CATH Classification

Domain Context

CATH Clusters

Superfamily DNA gyrase/topoisomerase IV, subunit A, C-terminal
Functional Family DNA gyrase subunit A

Enzyme Information

5.6.2.3
DNA topoisomerase (ATP-hydrolyzing).
based on mapping to UniProt P9WG47
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)

P9WG47
GYRA_MYCTU
Mycobacterium tuberculosis H37Rv
DNA gyrase subunit A

PDB Structure

PDB 4G3N
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Mycobacterium tuberculosis DNA gyrase possesses two functional GyrA-boxes.
Bouige, A., Darmon, A., Piton, J., Roue, M., Petrella, S., Capton, E., Forterre, P., Aubry, A., Mayer, C.
Biochem.J.
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