1TO2: crystal structure of the complex of subtilisin BPN' with chymotrypsin inhibitor 2 M59K, in pH 9 cryosoak

PDB ID: 1TO2Download
MMDB ID: 30329
PDB Deposition Date: 2004/6/11
Updated in MMDB: 2021/11
Experimental Method:
x-ray diffraction
Resolution: 1.3  Å
Source Organism:
Hordeum vulgare subsp. vulgare▼
Similar Structures:
Biological Unit for 1TO2: dimeric; determined by author and by software (PISA)
Molecular Components in 1TO2
Label Count Molecule
Proteins (2 molecules)
1
Subtilisin Bpn'
Molecule annotation
1
Chymotrypsin Inhibitor 2
Molecule annotation
Chemicals and Non-standard biopolymers (7 molecules)
1
1
CALCIUM IONCALCIUM ION
2
1
SODIUM IONSODIUM ION
3
2
CITRIC ACIDCITRIC ACID
4
3
POLYETHYLENE GLYCOL (N=34)POLYETHYLENE GLYCOL (N=34)
* 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