News tagged with functional molecules

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Genome sequencing alone provides researchers with only limited information on the organism works because it neither reveals how the system is regulated nor does it indicate the role of each specific DNA sequence or RNA transcript. ...

dateMar 26, 2012 in Biotechnology
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A foot in the door to genetic information

In the cell nucleus, DNA wraps around what are called histone proteins, forming regularly spaced spherical bodies called nucleosomes. Thus, large portions of the genetic material are inaccessible to the gene reading machinery. ...

dateMar 07, 2012 in Biochemistry
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Metabolic errors can spell doom for DNA

Many critical cell functions depend on a class of molecules called purines, which form half of the building blocks of DNA and RNA, and are a major component of the chemicals that store a cell’s energy. Cells keep tight ...

dateJan 31, 2012 in Cell & Microbiology
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Iodate refuses to intimidate

Like a bull in a china shop, a massive, iodine-based ion called iodate should disrupt the surrounding water molecules until it is forcibly expelled. However, it doesn't. This disconnect between the molecule's attributes and ...

dateNov 08, 2011 in Materials Science
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