CATH Classification

Domain Context

CATH Clusters

Superfamily 3.30.230.10
Functional Family DNA gyrase subunit B

Enzyme Information

5.6.2.3
DNA topoisomerase (ATP-hydrolyzing).
based on mapping to UniProt P0AES6
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)

P0AES6
GYRB_ECOLI
Escherichia coli K-12
DNA gyrase subunit B

PDB Structure

PDB 4WUC
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
The role of monovalent cations in the ATPase reaction of DNA gyrase
Hearnshaw, S.J., Chung, T.T., Stevenson, C.E.M., Maxwell, A., Lawson, D.M.
Acta Crystallogr.,Sect.D
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