A QUANTUM BIOCHEMICAL APPROACH TO THE INTERACTIONS OF CYCLIC AMP AND GMP WITH PROTEIN KINASE (Ⅱ) ——THE ELECTRONIC STRUCTURES OF 5'-CH2-cAMP AND cGMP
Wang Zhizhong, Guo Chunxiao, Zhang Xuezhong, Cheng Yuhua
Chem. J. Chinese Universities . 1984, (3): 432 -436 .