at least 6 n-acetylglucosaminyltransferases ( glcnac-t i , ii , iii , iv , v and vi ) are involved in initiating the synthesis of the various branches found in complex asparagine-linked oligosaccharides ( n-glycans ) , as indicated below : glcnac beta 1-6 glcnac-t v glcnac beta 1-4 glcnac-t vi glcnac beta 1-2man alpha 1-6 glcnac-t ii glcnac beta 1-4man beta 1-4-r glcnac t iii glcnac beta 1-4man alpha 1-3 glcnac-t iv glcnac beta 1-2 glcnac-t i where r is glcnac beta 1-4 ( +/- fuc alpha 1-6 ) glcnacasn-x .
C0028959
oligosaccharides
C0032594
glycans