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98 relations: Active site, Algae, Allophanate hydrolase, Amidohydrolase, Ammonia, Ancestor, Antiferromagnetism, Apatite, Bacteria, Biomineralization, Brucella, Calcium carbonate, Canavalia ensiformis, Carbamate, Carbon dioxide, Carbonate, Carbonic acid, Carbonyl group, Carboxylate, Catalysis, Chelation, Circulatory system, Cirrhosis, Cobalt, Corynebacterium urealyticum, Cryptococcus, Crystallization, Cysteine, Dodecameric protein, Electrophile, Enzyme, Enzyme inhibitor, Eutrophication, Fungus, Gastric acid, Gut flora, Helicobacter, Helicobacter pylori, Hepatic encephalopathy, Hydrogen bond, Hydrogen ion, Hydrolysis, Hydroxide, Hydroxycarbamide, Hyperammonemia, Imidazole, In vitro, Invertebrate, James B. Sumner, Klebsiella, ..., Lewis acids and bases, Lumen (anatomy), Magnetic susceptibility, Manganese, Metalloprotein, Molecular mass, Morganella morganii, Mucous membrane, Mycoplasma, Nickel, Nitrogen, Nobel Prize in Chemistry, Nocardia, Oligomer, Opportunistic infection, Oxygen, Pathogen, Pathogenesis, Pea, Periplasm, PH, Protein, Protein dimer, Protein family, Protein subunit, Proteus (bacterium), Proteus mirabilis, Proteus vulgaris, Proton-gated urea channel, Providencia (bacterium), Rapid urease test, Resonance, Serratia, Spin states (d electrons), Sporosarcina pasteurii, Staphylococcus saprophyticus, Stoichiometry, Struvite, Tight junction, Transition state, Ulcer, Unified atomic mass unit, Urea, Urea carboxylase, Ureaplasma urealyticum, Watermelon, X-ray absorption spectroscopy, Zwitterion. Expand index (48 more) »
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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Algae
Algae (singular alga) is an informal term for a large, diverse group of photosynthetic organisms that are not necessarily closely related, and is thus polyphyletic.
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Allophanate hydrolase
In enzymology, an allophanate hydrolase is an enzyme that catalyzes the chemical reaction Thus, the two substrates of this enzyme are allophanate (urea-1-carboxylate or N-carbamoylcarbamate) and H2O, whereas its two products are HCO3− and NH4+.
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Amidohydrolase
Amidohydrolases (or amidases) are a type of hydrolase that acts upon amide bonds.
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Ammonia
Ammonia is a compound of nitrogen and hydrogen with the formula NH3.
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Ancestor
An ancestor is a parent or (recursively) the parent of an antecedent (i.e., a grandparent, great-grandparent, great-great-grandparent, and so forth).
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Antiferromagnetism
In materials that exhibit antiferromagnetism, the magnetic moments of atoms or molecules, usually related to the spins of electrons, align in a regular pattern with neighboring spins (on different sublattices) pointing in opposite directions.
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Apatite
Apatite is a group of phosphate minerals, usually referring to hydroxylapatite, fluorapatite and chlorapatite, with high concentrations of OH−, F− and Cl− ions, respectively, in the crystal.
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Bacteria
Bacteria (common noun bacteria, singular bacterium) is a type of biological cell.
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Biomineralization
Biomineralization is the process by which living organisms produce minerals, often to harden or stiffen existing tissues.
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Brucella
Brucella is a genus of Gram-negative bacteria, named after David Bruce (1855–1931).
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Calcium carbonate
Calcium carbonate is a chemical compound with the formula CaCO3.
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Canavalia ensiformis
Canavalia ensiformis, or (common) jack bean, is a legume which is used for animal fodder and human nutrition, especially in Brazil where it is called feijão-de-porco ("pig bean").
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Carbamate
A carbamate is an organic compound derived from carbamic acid (NH2COOH).
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Carbon dioxide
Carbon dioxide (chemical formula) is a colorless gas with a density about 60% higher than that of dry air.
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Carbonate
In chemistry, a carbonate is a salt of carbonic acid (H2CO3), characterized by the presence of the carbonate ion, a polyatomic ion with the formula of.
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Carbonic acid
Carbonic acid is a chemical compound with the chemical formula H2CO3 (equivalently OC(OH)2).
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Carbonyl group
In organic chemistry, a carbonyl group is a functional group composed of a carbon atom double-bonded to an oxygen atom: C.
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Carboxylate
A carboxylate is a salt or ester of a carboxylic acid.
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Catalysis
Catalysis is the increase in the rate of a chemical reaction due to the participation of an additional substance called a catalysthttp://goldbook.iupac.org/C00876.html, which is not consumed in the catalyzed reaction and can continue to act repeatedly.
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Chelation
Chelation is a type of bonding of ions and molecules to metal ions.
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Circulatory system
The circulatory system, also called the cardiovascular system or the vascular system, is an organ system that permits blood to circulate and transport nutrients (such as amino acids and electrolytes), oxygen, carbon dioxide, hormones, and blood cells to and from the cells in the body to provide nourishment and help in fighting diseases, stabilize temperature and pH, and maintain homeostasis.
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Cirrhosis
Cirrhosis is a condition in which the liver does not function properly due to long-term damage.
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Cobalt
Cobalt is a chemical element with symbol Co and atomic number 27.
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Corynebacterium urealyticum
Corynebacterium urealyticum is a bacterial species of the Corynebacterium genus.
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Cryptococcus
Cryptococcus (Greek for "hidden sphere") is a genus of fungi, which grow in culture as yeasts.
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Crystallization
Crystallization is the (natural or artificial) process by which a solid forms, where the atoms or molecules are highly organized into a structure known as a crystal.
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Cysteine
Cysteine (symbol Cys or C) is a semi-essential proteinogenic amino acid with the formula HO2CCH(NH2)CH2SH.
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Dodecameric protein
A dodecameric protein has a quaternary structure consisting of 12 protein subunits in a complex.
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Electrophile
In organic chemistry, an electrophile is a reagent attracted to electrons.
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Enzyme
Enzymes are macromolecular biological catalysts.
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Enzyme inhibitor
4QI9) An enzyme inhibitor is a molecule that binds to an enzyme and decreases its activity.
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Eutrophication
Eutrophication (from Greek eutrophos, "well-nourished"), or hypertrophication, is when a body of water becomes overly enriched with minerals and nutrients that induce excessive growth of plants and algae.
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Fungus
A fungus (plural: fungi or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms.
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Gastric acid
Gastric acid, gastric juice or stomach acid, is a digestive fluid formed in the stomach and is composed of hydrochloric acid (HCl), potassium chloride (KCl) and sodium chloride (NaCl).
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Gut flora
Gut flora, or gut microbiota, or gastrointestinal microbiota, is the complex community of microorganisms that live in the digestive tracts of humans and other animals, including insects.
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Helicobacter
Helicobacter is a genus of Gram-negative bacteria possessing a characteristic helical shape.
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Helicobacter pylori
Helicobacter pylori, previously known as Campylobacter pylori, is a gram-negative, microaerophilic bacterium usually found in the stomach.
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Hepatic encephalopathy
Hepatic encephalopathy (HE) is an altered level of consciousness as a result of liver failure.
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Hydrogen bond
A hydrogen bond is a partially electrostatic attraction between a hydrogen (H) which is bound to a more electronegative atom such as nitrogen (N), oxygen (O), or fluorine (F), and another adjacent atom bearing a lone pair of electrons.
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Hydrogen ion
A hydrogen ion is created when a hydrogen atom loses or gains an electron.
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Hydrolysis
Hydrolysis is a term used for both an electro-chemical process and a biological one.
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Hydroxide
Hydroxide is a diatomic anion with chemical formula OH−.
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Hydroxycarbamide
Hydroxycarbamide, also known as hydroxyurea, is a medication used in sickle-cell disease, chronic myelogenous leukemia, cervical cancer, and polycythemia vera.
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Hyperammonemia
Hyperammonemia (or hyperammonaemia) is a metabolic disturbance characterised by an excess of ammonia in the blood.
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Imidazole
Imidazole is an organic compound with the formula C3N2H4.
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In vitro
In vitro (meaning: in the glass) studies are performed with microorganisms, cells, or biological molecules outside their normal biological context.
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Invertebrate
Invertebrates are animals that neither possess nor develop a vertebral column (commonly known as a backbone or spine), derived from the notochord.
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James B. Sumner
James Batcheller Sumner (November 19, 1887 – August 12, 1955) was an American chemist.
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Klebsiella
Klebsiella is a genus of nonmotile, Gram-negative, oxidase-negative, rod-shaped bacteria with a prominent polysaccharide-based capsule.
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Lewis acids and bases
A Lewis acid is a chemical species that contains an empty orbital which is capable of accepting an electron pair from a Lewis base to form a Lewis adduct.
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Lumen (anatomy)
In biology, a lumen (plural lumina) is the inside space of a tubular structure, such as an artery or intestine.
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Magnetic susceptibility
In electromagnetism, the magnetic susceptibility (Latin: susceptibilis, "receptive"; denoted) is one measure of the magnetic properties of a material.
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Manganese
Manganese is a chemical element with symbol Mn and atomic number 25.
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Metalloprotein
Metalloprotein is a generic term for a protein that contains a metal ion cofactor.
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Molecular mass
Relative Molecular mass or molecular weight is the mass of a molecule.
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Morganella morganii
Morganella morganii is a species of Gram-negative bacteria.
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Mucous membrane
A mucous membrane or mucosa is a membrane that lines various cavities in the body and covers the surface of internal organs.
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Mycoplasma
Mycoplasma is a genus of bacteria that lack a cell wall around their cell membrane.
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Nickel
Nickel is a chemical element with symbol Ni and atomic number 28.
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Nitrogen
Nitrogen is a chemical element with symbol N and atomic number 7.
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Nobel Prize in Chemistry
The Nobel Prize in Chemistry (Nobelpriset i kemi) is awarded annually by the Royal Swedish Academy of Sciences to scientists in the various fields of chemistry.
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Nocardia
Nocardia is a genus of weakly staining Gram-positive, catalase-positive, rod-shaped bacteria.
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Oligomer
An oligomer (oligo-, "a few" + -mer, "parts") is a molecular complex of chemicals that consists of a few monomer units, in contrast to a polymer, where the number of monomers is, in principle, infinite.
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Opportunistic infection
An opportunistic infection is an infection caused by pathogens (bacteria, viruses, fungi, or protozoa) that take advantage of an opportunity not normally available, such as a host with a weakened immune system, an altered microbiota (such as a disrupted gut microbiota), or breached integumentary barriers.
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Oxygen
Oxygen is a chemical element with symbol O and atomic number 8.
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Pathogen
In biology, a pathogen (πάθος pathos "suffering, passion" and -γενής -genēs "producer of") or a '''germ''' in the oldest and broadest sense is anything that can produce disease; the term came into use in the 1880s.
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Pathogenesis
The pathogenesis of a disease is the biological mechanism (or mechanisms) that leads to the diseased state.
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Pea
The pea is most commonly the small spherical seed or the seed-pod of the pod fruit Pisum sativum.
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Periplasm
The periplasm is a concentrated gel-like matrix in the space between the inner cytoplasmic membrane and the bacterial outer membrane called the periplasmic space in gram-negative bacteria.
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PH
In chemistry, pH is a logarithmic scale used to specify the acidity or basicity of an aqueous solution.
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Protein
Proteins are large biomolecules, or macromolecules, consisting of one or more long chains of amino acid residues.
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Protein dimer
In biochemistry, a protein dimer is a macromolecular complex formed by two protein monomers, or single proteins, which are usually non-covalently bound.
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Protein family
A protein family is a group of evolutionarily-related proteins.
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Protein subunit
In structural biology, a protein subunit is a single protein molecule that assembles (or "coassembles") with other protein molecules to form a protein complex.
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Proteus (bacterium)
Proteus is a genus of Gram-negative Proteobacteria.
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Proteus mirabilis
Proteus mirabilis is a Gram-negative, facultatively anaerobic, rod-shaped bacterium.
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Proteus vulgaris
Proteus vulgaris is a rod-shaped, nitrate-reducing, indole+ and catalase-positive, hydrogen sulfide-producing, Gram-negative bacterium that inhabits the intestinal tracts of humans and animals.
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Proton-gated urea channel
The proton-gated urea channel is an inner-membrane protein essential for the survival to Helicobacter pylori.
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Providencia (bacterium)
Providencia is a Gram-negative, motile bacterium of the family Enterobacteriaceae.
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Rapid urease test
Rapid urease test, also known as the CLO test (Campylobacter-like organism test), is a rapid diagnostic test for diagnosis of Helicobacter pylori.
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Resonance
In physics, resonance is a phenomenon in which a vibrating system or external force drives another system to oscillate with greater amplitude at specific frequencies.
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Serratia
Serratia is a genus of Gram-negative, facultatively anaerobic, rod-shaped bacteria of the Enterobacteriaceae family.
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Spin states (d electrons)
Spin states when describing transition metal coordination complexes refers to the potential spin configurations of the metal center's d electrons.
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Sporosarcina pasteurii
Sporosarcina pasteurii formerly known as Bacillus pasteurii from older taxonomies, is a bacterium with the ability to precipitate calcite and solidify sand given a calcium source and urea, through the process of microbiologically induced calcite precipitation or biological cementation.
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Staphylococcus saprophyticus
Staphylococcus saprophyticus is a Gram-positive coccus belonging to the coagulase-negative genus Staphylococcus.
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Stoichiometry
Stoichiometry is the calculation of reactants and products in chemical reactions.
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Struvite
Struvite (magnesium ammonium phosphate) is a phosphate mineral with formula: NH4MgPO4·6H2O.
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Tight junction
Tight junctions, also known as occluding junctions or zonulae occludentes (singular, zonula occludens) are multiprotein junctional complex whose general function is to prevent leakage of transported solutes and water and seals the paracellular pathway.
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Transition state
The transition state of a chemical reaction is a particular configuration along the reaction coordinate.
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Ulcer
An ulcer is a discontinuity or break in a bodily membrane that impedes the organ of which that membrane is a part from continuing its normal functions.
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Unified atomic mass unit
The unified atomic mass unit or dalton (symbol: u, or Da) is a standard unit of mass that quantifies mass on an atomic or molecular scale (atomic mass).
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Urea
Urea, also known as carbamide, is an organic compound with chemical formula CO(NH2)2.
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Urea carboxylase
In enzymology, an urea carboxylase is an enzyme that catalyzes the chemical reaction The 3 substrates of this enzyme are ATP, urea, and HCO3-, whereas its 3 products are ADP, phosphate, and urea-1-carboxylate (allophanate).
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Ureaplasma urealyticum
Ureaplasma urealyticum is a bacterium belonging to the genus Ureaplasma and the family Mycoplasmataceae in the order Mycoplasmatales.
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Watermelon
Citrullus lanatus is a plant species in the family Cucurbitaceae, a vine-like (scrambler and trailer) flowering plant originally from Africa.
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X-ray absorption spectroscopy
X-ray absorption spectroscopy (XAS) is a widely used technique for determining the local geometric and/or electronic structure of matter.
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Zwitterion
In chemistry, a zwitterion, formerly called a dipolar ion, is a molecule with two or more functional groups, of which at least one has a positive and one has a negative electrical charge and the net charge of the entire molecule is zero.
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Redirects here:
EC 3.5.1.5, Urea amidohydrolase, Urease-positive.
References
[1] https://en.wikipedia.org/wiki/Urease
