lecture_24__pts_and_carbon_regulation

Lecture_24_pts_and_ - ReadingChapter16 Typesoftransport PrimaryTransport:drivenbyanenergy producing(exergonic)metabolicevent,proton ,lightdriven

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PTS and carbon regulation and a quickie on transport Reading Chapter 16
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Types of transport Primary Transport: driven by an energy producing (exergonic)metabolic event , proton translocation driven by ATP, light driven transport etc. Secondary Transport: driven by electrochemical gradients, i.e. proton or sodium grandients
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Secondary transport Inside Outside + Uniport H + Symport H + S Antiport H + S Use established electrochemical gradients: proton or ion gradients
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Primary Transport ATPase driven proton pumps “ABC” transport or Shock sensitive transport
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“ABC” transporters or Shock sensitive transporters Composed of a membrane transporter and a Periplasmic binding protein OM IM Periplasm
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OM IM Periplasm Periplasmic binding protein finds substrate PBP binds the substrate PBP delivers the substrate to the translocation complex ATP hydrolysis brings the substrate into the cell ATP ADP + P i
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Group Transport: Concept: bring sugars and related compounds into the cell and traps them by phosphorylation as they enter
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This note was uploaded on 12/02/2009 for the course MIC 140 taught by Professor Meeks,singer during the Spring '09 term at UC Davis.

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Lecture_24_pts_and_ - ReadingChapter16 Typesoftransport PrimaryTransport:drivenbyanenergy producing(exergonic)metabolicevent,proton ,lightdriven

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