5ZQS
Crystal structure of beta-xylosidase mutant (E186Q/F503Y) from Bacillus pumilus
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) | Beta-xylosidase | polymer | 541 | 62105.5 | 2 | UniProt (P07129) Pfam (PF04616) Pfam (PF17851) | Bacillus pumilus (Bacillus mesentericus) | 1,4-beta-D-xylan xylohydrolase,Xylan 1,4-beta-xylosidase |
| 2 | C, D (C, D) | beta-D-xylopyranose-(1-4)-beta-D-xylopyranose | branched | 282.2 | 2 | In PDB BIRD (PRD_900116) GlyTouCan (G87728WL) | 4beta-beta-xylobiose | ||
| 3 | E (A) | beta-D-xylopyranose | non-polymer | 150.1 | 1 | Chemie (XYP) | |||
| 4 | F, G (A, B) | water | water | 18.0 | 555 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 535 (UniProt: P07129)
| PDB | External Database | Details |
|---|---|---|
| Gln 186 | Glu 186 | engineered mutation |
| Tyr 503 | Phe 503 | engineered mutation |
| His 536 | - | expression tag |
| His 537 | - | expression tag |
| His 538 | - | expression tag |
| His 539 | - | expression tag |
| His 540 | - | expression tag |
| His 541 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 124211.0 | |
| Branched | Number of molecules | 2 |
| Total formula weight | 564.5 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 150.1 | |
| All* | Total formula weight | 124925.6 |
