N-terminal 5-oxo-L-prolyl-[peptide] + NH4(+) => N-terminal L-glutaminyl-[peptide]
n-terminal 5-oxo-l-prolyl-[peptide] + nh4(+) => n-terminal l-glutaminyl-[peptide]
N-terminal 5-oxo-L-prolyl-[peptide] + NH4(+) => N-terminal L-glutaminyl-[peptide]
n-terminal 5-oxo-l-prolyl-[peptide] + nh4(+) => n-terminal l-glutaminyl-[peptide]