Fig. 11-6 B and TFig. 6-18LehnFig. 6-18 LehnSite-directed mutagenesis of Subtilisin(another serine protease)Fig. 6-21LehnFig. 11-11 B and TElastin, the substrate for ElastaseLE 48-17Postsynaptic cellPresynaptic cellSynaptic vesiclescontainingneurotransmitterPresynaptic membraneVoltage-gatedCa2+ channelCa2+Postsynaptic membranePostsynaptic membraneNeuro-transmitterLigand-gatedion channelNa+K+Ligand-gatedion channelsSynaptic cleftLE 42-17Endothelium ofvessel is damaged,exposing connectivetissue; platelets adherePlatelets form a plug Seal is reinforced by a clot of fibrinCollagen fibersPlatelet plugPlatelet releases chemicalsthat make nearby platelets stickyClotting factors from:PlateletsDamaged cellsPlasma (factors include calcium, vitamin K)Prothrombin ThrombinFibrinogen FibrinFibrin clot Red blood cell5 µmFig 6-18Lehn.Fig. 6-26LehnAspartate transcarbamoylaseFig 6-32Lehn.Fig. 12-15 LehnFig. 6-28LehnFig. 11-4 LehnFig. 10-6 LehnFig. 10-8 LehnFig. 10-12
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