Tk Tachykinin-1 DTK1 tk TK TAP-5 Drm-TK-1 Drm-TK-2 Drm-TK-3 Drm-TK-4 TK-1 Drm-TK-5 DTK-2 Drm-TK-6 DTK-1 DTK Dtk DTK-6 DTK-5 neurokinin DTK-4 tachykinin-like peptide Drm-TK DTK-3 CG14734 tachykinin preprotachykinin Tachykinin-related tachykinin-1 Tachykinin tachykinin-3 Tachykinin 4 DTk dtk dTK tachykinin-6 Tachykinin 5 Tyk Tachykinin 2 DmTK6 Tachykinin 1 gene