跨膜信号转导素sema6a在发育中的神经组织中表达，是丘脑皮质投射正常发育所必需的（Leighton等人，2001年[Pubmed 11242070]）。
The transmembrane semaphorin SEMA6A is expressed in developing neural tissue and is required for proper development of the thalamocortical projection (Leighton et al., 2001 [PubMed 11242070]).