CATH Classification

Domain Context

CATH Clusters

Superfamily 3.30.1490.440
Functional Family

Enzyme Information

5.6.2.3
DNA topoisomerase (ATP-hydrolyzing).
based on mapping to UniProt P9WG45
ATP-dependent breakage, passage and rejoining of double-stranded DNA.
-!- The enzyme can introduce negative superhelical turns into double- stranded circular DNA. -!- One unit has nicking-closing activity, and another catalyzes super- twisting and hydrolysis of ATP (cf. EC 5.6.2.2). -!- Formerly EC 5.99.1.3.

UniProtKB Entries (1)

P9WG45
GYRB_MYCTU
Mycobacterium tuberculosis H37Rv
DNA gyrase subunit B

PDB Structure

PDB 3IG0
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Structural insights into the quinolone resistance mechanism of Mycobacterium tuberculosis DNA gyrase.
Piton, J., Petrella, S., Delarue, M., Andre-Leroux, G., Jarlier, V., Aubry, A., Mayer, C.
Plos One