21.5 Steroid receptors have severalindependent domains Steroid Receptor Cytopl asm Figure 21.7 Glucocorticoids regulate gene Nucleus transcription by 八八 causing their receptor GRE/Enhancer Promoter to bind to an enhancer Activation Transcript on whose action is needed ■■■■■ for promoter function ↓ 请莘大Figure 21.7 Glucocorticoids regulate gene transcription by causing their receptor to bind to an enhancer whose action is needed for promoter function. 21.5 Steroid receptors have several independent domains