1R87
Crystal structure of the extracellular xylanase from Geobacillus stearothermophilus T-6 (XT6, monoclinic form): The complex of the WT enzyme with xylopentaose at 1.67A resolution
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 | 43872.6 | 1 | UniProt (P40943) Pfam (PF00331) | Geobacillus stearothermophilus | Xylanase, 1,4-beta-D-xylan xylanohydrolase, xylanase T-6 |
| 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, E, F, G, H... (A) | ZINC ION | non-polymer | 65.4 | 7 | Chemie (ZN) | |||
| 5 | K, L (A) | CHLORIDE ION | non-polymer | 35.5 | 2 | Chemie (CL) | |||
| 6 | M (A) | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 7 | N (A) | water | water | 18.0 | 303 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 43872.6 | |
| Branched | Number of molecules | 2 |
| Total formula weight | 696.6 | |
| Non-Polymers* | Number of molecules | 10 |
| Total formula weight | 624.8 | |
| All* | Total formula weight | 45194.1 |
