《生物化学》课程教学课件（PPT讲稿）第十四章 核苷酸的代谢

HC CH N5-Carboxyaminoimidazole C ribonucleotide O=C-N N (N5-CAIR) H R 00C CH 5-Amino-4-carboxyamino- C imidazole ribonucleotide H2N N R

ooc CH 5-Amino-4-carboxyamino- imidazole ribonucleotide R Aspartate ⑧ ATP ADP+Pi C00 CH2 H HC-N CH N-Succinylo-5-aminoimidazole-4- C00 carboxamide ribonucleotide (SAICAR) R

C00 CH2 H HC-N-C CH N-Succinylo-5-aminoimidazole-4- COO carboxamide ribonucleotide (SAICAR) H2N R ⑨ Fumarate -c H2N CH 5-Aminoimidazole-4-carboxamide ribonucleotide (AICAR) H2N R

H2N CH 5-Aminoimidazole-4-carboxamide N ribonucleotide (AICAR) H2N R N10-Formyl H4 folate 0 H folate 0 H2N CH N-Formylaminoimidazole- 4-carboxamide ribonucleotide (FAICAR) O=C-N HH R

H2N CH N-Formylaminoimidazole- 4-carboxamide ribonucleotide (FAICAR) 0-Y ① →H20 CH2 H OHOH Inosinate (IMP)