試題詳解

7. The molecule 2,3- bisphosphoglycerate (BPG) is present in red blood cells, in which it binds noncovalently to hemoglobin. Which functional groups in hemoglobin can make the strongest noncovalent interactions with BPG at a pH value of 7.0?
(A)Sulfhydryl groups
(B) Alcoholic hydroxyl groups
(C) Hydrocarbon groups
(D) Amino groups
(E) Carboxyl groups