>gi|54607089 semaphorin 3B isoform 2 precursor [Homo sapiens] MGRAGAAAVIPGLALLWAVGLGSAAPSPPRLRLSFQELQAWHGLQTFSLE RTCCYQALLVDEERGRLFVGAENHVASLNLDNISKRAKKLAWPAPVEWRE ECNWAGKDIGTECMNFVKLLHAYNRTHLLACGTGAFHPTCAFVEVGHRAE EPVLRLDPGRIEDGKGKSPYDPRHRAASVLVGEELYSGVAADLMGRDFTI FRSLGQRPSLRTEPHDSRWLNEPKFVKVFWIPESENPDDDKIYFFFRETA VEAAPALGRLSVSRVGQICRNDVGGQRSLVNKWTTFLKARLVCSVPGVEG DTHFDQLQDVFLLSSRDHRTPLLYAVFSTSSIFQGSAVCVYSMNDVRRAF LGPFAHKEGPMHQWVSYQGRVPYPRPGMCPSKTFGTFSSTKDFPDDVIQF ARNHPLMYNSVLPTGGRPLFLQVGANYTFTQIAADRVAAADGHYDVLFIG TDVGTVLKVISVPKGSRPSAEGLLLEELHVFEDSAAVTSMQISSKRHQLY VASRSAVAQIALHRCAAHGRVCTECCLARDPYCAWDGVACTRFQPSAKRR FRRQDVRNGDPSTLCSGDSSRPALLEHKVFGVEGSSAFLECEPRSLQARV EWTFQRAGVTAHTQVLAEERTERTARGLLLRRLRRRDSGVYLCAAVEQGF TQPLRRLSLHVLSATQAERLARAEEAAPAAPPGPKLWYRDFLQLVEPGGG GSANSLRMCRPQPALQSLPLESRRKGRNRRTHAPEPRAERGPRSATHW