Cited by 1.1k
Max Planck Society
Publishes on RNA and protein synthesis mechanisms, Bacteriophages and microbial interactions, RNA modifications and cancer. 206 papers and 8k citations.
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Two-dimensional gel electrophoresis separates all of the component proteins of the ribosomal subunits of Escherichia coli. This method shows 21 proteins in the 30S, and 34 proteins in the 50S, subunit.
A better understanding of the molecular mechanism of protein biosynthesis depends on the availability of a reliable model for the ribosome particle. The application of a diffraction technique, namely, three-dimensional image reconstruction from two-dimensional sheets of the large ribosomal subunits of Bacillus stearothermophilus at a resolution of 30 angstroms is described. The resulting three-dimensional model shows at least four projecting arms, arranged radially near the presumed interface with the 30S subunit. The projecting arms are positioned around a cleft, which turns into a tunnel with a length of 100 to 120 angstroms and a diameter of up to 25 angstroms. This tunnel spans the particle and may provide the path taken by the nascent polypeptide chain.
The Hippo pathway was initially discovered in Drosophila melanogaster as a key regulator of tissue growth. It is an evolutionarily conserved signaling cascade regulating numerous biological processes, including cell growth and fate decision, organ size ...Read More