH) |
Sequence modifications
A: 1 - 347 (UniProt: Q4W6L6)
| PDB | External Database | Details |
|---|---|---|
| Met 0 | - | expression tag |
| Trp 77 | Gly 100 | engineered mutation |
| Gln 119 | Glu 142 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 38728.6 | |
| Non-Polymers* | Number of molecules | 6 |
| Total formula weight | 667.5 | |
| All* | Total formula weight | 39396.1 |
