O-(N-acetyl-alpha-D-galactosaminyl)-L-threonino group
o-(n-acetyl-alpha-d-galactosaminyl)-l-threonino group
The organoheteryl group formed by loss of a proton from the threonine amino group of <em>O</em>-(<em>N</em>-acetyl-α-<small>D</small>-galactosaminyl)-<small>L</small>-threonine.