2 3 bpg binds to which part of hemoglobin July 8, 2019 16 32 64 128 2 3 bpg binds to which part of hemoglobin heme or globin 2 3 bpg binds to globin part of hemoglobin 2 3 bpg binds preferentially to which form of hemoglobin 2 3 bisphosphoglycerate hemoglobin 2 3 diphosphoglycerate