351: Monitoring Movements Mediated by Kinesin.                             

352: Tubulin.                                                                                         

353: Microtubule Arrangement.                                                            

354: Microtubule Structure.                                                                  

355: Myosins Move Along Actin Filaments                                         

356: Myosin Lever Arm Length.                                            

The Biosynthesis of Membrane Lipids and Steroids

357: The Biosynthesis of Membrane Lipids and Steroids                       

358: Site of Cholesterol Synthesis.                                                       

359: Properties of plasma lipoproteins                                                  

360: HMG-CoA Reductase.                                                                 

361: Cholesterol Is Synthesized from Acetyl Coenzyme A in Three Stages

362: Cholesterol Formation.                                                                  

363: Oxidosqualene Cyclase.                                                                

364: Squalene Cyclization.                                                                    

365: Squalene Synthesis.                                                                       

366: Condensation Mechanism in Cholesterol Synthesis.                       

367: Synthesis of Isopentenyl Pyrophosphate.                                     

368: Fates of 3-Hydroxy-3-Methylglutaryl CoA.                                 

369: Labeling of Cholesterol.                                                                

370: Phosphatidate Is a Common Intermediate in the Synthesis of Phospholipids and Triacylglycerols              

371: Lysosome with Lipids.                                                                  

372: Ganglioside G M1.                                                                        

373: Synthesis of Sphingolipids.                                                           

374: Synthesis of an Ether Phospholipid.                                             

375: Structure of CDP-Diacylglycerol.                                                 

376: Fats such as the triacylglycerol molecule (below) are widely used to store excess energy for later use and to fulfill other purposes, illustrated by the insulating blubber of whales.         

377: Problems                                                                                        

378: Summary                                                                                       

379: Important Derivatives of Cholesterol Include Bile Salts and Steroid Hormones         

380: Three Isoprenoids from Familiar Sources.                                     

381: Vitamin D Synthesis.                                                                    

382: Pathways for the Formation for Androgens and Estrogens.              

383: Pathways for the Formation of Progesterone, Cortisol, and Aldosterone.       

384: Cytochrome P450 Mechanism.                                                     

385: Cholesterol Carbon Numbering.                                                    

386: Biosynthetic Relations of Classes of Steroid Hormones and Cholesterol.       

387: Synthesis of Bile Salts.                                                                  

388: The Complex Regulation of Cholesterol Biosynthesis Takes Place at Several Levels  

389: Lovastatin, a Competitive Inhibitor of HMG-CoA Reductase.          

390: An Atherosclerotic Plaque.                                                           

391: Structure of Propeller Domain.                                                     

392: Structure of Cysteine-Rich Domain.                                             

393: LDL Receptor Domains.                                             

394: Endocytosis of LDL Bound to Its Receptor.                               

395: Schematic Model of Low-Density Lipoprotein.                           

Prelude: Biochemistry and the Genomic Revolution

396: Biochemistry and Human Biology                                                

397: Prelude: Biochemistry and the Genomic Revolution                      

398: Chemical Bonds in Biochemistry                                                  

399: Biochemical Unity Underlies Biological Diversity