L-seryl-[protein] + acetyl-CoA <=> O-acetyl-L-seryl-[protein] + CoA
l-seryl-[protein] + acetyl-coa <=> o-acetyl-l-seryl-[protein] + coa
L-seryl-[protein] + acetyl-CoA <=> O-acetyl-L-seryl-[protein] + CoA
l-seryl-[protein] + acetyl-coa <=> o-acetyl-l-seryl-[protein] + coa