Abstract: The MYB family is one of the most important transcription factors family of plants.They play important roles in various processes including anthocynin biosynthesis,envirnmental stress resistance, and the regulation of the growth and deveiopment cotton fibers.Furthermore,the processes interact with each other with MYB as a key bridge.

Key words: MYB-type transcription factors, anthocynin, drougth, cotton fibers