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mRNA Synthesis (Transcription) - McGraw Hill Education

Transcription is the process of making all of the cell's RNA molecules, not just those used in protein synthesis what are called the messenger RNAs (mRNAs).

14-10-2012 · Once the transcription is over the RNA strand is modified by enzymes

This poly-A tail is needed for the mRNA's transport to the cytoplasm (as a specific protein binds to it causing its transport), for its stability, and for the translation most mRNAs.

RNA Synthesis: Transcription | Boundless Microbiology

This methylguanosine cap stabilizes (it cannot be digested by exonucleases) the RNA and will be important in the translation process.

Transcription is the process of making any RNA, whether it is mRNA, ribosomal RNA (rRNA), transfer RNA (tRNA), as well as other small RNAs (we will take up siRNAs and similar molecules later).

This process of DNA-directed protein synthesis occurs in two stages: 1) transcription (messenger RNA synthesis: copying the genetic information from DNA to RNA) and 2) translation (polypeptide synthesis: using the genetic information in RNA to make a specific chain of amino acids).

RNA Synthesis (Transcription) and RNA Processing

After about 10 nucleotides of RNA are synthesized,  is released (it is not needed after initiation and can be used to start another transcript).

Protein. The substrates of protein synthesis are aminoacylated tRNAs. pared with the control of transcription and. thereafter, protein synthesis on ribosomes. Aug 7, 2017. In E. coli, most ribosomal protein r-protein synthesis is coordinated with. control mechanisms to the regulation of r-protein synthesis, we. The kinetics of synthesis of ribosomal, nonribosomal, and total protein, and of. protein synthesis is regulated by control of initiation of either transcription or.

In one case in humans,  mRNA can have a base changed by editing that results in the termination of translation (CAA --- UAA, a nonsense codon).
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