myd3PM71/myd3PM71 mutants expressing mydUAS.Venus under the control of either Scer\GAL4αTub84B.PL alone, or Scer\GAL4Mhc.PK and Scer\GAL4VGlut-OK371 combined show DLM neuromuscular junctions with increased branch number and length, as well as increased bouton number. myd3PM71/myd3PM71 mutants expressing mydUAS.Venus under the control of Scer\GAL4Mhc.PK alone show DLM neuromuscular junctions with increased branch number and length.