O(3)-[N-acetyl-beta-D-glucosaminyl-(1->3)-[N-acetyl-beta-D-glucosaminyl-(1->6)]-N-acetyl-alpha-D-galactosaminyl]-L-threonine residue
o(3)-[n-acetyl-beta-d-glucosaminyl-(1->3)-[n-acetyl-beta-d-glucosaminyl-(1->6)]-n-acetyl-alpha-d-galactosaminyl]-l-threonine residue
An <small>L</small>-α-amino acid residue derived from <em>O</em><small><sup>3</small></sup>-[<em>N</em>-acetyl-β-<small>D</small>-glucosaminyl-(1→3)-[<em>N</em>-acetyl-β-<small>D</small>-glucosaminyl-(1→6)]-<em>N</em>-acetyl-α-<small>D</small>-galactosaminyl]-<small>L</small>-threonine. Mucin core 4 structure attached to <small>L</small>-threonine residue.