?8? ??? Carbohydrate Metabolism - PowerPoint PPT Presentation

1 / 43
About This Presentation
Title:

?8? ??? Carbohydrate Metabolism

Description:

Title: PowerPoint Presentation Last modified by: sixiangzou Created Date: 1/1/1601 12:00:00 AM Document presentation format: Other titles – PowerPoint PPT presentation

Number of Views:54
Avg rating:3.0/5.0
Slides: 44
Provided by: jpkcNjau6
Category:

less

Transcript and Presenter's Notes

Title: ?8? ??? Carbohydrate Metabolism


1
?8? ???Carbohydrate Metabolism
2
??????
  • ???????????
  • ??????
  • ??????
  • ???????
  • ????????
  • ???????????

3
1.???????????
1.1 ??????
  • ????????????
  • ??70???,?????????????????????????????
    ??C???
  • ?????????
  • ??????,??????????, ????????????
  • ????
  • ?????,????

4
1.2 ???????
????
????
????
? ?
????
???????
5
1.3 ??
  • ??
  • ?????????,????????????,??????????
  • ???????
  • ????????????????????????????
  • ??
  • ????????,??????,???????

6
2.??????
2.1 ???(Glycolysis)??????
  • 1897?,Buchner?????????????????
  • ?????????????,????????????????(ATP)?
    ?????
  • ???? ???
    ?? ??
  • G. Embden ?
    Meyerhof???????
  • ??????????????

7
???? ???(6C)????2?????(3C)
??,???????2?ATP??
?????
8
?????
???????????,???2?????-3-P??????
9
  • ???? ?????
  • ????????????(??NADH)??????????,????2?ATP
    ??

10
??,???????????????????? ????,?????????,???2?ATP??
?????
11
  • ???? ????????

???????,?????????????,????????,???NADH
??????????
12
  • ????????3?
  • ?????????
  • ??.
  • ???
  • ????
  • ??????
  • ?????

???????
?1??G??????????, ????2??ATP?????? ??,????3??ATP(??
??)
13
????????
  • ????????????????????????????????????????
  • ??????????,?????????,??????????????????
    ????????????
  • ?????????????????????????????????

14
2.2 ????(aerobic oxidation)
?????,?????????CO2?H2O,??????????
C6H12O6 6O2
6CO2 6H2O ??
??????,???????(???),????????????
15
???? ????
2 ???
???????, ??????
???? ?????? ???(3C)?????CoA(2C),???????,????
??????,??????,??????? ? ?????
?? ???2????CoA
16
????????? ?????? E1 ?????? E2 ?????????? E3
???????? ??6????? TPP????? CoA? FAD? NAD?Mg2
?????????(pyruvate dehydrogenase complex, PDC)
?????
17
???? ?????
1937?Crebs???????????Crebs???
???CoA???????????(?3???)??????,???????????????????
????????? ????????
18
? ? ? ? ? ? ?
19
????????
  • ??CoA(2C)?????????????2?CO2,????3?NADH2,1?FAD
    H2,1?GTP(?ATP)? NADH2 ? FADH2 ????H???????????????
    ?
  • ??????,?2?H?????????(??????)???1/2O2,??
    H2O,???????????ATP?
  • 1??NADH2 ??????1??H2O?2.5?ATP
  • 1??FADH2 ??????1??H2O?1.5?ATP

20
?1??????????????????
  • ????(??)??2ATP
  • ??2NADH2

  • ?7(5)ATP
  • ????(???)2NADH2 2CO2

  • ?5ATP
  • ????(???) 6NADH2 4CO2
  • 2FADH2

  • 2GTP(?2ATP)

  • ?20ATP
  • ?? 32(30)ATP?6CO2

21
?????????
  • ???????????????????
  • ????????????????????????
  • ?????
  • ????????????????????????
  • ?????????
  • ??????????????????????
  • ????,????????????????

22
2.3 ??????(pentose phosphate pathway)
  • ?????????????????,??30????????????,???
    ???,????????????????
  • ?6-P-?????,??????
  • 1. ???? ??NADPH2?CO2?5-P-???
  • 2. ????? ???????????????,5-P-????????????

23
??????
?? ??????? ??NADPH???? CO2 ?????? ??????? ?????
??? ??3-?????, ???????? ?????
? ? ? ?
? ? ? ? ?
24
???????????
??? 6 X ???-6-P 5 X
???-6-P 12 NADPH2 6 CO2Pi
  • ?????NADPH?????????,??????????????????
    ?????,????????,???????
  • ??????????????????
  • ?????????????????,??????????????
  • ?????????????

25
3. ??????
3.1 ??
  • ??????????????????????????????????????
    ???????????????????????,????????????????????????
    ????????????, ???????????????.
  • ????(?????,?) ???
    ???-6-??
  • ?????? ??-6-??
    ??-1,6-???
  • ????? ???????? ??????
    ATP
  • ??????
    ???

ATP
(1)
ATP
(2)
ADP
(3)
26
3.2 ????????
????????????????(?????)
???????????
??
???????????
27
????????????????
A
?????????, ??????????
B
????????,??????????????
28
???????????????????
29
??????
?????
????(?????????????)????? ??????????????????
30
?????????????
  • ????????,??????????,??????????????????,?
    ???????????????
  • ????50???????????????(????)?
  • ???????????????????,??????????????,????
    ?????, ??Coris ???

????(Cori ??)
31
4. ????????
4.1 ????
  • ??( glycogen ),??????,??,?????????
    ??????? a(1,4)?????(93),???a(1,6)???(7)?????????
    ?????

32
4.2 ????
Pi
??????
???
???????????????????-1-??,?????????????,?????
???
33
???-1-?????????????????????-6-??,?????????????
?, ?????????(??)?????????,???????
34
4.3 ? ???
????????????????????????.??????????????????
6-P-???,????1-P-???,?????????????????(UDPG)???????
?????????????,?????UDP,???????????????????????????
?.
1
2
35
UDPG???????G-1-P????UDP-???(???????????)
3
4
?? ??
5
36
4.4 ????
UDP-????????UDP-???,????????
37
5. ??????
5.1 ???????????
??????6-????? ??????3-????? ?????????
38
5.2 ??????
  • ???????
  • ?????????,ATP????????????????????????
    ,??????????????????
  • ????????6-P-????(??????????)?????????,
    ??????????????
  • ?????
  • ?????????????????????????????????

39
  • ?????????
  • ????,????????,????????????????,??????
    ????????,????????
  • ???????????????????????(???ATP?ADP?AMP??
    ???)???,???????????????????

40
???????????????
41
????
42
  • ? ?
  • 1. ??9????????
  • Lys Met Ser Glu Ser Tyr Ala Leu Gly
  • a. ???????
  • b. ?????????????????????????,????????????
  • ?????????
  • 5AUUCCGACUGGCGAAGUCGGCGC 3
  • ???????????.

43
 3. ???????????????,???????????????????????  4.
????B???????,????????????2????????
Write a Comment
User Comments (0)
About PowerShow.com