>sp|Q8K129|CTXN1_MOUSE Cortexin-1 OS=Mus musculus OX=10090 GN=Ctxn1 PE=3 SV=1 MSSAWTLSPEPLPPSTGPPVGAGLDVEQRTVFAFVLCLLVVLVLLMVRCVRILLDPYSRM PASSWTDHKEALERGQFDYALV