The transcript has four bands in gel electrophoresis as B-actin RNA probe of Amur Sturgeon is synthesized by SP6 RNA polymerase.

• 本人在用SP6RNA聚合酶体外转录合成史氏鲟B-actin基因的RNA探针时；转录产物电泳后出现四条带；分别位于模板的上端和下端.