??????? Ch4. ????????

1
???????Ch4. ????????

• ???
• Oct 01, 2002
• NTUT

www.ntut.edu.tw/yukijuan/lectures/Microbio/Oct01.
ppt
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• Fig 4-10
• EMP pathway Anaerobic fermentation
• TCA cycle Aerobic fermentation

3
Anaerobic Fermentation

• Glycolysis
• Entner-Doudoroff (ED) pathway
• Heterolactic fermentation
• Acetone-butanol and butyric acid fermentation
• Mixed organic acid fermentation
• Hexose-monophosphate shunt (HMP)

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Aerobic fermentation

• Tricarboxylic acid cycle (TCA cycle)
• Glyoxylic acid cycle

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Glycolysis

• ??Embden-Meyerhof-Pernas pathway, ??EMP??
  (Fig4-11)
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• ??????

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• Pyruvic acid ?CH3HO ?Ethanol
• Pyruvic acid ?CH3HO ?Glycerin

Dehydrogenase
Decarboxylase
Na2SO3
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• Pyruvic acid ?Lactic acid

Lactic dehydrogenase
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• ???L?

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• ??????,?D?,L??DL?

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Enter-Doudoroff pathway

• ??ED pathway
• Fig4-13

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Heterolactic Fermentation

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• ???????,???????CO2
• Fig4-14
• ??????EMP????

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Acetone-butanol and Butyric Acid Fermentation

• Fig 4-16

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Hexose-monophosphate shunt (HMP)

• Fig4-17
• Fig 4-18
• EMP pathway and HMP pathway, Fig4-19
• Radioactive isotope tracer method

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Aerobic Fermentation -Tricarboxylic acid cycle
(TCA cycle)

• Fig4-22
• 1 Pyruvic acid ?3 CO2 15 ATP
• 1 Glucose ?38 ATP (Table 4-4)

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Aerobic Fermentation - Glyoxylic acid cycle

• The relationship between Glyoxylic acid cycle and
  TCA cycle (Fig4-23)

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• ?????? ??
• Fig4-24???beta????

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• CH4 ?CH3OH ?HCHO ?CO2
• C1-????????
• ???
• Serine
• Allulose
• Fig 4-26