| 单词 | repressor |
| 释义 | repressor[ ri-pres-er ] / rɪˈprɛs ər / nounrepresser. Genetics. a protein that binds DNA at an operator site and thereby prevents transcription of one or more adjacent genes. Origin of repressorFrom Latin, dating back to 1955–60; see origin at repress, -tor Words nearby repressorrepressed, represser, repressible enzyme, repression, repressive, repressor, repressor gene, reprieval, reprieve, reprimand, reprint Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for repressor
British Dictionary definitions for repressorrepressor / (rɪˈprɛsə) / nounbiochem a protein synthesized under the control of a repressor gene, which has the capacity to bind to the operator gene and thereby shut off the expression of the structural genes of an operon 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 Medical definitions for repressorrepressor [ rĭ-prĕs′ər ] n.One that represses. A protein, especially either of two proteins produced by regulatory genes, that blocks transcription of an operon. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for repressorrepressor [ rĭ-prĕs′ər ] A protein that binds to an operator, blocking transcription of an operon and the enzymes for which the operon codes. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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