2-acetamido-3,4,6-tri-o-acetyl-1-n- ( l-aspart-4-oyl ) -2-deoxy-beta-d-glucopyranosy lamine was condensed with the p-nitrophenyl esters of protected amino acids to give the corresponding protected glycodipeptides having the sequences gly- ( glcnac-4- ) asn , pro- ( glcnac-4- ) asn , val- ( glcnac-4- ) asn , leu- ( glcnac-4- ) asn , glu- ( glcnac-4- ) asn , tyr- ( glcnac-4- ) asn , ser- ( glcnac-4- ) asn , and cys- ( glcnac-4- ) asn .
C0002520
amino acids
C0017890
gly