Look up PKA or pKa in Wiktionary, the free dictionary. PKA may refer to: Napaskiak Airport (IATA code), airport in Napaskiak, Alaska Professionally known...
913 bytes (146 words) - 20:29, 9 December 2023
Acid dissociation constant (redirect from PKa)
the value of log Ka is the exponent (−5), giving pKa = 5. For acetic acid, Ka = 1.8 x 10−5, so pKa is about 5. A higher Ka corresponds to a stronger...
103 KB (11,513 words) - 19:58, 26 August 2024
Protein kinase A (redirect from Function of PKA)
protein kinase A (PKA) is a family of serine-threonine kinase whose activity is dependent on cellular levels of cyclic AMP (cAMP). PKA is also known as...
27 KB (2,665 words) - 17:03, 6 April 2024
In condensed-matter physics, a primary knock-on atom (PKA) is an atom that is displaced from its lattice site by irradiation; it is, by definition, the...
8 KB (1,113 words) - 08:49, 16 November 2022
Thai language (redirect from Pka:sa:tkaj)
Thai, or Central Thai (historically Siamese; Thai: ภาษาไทย), is a Tai language of the Kra–Dai language family spoken by the Central Thai, Mon, Lao Wiang...
106 KB (9,055 words) - 15:08, 23 September 2024
Professional Karate Association (PKA), later Professional Karate & Kickboxing Association, and now effective from March 1, 2022 PKA Worldwide was originally a...
13 KB (1,414 words) - 00:46, 8 September 2024
American superstars of kickboxing, he was the Professional Karate Association (PKA) World Full-Contact Champion, and the Middleweight Kickboxing Champion for...
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Ardhamagadhi Prakrit (redirect from ISO 639:pka)
Hindi languages Language family Indo-European Indo-Iranian Indo-Aryan Ardhamagadhi Prakrit Language codes ISO 639-3 pka Linguist List pka Glottolog None...
5 KB (557 words) - 08:26, 23 June 2024
value at pH = pKa ± 1, to 10% at pH = pKa ± 1.5 and to 1% at pH = pKa ± 2. For this reason the most useful range is approximately pKa ± 1. When choosing...
22 KB (2,336 words) - 16:33, 27 August 2024
protein pKa calculations are used to estimate the pKa values of amino acids as they exist within proteins. These calculations complement the pKa values...
18 KB (2,060 words) - 18:23, 29 February 2024
Packet Tracer (redirect from .pka)
Packet Tracer is a cross-platform visual simulation tool designed by Cisco Systems that allows users to create network topologies and imitate modern computer...
10 KB (844 words) - 04:52, 26 September 2024
Mushroom bodies (section PKA dynamics)
concentration of cAMP, which activates PKA. When dopamine, an aversive olfactory stimulant, is applied it activates PKA specifically in the vertical mushroom...
29 KB (3,400 words) - 23:32, 26 April 2024
Henderson–Hasselbach equation gives the pH of a solution relative to the pKa of the acid–base pair. However the pKa is dependent on ionic strength and temperature, and as...
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groups have different pKa values and bond strengths (single, double, triple) leading to increased electrophilicity with lower pKa and increased nucleophile...
38 KB (4,346 words) - 01:28, 9 September 2024
occurs halfway between the two carboxylate pKa values: pI = 1/2(pKa1 + pKa(R)), where pKa(R) is the side chain pKa. Similar considerations apply to other...
98 KB (10,141 words) - 19:21, 21 September 2024
protein kinase A (PKA). The PKA enzyme is also known as cAMP-dependent enzyme because it gets activated only if cAMP is present. Once PKA is activated, it...
11 KB (1,386 words) - 01:44, 28 March 2024
thermodynamically favorable (K > 1), the relationship pKa(BH) > pKa(AH) must hold. These values below are pKa values determined in dimethylsulfoxide (DMSO),...
32 KB (3,469 words) - 20:32, 22 July 2024
states that when pH equals the pKa or pKb value of the indicator, both species are present in a 1:1 ratio. If pH is above the pKa or pKb value, the concentration...
19 KB (1,662 words) - 02:25, 14 August 2024
fraction of PKA within the cell and reduce the force of contraction. With increased cAMP levels there is an increase in the activation of PKA. This PKA will...
15 KB (1,490 words) - 04:22, 18 September 2024
because when he decided to fight for PKA, Joe Corley felt the rules of the bout were quite different from those of PKA, Corley told Wilson to omit it. Wilson's...
53 KB (2,126 words) - 16:48, 19 September 2024
(NaOH). The buffering region is dependent upon the pKa, and is typically +/- 1.0 pH units of the pKa. The pKa of KHP is 5.4, so its pH buffering range would...
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give stronger acids (the pKa of acetic acid is 4.76 whereas trifluoroacetic acid, with a trifluoromethyl substituent, has a pKa of 0.23). Electron-donating...
26 KB (2,619 words) - 01:49, 26 August 2024
recombination equilibria below Values are at 25 °C and 0 ionic strength. The pKa values are the pH values where the concentration of each species is equal...
30 KB (2,582 words) - 02:29, 27 September 2024
eukaryotes, cyclic AMP works by activating protein kinase A (PKA, or cAMP-dependent protein kinase). PKA is normally inactive as a tetrameric holoenzyme, consisting...
16 KB (1,612 words) - 17:03, 22 January 2024
whose major intracellular receptor is the cAMP-dependent protein kinase (PKA) that acts through the phosphorylation of target proteins. The signal transduction...
16 KB (1,674 words) - 11:49, 16 November 2022
acid is a tribasic acid, with pKa values, extrapolated to zero ionic strength, of 3.128, 4.761, and 6.396 at 25 °C. The pKa of the hydroxyl group has been...
36 KB (3,655 words) - 14:24, 24 September 2024
by PKA, it releases CGI-58 and it expedites the docking of phosphorylated lipases to the lipid droplet. CGI-58 can be further phosphorylated by PKA to...
15 KB (1,555 words) - 16:37, 17 August 2024
its greater ionization, formic acid (pKa=3.74) is stronger than acetic acid (pKa=4.76). Monochloroacetic acid (pKa=2.82), though, is stronger than formic...
10 KB (1,258 words) - 12:31, 22 September 2024
stands for "the negative decimal logarithm of", and is used in the term pKa for acid dissociation constants, so pH is "the negative decimal logarithm...
52 KB (6,461 words) - 15:15, 23 September 2024
acetone 39.6 g/100 g (23 °C) log P 2.26 Vapor pressure 10.93 mPa Acidity (pKa) 2.97 (25 °C) 13.82 (20 °C) UV-vis (λmax) 210 nm, 234 nm, 303 nm (4 mg/dL...
39 KB (3,474 words) - 03:36, 6 September 2024