6KUZ
E.coli beta-galactosidase (E537Q) in complex with fluorescent probe KSL01
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 | Beta-galactosidase | polymer | 1024 | 116601.5 | 4 | UniProt (P00722) Pfam (PF02837) Pfam (PF00703) Pfam (PF02836) Pfam (PF16353) Pfam (PF02929) In PDB | Escherichia coli K-12 | Beta-gal,Lactase |
| 2 | A, C, D, B | 3-(1,3-benzothiazol-2-yl)-2-[[4-[(2~{S},3~{R},4~{S},5~{R},6~{R})-6-(hydroxymethyl)-3,4,5-tris(oxidanyl)oxan-2-yl]oxyphenyl]methoxy]-5-methyl-benzaldehyde | non-polymer | 537.6 | 4 | Chemie (DVL) | |||
| 3 | B, A, C, D | SODIUM ION | non-polymer | 23.0 | 12 | Chemie (NA) | |||
| 4 | D, B, A, C | DIMETHYL SULFOXIDE | non-polymer | 78.1 | 35 | Chemie (DMS) | |||
| 5 | B, D, C, A | MAGNESIUM ION | non-polymer | 24.3 | 8 | Chemie (MG) | |||
| 6 | D | GLYCEROL | non-polymer | 92.1 | 1 | Chemie (GOL) | |||
| 7 | water | water | 18.0 | 457 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 0 - 1023 (UniProt: P00722)
| PDB | External Database | Details |
|---|---|---|
| Gln 537 | Glu 538 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 466405.9 | |
| Non-Polymers* | Number of molecules | 60 |
| Total formula weight | 5447.4 | |
| All* | Total formula weight | 471853.3 |
