COMPOSITIONS AND METHODS FOR DETECTION OF VARIANTS

    公开(公告)号:US20230323449A1

    公开(公告)日:2023-10-12

    申请号:US18066953

    申请日:2022-12-15

    CPC classification number: C12Q1/6874 C12Q1/6855 C12Q2600/16 C12Q2600/156

    Abstract: Testing the many hypotheses from genomics and systems biology experiments demands accurate and cost-effective gene and genome synthesis. Here we describe a microchip-based technology for multiplex gene synthesis. Pools of thousands of ‘construction’ oligonucleotides and tagged complementary ‘selection’ oligonucleotides are synthesized on photo-programmable microfluidic chips, released, amplified and selected by hybridization to reduce synthesis errors ninefold. A one-step polymerase assembly multiplexing reaction assembles these into multiple genes. This technology enabled us to synthesize all 21 genes that encode the proteins of the Escherichia coli 30S ribosomal subunit, and to optimize their translation efficiency in vitro through alteration of codon bias. This is a significant step towards the synthesis of ribosomes in vitro and should have utility for synthetic biology in general.

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