BiochemistrybioRxiv
Domain Acquisition by Class I Aminoacyl-tRNA Synthetase Urzymes Coordinated the Catalytic Functions of HVGH and KMSKS Motifs
G. Q. Tang, J. J. H. Elder, J. Douglas, C. W. Carter
This study examines the energetic coupling of catalytic motifs in LeuRS and its urzyme ancestor, showing how domain acquisition enhances transition-state stabilization.
DOI 10.1093/nar/gkad590