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Phosphoribosylglycinamide formyltransferase (EC 2.1.2.2), also known as glycinamide ribonucleotide transformylase (GAR Tfase), [1] is an enzyme with systematic name 10-formyltetrahydrofolate:5'-phosphoribosylglycinamide N-formyltransferase.
Applications include turn-on photoluminescence sensor, [8] photochromic, non-destructive optical memory, [9] and white-light emitting materials. [ 10 ] Because phenol does not form a ketal under normal conditions because it does not tautomerize to any useful extent; however under ESIPT in the presence of an alcohol, e.g. ethylene glycol , it ...
N-glycosyltransferases are an unusual [a] type of glycosyltransferase which joins single hexoses to the target protein. [6] [7] [4] Attachment of sugars to the nitrogen atom in an amide group — such as the amide group of an asparagine — requires an enzyme, as the electrons of the nitrogen are delocalized in a pi-electron system with the carbon of the amide.
In fact, such bands are observed, but are weak, having intensities orders of magnitude weaker than "allowed" bands. The extinction coefficients for d-d bands are in the range 5–200. [3] The allowedness of d-d bands arises because the centre of symmetry for these chromophores is disrupted for various reasons. The Jahn–Teller effect is one ...
[5] [6] Likewise, 128th notes are used in the explicitly notated ornamental runs in the opening Adagio of Bach's g minor Sonata for Unaccompanied Violin (BWV 1001). [ 7 ] These five-beamed notes also appear occasionally where a passage is to be performed rapidly, but where the actual tempo is at the discretion of the performer rather than being ...
GlcNAc-1-phosphotransferase phosphorylates carbon 6 of one or more mannosyl residues of N linked glycoproteins being processed in Golgi Apparatus . UDP-GLcNAc provides the phosphate in a reaction catalysed by this enzyme. M6P acts as an indicator of whether a hydrolase should be transported to the lysosome or not.
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10 20 1.4×10 20 J Total energy released in the 1815 Mount Tambora eruption [209] 2.33×10 20 J Kinetic energy of a carbonaceous chondrite meteor 1 km in diameter striking Earth's surface at 20 km/s. [210] Such an impact occurs every ~500,000 years. [211] 2.4×10 20 J Total latent heat energy released by Hurricane Katrina [212] 5×10 20 J