PRB1 GI:41349482 proline-rich protein BstNI subfamily 1 isoform 1 preproprotein 1 mllillsval lalssaqnln edvsqeesps liagnpqgps pqggnkpqgp 50 51 ppppgkpqgp ppqggnkpqg ppppgkpqgp ppqgdksrsp rsppgkpqgp 100 101 ppqggnqpqg pppppgkpqg pppqggnrpq gppppgkpqg pppqgdksrs 150 151 prsppgkpqg pppqggnqpq gpppppgkpq gpppqggkkp qgppppgkpq 200 201 gpppqgdksr ssqsppgkpq gpppqggnqp qgpppppgkp qgpppqggnk 250 251 pqgppppgkp qgppaqggsk sqsarsppgk pqgppqqegn npqgppppag 300 301 gnpqqpqapp agqpqgpprp pqggrpsrpp q