EXT1-EXT2 complex https://github.com/geneontology/go-ontology/issues/27780 cellular_component sjm 2024-04-30T12:04:56Z GO:0120504 A heterodimeric complex capable of glycosyltransferase activity required for the elongation of heparan sulfate chains. In humans, the complex consists of EXT1 and EXT2. In Drosophila, the complex consists of ttv and sotv. EXT1-EXT2 heparan sulfate biosynthesis complex exostosin complex transferase complex