A Mechanistic Study of Formation of Radical Anion from Fragmentation of DeprotonatedN,2-Diphenylacetamide Derivatives in Electrospray Ionization Tandem Mass Spectrometry

2012 ◽  
Vol 70 (17) ◽  
pp. 1805 ◽  
Author(s):  
Yunfeng Chai ◽  
Shifeng Gan ◽  
Yuanjiang Pan
Keyword(s):  
Mass Spectrometry ◽  
Tandem Mass Spectrometry ◽  
Electrospray Ionization ◽  
Radical Anion ◽  
Mechanistic Study ◽  
Tandem Mass ◽  
Ionization Tandem Mass Spectrometry

Direct sequencing of a disulfide-linked peptide with electrospray ionization tandem mass spectrometry

The Analyst ◽  
2015 ◽  
Vol 140 (8) ◽  
pp. 2623-2627 ◽  
Author(s):  
Gongyu Li ◽  
Jiying Pei ◽  
Yue Yin ◽  
Guangming Huang
Keyword(s):  
Mass Spectrometry ◽  
Tandem Mass Spectrometry ◽  
Corona Discharge ◽  
Electrospray Ionization ◽  
Disulfide Bonds ◽  
Direct Sequencing ◽  
Peptide Sequencing ◽  
Tandem Mass ◽  
Esi Ms ◽  
Ionization Tandem Mass Spectrometry

Enhanced corona discharge was employed for in-spray dissociation of disulfide bonds, facilitating disulfide-containing peptide sequencing with ESI-MS/MS.

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