(2)能量的产生 CHO -[H] 经呼吸链 ①呼吸 2 0 A H2O -[H] 1②无氧 NO,SO,CO H] 、呼吸 B- NO:,SO-,CH -[H] A,B或C一发肆 AH2,BH,或CH -[H] (发酵产物：乙醇、乳酸等) C0 脱氢 递氢 受氢
(2) 能量的产生
(2)能量的产生 1、呼吸链 2、有氧呼吸 3、无氧呼吸 4、发酵
(2) 能量的产生 １、呼吸链 ２、有氧呼吸 ３、无氧呼吸 ４、发酵
3.无氧呼吸(anaerobic respiration) 3.1概念 3.2无氧呼吸的类型 3.3同化型代谢与异化型代谢 (assimilative and dissimilative metabolism)
3. 无氧呼吸 (anaerobic respiration) ３.1 概念 ３.2 无氧呼吸的类型 3.3 同化型代谢与异化型代谢 (assimilative and dissimilative metabolism)
-0.3 Anoxic CH3-C00- Carbonate respiration; homoacetogenic bacteria, c02 obligate anaerobes 碳酸盐呼吸 HS- Sulfur respiration; -0.27 facultative aerobes so and obligate 硫呼吸 anaerobes -0.25 CH4 Carbonate respiration; methanogenic Archaea; C02 obligate anaerobes 碳酸盐呼吸 -0.22 HS- Sulfate respiration Eo' (sulfate reduction); s042- obligate anaerobes 硫酸盐呼吸 Succinate Fumarate respiration; facultative aerobes 延胡索酸呼吸 Fumarate +0.4 NO2-,N2O,N2 Nitrate respiration NO3 (denitrification); facultative aerobes 硝酸盐呼吸 Fe2+ Iron respiration; +0.75 facultative aerobes Fe3+ and obligate 铁呼吸 Oxic anaerobes (oxygen *H20 Aerobic respiration; +0.82 present) obligate and 02 facultative aerobes 有氧呼吸 Figure 17-35 Brock Biology of Microorganisms 11/e
碳酸盐呼吸 硫呼吸 碳酸盐呼吸 硫酸盐呼吸 延胡索酸呼吸 硝酸盐呼吸 铁呼吸 有氧呼吸
3.4硝酸盐呼吸 Table 17.2 Oxidation states of key nitrogen compounds Compound Oxidation state Organic N(R一NH2) -3 Ammonia(NH3) -3 Nitrogen gas(N2) 0 Nitrous oxide(N2O) +1 (average per N) Nitrogen oxide(NO) +2 Nitrite (NO2) +3 Nitrogen dioxide(NO2) +4 Nitrate(NO3) +5
3.4 硝酸盐呼吸