Results 1 to 10 of about 73,447 (115)

Location of Ribosomal Protein Binding Sites on 16S Ribosomal RNA [PDF]

open access: yesProceedings of the National Academy of Sciences of the United States of America, 1972
The distribution of ribosomal protein binding sites on the 16S ribosomal RNA molecule has been analyzed by limited ribonuclease hydrolysis of RNA-protein complexes, as well as by the interaction of individual proteins with RNA fragments purified from partial enzymatic digests. Of the six 30S subunit proteins known to interact directly with
Robert A Zimmermann, A Muto, P Fellner
exaly   +3 more sources

Functional Modification of 16S Ribosomal RNA by Kethoxal [PDF]

open access: yesProceedings of the National Academy of Sciences, 1972
Kethoxal reacts with 30S ribosomal subunits to give totally inactive particles, as measured by in vitro protein synthesis. It is postulated that functional modification occurs at the binding site for transfer RNA since ( a ) loss of specific binding of transfer RNA, but not binding of ...
H F, Noller, J B, Chaires
openaire   +2 more sources

Computer modeling 16 S ribosomal RNA [PDF]

open access: yesJournal of Molecular Biology, 1991
A three-dimensional structure for 16 S RNA has been produced with a computer protocol that is not dependent on human intervention. This protocol improves upon traditional modeling techniques by using distance geometry to fold the molecule in an objective and reproducible fashion.
J M, Hubbard, J E, Hearst
openaire   +2 more sources

The structure of a methylated tetraloop in 16S ribosomal RNA [PDF]

open access: yesStructure, 1998
Ribosomal RNAs contain many modified nucleotides. The functions of these nucleotides are poorly understood and few of them are strongly conserved. The final stem loop in 16S-like rRNAs is an exception in both regards. In both prokaryotes and eukaryotes, the tetranucleotide loop that caps the 3'-terminal stem contains two N6, N6-dimethyladenosine ...
Rife, Jason P, Moore, Peter B
openaire   +2 more sources

Action spectra for UV-light induced RNA–RNA crosslinking in 16S ribosomal RNA in the ribosome [PDF]

open access: yesPhotochemical & Photobiological Sciences, 2003
UV irradiation induces intramolecular crosslinks in ribosomal RNA in the ribosome. These crosslinks occur between nucleotides distant in primary sequence and they are specific, limited in number and have crosslinking efficiencies sufficient to allow their use in monitoring conformational changes.
Oksana V, Zhirnov, Paul, Wollenzien
openaire   +2 more sources

Mutations in 16S ribosomal RNA disrupt antibiotic–RNA interactions. [PDF]

open access: yesThe EMBO Journal, 1989
Two of six mutations at a base-paired site in Escherichia coli 16S rRNA confer resistance to nine different aminoglycoside antibiotics in vivo. Chemical probing of mutant and wild-type ribosomes in the presence of paromomycin indicates that interactions between the antibiotic and 16S rRNA in mutant ribosomes are disrupted.
E A, De Stasio   +3 more
openaire   +2 more sources

Aptazyme-Mediated Regulation of 16S Ribosomal RNA

open access: yesChemistry & Biology, 2010
Developing artificial genetic switches in order to control gene expression via an external stimulus is an important aim in chemical and synthetic biology. Here, we expand the application range of RNA switches to the regulation of 16S rRNA function in Escherichia coli.
Wieland, Markus   +3 more
openaire   +3 more sources

A functional pseudoknot in 16S ribosomal RNA. [PDF]

open access: yesThe EMBO Journal, 1991
Several lines of evidence indicate that the universally conserved 530 loop of 16S ribosomal RNA plays a crucial role in translation, related to the binding of tRNA to the ribosomal A site. Based upon limited phylogenetic sequence variation, Woese and Gutell (1989) have proposed that residues 524-526 in the 530 hairpin loop are base paired with residues
T, Powers, H F, Noller
openaire   +2 more sources

Classification of methanogenic bacteria by 16S ribosomal RNA characterization [PDF]

open access: yesProceedings of the National Academy of Sciences, 1977
The 16S ribosomal RNAs from 10 species of methanogenic bacteria have been characterized in terms of the oligonucleotides produced by T 1 RNase digestion. Comparative analysis of these data reveals the methanogens to constitute a distinct phylogenetic group containing two major divisions. These organisms appear to be
G E, Fox   +4 more
openaire   +2 more sources

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