3MMD
Crystal structure of the W241A mutant of xylanase from Geobacillus stearothermophilus T-6 (XT6) complexed with hydrolyzed xylopentaose
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Endo-1,4-beta-xylanase | polymer | 379 | 43757.5 | 1 | UniProt (P40943) Pfam (PF00331) | Geobacillus stearothermophilus (Geobacillus stearothermophilus) | Xylanase, 1,4-beta-D-xylan xylanohydrolase |
| 2 | B (B) | beta-D-xylopyranose-(1-4)-beta-D-xylopyranose | branched | 282.2 | 1 | In PDB BIRD (PRD_900116) GlyTouCan (G87728WL) | 4beta-beta-xylobiose | ||
| 3 | C (C) | beta-D-xylopyranose-(1-4)-beta-D-xylopyranose-(1-4)-beta-D-xylopyranose | branched | 414.4 | 1 | In PDB BIRD (PRD_900117) GlyTouCan (G87429QT) | 4beta-beta-xylotriose | ||
| 4 | D (A) | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) | |||
| 5 | E, F, G (A) | SODIUM ION | non-polymer | 23.0 | 3 | Chemie (NA) | |||
| 6 | H, I (A) | CHLORIDE ION | non-polymer | 35.5 | 2 | Chemie (CL) | |||
| 7 | J (A) | water | water | 18.0 | 348 | Chemie (HOH) |
Sequence modifications
A: 1 - 379 (UniProt: P40943)
| PDB | External Database | Details |
|---|---|---|
| Ala 241 | Trp 269 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 43757.5 | |
| Branched | Number of molecules | 2 |
| Total formula weight | 696.6 | |
| Non-Polymers* | Number of molecules | 6 |
| Total formula weight | 205.3 | |
| All* | Total formula weight | 44659.4 |
