3RDK
Protein crystal structure of xylanase A1 of Paenibacillus sp. JDR-2
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) | Endo-1,4-beta-xylanase | polymer | 341 | 38401.8 | 2 | UniProt (C6CRV0) Pfam (PF00331) | Paenibacillus sp. JDR-2 | |
| 2 | C, D (C, D) | 4-O-methyl-alpha-D-glucopyranuronic acid-(1-2)-beta-D-xylopyranose-(1-4)-beta-D-xylopyranose-(1-4)-alpha-D-xylopyranose | branched | 604.5 | 2 | In PDB GlyTouCan (G82480QZ) | |||
| 3 | E, F, H, K, L... (A, B) | GLYCEROL | non-polymer | 92.1 | 9 | Chemie (GOL) | |||
| 4 | G, I, J (A) | CHLORIDE ION | non-polymer | 35.5 | 3 | Chemie (CL) | |||
| 5 | M (A) | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
| 6 | R, S (A, B) | water | water | 18.0 | 720 | Chemie (HOH) |
Sequence modifications
A, B: 5 - 338 (UniProt: C6CRV0)
| PDB | External Database | Details |
|---|---|---|
| Gly 1 | - | expression tag |
| Ser 2 | - | expression tag |
| His 3 | - | expression tag |
| Met 4 | - | expression tag |
| Ala 339 | - | expression tag |
| Glu 340 | - | expression tag |
| Gln 341 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 76803.6 | |
| Branched | Number of molecules | 2 |
| Total formula weight | 1209.0 | |
| Non-Polymers* | Number of molecules | 13 |
| Total formula weight | 959.5 | |
| All* | Total formula weight | 78972.1 |
