Adenosine Triphosphatases/metabolism; Cell Cycle Proteins/metabolism; Drosophila Proteins/metabolism; Mitochondria/genetics; Neurons/metabolism; Protein Serine-Threonine Kinases/metabolism; Ubiquitin-Protein Ligases/metabolism; Adaptor Proteins, Vesicular Transport; Adenosine Triphosphatases/genetics; Animals; Animals, Genetically Modified; Carbonyl Cyanide m-Chlorophenyl Hydrazone/pharmacology; Cell Cycle Proteins/genetics; Cells, Cultured; Drosophila; Drosophila Proteins/genetics; Embryo, Mammalian; Enzyme Inhibitors/pharmacology; GTP Phosphohydrolases/metabolism; Ganglia, Spinal/cytology; Gene Expression Regulation/genetics; HSP72 Heat-Shock Proteins/genetics; Humans; Immunoprecipitation; In Vitro Techniques; Intracellular Signaling Peptides and Proteins; Leupeptins/pharmacology; Luminescent Proteins/genetics; Luminescent Proteins/metabolism; Microscopy, Electron, Transmission; Mitochondria/drug effects; Mitochondria/metabolism; Mitochondria/ultrastructure; Mitochondrial Membrane Transport Proteins/metabolism; Mutation/genetics; Neuromuscular Junction/genetics; Neuromuscular Junction/metabolism; Neurons/ultrastructure; Nuclear Proteins/metabolism; Protein Serine-Threonine Kinases/genetics; Protein Tyrosine Phosphatases/genetics; Proteins/metabolism; Proton Ionophores/pharmacology; RNA, Small Interfering/metabolism; RNA, Small Interfering/pharmacology; Time Factors; Transcription Factors/genetics; Transcription Factors/metabolism; Transfection; Ubiquitin-Protein Ligases/genetics; Ubiquitination/genetics; Valosin Containing Protein