GP100115: AHSG-2-bovine(334−348)-Tn(341)AHSG 2(UniProt ID P12763) synthetic glycopeptide fragment (Thr334 Arg348; UniProt position 334 348, 15 aa length) with GalNAc at ser341. The C terminus is carboxylic acid. A peptide derived from a tryptic digest Alpha 2 HS glycoprotein (AHSG or Fetuin A). Fetuin A is a plasma glycoprotein belonging to the fetuin class of plasma binding proteins and is more abundant in fetal than adult blood. Synthetic Fetuin A non glycosylatedpeptide; 2 HS; Alpha 2