What converts mRNA into a protein? (2024)

Posted January 10, 2023


Answer

Ribosomes convert mRNA into a protein. Ribosomes are small, membrane-less organelles that are significant sites of protein synthesis. mRNA (messenger RNA) holds a transcript or coding sequence for protein synthesis. The process in which ribosomes convert mRNA into a protein is known as translation. This takes place over three main steps – initiation, elongation, and termination.

  1. In the initiation phase, the ribosomal subunits assemble around the target mRNA strand and proceed to attract transfer RNA (tRNA) molecules bound to amino acids. The anticodon site of a special initiator tRNA interacts with a specific area on mRNA called a start codon.
  2. During the elongation phase, the ribosome moves along the mRNA molecule while linking amino acids to form a polypeptide chain.
  3. In the termination phase, the ribosome reaches a stop codon, which marks the end of protein synthesis. At this point, the ribosome releases the newly synthesized protein.

Additional resources

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What converts mRNA into a protein? (2024)

FAQs

What converts mRNA into a protein? ›

Ribosomes convert mRNA into a protein. Ribosomes are small, membrane-less organelles that are significant sites of protein synthesis. mRNA (messenger RNA) holds a transcript or coding sequence for protein synthesis. The process in which ribosomes convert mRNA into a protein is known as translation.

How does mRNA turn into a protein? ›

The mRNA is then pulled through the ribosome; as its codons encounter the ribosome's active site, the mRNA nucleotide sequence is translated into an amino acid sequence using the tRNAs as adaptors to add each amino acid in the correct sequence to the end of the growing polypeptide chain.

What converts mRNA code into a protein? ›

Translation is the process whereby mRNA is converted into proteins by ribosomes. Translation occurs in ribosomes, which are cellular structures made of proteins and ribosomal RNA (rRNA). Here, mRNA is converted into amino acid sequences, forming polypeptides.

What is the process of converting the mRNA message into a protein called? ›

The process converting the mRNA message into a sequence of amino acids on the surface of ribosomes is termed translation.

What transfers RNA to protein? ›

Central to the information flow from RNA to protein are transfer RNA (tRNA) molecules [1]. tRNAs are the vehicle that bring amino acids to the growing polypeptide chain at the ribosome and read the three base codons that define protein sequence [25].

What is the transcription of mRNA? ›

Definition. Transcription, as related to genomics, is the process of making an RNA copy of a gene's DNA sequence. This copy, called messenger RNA (mRNA), carries the gene's protein information encoded in DNA.

How does protein synthesis occur from process mRNA? ›

It involves reading the information from mRNA (messenger RNA) to put together a chain of amino acids. Ribosomes are the structures that synthesize the protein chain. Protein synthesis requires a tRNA (transfer RNA) which helps in the transfer of an amino acid molecule to the growing chain.

What is RNA converted into a protein called? ›

The flow of information from DNA to RNA to proteins is one of the fundamental principles of molecular biology. It is so important that it is sometimes called the “central dogma.” Through the processes of transcription and translation, information from genes is used to make proteins.

What converts DNA into mRNA? ›

Answer and Explanation: The RNA polymerase converts DNA into mRNA. RNA polymerase is an enzyme that is found within the cell and is important when it comes to making mRNA, or messanger RNA. It performs this task in a process known as transcription.

What are the steps of protein synthesis? ›

5 steps of protein synthesis
  • Transcription. The first stage of protein synthesis. ...
  • Translation. The second stage of protein synthesis. ...
  • Initiation. ...
  • Elongation. ...
  • Termination.
Jan 31, 2023

What is the process of converting mRNA to proteins called __________________? ›

tRNA carries and transfers an amino acid to the polypeptide chain being assembled during translation. translation – the process in which a cell converts genetic information carried in an mRNA molecule into a protein.

What is the process of using mRNA to construct a protein called? ›

Making proteins from mRNA is called translation.

What is the processing of mRNA called? ›

mRNA processing in eukaryotes. Transcription is the mechanism by which the information in genes (DNA) is used to produce RNA.

What step converts mRNA into a protein? ›

Ribosomes convert mRNA into a protein. Ribosomes are small, membrane-less organelles that are significant sites of protein synthesis. mRNA (messenger RNA) holds a transcript or coding sequence for protein synthesis. The process in which ribosomes convert mRNA into a protein is known as translation.

What enzyme converts RNA to protein? ›

Ribozymes are ribonucleic acid enzymes that function as part of the large ribosomal subunit to catalyze peptide bond formation. In this way, ribozymes in the ribosome function during translation to catalyze the formation of proteins from strands of mRNA.

What is the process of how an mRNA vaccine works? ›

mRNA vaccines work by introducing a piece of mRNA that corresponds to a viral protein, usually a small piece of a protein found on the virus's outer membrane. (Individuals who get an mRNA vaccine are not exposed to the virus, nor can they become infected with the virus by the vaccine.)

How are proteins made? ›

Proteins are made of amino acids.

Each protein has a defined length, component, and order of amino acids. After many steps, proteins are synthesized in a protein production factory called a ribosome, where the information coded by genes are interpreted, and proteins are folded into a specific three-dimensional shape.

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