Lasalocid
... is able to make neutral complexes with monovalent and divalent cations and transport them through apolar phase ( ... including lipid bilayer membranes). It can also transport big organic cations like dopamine.[citation needed] Horses and dogs ...
Nickel compounds
Nickel ions can act as a cation in salts with many acids, including common oxoacids. Salts of the hexaaqua ion (Ni · 6 H2O2+) ... Nickel can be substituted by other divalent metals of similar sized to make mixtures that crystallise in the same form. Nickel ... Many double salts containing nickel with another cation are known. There are organic acid salts. Nickel can be part of a ... H43K14Na6Nb32 Ni10O183 is a nickel-cation-bridged polyoxoniobate which crystallizes in the monoclinic system with cell ...
Layered double hydroxides
... or by cation oxidation (Fe2+ → Fe3+ in the case of green rust, Fe(OH)2), in the metallic divalent (d) cation layers, so as to ... The dominant divalent cations, M2+, that have been reported in hydrotalcite supergroup minerals are: Mg, Ca, Mn, Fe, Ni, Cu and ... LDHs can be seen as derived from hydroxides of divalent cations (d) with the brucite (Mg(OH)2) layer structure [AdB AdB]n, by ... consists of divalent and trivalent cations, and can be represented by the formula [M(II) 1-xM(III) x(OH− )2]x+ [(Xn−)x/n · yH ...
His-tag
Several metal cations have high affinities for imidazole, the functional group of the His-tag. Divalent cation M2+ (M = Mn, Fe ... The lysate is exposed to affinity resin bound to a carrier matix coupled with a divalent cation, either by direct addition of ... The choice of cation is generally a compromise between binding capacity and purity. Nickel is often used as it offers a good ... The resin is then washed with buffer to remove proteins that do not specifically interact with bound cation and the protein of ...
Isomerase
The enzyme requires a divalent cation such as Co2+ and Mg2+ for peak activity, an additional cost to manufacturers. Glucose ... "A strategically positioned cation is crucial for efficient catalysis by chorismate mutase". The Journal of Biological Chemistry ... for the dramatic increase in the reaction rate in the presence of the mutase or upon addition of a specifically-placed cation ...
Glycerol dehydrogenase
Research into the structure of B. stearothermophilus shows that the active site contains a divalent cation-zinc ion, Zn2+. This ... Lin ECC; Magasanik B (1960). "The activation of glycerol dehydrogenase from Aerobacter aerogenes by monovalent cations". J. ... Lin ECC; Magasanik B (1960). "The activation of glycerol dehydrogenase from Aerobacter aerogenes by monovalent cations". J. ...
Chondrodite
Half of the octahedral sites are filled by divalent cations, principally Mg, and one tenth of the tetrahedral sites are filled ...
Aiyu jelly
LMP gels in presence of divalent cations, which are found in sufficient amount in water (when undistilled), thus causing a ...
Hatchet ribozyme
A representative hatchet ribozyme requires divalent cations such as Mg2+ to promote RNA strand scission with a maximum rate ... perhaps indicating that one or more specialized binding sites that accommodate a limited number of divalent cations are present ... Inhibition by certain divalent metal ions could be due to the displacement of critical Mg2+ ions or by general disruption of ... of the reaction demonstrate that members of this ribozyme class have an essential requirement for divalent metal cations and ...
Calcium chloride transformation
... in view of the fact that the negatively charged DNA molecules and LPS form coordination complexes with the divalent cations. ...
Water softening
Ion-exchange resins are organic polymers containing anionic functional groups to which the divalent cations (Ca2+) bind more ... Water softening is the removal of calcium, magnesium, and certain other metal cations in hard water. The resulting soft water ... strongly than monovalent cations (Na+). Inorganic materials called zeolites also exhibit ion-exchange properties. These ...
Farnesyl-diphosphate farnesyltransferase
The reaction mechanism of SQS requires a divalent cation, often Mg2+, to facilitate binding of the pyrophosphate groups on FPP ... Thus, the cyclobutyl cation may actually be a transition state between the two cyclopropylcarbinyl cations, rather than a ... Subsequently, a second 1,2-migration occurs to form another cyclopropylcarbinyl cation, with the cation resting on a tertiary ... The process begins with ionization of pyrophosphate, giving a cyclopropylcarbinyl cation. The cation rearranges by a 1,2- ...
Hiba Mohamed
Blackwell, Jenefer M; Searle, Susan; Mohamed, Hiba; White, Jacqueline K (2003-01-22). Divalent cation transport and ...
MYL2
... of contraction in skeletal muscle fibers containing a mutant myosin regulatory light chain with reduced divalent cation binding ... Bagshaw CR (1977). "On the location of the divalent metal binding sites and the light chain subunits of vertebrate myosin". ...
ZinT protein domain
The domain contains a single binding site that can accommodate a divalent cation, with a geometry suggestive of zinc binding. ...
Natural resistance-associated macrophage protein 1
Blackwell JM, Searle S, Mohamed H, White JK (January 2003). "Divalent cation transport and susceptibility to infectious and ... This gene is a member of the solute carrier family 11 (proton-coupled divalent metal ion transporters) family and encodes a ... The protein functions as a divalent transition metal (iron and manganese) transporter involved in iron metabolism and host ... "Entrez Gene: SLC11A1 solute carrier family 11 (proton-coupled divalent metal ion transporters), member 1". Teras IuKh, Ryĭgas ...
Gene delivery
It is suggested that exposing the cells to divalent cations in cold condition may change or weaken the cell surface structure, ... Typically the cells are incubated in a solution containing divalent cations (often calcium chloride) under cold conditions, ...
UTP-glucose-1-phosphate uridylyltransferase
... activity requires two divalent cations to stabilize the binding of negatively ... Zea CJ, Camci-Unal G, Pohl NL (July 2008). "Thermodynamics of binding of divalent magnesium and manganese to uridine phosphates ...
Glossary of genetics (0-L)
Many ionophores are lipid-soluble proteins that catalyze the transport of monovalent and divalent cations across the ...
René Thomas (biologist)
... especially lower concentration of divalent cations. These preserve the inter-nucleotide bonds that maintain the DNA structure, ...
Leslie Orgel
They further discovered that the divalent metal cation used to catalyze the reaction influenced the regiochemistry of the inter ...
2-Acrylamido-2-methylpropane sulfonic acid
Inhibition of divalent cation precipitation: Sulfonic acid in AMPS is a very strong ionic group and ionizes completely in ... of a polymer containing even a small quantity of AMPS can significantly inhibit the precipitation of divalent cations. The ... Water treatment applications: The cation stability of the AMPS-containing polymers are very useful for water treatment ... Detergents: Enhances the washing performance of surfactants by binding multivalent cations and reducing dirt attachment. ...
Electrodialysis
Monovalent cations usually are particularly (Na+, Cl-) harmful for crops, whereas most divalent ions (Ca+2, Mg+2, SO4-2) are ... These cations also stay in the C stream, prevented from further migration toward the cathode by the positively charged anion- ... Only an equal number of anion and cation charge equivalents are transferred from the D stream into the C stream and so the ... Depending on the stack configuration, anions and cations from the electrode stream may be transported into the C stream, or ...
Gitelman syndrome
... action of the basolateral Na+/K+-ATPase might create an electrical gradient favourable for the reabsorption of divalent cations ...
CGAS-STING cytosolic DNA sensing pathway
Here they are stabilized through base stacking, hydrogen bonds, and divalent cations in order to catalyze phosphodiester bond ...
Hydrogel dressing
Hydrogels used in wound dressings can be self-assembled upon addition of divalent metal cations or electrically charged ... Hydrogels may be modified to incorporate metal cations (e.g. copper (II)), degradable linkers (e.g. dextran), and adhesive ...
Trimeric intracellular cation-selective channel
There are two known TRIC proteins, TRIC-A and TRIC-B. TRICs are permeable to both Na+ and K+ but not divalent cations like Ca2+ ... The trimeric intracellular cation-selective channels or TRIC proteins are a group of homo-trimeric cation channel proteins of ~ ... "Absence of the ER Cation Channel TMEM38B/TRIC-B Disrupts Intracellular Calcium Homeostasis and Dysregulates Collagen Synthesis ...
Galena
Divalent lead (Pb) cations and sulfur (S) anions form a close-packed cubic unit cell much like the mineral halite of the halide ...
Pimelite
The octahedral sites may be fully occupied by divalent cations, producing trioctahedral layers, where each O or OH ion is ... surrounded by 3 divalent cations. Alternatively the octahedral sites may be 2/3 occupied by trivalent cations, producing ... dioctahedral layers, where each O or OH ion is surrounded by 2 trivalent cations. There is one formula unit per unit cell (Z = ...
Calmodulin
... are functional protein channels in the plasma membrane that have overlapping CaM binding sites transport divalent cations such ... Chao SH, Suzuki Y, Zysk JR, Cheung WY (July 1984). "Activation of calmodulin by various metal cations as a function of ionic ...