The degradation of AUX/IAA protein by ubiquitination plays essential role in auxin response, and the interaction between ARF and AUX/IAA protein regulates the transcription of auxin-response genes.

• AUX/IAA蛋白的泛素化降解在生长素反应中发挥关键性作用,ARF和AUX/IAA蛋白相互作用调节生长素响应基因的转录。