0 0 votes Protein $P$ becomes functional upon phosphorylation of a serine residue. Replacing this serine with _____________ will result in a phosphomimic mutant of $P$. alanine aspartic acid phenylalanine lysine Molecular Biology and Genetics: gate2020 protein biochemistry molecular-biology + – soujanyareddy13 2.7k points answer comment Share Follow 0 reply Please log in or register to add a comment.