4HAQ
Crystal Structure of a GH7 family cellobiohydrolase from Limnoria quadripunctata in complex with cellobiose and cellotriose
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | GH7 family protein | polymer | 431 | 46535.9 | 2 | UniProt (D4HRL0) Pfam (PF00840) In PDB | Limnoria quadripunctata | |
| 2 | C, D | beta-D-glucopyranose-(1-4)-beta-D-glucopyranose | branched | 342.3 | 2 | In PDB BIRD (PRD_900005) GlyTouCan (G84824ZO) | beta-cellobiose | ||
| 3 | E | beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-alpha-D-glucopyranose | branched | 504.4 | 1 | In PDB BIRD (PRD_900014) GlyTouCan (G03861VK) | alpha-cellotriose | ||
| 4 | A | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
| 5 | A | 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL | non-polymer | 122.1 | 1 | Chemie (TRS) | |||
| 6 | B | CALCIUM ION | non-polymer | 40.1 | 2 | Chemie (CA) | |||
| 7 | water | water | 18.0 | 564 | Chemie (HOH) |
Sequence modifications
A, B: 24 - 453 (UniProt: D4HRL0)
| PDB | External Database | Details |
|---|---|---|
| Pca 23 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 93071.9 | |
| Branched | Number of molecules | 3 |
| Total formula weight | 1189.0 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 226.6 | |
| All* | Total formula weight | 94487.5 |
