[biological_process] DNA double-strand break processing <sep> error-free postreplication DNA repair <sep> negative regulation of neuron apoptotic process <sep> positive regulation of DNA repair <sep> positive regulation of double-strand break repair <sep> positive regulation of neuron projection development <sep> positive regulation of proteasomal ubiquitin-dependent protein catabolic process <sep> positive regulation of protein K63-linked ubiquitination <sep> positive regulation of synapse assembly <sep> postreplication repair <sep> protein K63-linked ubiquitination