Strecker G, Herlant-Peers M C, Fournet B, Montreul J
Eur J Biochem. 1977 Nov 15;81(1):165-71. doi: 10.1111/j.1432-1033.1977.tb11937.x.
The urine of a patient with Sandhoff's disease (GM2 gangliosidosis-variant O) contains 10--12 N-acetylglucosamine-rich oligosaccharides in high amounts. The structures of seven of these have been determined: beta-GlcNAc(1--2)-alpha-Man-(1--3)-beta-man-(1--4)-GlcNAc; beta-GlcNAc-(1--4)-alpha-Man-(1--3)-beta-Man-(1--4)-GlcNAc; beta-GlcNAc-(1--2)-alpha-Man-(1--6)-beta-Man-(1--4)-GlcNAc; beta-GlcNAc-(1--4)-alpha-Man-(1--6)-beta-Man-(1--4)-GlcNAc; beta-GlcNAc-(1--2)-alpha-Man-(1--3)-[beta-GlcNAc-(1--2)-alpha-Man-(1--6)]beta-Man-(1--4)-GlcNAc; beta-GlcNAc-(1--2)-alpha-Man-(1--3)[beta-GlcNAc-(1--2)-alpha-Man-(1--6)][beta-GlcNAc-(1--4)]beta-Man-(1--4)-GlcNAc; beta-GlcNAc-(1--2)-alpha-Man(1)-(1--3)[beta-GlcNAc-(1--2)-alpha-Man(2)-(1--6)]beta-Man-(1--4)-GlcNAc, with additional beta-GlcNAc, with additional beta-GlcNAc-(1--4) on mannose (1) or (2). An unusual oligosaccharide, with a tri-branched beta-mannose, has been characterized as the major component excreted in urine.
桑德霍夫病(GM2神经节苷脂贮积症O型变异型)患者的尿液中含有大量10 - 12种富含N - 乙酰葡糖胺的寡糖。其中七种寡糖的结构已被确定:β - 葡糖胺(1→2)-α - 甘露糖 -(1→3)-β - 甘露糖 -(1→4)-葡糖胺;β - 葡糖胺 -(1→4)-α - 甘露糖 -(1→3)-β - 甘露糖 -(1→4)-葡糖胺;β - 葡糖胺 -(1→2)-α - 甘露糖 -(1→6)-β - 甘露糖 -(1→4)-葡糖胺;β - 葡糖胺 -(1→4)-α - 甘露糖 -(1→6)-β - 甘露糖 -(1→4)-葡糖胺;β - 葡糖胺 -(1→2)-α - 甘露糖 -(1→3)-[β - 葡糖胺 -(1→2)-α - 甘露糖 -(1→6)]β - 甘露糖 -(1→4)-葡糖胺;β - 葡糖胺 -(1→2)-α - 甘露糖 -(1→3)[β - 葡糖胺 -(1→2)-α - 甘露糖 -(1→6)][β - 葡糖胺 -(1→4)]β - 甘露糖 -(1→4)-葡糖胺;β - 葡糖胺 -(1→2)-α - 甘露糖(1)-(1→3)[β - 葡糖胺 -(1→2)-α - 甘露糖(2)-(1→6)]β - 甘露糖 -(1→4)-葡糖胺,在甘露糖(1)或(2)上带有额外的β - 葡糖胺,带有额外的β - 葡糖胺 -(1→4)。一种具有三分支β - 甘露糖的不寻常寡糖已被鉴定为尿液中排出的主要成分。