●● ●●●● ●●●● 第二章 代谢概论 (An Introduction to Microbial Metabolism) 一.基本概念
第二章 代谢概论 (An Introduction to Microbial Metabolism) (An Introduction to Microbial Metabolism) 一 . 基本概念
1.新陈代谢(Metabolism) ●●● ●●●● Cell wall D● and plasma Environment membrane Cytoplasm METABOLIC PRODUCTS (e.g.cell constituents) NUTRIENTS HIGH-ENERGY LOW MOL WT COMPOUNDS COMPOUNDS RADIANT (e.g.ATP) (incl.precursors ENERGY for biosyntheses) WASTE PRODUCTS OF METABOLISM
1. 新陈代谢(Metabolism) (Metabolism)
●● ●●●● ●●●● 2.代谢途径(Metabolic pathway) ●●● a B b 线途径 底物 中间产物 终产物 Substrate Intermediate End product g G 分支的代谢途径 b d B E H
2. 代谢途径(Metabolic pathway) (Metabolic pathway) 直线途径 F G ABCDE H 分支的代谢途径 底物 中间产物 终产物 Substrate Intermediate End product A B C D E ab c d abc f g d h
Multienzyme Systems ●● Linear Cyclic T input S product D *E Branched Divergent Convergent M 0 Q R N
●●● ●●●● ●●●●e 3.合成代谢途径 Waste products (fermentation products;acids, (Anabolic pathway) alcohols,CO2.and so on;reduced electron acceptors) Nutrients for biosynthesis 和分解代谢途径 (Catabolic pathway) Energy for biosynthesis Energy for motility Anabolism transport (biosynthesis of nutrients. and so on 区别 Precursors for biosynthesis Macromolecules and other cell components Chemicals,light (energy source)
3. 合成代谢途径 (Anabolic pathway) 和分解代谢途径 (Catabolic pathway) •区别