>gi|21070969 neurexin 3 isoform 1 precursor [Homo sapiens] MLGSDDFFYVGGSPSTADLPGSPVSNNFMGCLKEVVYKNNDIRLELSRLA RIADTKMKIYGEVVFKCENVATLDPINFETPEAYISLPKWNTKRMGSISF DFRTTEPNGLILFTHGKPQERKDARSQKNTKVDFFAVELLDGNLYLLLDM GSGTIKVKATQKKANDGEWYHVDIQRDGRSGTISVNSRRTPFTASGESEI LDLEGDMYLGGLPENRAGLILPTELWTAMLNYGYVGCIRDLFIDGRSKNI RQLAEMQNAAGVKSSCSRMSAKQCDSYPCKNNAVCKDGWNRFICDCTGTG YWGRTCEREASILSYDGSMYMKIIMPMVMHTEAEDVSFRFMSQRAYGLLV ATTSRDSADTLRLELDGGRVKLMVNLDCIRINCNSSKGPETLYAGQKLND NEWHTVRVVRRGKSLKLTVDDDVAEGTMVGDHTRLEFHNIETGIMTEKRY ISVVPSSFIGHLQSLMFNGLLYIDLCKNGDIDYCELKARFGLRNIIADPV TFKTKSSYLSLATLQAYTSMHLFFQFKTTSPDGFILFNSGDGNDFIAVEL VKGYIHYVFDLGNGPNVIKGNSDRPLNDNQWHNVVITRDNSNTHSLKVDT KVVTQVINGAKNLDLKGDLYMAGLAQGMYSNLPKLVASRDGFQGCLASVD LNGRLPDLINDALHRSGQIERGCEGPSTTCQEDSCANQGVCMQQWEGFTC DCSMTSYSGNQCNDPGATYIFGKSGGLILYTWPANDRPSTRSDRLAVGFS TTVKDGILVRIDSAPGLGDFLQLHIEQGKIGVVFNIGTVDISIKEERTPV NDGKYHVVRFTRNGGNATLQVDNWPVNEHYPTGRQLTIFNTQAQIAIGGK DKGRLFQGQLSGLYYDGLKVLNMAAENNPNIKINGSVRLVGEVPSILGTT QTTSMPPEMSTTVMETTTTMATTTTRKNRSTASIQPTSDDLVSSAECSSD DEDFVECEPSTANPTEPGIRRVPGASEVIRESSSTTGMVVGIVAAAALCI LILLYAMYKYRNRDEGSYQVDETRNYISNSAQSNGTLMKEKQQSSKSGHK KQKNKDREYYV