Self-Assembly Cloning: A Rapid Construction Method for Recombinant Molecules from Multiple Fragments
Author(s) -
Akira Matsumoto,
Taichi Q. Itoh
Publication year - 2011
Publication title -
biotechniques
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.617
H-Index - 131
eISSN - 1940-9818
pISSN - 0736-6205
DOI - 10.2144/000113705
Subject(s) - recombinant dna , cloning (programming) , plasmid , computational biology , fusion protein , fragment (logic) , molecular cloning , fusion , dna , domain (mathematical analysis) , base pair , fusion gene , microbiology and biotechnology , biology , gene , chemistry , genetics , algorithm , computer science , mathematics , peptide sequence , linguistics , philosophy , programming language , mathematical analysis
Enzyme-free cloning (EFC) can rapidly produce an in-frame fusion gene with multiple fragments. To practically apply EFC, we investigated the extent and sequence of complementary staggered overhangs necessary to direct self-assembly of multiple fragments as well as a size limitation of the constructed DNA molecule. Six-base pair overhangs with 50% GC content were sufficient to direct self-assembly. A functional plasmid that exceeded 10 kb, which includes an in-frame fusion domain, was efficiently constructed from four PCR fragments in one step by our improved method.
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