PPT-1 Glycogen and starch

Maltose lactose trehalose sucrose Fructose mannose galactose Feeder pathways for glycolysis 2 Catabolism of cellular glycogen Glycogen phosphorylase catalyzes an attack by Pi on the . Starch, Glycogen and Cellulose. Starter. Haemoglobin summary on . kerboodle. Exam Practice. Haemoglobin is a protein.. A) What is meant by the quaternary structure of a protein? (1 mark). B) The tertiary structure of haemoglobin allows it to carry oxygen. Explain how. (2 marks). DR AMINA TARIQ. BIOCHEMISTRY. Polysaccharides. 2 types: . HOMO polysaccharides. (all 1 type of monomer) . glycogen, starch, cellulose, chitin . HETERO polysaccharides . (different types of monomers). Chapte. r 25, . Stryer. Short Course. Glucose Metabolism Overview. Gluconeogenesis. Glycogen . metabolism. Pentose Phosphate Pathway. Glycogen. Storage molecule. Multiple . ends allow for quick synthesis and . and Expands the Life Span in the Mouse Models of APBD. Houston . Merritt Neuromuscular Disease Research Center . Department . of . Pathology, . Neuromuscular Division, . Columbia . University Medical Center New York, NY 10032, . GLYCOGEN . Found in liver and skeletal muscles.. Represents 10% of weight of liver and 1-2% of muscles.. Stored in large cytosolic granules.. Elementary particles, . β. -particles consist of 50,000 glucose residues.. C483 Spring 2013. 1. Why . does glycolysis produce more energy (more ATP) from glucose units released by glycogen degradation than from free glucose?. A) Limit dextrin contains additional molecules.. In muscle the final products of glycogen breakdown depend on the type of muscle fiber.. Red muscle fibers. . many mitochondria and much myoglobin. . Glucose is converted primarily to pyruvate that. Insulin Signaling and Glycogen Synthesis. Glycogen. Primary energy storage carbohydrate in animals. Primary backbone has . a. 1 .  4 linkages and secondary . a. 1 6 linkages. Creates many ends of the molecule allowing for the fast release of glucose for energy conversion. Regulation of . Glycogenolysis. Figure modified from . Yan, A., et al (2016) In J . Biol. . Sci. 12(12):1544-1554. and . Servier. Medical Art. GDP. cAMP. Protein Kinase A. (PKA). PKA. Regulation of . Objectives. Structure of Glycogen. . Anabolism Vs Catabolism mechanisms.. Glycogen storage disorders. . Overview of Glycogen Metabolism. Excess glucose stored as glycogen. Glucose units joined by . α. Dr. Elio Quesada Gonzalez. Consultant Pediatrician. PRESENTATION OUTLINE. DEFINATION. EPIDEMIOLOGY. HISTORICAL PERSPECTIVE. CLASSIFICATION. TYPES. CLINICAL PRESENTATION. INVESTIGATION. MANAGEMENT.. DEFINATION. Found in liver and skeletal muscles.. Represents 10% of weight of liver and 1-2% of muscles.. Stored in large cytosolic granules.. Elementary particles, . β. -particles consist of 50,000 glucose residues.. Practical Activity 20. Repro. Question chase. Practical Activity sheet 20. Option to do some of learning as independent learning activity, sources in folder. Success Criteria. Know about polysaccharides. Glycogen storage diseases (GSDs) occur when a defective enzyme is involved in a pathway for glycogen storage or degradation.. A micrograph shows an excess of stored glycogen (blue) in a liver biopsy of a patient with Cori’s disease..