IUPAC 名称
{[(2R,3R,4R,5S,6R)-3-acetamido-5-{[(2S,3R,4R,5S,6R)-3-acetamido-4-hydroxy-6-(hydroxymethyl)-5-{[(2S,3S,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}oxan-2-yl]oxy}-4-hydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}({[hydroxy({[(6E,10E,14E)-3,7,11,15,19-pentamethylicosa-6,10,14,18-tetraen-1-yl]oxy})phosphoryl]oxy})phosphinic acid
描述
Beta-1,4-D-Mannosylchitobiosyldiphosphodolichol is a lipid-linked oligosaccharide. It is part of the N-glycan biosynthesis pathway. Beta-1,4-D-Mannosylchitobiosyldiphosphodolichol is formed by chitobiosyldiphosphodolichol beta-mannosyltransferase (EC 2.4.1.142) via the reaction: GDP-mannose + chitobiosyldiphosphodolichol = GDP + beta-(1->4)-D-mannosylchitobiosyldiphosphodolichol. It is also a reactant or product of glycolipid 3-alpha-mannosyltransferase or mannosyltransferase II. This enzyme transfers an alpha-D-mannosyl residue from GDP-mannose to a lipid-linked (dolichol) oligosaccharide, forming an alpha-(1->3)-D-mannosyl-D-mannose linkage. [HMDB]
InChI标识符
InChI=1S/C47H82N2O22P2/c1-26(2)13-9-14-27(3)15-10-16-28(4)17-11-18-29(5)19-12-20-30(6)21-22-64-72(60,61)71-73(62,63)70-46-37(49-32(8)54)40(57)43(35(25-52)67-46)68-45-36(48-31(7)53)39(56)44(34(24-51)66-45)69-47-42(59)41(58)38(55)33(23-50)65-47/h13,15,17,19,30,33-47,50-52,55-59H,9-12,14,16,18,20-25H2,1-8H3,(H,48,53)(H,49,54)(H,60,61)(H,62,63)/b27-15+,28-17+,29-19+/t30?,33-,34-,35-,36-,37-,38-,39-,40-,41+,42+,43-,44-,45+,46-,47+/m1/s1