4COT
The importance of the Abn2 calcium cluster in the endo-1,5- arabinanase activity from Bacillus subtilis
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | EXTRACELLULAR ENDO-ALPHA-(1->5)-L-ARABINANASE 2 | polymer | 469 | 52658.9 | 1 | UniProt (B3FRL6) Pfam (PF04616) Pfam (PF16369) UniProt (by SIFTS) (P42293) | BACILLUS SUBTILIS | |
| 2 | B (A) | NICKEL (II) ION | non-polymer | 58.7 | 1 | Chemie (NI) | |||
| 3 | C (A) | 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL | non-polymer | 122.1 | 1 | Chemie (TRS) | |||
| 4 | D (A) | water | water | 18.0 | 306 | Chemie (HOH) |
Sequence modifications
A: 1 - 469 (UniProt: B3FRL6)
| PDB | External Database | Details |
|---|---|---|
| Gln 318 | His 318 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 52658.9 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 180.8 | |
| All* | Total formula weight | 52839.8 |
