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Related Concept Videos

The Central Dogma01:25

The Central Dogma

Overview
The Central Dogma01:20

The Central Dogma

The central dogma explains the flow of genetic information from DNA nucleotides to the amino acid sequence of proteins.
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In the early 1900s, scientists discovered that DNA stores all the information needed for cellular functions and that proteins perform most of these functions. However, the mechanisms of converting genetic information into functional proteins remained unknown for many years. Initially, it was believed that a single gene is...
The Central Dogma01:25

The Central Dogma

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The Central Dogma01:20

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The central dogma explains the flow of genetic information from DNA nucleotides to the amino acid sequence of proteins.
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Nucleic Acid Structure01:25

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The pentose sugar in DNA is deoxyribose, while in RNA the pentose sugar is ribose. The difference between the sugars is the presence of the hydroxyl group on the ribose's second carbon and a hydrogen on the deoxyribose's second carbon. The phosphate residue attaches to the hydroxyl group of the 5′ carbon of one sugar and the hydroxyl group of the 3′ carbon of the sugar of the next nucleotide, which forms  a 5′ to 3′ phosphodiester linkage.
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A Reporter Assay to Analyze Intronic microRNA Maturation in Mammalian Cells
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Binary function of mRNA.

Malgorzata Kloc1, Victor Foreman, Sriyutha A Reddy

  • 1Department of Surgery, The Methodist Hospital and The Methodist Hospital Research Institute, 6565 Fannin St., Houston, TX 77030, USA. mkloc@tmhs.org

Biochimie
|July 26, 2011
PubMed
Summary
This summary is machine-generated.

Messenger RNA (mRNA) has a dual function beyond protein synthesis. Some mRNAs possess independent structural roles, influencing cellular phenotypes alongside their protein products.

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Area of Science:

  • Molecular Biology
  • Genetics
  • Biochemistry

Background:

  • Messenger RNA (mRNA) was historically considered solely a template for protein synthesis.
  • Recent research challenges this paradigm by revealing additional mRNA functions.

Purpose of the Study:

  • To review the concept of functionally binary mRNA molecules.
  • To explore the implications of mRNA's independent structural functions.

Main Methods:

  • Literature review of studies on prokaryotic and eukaryotic mRNA.
  • Discussion of multifunctional RNA molecules and the RNA World Hypothesis.

Main Results:

  • Some mRNAs exhibit binary functions, unrelated to their protein products.
  • These structural mRNA functions can independently influence cellular and organismal phenotypes.

Conclusions:

  • Cellular phenotypes can be determined by both protein function and independent mRNA structural roles.
  • This dual functionality broadens our understanding of RNA's biological significance.