NMB GI:45505143 neuromedin B isoform 1 1 marraggarm fgslllfall aagvaplswd lpeprsrask irvhsrgnlw 50 51 atghfmgkks lepsspsplg taphtslrdq rlqlshdllg illlkkalgv 100 101 slsrpapqiq yrrllvqilq k