(cell and molecular biology) Winding of the deoxyribonucleic acid duplex on itself so that it crosses its own axis; may be in the same (positive) direction as, or opposite (negative) direction to, the turns of the double helix.
supercoiling
| Sci-Tech Dictionary: supercoiling |
(′sü·pər′köil·iŋ)
| 5min Related Video: supercoiling |
| Genetics Encyclopedia: supercoiling |
Coiling of the helix.
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 | gyrase |
| chromosome condensation (cell and molecular biology) |
| topoisomerases (biochemistry) |
 | How is DNA supercoiling regulated? Read answer... |
| What proteins bind DNA and aid in packaging it into a supercoiled form? Read answer... |
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 | Sci-Tech Dictionary. McGraw-Hill Dictionary of Scientific and Technical Terms. Copyright © 2003, 1994, 1989, 1984, 1978, 1976, 1974 by McGraw-Hill Companies, Inc. All rights reserved. Read more |
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| Genetics Encyclopedia. Genetics. Copyright © 2003 by The Gale Group, Inc. All rights reserved. Read more |
Related answers
- How is DNA supercoiling regulated?
- What proteins bind DNA and aid in packaging it into a supercoiled form?
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Mentioned in
- gyrase
- chromosome condensation (cell and molecular biology)
- topoisomerases (biochemistry)
- overwinding (cell and molecular biology)
