In contrast to the transcripts of RTN1 and RTN2, RTN3-A1 shares some significant similarity with RTN4-A in exon structure, tissue distribution, and brain expression profile.

• 与RTN1、RTN2的各转录本相比，RTN3-A1与RTN4-A在外显子结构，组织分布及其在脑组织中的区域表达方面有很高的相似性。