Evolutionary BiologybioRxiv
Collateral fitness effects of mutations
J. D. Mehlhoff, F. W. Stearns, D. Rohm…·M. Ostermeier
This study identifies collateral fitness effects of mutations in E. coli, showing that 42% of missense mutations in TEM-1 β-lactamase are deleterious through mechanisms unrelated to protein function.
DOI 10.1073/pnas.1918680117