4HKW
Crystal Structures of Mutant Endo-beta-1,4-xylanase II Complexed with Substrate and Products
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | Endo-1,4-beta-xylanase 2 | polymer | 190 | 20838.4 | 1 | UniProt (P36217) Pfam (PF00457) In PDB | Trichoderma reesei | Xylanase 2, 1,4-beta-D-xylan xylanohydrolase 2 |
| 2 | B | beta-D-xylopyranose-(1-4)-beta-D-xylopyranose-(1-4)-alpha-D-xylopyranose | branched | 414.4 | 1 | In PDB GlyTouCan (G13162YT) | |||
| 3 | C | beta-D-xylopyranose-(1-4)-beta-D-xylopyranose | branched | 282.2 | 1 | In PDB BIRD (PRD_900116) GlyTouCan (G87728WL) | 4beta-beta-xylobiose | ||
| 4 | A | 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL | non-polymer | 122.1 | 1 | Chemie (TRS) | |||
| 5 | A | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 6 | water | water | 18.0 | 248 | Chemie (HOH) |
Sequence modifications
A: 2 - 190 (UniProt: P36217)
| PDB | External Database | Details |
|---|---|---|
| Pca 1 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 20838.4 | |
| Branched | Number of molecules | 2 |
| Total formula weight | 696.6 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 162.2 | |
| All* | Total formula weight | 21697.3 |
