1K4S: HUMAN DNA TOPOISOMERASE I IN COVALENT COMPLEX WITH A 22 BASE PAIR DNA DUPLEX

PDB ID: 1K4SDownload
MMDB ID: 73740
PDB Deposition Date: 2001/10/8
Updated in MMDB: 2023/11
Experimental Method:
x-ray diffraction
Resolution: 3.2  Å
Source Organism:
synthetic construct▼
Similar Structures:
Molecular Components in 1K4S
Label Count Molecule
Protein (1 molecule)
1
DNA Topoisomerase I
Molecule annotation
Nucleotides(3 molecules)
1
5'-d(*ap*ap*ap*ap*ap*gp*ap*cp*(5iu)p*(5iu))-3'
Molecule annotation
1
5'-d(*(spt)p*gp*ap*ap*ap*ap*ap*(5iu)p*(5iu)p*(5iu)p*(5iu)p*t)-3'
Molecule annotation
1
5'-d(*ap*ap*ap*ap*ap*tp*(ido)up*(ido)up*(ido)up*(ido)up*cp*ap*ap*ap*gp*(ido)up*cp*(ido)up*(ido)up*(ido)up*(ido)up*t)-3'
Molecule annotation
* 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