49 relations: Active site, Albinism, Allotropes of oxygen, Benzoquinone, Biomolecular structure, Catechol, Catechol oxidase, Central Asia, Coordination number, Copper, Copper protein, Coumarin, Dopamine, Enzyme, Europe, Flavonoid, Gene, Glycoprotein, Glycosylation, Histidine, Hyperpigmentation, Kojic acid, Mbuti people, Melanin, Melanocyte, Melanosome, Melasma, Microphthalmia-associated transcription factor, Middle East, North Africa, Oxidase, Oxygen, Phenols, Polyphenol oxidase, Potato, Quinone, Rate-determining step, Residue (chemistry), San people, Sclerotin, Stilbenoid, Substrate (chemistry), Transmembrane protein, Tropolone, Tyrosine, Vanillic acid, Vanillin, Vanillyl alcohol, Water.
Active site
In biology, the active site is the region of an enzyme where substrate molecules bind and undergo a chemical reaction.
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Albinism
Albinism in humans is a congenital disorder characterized by the complete or partial absence of pigment in the skin, hair and eyes.
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Allotropes of oxygen
There are several known allotropes of oxygen.
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Benzoquinone
Benzoquinone (C6H4O2) is a quinone with a single benzene ring, of which there are only two.
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Biomolecular structure
Biomolecular structure is the intricate folded, three-dimensional shape that is formed by a molecule of protein, DNA, or RNA, and that is important to its function.
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Catechol
Catechol, also known as pyrocatechol or 1,2-dihydroxybenzene, is an organic compound with the molecular formula C6H4(OH)2.
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Catechol oxidase
Catechol oxidase is a copper oxidase that contains a type 3 di-copper cofactor and catalyzes the oxidation of ortho-diphenols into ortho-quinones coupled with the reduction of molecular oxygen to water.
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Central Asia
Central Asia stretches from the Caspian Sea in the west to China in the east and from Afghanistan in the south to Russia in the north.
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Coordination number
In chemistry, crystallography, and materials science the coordination number, also called ligancy, of a central atom in a molecule or crystal is the number of atoms, molecules or ions bonded to it.
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Copper
Copper is a chemical element with symbol Cu (from cuprum) and atomic number 29.
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Copper protein
Copper proteins are proteins that contain one or more copper ions as prosthetic groups.
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Coumarin
Coumarin (2H-chromen-2-one) is a fragrant organic chemical compound in the benzopyrone chemical class, although it may also be seen as a subclass of lactones.
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Dopamine
Dopamine (DA, a contraction of 3,4-dihydroxyphenethylamine) is an organic chemical of the catecholamine and phenethylamine families that plays several important roles in the brain and body.
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Enzyme
Enzymes are macromolecular biological catalysts.
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Europe
Europe is a continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere.
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Flavonoid
Flavonoids (or bioflavonoids) (from the Latin word flavus meaning yellow, their color in nature) are a class of plant and fungus secondary metabolites.
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Gene
In biology, a gene is a sequence of DNA or RNA that codes for a molecule that has a function.
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Glycoprotein
Glycoproteins are proteins that contain oligosaccharide chains (glycans) covalently attached to amino acid side-chains.
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Glycosylation
Glycosylation (see also chemical glycosylation) is the reaction in which a carbohydrate, i.e. a glycosyl donor, is attached to a hydroxyl or other functional group of another molecule (a glycosyl acceptor).
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Histidine
Histidine (symbol His or H) is an α-amino acid that is used in the biosynthesis of proteins.
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Hyperpigmentation
Hyperpigmentation is the darkening of an area of skin or nails caused by increased melanin.
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Kojic acid
Kojic acid is a chelation agent produced by several species of fungi, especially Aspergillus oryzae, which has the Japanese common name koji.
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Mbuti people
Mbuti or Bambuti are one of several indigenous pygmy groups in the Congo region of Africa.
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Melanin
Melanin (from μέλας melas, "black, dark") is a broad term for a group of natural pigments found in most organisms.
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Melanocyte
Melanocytes are melanin-producing neural crest-derived cells located in the bottom layer (the stratum basale) of the skin's epidermis, the middle layer of the eye (the uvea), the inner ear, vaginal epithelium, meninges, bones, and heart.
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Melanosome
A melanosome is an organelle found in animal cells and is the site for synthesis, storage and transport of melanin, the most common light-absorbing pigment found in the animal kingdom.
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Melasma
Melasma (also known as chloasma faciei,James, William; Berger, Timothy; Elston, Dirk (2005). Andrews' Diseases of the Skin: Clinical Dermatology. (10th ed.). Saunders.. or the mask of pregnancy when present in pregnant women) is a tan or dark skin discoloration.
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Microphthalmia-associated transcription factor
Microphthalmia-associated transcription factor also known as class E basic helix-loop-helix protein 32 or bHLHe32 is a protein that in humans is encoded by the MITF gene.
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Middle East
The Middle Easttranslit-std; translit; Orta Şərq; Central Kurdish: ڕۆژھەڵاتی ناوین, Rojhelatî Nawîn; Moyen-Orient; translit; translit; translit; Rojhilata Navîn; translit; Bariga Dhexe; Orta Doğu; translit is a transcontinental region centered on Western Asia, Turkey (both Asian and European), and Egypt (which is mostly in North Africa).
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North Africa
North Africa is a collective term for a group of Mediterranean countries and territories situated in the northern-most region of the African continent.
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Oxidase
An oxidase is an enzyme that catalyzes an oxidation-reduction reaction, especially one involving dioxygen (O2) as the electron acceptor.
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Oxygen
Oxygen is a chemical element with symbol O and atomic number 8.
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Phenols
In organic chemistry, phenols, sometimes called phenolics, are a class of chemical compounds consisting of a hydroxyl group (—OH) bonded directly to an aromatic hydrocarbon group.
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Polyphenol oxidase
Polyphenol oxidase (PPO; also monophenol monooxygenase or polyphenol oxidase i, chloroplastic) is a tetramer that contains four atoms of copper per molecule, and binding sites for two aromatic compounds and oxygen.
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Potato
The potato is a starchy, tuberous crop from the perennial nightshade Solanum tuberosum.
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Quinone
The quinones are a class of organic compounds that are formally "derived from aromatic compounds by conversion of an even number of –CH.
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Rate-determining step
In chemical kinetics, the overall rate of a reaction is often approximately determined by the slowest step, known as the rate-determining step (RDS) or rate-limiting step.
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Residue (chemistry)
In chemistry residue is whatever remains or acts as a contaminant after a given class of events.
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San people
No description.
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Sclerotin
Sclerotin is a component of the cuticles of various Arthropoda, most familiarly insects.
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Stilbenoid
Stilbenoids are hydroxylated derivatives of stilbene.
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Substrate (chemistry)
In chemistry, a substrate is typically the chemical species being observed in a chemical reaction, which reacts with a reagent to generate a product.
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Transmembrane protein
A transmembrane protein (TP) is a type of integral membrane protein that spans the entirety of the biological membrane to which it is permanently attached.
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Tropolone
Tropolone is an organic compound with the formula C7H5(OH)O.
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Tyrosine
Tyrosine (symbol Tyr or Y) or 4-hydroxyphenylalanine is one of the 20 standard amino acids that are used by cells to synthesize proteins.
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Vanillic acid
Vanillic acid (4-hydroxy-3-methoxybenzoic acid) is a dihydroxybenzoic acid derivative used as a flavoring agent.
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Vanillin
Vanillin is a phenolic aldehyde, which is an organic compound with the molecular formula C8H8O3.
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Vanillyl alcohol
Vanillyl alcohol is derived from vanillin.
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Water
Water is a transparent, tasteless, odorless, and nearly colorless chemical substance that is the main constituent of Earth's streams, lakes, and oceans, and the fluids of most living organisms.
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EC 1.14.18.1, Monophenol monooxygenase, Mushroom tyrosinase, OCA1A, OCAIA, Oca1a, Ocaia, TYR (gene), Tyrosinase inhibition, Tyrosinase inhibitor, Tyrosinase inhibitors.
References
[1] https://en.wikipedia.org/wiki/Tyrosinase