Sucrose phosphate synthase (SPS) is one of key enzymes regulating sucrose synthesize in plants and play an important role in translocation and accumulation of photoassimilate.

• 摘要蔗糖磷酸合成酶(SPS)是调控植物蔗糖合成的关键酶之一，在影响光合产物的转运与积累上有着重要的作用。