Mass spectrometric identification of an intramolecular disulfide bond in thermally inactivated triosephosphate isomerase from a thermophilic organism Methanocaldococcus jannaschii
Banerjee M, Gupta K, Balaram H, Balaram P. Mass spectrometric identification of an intramolecular disulfide bond in thermally inactivated triosephosphate isomerase from a thermophilic organism Methanocaldococcus jannaschii. Rapid Communications In Mass Spectrometry 2011, 25: 1915-1923. PMID: 21698673, DOI: 10.1002/rcm.5058.Peer-Reviewed Original ResearchConceptsMethanocaldococcus jannaschiiTriosephosphate isomeraseDisulfide bond formationIntramolecular disulfide bondsCysteine thiol groupsMonomer molecular massThree-dimensional structureThermophilic enzymesMass spectrometric identificationMS/MS analysisTetrameric enzymeTertiary structureMolecular massDisulfide bridgesDisulfide-bonded moleculesDisulfide bondsMonomeric massJannaschiiCircular dichroismComplete lossSpectrometric identificationIsomeraseEnzymeTryptic digestDa difference
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