《英文msh词典》Semaphorin-3A
[主题词] Semaphorin-3A
[入口词] Collapsin
[入口词] Collapsin-1
[入口词] Collapsing Factor
[入口词] Sem D
[入口词] Sema3A
[入口词] Semaphorin 3A
[入口词] Semaphorin D
[入口词] Collapsin 1
[英文释义] The prototypical and most well-studied member of the semaphorin family. Semaphorin-3A is an axon-repulsive guidance cue for migrating neurons in the developing nervous system. It has so far been found only in vertebrates,and binds to NEUROPILIN-1/plexin complex receptors on growth cones. Like other class 3 semaphorins,it is a secreted protein.