- ocher mutant
- ocher mutation o"cher mu"tation n. [A humorous variation on the term {amber mutation}.] (Microbiology, Molecular biology) A mutation in which the base sequence of one of the codons in the messenger RNA has been converted to UAA. Such a mutation may be conditionally suppressed, as can an {amber mutation}, by the presence of a special transfer RNA. -- {ocher mutant}, n. [PJC]
The Collaborative International Dictionary of English. 2000.