
Although the GAS5 gene arises from what scientists previously described as "junk DNA", this gene is actually useful and not junk. The gene GAS5 acts as a brake on steroid hormone receptors, making it a key player in diseases such as hormone-sensitive prostate and breast cancer. Unlike many genes scientists are familiar with, GAS5 does not encode a protein. It gets transcribed into RNA, like other genes, but with GAS5 the RNA is what's important, not ...

via Medindia Health News
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