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Protein biosynthesis


Protein biosynthesis is the process whereby biological cells generate new proteins; it is balanced by the loss of cellular proteins via degradation or export. Translation, the assembly of amino acid...

Assembly of a protein molecule according to the code in a mRNA ...


Assembly of a protein molecule according to the code in a mRNA molecule? ... Molecules carry protein assembly instructions from the nucleus to the cytoplasm?

Translation of mRNA - The Cell - NCBI Bookshelf


Proteins are synthesized from mRNA templates by a process that has been ... by three bases (a codon) in the mRNA, according to a nearly universal genetic code. ... of RNA molecules (mRNA templates, tRNAs, and rRNAs), as well as various proteins ... Although ribosome assembly in vivo (particularly in eukaryotic cells) is  ...

An Introduction to Molecular Biology/Protein synthesis - Wikibooks ...


1 Translation: The Synthesis of protein; 2 tRNA (Transfer RNA); 3 Ribosome ... a specific polypeptide according to the rules specified by the trinucleotide genetic code. .... Kozak consensus sequence on an mRNA molecule is recognized by the ribosome as ... Initiation of translation in prokaryotes involves the assembly of the  ...

Translation - DNA-RNA-Protein - Nobel Prize


Translation is the actual synthesis of a protein under the direction of mRNA. ... role of the ribosome is to catalyse coupling of amino acids into protein according to the sequence specified by the mRNA. The amino acids are brought to the ribosome by tRNA (transfer RNA) molecules. ... This is referred to as the genetic code.

How are proteins made? - Science Museum


The cell makes a copy of the DNA in the form of an RNA molecule. ... How can a code with four letters identify 20 different amino acids? ... Once in the cytoplasm, the mRNA is snatched up by tiny protein-assembly machines called ribosomes.

Translation Study Guide


The cell translates the code contained in the mRNA into a new language, the language ... RNA (tRNA) also assist in the protein-assembly process. Components.

From DNA to Protein


RNA - similar to DNA, but less stable (the extra oxygen in the molecule makes it ... The completed assembly of transcription factors and RNA polymerase bound to ... the same code in the formation of protein; mRNA bases read as triplets ( codons). ... to a complementary triplet on the mRNA according to the base-pairign rules.

The Protein Synthesis Machinery - Boundless


In addition to the mRNA template, many molecules and macromolecules contribute to ... In eukaryotes, the synthesis and assembly of rRNAs occurs in the nucleolus. ... polypeptide chain or terminate translation, according to the genetic code.

protein synthesis - from mRNA to protein - Chemguide


How the code in messenger RNA gets converted into an actual protein molecule.

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From RNA to Protein - Molecular Biology of the Cell - NCBI Bookshelf


Rather, the translation of mRNA into protein depends on adaptor molecules that can .... We have seen that, to read the genetic code in DNA, cells make a series of ..... According to this idea, correct matches have a narrowly defined affinity for .... as polysomes), large cytoplasmic assemblies made up of several ribosomes ...

Protein Synthesis - Biology Questions


Every protein of an organism is made from information contained in RNA molecules, which are made according to a template based on a sequence of ...

DNA and Protein Synthesis - BioTopics Website


The 2 strands of the DNA molecule are temporarily split by enzymes which ... Transcription: RNA made according to base sequence in DNA ... amino acids one by one in the correct order for assembly into the protein. ... A different combination of 3 mRNA bases, also called a triplet, codes for each one of the 20 amino acids.