Small amphipathic amino acids imprint the active site of extant E. coli aminoacyl-tRNA synthetases - Douglas Iverson; Crystal Serrano; Kalii Faustino; Elena Hauf-Pisoni; Timothy Jordan; Japeth Mobisa; Dhathry Doppalapudi; Amran Mohamed; Nicholas Panuco; Daniel Ghebreigziabher; Anthony J. Bell (BioSystems, 2026)