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ribozyme

American  
[rahy-buh-zahym] / ˈraɪ bəˌzaɪm /

noun

  1. a segment of RNA that can act as a catalyst.


ribozyme British  
/ ˈraɪbəʊˌzaɪm /

noun

  1. an RNA molecule capable of catalysing a chemical reaction, usually the cleavage of another RNA molecule

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of ribozyme

First recorded in 1985–90; ribo(some) + (en)zyme

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

These findings suggest that ATP and histidine act as effector molecules that trigger structural conformational changes in the ribozyme, which further influence enzyme stability and activity.

From Science Daily Apr. 18, 2024

The researchers were surprised to find that not only did the RNA polymerase ribozyme accurately replicate functional hammerheads, but over time, new variations of the hammerheads began to emerge.

From Science Daily Mar. 4, 2024

The latest RNA polymerase ribozyme developed in the lab includes a number of crucial mutations that allow it to copy a strand of RNA with much higher accuracy.

From Science Daily Mar. 4, 2024

Jack Szostak, a biochemist at Harvard University and one of Joyce’s collaborators, is excited by the findings, particularly because the ribozyme is so much more flexible than earlier versions.

From Scientific American Dec. 5, 2014

They hoped that within that random pool of RNA molecules was a ribozyme capable of stringing the building blocks together.

From Scientific American Dec. 5, 2014

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