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单词 conserved sequence
释义

conserved sequence


conserved sequence

[kən′sərvd ′sē·kwəns] (evolution) A sequence of nucleotides in genetic material or of amino acids in a polypeptide chain that has changed only slightly or not at all during an evolutionary period of time.

conserved sequence


conserved sequence

a NUCLEOTIDE SEQUENCE in a DNA or RNA molecule or an AMINO ACID SEQUENCE in a PROTEIN that has remained largely unchanged during evolution; the sequence being very similar between many species. Examples include sequences in PROMOTERS, RIBOSOMAL RNA, and in proteins involved in DNA REPLICATION. See also CONSENSUS SEQUENCE.
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