4MNL
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 (B) | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 424.4 | 1 | In PDB GlyTouCan (G42666HT) | |||
3 | C, D (A) | ACETATE ION | non-polymer | 59.0 | 2 | Chemie (ACT) | |||
4 | E (A) | water | water | 18.0 | 270 | 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 | |
Branched | Number of molecules | 1 |
Total formula weight | 424.4 | |
Non-Polymers* | Number of molecules | 2 |
Total formula weight | 118.1 | |
All* | Total formula weight | 39271.1 |