4-thiouracil
National Institutes of Health
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Functionally active 70S ribosomes containing 4-thiouracil in place of uracil (substitution level 2%) were prepared by an in vivo…
Sulfhydrolysis of cytosine residues to 4-thiouracil residues in mouse U6 snRNA was carried out to examine the secondary structure…
Ultraviolet and infrared spectrophotometric techniques have been utilized to demonstrate that the monoanionic form of 2…
The native structure of tRNA is not achieved in low salt (4.5 mM Na+, 25 degrees C), but can be restored by addition of divalent…
Proton magnetic resonances at 220 MHz from three nucleotide residues of valine I tRNA (Escherichia coli) serve as intrinsic…