PDB: 1rrj Compound: DNA topoisomerase i Classification: ISOMERASE/DNA Entry date in PDB: 2004-07-06 Resolution [Å]: 2.30 R-Factor: 0.246

CHAIN: A SWISS-PROT/TREMBL: P11387    KEYWORD: 3D-structure    Chromosomal translocation    DNA-binding    Isomerase    Polymorphism    Proto-oncogene    Topoisomerase    EC: 5.99.1.2 GO:  DNA binding    DNA topoisomerase type I activity    DNA topological change    DNA unwinding

Image Source: PDB

1a31 A - percentage of sequence identity: 99
1k4t A - percentage of sequence identity: 99