1. A change or alteration in a protein or molecule that occurs in response to chemical or biological stimuli, often affecting its structure or function
The reactive modification of amino acids can occur during post-translational processes.
A modificação reativa de aminoácidos pode ocorrer durante processos pós-tradução.
2. In chemistry and biochemistry, an adaptive change to a substance triggered by exposure to reactive species or environmental conditions
Reactive modification of proteins by oxidative stress is a key mechanism in cellular aging.
A modificação reativa de proteínas pelo estresse oxidativo é um mecanismo chave no envelhecimento celular.