Progress in characteristics of SAMase, ACC syntheses (ACS), ACC oxidase (ACO) and ACC deaminase genes and mutants of ethylene receptor and their clones is reviewed.

• 本文简述乙烯合成过程中S-腺苷甲硫氨酸水解酶、ACC合成酶与ACC氧化酶、ACC脱氨酶基因和乙烯受体突变体的特性及克隆；