O-[S-(2E)-2-enoylpantetheine-4'-phosphoryl]-L-serine(1-) residue
o-[s-(2e)-2-enoylpantetheine-4'-phosphoryl]-l-serine(1-) residue
An <em>O</em>-(<em>S</em>-acylpantetheine-4'-phosphoryl)serine(1−) residue arising from deprotonation of the phosphate group of any <em>O</em>-[<em>S</em>-(2<i>E</i>)-enoylpantetheine-4'-phosphoryl]-<small>L</small>-serine residue; major species at pH 7.3.