label: lipid A-core heptosyltransferase activity
label_lc: lipid a-core heptosyltransferase activity
description: "Catalysis of the reaction: galactosyl-glucosyl3-heptosyl3-KDO2-lipid A-bisphosphate + ADP-L-glycero-beta-D-manno-heptose = lipid A-core + ADP + H+."