DNA topoisomerase type I (single strand cut, ATP-independent) activity
Catalysis of a DNA topological transformation by transiently cleaving one DNA strand at a time to allow passage of another strand; changes the linking number by +1 per catalytic cycle.
GO:0003916
DNA topoisomerase activity
is_a
DNA topoisomerase I activity
narrow
deoxyribonucleate topoisomerase
broad
nicking-closing enzyme activity
related
omega-protein activity
related
relaxing enzyme activity
related
swivelase activity
related
topoisomerase
broad
type I DNA topoisomerase activity
exact
type I topoisomerase activity
exact
untwisting enzyme activity
related
SPBC16G5.12c SPBC1703.14c