1YQ2
beta-galactosidase from Arthrobacter sp. C2-2 (isoenzyme C2-2-1)
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D, E... (A, B, C, D, E...) | beta-galactosidase | polymer | 1024 | 111145.9 | 6 | UniProt (Q8KRF6) Pfam (PF02837) Pfam (PF02836) Pfam (PF16353) Pfam (PF02929) | Arthrobacter sp. C2-2 | |
| 2 | AA, G, HA, N, OA... (D, A, E, B, F...) | MAGNESIUM ION | non-polymer | 24.3 | 6 | Chemie (MG) | |||
| 3 | BA, CA, H, I, IA... (D, A, E, B, F...) | SODIUM ION | non-polymer | 23.0 | 12 | Chemie (NA) | |||
| 4 | DA, J, KA, Q, RA... (D, A, E, B, F...) | CHLORIDE ION | non-polymer | 35.5 | 6 | Chemie (CL) | |||
| 5 | EA, FA, K, L, LA... (D, A, E, B, F...) | SULFATE ION | non-polymer | 96.1 | 11 | Chemie (SO4) | |||
| 6 | GA, M, NA, T, UA... (D, A, E, B, F...) | DI(HYDROXYETHYL)ETHER | non-polymer | 106.1 | 6 | Chemie (PEG) | |||
| 7 | AB, VA, WA, XA, YA... (F, A, B, C, D...) | water | water | 18.0 | 6471 | Chemie (HOH) |
Sequence modifications
A, B, C, D, E, F: 1 - 1023 (UniProt: Q8KRF6)
| PDB | External Database | Details |
|---|---|---|
| His 0 | - | expression tag |
| Met 903 | Val 903 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 6 |
| Total formula weight | 666875.4 | |
| Non-Polymers* | Number of molecules | 41 |
| Total formula weight | 2327.8 | |
| All* | Total formula weight | 669203.3 |
