Chromopeptide
WebPc. chromopeptide have been demonstrated for geometric iso-mers (E-configurated) prepared from all-Z-configurated Pr chromopeptides and phycocyanin chromopeptides (11). Similar properties also were reported for E-configurated bilindiones (12-17). It was concluded that the chromophore of the Pfr pep- WebDec 24, 1999 · The chromopeptide was a singly charged ion with a mass-to-charge ratio ( m / z) of 805.6 ( Fig. 3 D), consistent with the expected mass of a CNBr product, PCB-histidyl homoserine lactone, formed from the release of …
Chromopeptide
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WebMar 29, 2024 · Chromoproteins are a class of delicate natural compounds that elegantly complex photosensitive species with proteins and play a central role in important … WebThese findings confirmed the origin of the chromopeptide as a result of intramolecular photolytic cleavage of the bond between the amino group and the αcarbon of His65 and also to tryptic...
WebNonribosomal chromopeptides and mixed chromopeptide-polyketides contain aromatic or heteroaromatic side groups which are important recognition elements for interaction with cellular targets such as DNA and proteins, resulting in the biological activities of these natural products. WebOct 24, 2000 · Mass spectra of the LysC chromopeptide from DsRed consistently show both species 1d and 2d. Likewise the full-length (≈35 kDa) protein in Fig. 6 that resisted …
WebNoun chromopeptide ( pl. chromopeptides) ( organic chemistry) Any peptide that has an added chromophore (typically an azo compound) Examples Automatically generated … WebSep 16, 2016 · Chromopeptides, obtained by pepsin digestion, were purified and identified by tandem mass spectrometry. These chromopeptides demonstrated significant antioxidant, Cu2 + -chelating and anti-cancer activities. 2. Materials and methods 2.1. C-phycocyanin and phycocyanobilin purification and quantification
WebNov 26, 2024 · Zhou Z, Wang X, Zhang H, Sun J, Zheng L, Liu H, et al. Chromopeptide A, a highly cytotoxic depsipeptide from the marine sediment-derived bacterium …
WebOct 24, 2000 · Chromophore Structure Revealed by Mass Spectra. Mature DsRed and its green K83R mutant were separately digested by LysC, a lysyl endopeptidase. The peptide containing the chromophore absorbing at 360 nm was isolated by HPLC as described in Materials and Methods. how many years was adams presidentWebchromopeptide showed a mixture of the 2187.11-Da species plus a congener having lost an additional 2 Da, with approximately equal amplitudes (Fig. 1A). Loss of 2 Da immediately suggested an additional dehydrogenation, for which the most plausible location would be within the remnants of Gln-66 to form an acylimine, as shown in structure 2 of ... how many years was 31 years agoWebPC3 and DU145 were treated with chromopeptide A or FK228 (0.2, 1, 5, 20, and 50 nmol/L) for 24 h. HDAC activity was measured (B) and the substrate of class I HDAC was detected with immunoblotting (C). how many years was 2002WebChromopeptide. The newly developed chromopeptides contain azobenzene as the optical trigger. From: Femtochemistry and Femtobiology, 2004. Related terms: Siderophore; Deoxyribonucleic Acid; Protein; Azobenzene; Guanine; Chromophore; … how many years was 1947WebJan 23, 2024 · Chromopeptide A is a novel class I HDAC inhibitor. (A) Chemical structures of chromopeptide A and FK228. (B) Selectivity profiling on HDAC enzymes of … how many years was 1923WebMar 10, 2005 · Methanobactin is an extracellular, copper-binding chromopeptide from the methane-oxidizing bacterium, Methylosinus trichosporium OB3b, believed to be involved in copper detoxification, sequestration, and uptake. Although small (1217.2 Da), methanobactin possesses a complex three-dimensional macrocyclic structure with … how many years was breaking bad onWebChromoprotein. A chromoprotein is a conjugated protein that contains a pigmented prosthetic group (or cofactor). A common example is haemoglobin, which contains a … how many years was 1964