Lumped glycosyltransferase reactions group O:66: acetyl-glucosaminyltransferase, glucosyltransferase, galactosyltransferase
dtdpglu_c + 2.0 udpgal_c + udpacgal_c + udcdpgalnac_c ⇌ dtdp_c + 3.0 udp_c + udcdpgalnac_a1_3_b1_3_glc_a1_4_gal_a1_6_gal_c