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??,?????????,?“??”????1950????(??????cAMP?cGMP)?????????????????????????????????????,?????????????????,????????????????????????????,?????????????,????,?KomA(??????A)?KomB(??B)?KomC(??????????????????C)??????????,??????(DNK)???????????????????????“??????”:KomA??????DNK????,????(dAMP)??????dITP????????????????KomC?NAD⁺,??????????????????“??”??????????????????????????,?,??????????????????“?????????????????”????,???????“??????????”??,???????
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