RES
1r:r1
REP
REP1:4o(3+1)2d=-1--1
RES
2b:b-dglc-HEX-1:5|6:a
3b:b-dara-HEX-2:5|2:keto
4b:b-dgal-HEX-1:5
5s:n-acetyl
LIN
1:2o(3+2)3d
2:2o(4+1)4d
3:4d(2+1)5n

• Lidholt K et al. Biosynthesis of the escherichia coli K4 capsule polysaccharide. A parallel system for studies of glycosyltransferases in chondroitin formation. J Biol Chem. 1997 Jan 31;272:(5):2682-7. doi: 10.1074/jbc.272.5.2682. PMID: 9006904.