Literature DB >> 2412592

Observation of tyrosine-O-phosphate in Drosophila melanogaster larvae by 31P-NMR spectroscopy.

R R Moore, C T Burt, M F Roberts.   

Abstract

31P-NMR spectra of intact larvae and pupae of Drosophila melanogaster have been obtained at 109.3 MHz. A major resonance in these samples has been identified as tyrosine-O-phosphate. Its chemical shift reflects the hemolymph plasma pH. Upon disruption of the organisms (necessary for chemical analyses of tyrosine-O-phosphate), phosphatases rapidly hydrolyze this phosphate ester, generating inorganic phosphate and free tyrosine.

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Year:  1985        PMID: 2412592     DOI: 10.1016/0167-4889(85)90011-4

Source DB:  PubMed          Journal:  Biochim Biophys Acta        ISSN: 0006-3002


  2 in total

1.  Presence of phosphorus in Nephila clavipes dragline silk.

Authors:  C A Michal; A H Simmons; B G Chew; D B Zax; L W Jelinski
Journal:  Biophys J       Date:  1996-01       Impact factor: 4.033

2.  Volume determination with two standards allows absolute quantification and improved chemometric analysis of metabolites by NMR from submicroliter samples.

Authors:  Timothy J Ragan; Andrew P Bailey; Alex P Gould; Paul C Driscoll
Journal:  Anal Chem       Date:  2013-11-22       Impact factor: 6.986

  2 in total

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