N-Linked Sugar Chains of 350-kDa Royal Jelly Glycoprotein
- 1 January 1995
- journal article
- Published by Taylor & Francis in Bioscience, Biotechnology, and Biochemistry
- Vol. 59 (3) , 507-509
- https://doi.org/10.1271/bbb.59.507
Abstract
The structures of N-linked sugar chains from 350 kDa royal jelly glycoprotein (RJG), which stimulates the proliferation of human monocytes, have been analyzed. The structural analyses of the N-linked sugar chains released by hydrazinolysis were done by two-dimensional sugar mapping of the corresponding pyridylamino derivatives and 500 MHz 1H-NMR. All four structures were found to fall into the category of oligomannose-type sugar chains as follows; Man alpha 1-->6 (Man alpha 1-->3) Man alpha 1-->6 (Man alpha 1-->3) Man beta 1-->4 GlcNAc beta 1-->4 GlcNAc, Man alpha 1-->2 Man alpha 1-->6 (Man alpha 1-->3) Man alpha 1-->6 (Man alpha 1-->2 Man alpha 1-->3) Man beta 1-->4 GlcNAc beta 1-->4 GlcNAc, Man alpha 1-->2 Man alpha 1-->6 (Man alpha 1-->3) Man alpha 1-->6 (Man alpha 1-->2 Man alpha 1-->2 Man alpha 1-->3) Man beta 1-->4 GlcNAc beta 1-->4 GlcNAc, and Man alpha 1-->2 Man alpha 1-->6 (Man alpha 1-->2 Man alpha 1-->3) Man alpha 1-->6 (Man alpha 1-->2 Man alpha 1-->2 Man alpha 1-->3) Man beta 1-->4 GlcNAc beta 1-->4 GlcNAc.Keywords
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