Using oa-Tof MS and Maximum Entropy to Obtain Accurate Molecular Masses on a Variety of Glycoproteins: A Demonstration of Sub 3 ppm Mass Accuracies on Species Above 30 kDa

Library Number:
720000911EN
Part Number:
720000911EN
Author(s):
I. Campuzano, A. Sage, J. Langridge, T. McKenna
Source:
Presented at: ABRF 2005; Association of Biomolecular Resource Facilities Annual Meeting; February 5-8; Savannah GA
Content Type:
Posters
Content Subtype:
ABRF
Here we demonstrate accurate mass measurement of the isoforms of a glycoprotein (34 kDa) using an internal calibrant and Maximum Entropy (MaxEnt) deconvolution of the data obtained on an orthogonal acceleration time-of-flight (oa-Tof) instrument.

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