title: Molecular rulers with 5 or 11 prolines intramolecularly crosslink to G45 of yeast phenylalanine tRNA.
mesh_terms: D000478:Alkylation; D055598:Chemical Phenomena; D002621:Chemistry; D002699:Chlorambucil; D003432:Cross-Linking Reagents; D009842:Oligopeptides; D011392:Proline; D012346:RNA, Transfer, Amino Acyl; D012441:Saccharomyces cerevisiae / Q000032:analysis
chemical_list: D003432:Cross-Linking Reagents; D009842:Oligopeptides; D012346:RNA, Transfer, Amino Acyl; D002699:Chlorambucil; D011392:Proline