ScerGAL4Gr47a.7.321 is expressed in the 3 posterior-most intermediate labellar taste bristles.
ScerGAL4Gr47a.7.321 is expressed in a few of the intermediate bitter-sensitive sensilla of the labellum.
ScerGAL4Gr47a.7.321 drives expression in a subset of bitter-responsive gustatory receptor neurons of the labellum that project to regions PMS2 and PMS3 of the posterior maxillary sensory center.
ScerGAL4Gr47a.7.321 expresses in 9-11 neurons innervating the most peripheral row of bristles on the labellum.