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METHYL GROUP
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I. (noun)
Sense 1
Meaning:
The univalent radical CH3- derived from methane
Synonyms:
methyl; methyl group; methyl radical
Classified under:
Hypernyms ("methyl group" is a kind of...):
alkyl; alkyl group; alkyl radical (any of a series of univalent groups of the general formula CnH2n+1 derived from aliphatic hydrocarbons)
Hyponyms (each of the following is a kind of "methyl group"):
aminomethane (a methyl with the hydrogen atom replaced by an amino radical)
hydroxymethyl (a methyl with hydroxide replacing the hydrogen atoms)
Context examples:
Phytosterol with a methyl group at the 24th carbon.
(Campesterol, NCI Thesaurus/CRCH)
A chemical reaction in which a small molecule called a methyl group is added to other molecules.
(Methylation, NCI Dictionary)
A terpene with two isoprene units head to tail with hydroxyl group attached to the head methyl group.
(Geraniol, NCI Thesaurus/CRCH)
Enzyme that transfers methyl groups from O(6) methylguanine and other methylated moities of DNA, to a cysteine residue in itself, thus repairing alkylated DNA in a single step reaction
(Methylated-DNA--Protein-Cysteine Methyltransferase, NIH CRISP Thesaurus)
Tocopherol with three methyl groups on its chromanol ring.
(Alpha-tocopherol, NCI Thesaurus/CRCH)
DNA Methylation Regulation involves cellular mechanisms that control covalent addition of methyl groups to specific cytosine residues of a DNA molecule, which typically influence gene expression and other genetic functions.
(DNA Methylation Regulation, NCI Thesaurus)
Hydrazines substituted with two methyl groups in any position.
(Dimethylhydrazines, NLM, Medical Subject Headings)
A terpene with two isoprene units forming a ring and with a hydroxyl group attached to the head methyl group.
(Perillyl alcohol, NCI Thesaurus/CRCH)
An enzyme (a protein that speeds up chemical reactions in the body) that attaches methyl groups to DNA.
(DNA methylase, NCI Dictionary)
A class of enzymes that transfers a functional methyl group from one chemical compound to another.
(Methyltransferase, NCI Thesaurus)