1KWK: Crystal structure of Thermus thermophilus A4 beta-galactosidase in complex with galactose

PDB ID: 1KWKDownload
MMDB ID: 20616
PDB Deposition Date: 2002/1/29
Updated in MMDB: 2012/10
Experimental Method:
x-ray diffraction
Resolution: 2.2  Å
Source Organism:
Similar Structures:
Biological Unit for 1KWK: trimeric; determined by author and by software (PISA,PQS)
Molecular Components in 1KWK
Label Count Molecule
Proteins (3 molecules)
3
Beta-galactosidase
Molecule annotation
Chemicals and Non-standard biopolymers (21 molecules)
1
3
beta-D-galactopyranosebeta-D-galactopyranose
2
3
CHLORIDE IONCHLORIDE ION
3
6
ACETATE IONACETATE ION
4
3
ZINC IONZINC ION
5
6
(4S)-2-METHYL-2,4-PENTANEDIOL(4S)-2-METHYL-2,4-PENTANEDIOL
* Click molecule labels to explore molecular sequence information.
Citing MMDB
Madej T, Lanczycki CJ, Zhang D, Thiessen PA, Geer RC, Marchler-Bauer A, Bryant SH. " MMDB and VAST+: tracking structural similarities between macromolecular complexes. Nucleic Acids Res. 2014 Jan; 42(Database issue):D297-303