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heterocyclic compound binding small molecule binding catalytic activity, acting on a protein transferase activity signaling receptor activity ion binding carbohydrate derivative binding drug binding protein binding organic cyclic compound binding heterocyclic compound binding small molecule binding catalytic activity, acting on a protein transferase activity signaling receptor activity ion binding carbohydrate derivative binding drug binding protein binding organic cyclic compound binding heterocyclic compound binding small molecule binding catalytic activity, acting on a protein transferase activity signaling receptor activity ion binding carbohydrate derivative binding drug binding protein binding organic cyclicorganic cyclic compound binding heterocyclic cheterocyclic compound binding small moleculesmall molecule binding catalytic acticatalytic activity, acting on a protein transferase actransferase activity signaling recesignaling receptor activity ion bindingion binding carbohydrate dcarbohydrate derivative binding drug bindingdrug binding protein bindinprotein binding cell membrane protein-containing complex cell membrane protein-containing complex cell membrane protein-containing complex cell membrane protein-containing complex cell membrane protein-containing complex cell membrane protein-containing complex cell membrane protein-containing complex cell membrane protein-containing complex cell membrane protein-containing complex cell membrane protein-containing complex cellcell membranemembrane protein-containing complexprotein-containing complex