hydroxylase
noun
hy·drox·y·lase
hī-ˈdräk-sə-ˌlās 
-ˌlāz
: any of a group of enzymes that catalyze oxidation reactions in which one of the two atoms of molecular oxygen is incorporated into the substrate and the other is used to oxidize NADH or NADPH
Examples of hydroxylase in a Sentence
Recent Examples on the Web
It's characterized by low levels of phenylalanine hydroxylase (PAH), an enzyme that breaks down the amino acid phenylalanine.
—
Lindsey Desoto, Rd, Ld, Health, 10 Aug. 2024
That’s because those born with PKU have inherited a gene mutation that prevents an enzyme called phenylalanine hydroxylase (PAH) from converting phenylalanine into stuff that your body can use.
—Bruce Y. Lee, Forbes, 18 Feb. 2024
Alpha-hydroxylase enzymes and VDRs, both of which contribute to glucose tolerance and resistance, are present in the insulin-producing beta cells in the pancreas.
—Amber Smith, Discover Magazine, 15 Dec. 2022
Serotonin is produced in the gut by a biochemical conversion between tryptophan and its catalyst, tryptophan hydroxylase.
—Natalie Meade, Quartz, 24 Apr. 2020
Lindsey Desoto, Rd, Ld, Health, 10 Aug. 2024
That’s because those born with PKU have inherited a gene mutation that prevents an enzyme called phenylalanine hydroxylase (PAH) from converting phenylalanine into stuff that your body can use.
—Bruce Y. Lee, Forbes, 18 Feb. 2024
Alpha-hydroxylase enzymes and VDRs, both of which contribute to glucose tolerance and resistance, are present in the insulin-producing beta cells in the pancreas.
—Amber Smith, Discover Magazine, 15 Dec. 2022
Serotonin is produced in the gut by a biochemical conversion between tryptophan and its catalyst, tryptophan hydroxylase.
—Natalie Meade, Quartz, 24 Apr. 2020
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'hydroxylase.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near hydroxylase
Cite this Entry
“Hydroxylase.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydroxylase. Accessed 5 Nov. 2024.
Copy CitationMedical Definition
hydroxylase
noun
hy·drox·y·lase
hī-ˈdräk-sə-ˌlās, -ˌlāz
: any of a group of enzymes that catalyze oxidation reactions in which one of the two atoms of molecular oxygen is incorporated into the substrate and the other is used to oxidize NADH or NADPH
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