《英文msh詞典》Mutation,Frame Shift
[入口詞] Mutation,Frame Shift
[主題詞] Frameshift Mutation
[英文釋義] A type of mutation in which a number of nucleotides not divisible by three is deleted from or inserted into a coding sequence,thereby causing an alteration in the reading frame of the entire sequence downstream of the mutation. These mutations may be induced by certain types of mutagens or may occur spontaneously.