Download BacLoxP Baculovirus Expression System
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1 TABLE OF CONTENTS A. flEXi Coli kit contents 3 Reagents to be supplied by user (see also section D. Protocols) 4 B. Escherichia coli – a premier laboratory workhorse 5 B.1. Introduction 5 C. A Novel Approach to Multigene Applications 7 C.1. The Toggle Concept – a Primer 7 C.2. Transfer vectors: Acceptor-Donor recombineering system. 10 C.3. Generating multi-gene expression cassettes 15 C.3.1. Creating individual gene expression cassettes 16 C3.1.1. Standard Approach 16 C3.1.2 Inserts with Other Unique Restriction Sites 17 C.3.2. Multi-gene construction via Toggle multiplication 18 C.3.3. Multi-gene construction using Cre-Lox recombination 20 C.4. Introducing additional control elements 22 D. Protocols 23 D.0 Introductory remarks 23 D.1 Cloning into TogColi transfer vectors 23 D.2 Conversion of donors into conditional donors 24 D 2.1 Protocol 1. Conversion into conditional oris 24 D.3 Concatenation of genes (gene cassettes) by Toggling 24 D 3.1 Protocol 2. Adding gene cassettes through toggling 25 D.4 Deconstruction of gene cassette assemblies 28 D 4.1 Protocol 3. Disassembling multi-gene construct to regenerate individual expression boxes D.5 Cre-LoxP reaction of Acceptors and Donors 28 30 D 5.1. Protocol 4: Cre-LoxP fusion of Acceptors and Donors 30 D 5.2. Protocol 5. Deconstruction of fusion vectors by Cre 33 D.6. Expression of multi-gene constructs E. Appendix E.1. Preparing chemically competent cells flEXiColi System 36 37 37 ATG:biosynthetics GmbH