Peptidyl transfer (peptide bond) Self-Cleaving and Self-Splicing Transesterification ribozymes provide https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3770912/ choreographed dance series of reactions Trans-splicing transesterification https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3770912/ Hydrolysis