2CKR
X-RAY CRYSTAL STRUCTURE OF THE CATALYTIC DOMAIN OF THERMOBIFIDA FUSCA ENDOGLUCANASE CEL5A (E5) E355Q IN COMPLEX WITH CELLOTETRAOSE
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | ENDOGLUCANASE E-5 | polymer | 306 | 34176.0 | 2 | UniProt (Q01786) Pfam (PF00150) | THERMOBIFIDA FUSCA | ENDOGLUCANASE CEL5A, ENDO-1,4-BETA-GLUCANASE E-4, CELLULASE E-5, CELLULASE E5 |
| 2 | C (C) | beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose | branched | 828.7 | 1 | In PDB BIRD (PRD_900016) GlyTouCan (G91683DU) | beta-cellopentaose | ||
| 3 | D (A) | TETRAETHYLENE GLYCOL | non-polymer | 194.2 | 1 | Chemie (PG4) | |||
| 4 | E, H (A, B) | BENZAMIDINE | non-polymer | 120.2 | 2 | Chemie (BEN) | |||
| 5 | F, G, I, J, K (A, B) | ZINC ION | non-polymer | 65.4 | 5 | Chemie (ZN) | |||
| 6 | L (B) | SODIUM ION | non-polymer | 23.0 | 1 | Chemie (NA) | |||
| 7 | M, N (A, B) | water | water | 18.0 | 534 | Chemie (HOH) |
Sequence modifications
A, B: 125 - 430 (UniProt: Q01786)
| PDB | External Database | Details |
|---|---|---|
| Gln 355 | Glu 391 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 68352.0 | |
| Branched | Number of molecules | 1 |
| Total formula weight | 828.7 | |
| Non-Polymers* | Number of molecules | 9 |
| Total formula weight | 784.6 | |
| All* | Total formula weight | 69965.2 |
