DNA methylation
<p>Oct 03, 2016 07:47 PM This is a crucial, well written wiki!</p>
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methyl groups are ONLY added to Cytosine!!!</p>
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4% in Mus musculus (mouse).</p>
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methylation of cytosine to form 5-methylcytosine...</p>
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occurs at same position where thymine's (one ring) methyl group is located (at 5 position)</p>
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