CC: CCSD:18997
AU: Linden HU; Klein RA; Egge H; Peter-Katalinic J; Dabrowski J;
    Schindler D
TI: Isolation and structural characterization of sialic acid-containing
    glycopeptides of the O-glycosidic type from the urine of two patients
    with an hereditary deficiency in .alpha.-N-acetylgalactosaminidase activity
CT: Biol Chem Hoppe-Seyler (1989) 370: 661-672 [PMID:2775488]
BS: (CN) human, (OT) urine
PM: acetylgalactosaminidase
MT: O-linked glycoprotein
SB: Doubet S
DA: 23-04-1992
FC: 3ffd9d4c
SI: CBank:19969
----------------
structure:

 a-D-Neup5Ac-(2-3)-b-D-Galp-(1-4)-b-D-GlcpNAc-(1-6)+
                                                   |
                                              a-D-GalpNAc-(1-3)-Thr-(1-2)-Pro
                                                   |
                a-D-Neup5Ac-(2-3)-b-D-GalpNAc-(1-3)+
================end of record