| Literature DB >> 8434020 |
Abstract
We have used in vitro selection techniques to characterize DNA sequences that are ligated efficiently by T4 RNA ligase. We find that the ensemble of selected sequences ligated about 10 times as efficiently as the random mixture of sequences used as the input for selection. Surprisingly, the majority of the selected sequences approximated a well-defined consensus sequence.Keywords: NASA Discipline Exobiology; NASA Discipline Number 52-20; NASA Program Exobiology; Non-NASA Center
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Year: 1993 PMID: 8434020 PMCID: PMC45917 DOI: 10.1073/pnas.90.4.1576
Source DB: PubMed Journal: Proc Natl Acad Sci U S A ISSN: 0027-8424 Impact factor: 11.205