果糖苷 meaning in English
fructoside
◇果糖苷酶 fructosidase
Examples
- Fos contain mixture of gf2 , gf3 and gf4 sugars ( where g = glucose molecule and f = fructose molecule ) and a dp ( “ degree of polymerization ” ) of 3 - 5 ( “ neosugar ” ) , are not naturally - occurring but are enzymatically synthetized from sucrose by action of an enzyme from the fungus aspergillus niger
详细说明:是以蔗糖做底物,采用呋喃果糖苷酶转果糖基作用,在蔗糖分子上以( 1 2 )糖苷键上与1 - 3个果糖分子结合,形成的蔗果三糖( gf2 ) 、蔗果四糖( gf3 ) 、蔗果五糖( gf4 )属于果糖和蔗糖构成的直链杂低聚糖,在形成的产物中还有果糖、葡萄糖和未反应完全的底物蔗糖,采用色谱法除去单糖和双糖制得高纯度的低聚果糖。