translation). Ribosomes link amino acids together in the order specified by the codons of messenger RNA molecules to form polypeptide chains. Ribosomes consist...
65 KB (7,268 words) - 08:37, 7 July 2024
proteins called ribosomes. The entire process is called gene expression. In translation, messenger RNA (mRNA) is decoded in a ribosome, outside the nucleus...
35 KB (4,020 words) - 12:17, 16 June 2024
Ribosome profiling, or Ribo-Seq (also named ribosome footprinting), is an adaptation of a technique developed by Joan Steitz and Marilyn Kozak almost 50...
12 KB (1,346 words) - 16:57, 20 April 2024
Ribosomes are a large and complex molecular machine that catalyzes the synthesis of proteins, referred to as translation. The ribosome selects aminoacylated...
40 KB (3,977 words) - 01:19, 21 April 2024
A ribosome binding site, or ribosomal binding site (RBS), is a sequence of nucleotides upstream of the start codon of an mRNA transcript that is responsible...
12 KB (1,336 words) - 13:08, 20 June 2024
the mRNA is read by ribosomes which use the nucleotide sequence of the mRNA to determine the sequence of amino acids. The ribosomes catalyze the formation...
40 KB (4,342 words) - 18:58, 2 April 2024
Ribosome biogenesis is the process of making ribosomes. In prokaryotes, this process takes place in the cytoplasm with the transcription of many ribosome...
17 KB (2,271 words) - 01:56, 3 December 2023
Ribosome shunting is a mechanism of translation initiation in which ribosomes bypass, or "shunt over", parts of the 5' untranslated region to reach the...
10 KB (1,301 words) - 17:09, 3 September 2023
Nucleolus (section Function and ribosome assembly)
eukaryotic cells. It is best known as the site of ribosome biogenesis, which is the synthesis of ribosomes. The nucleolus also participates in the formation...
19 KB (2,098 words) - 19:19, 22 May 2024
the primary component of ribosomes, essential to all cells. rRNA is a ribozyme which carries out protein synthesis in ribosomes. Ribosomal RNA is transcribed...
60 KB (7,195 words) - 11:54, 17 May 2024
Bacterial translation (redirect from MRNA-ribosome)
initiation complex. Variations in the mechanism can be anticipated. The ribosome has three active sites: the A site, the P site, and the E site. The A site...
23 KB (2,920 words) - 18:12, 24 April 2024
The mitochondrial ribosome, or mitoribosome, is a protein complex that is active in mitochondria and functions as a riboprotein for translating mitochondrial...
11 KB (1,081 words) - 15:58, 14 December 2023
RNA that corresponds to the genetic sequence of a gene, and is read by a ribosome in the process of synthesizing a protein. mRNA is created during the process...
49 KB (5,922 words) - 06:24, 24 June 2024
Ribosomal pause (redirect from Stalled ribosome)
Ribosomal pause refers to the queueing or stacking of ribosomes during translation of the nucleotide sequence of mRNA transcripts. These transcripts are...
15 KB (1,839 words) - 04:44, 4 January 2023
Ribosome display is a technique used to perform in vitro protein evolution to create proteins that can bind to a desired ligand. The process results in...
7 KB (966 words) - 13:48, 6 December 2023
studded with ribosomes that are the sites of protein synthesis. The RER is especially prominent in cells such as hepatocytes. The SER lacks ribosomes and functions...
34 KB (3,710 words) - 08:29, 7 July 2024
Ribosomal frameshift (redirect from Ribosome frameshifting)
and instead appears to function by pausing the ribosome at a sequence encoding a rare amino acid. Ribosomes do not translate proteins at a steady rate, regardless...
27 KB (2,634 words) - 07:46, 3 June 2024
Hibernation factor (section Ribosome hibernation)
to the ribosome and halt protein production, which consumes a large fraction of the energy in a cell. Ribosome hibernation occurs when ribosome hibernation...
7 KB (689 words) - 19:57, 30 June 2024
An internal ribosome entry site, abbreviated IRES, is an RNA element that allows for translation initiation in a cap-independent manner, as part of the...
19 KB (1,775 words) - 04:06, 27 May 2024
Cripavirus internal ribosome entry site (CrPV IRES) is an RNA element required for the production of capsid proteins through ribosome recruitment to an...
2 KB (86 words) - 05:32, 7 October 2019
Ribosome recycling factor or ribosome release factor (RRF) is a protein found in bacterial cells as well as eukaryotic organelles, specifically mitochondria...
6 KB (744 words) - 02:29, 19 June 2023
synthesis of proteins on ribosomes. This process uses transfer RNA (tRNA) molecules to deliver amino acids to the ribosome, where ribosomal RNA (rRNA)...
65 KB (7,640 words) - 20:39, 13 July 2024
Chloroplast (redirect from Chloroplast ribosomes)
promoters within the chloroplast genome. The ribosomes in chloroplasts are similar to bacterial ribosomes. Because so many chloroplast genes have been...
194 KB (18,813 words) - 08:06, 14 June 2024
Ribosome-nascent chain complex (RNC) refers to the collection of molecules that constitute a ribosome attached to the polypeptide (protein) that it is...
2 KB (131 words) - 21:40, 26 October 2022
ribosomes are artificial small-molecules that can synthesize peptides in a sequence-specific matter. David Alan Leigh's lab built synthetic ribosome using...
2 KB (146 words) - 15:26, 7 April 2022
functions; chloroplasts, which create sugars by photosynthesis, in plants; and ribosomes, which synthesise proteins. Cells were discovered by Robert Hooke in 1665...
60 KB (6,271 words) - 20:47, 13 July 2024
EF-G release from the ribosome, effectively blocking the protein synthesis process. Fusidic acid can only bind to EF-G in the ribosome after GTP hydrolysis...
28 KB (2,885 words) - 01:32, 26 June 2024
proceeds, ribosome moves along the mRNA template, and once it reaches the 3’ end of the template, the fused puromycin will enter ribosome’s A site and...
16 KB (2,214 words) - 17:06, 8 June 2024
Transfer RNA (section Binding to ribosome)
amino acid to the protein-synthesizing machinery of a cell called the ribosome. Complementation of a 3-nucleotide codon in a messenger RNA (mRNA) by a...
64 KB (7,627 words) - 18:10, 12 July 2024
5S ribosomal RNA (section Location within the ribosome)
large subunit of the ribosome in all domains of life (bacteria, archaea, and eukaryotes), with the exception of mitochondrial ribosomes of fungi and animals...
21 KB (2,315 words) - 05:56, 3 June 2024