from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun Either of two isomerase enzymes that alter the topology of DNA molecules by breaking and reconnecting coiled strands.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun biochemistry Any of several
enzymesthat effect the topologyof DNA, especially ones that relax supercoiling
from The American Heritage® Dictionary of the English Language, 4th Edition
[topo(logy) + isomerase.]
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