《生物化学》课程PPT教学课件（留学生）Chapter 07 Introduction of Carbohydrates

BIOCHEMISTRYANDMOLECULARBIOLOGYChapter 7Introduction ofCarbohydratesDepartment of Biochemistry and Molecular Biology,Medicine School

Department of Biochemistry and Molecular Biology, Medicine School BIOCHEMISTRY AND MOLECULAR BIOLOGY Introduction of Carbohydrates Chapter 7

BIOCHEMISTRYANDMOLECULARBIOLOGYOutlineKDefinition of Carbohydrates* Classification of Carbohydrates and Its Structure* Function of Carbohydrates* Degestion and Absorption of CarbohydratesDepartment of Biochemistry and Molecular Biology,Medicine School

Department of Biochemistry and Molecular Biology, Medicine School BIOCHEMISTRY AND MOLECULAR BIOLOGY Outline * Definition of Carbohydrates * Classification of Carbohydrates and Its Structure * Function of Carbohydrates * Degestion and Absorption of Carbohydrates

BIOCHEMISTRYANDMOLECULARBIOLOGY1.Definition of CarbohydratesCarbohydrates contains carbon and water, it isa poly hydroxyl group of aldehyde and polyhydroxyl group of keto or their derivative andpolymer.Department of Biochemistry and Molecular Biology,Medicine School

Department of Biochemistry and Molecular Biology, Medicine School BIOCHEMISTRY AND MOLECULAR BIOLOGY Carbohydrates contains carbon and water, it is a poly hydroxyl group of aldehyde and poly hydroxyl group of keto or their derivative and polymer. 1. Definition of Carbohydrates

BIOCHEMISTRYANDMOLECULARBIOLOGY2.ClassificationofCarbohydratesandItsStructureAccording to degradation of production,carbohydroate can be classified to four defferenttypes.monosaccharideoligosaccharidepolysaccharideglycoconjugateDepartment of Biochemistryand Molecular Biology,Medicine School

Department of Biochemistry and Molecular Biology, Medicine School BIOCHEMISTRY AND MOLECULAR BIOLOGY According to degradation of production， carbohydroate can be classified to four defferent types. monosaccharide oligosaccharide polysaccharide glycoconjugate 2. Classification of Carbohydrates and Its Structure

Monosacchride can notdegradeglucosefructoseketohexosealdohexose0.OH-HOH=OHHOHHOHOHH-OHHOHH-OHOHOHCH,OHCH2OHHOH2COHHHHOHV1OHHOHHOHHOOHHHOH

OH HO H H OH H OH O OH O OH H H H HO OH H OH H CH2 OH glucose ——aldohexose fructose ——ketohexose OH O H OH HO H H OH H OH Monosacchride can not degrade O OH OH HOH2 C H H OH H CH2 OH

ribosegalactosealdopentosealdohexoseCHOHHOHHOHHOHHHOHOHHOHOHOHCH2OHHOH,COH?HHOHHOHHHHHOHLHHOHHOOH

O OH H H HO H OH H OH H CH2 OH O H H H H HO OH OH HOH2 C OH O H OH HO H HO H H OH galactose ——aldohexose ribose ——aldopentose OH H OH H OH OH O H

山BIOCHEMISTRYANDMOLECULARBIOLOGYOligosacchrideIt degrade to severve monosaccharide andglucosidic bond link them.Some Common Disacchridemaltoseglucose glucosesucroseglucosefructoselactoseglucose galactoseDepartment of Biochemistry and Molecular Biology,Medicine School

Department of Biochemistry and Molecular Biology, Medicine School BIOCHEMISTRY AND MOLECULAR BIOLOGY Some Common Disacchride maltose glucose — glucose sucrose glucose — fructose lactose glucose — galactose It degrade to severve monosaccharide and glucosidic bond link them. Oligosacchride

BIOCHEMISTRYANDMOLECULARBIOLOGYPolysacchrideIt degrade to many monosacchride.Some common polysaccharideStarchGlycogenCelluloseDepartment of Biochemistry and Molecular Biology,Medicine School

Department of Biochemistry and Molecular Biology, Medicine School BIOCHEMISTRY AND MOLECULAR BIOLOGY It degrade to many monosacchride. Some common polysaccharide Starch Glycogen Cellulose Polysacchride

D Starch is nutrition to store in plant.StarchParticlesCHOHCHLOHOHHHOHOCH.OHCHOHCHCH.OHH--HHOHOHHOHOHOHHVOHOHHOH

① Starch is nutrition to store in plant. Starch Particles

Glycogen is style to store glucose in animal

② Glycogen is style to store glucose in animal