preferred_name: N-acetyl-D-glucosamine + L-seryl-[protein] => 3-O-(N-acetyl-beta-D-glucosaminyl)-L-seryl-[protein] + H2O
preferred_name_lc: n-acetyl-d-glucosamine + l-seryl-[protein] => 3-o-(n-acetyl-beta-d-glucosaminyl)-l-seryl-[protein] + h2o
label: N-acetyl-D-glucosamine + L-seryl-[protein] => 3-O-(N-acetyl-beta-D-glucosaminyl)-L-seryl-[protein] + H2O
label_lc: n-acetyl-d-glucosamine + l-seryl-[protein] => 3-o-(n-acetyl-beta-d-glucosaminyl)-l-seryl-[protein] + h2o