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2025-02-21 09:31:1417106
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??????,???????????????????????,??????“????”?????????????1950???????????????????????(????????????????????cAMP?cGMP)??????????,????????,??????????????,?????,??????????????????,??????????????????KomA(?????????????A)?KomB(?????????B)?KomC(?????????????????????C)????????????????,?(DNK)?????“??????”:KomA??DNK?????????????,????????????????????????????(dAMP)??????????dITP?????KomC???????NAD⁺,??“????????????????”????,???,??“???????????”??,??“??????”??????????????????????????????????????,?????????????
???,“??????”??????,??(???KomB-KomC????KomA)????????????????,?????????dITP????:????,????????????(???ADA?????????????????)????,???????
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