Thomas W Chung
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Explore the profile of Thomas W Chung including associated specialties, affiliations and a list of published articles.
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9
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97
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Recent Articles
1.
Zimnicka M, Chung T, Moss C, Turecek F
J Phys Chem A
. 2012 Jul;
117(6):1265-75.
PMID: 22765351
Thioxodipeptides Gly-thio-Lys (GtK), Ala-thio-Lys (AtK), and Ala-thio-Arg (AtR) in which the amide group has been modified to a thioxoamide were made into dications by electrospray ionization and converted to cation-radicals,...
2.
Ledvina A, Chung T, Hui R, Coon J, Turecek F
J Am Soc Mass Spectrom
. 2012 Jun;
23(8):1351-63.
PMID: 22669762
Dissociations of z(4) ions from pentapeptides AAXAR where X=H, Y, F, W, and V produce dominant z(2) ions that account for >50 % of the fragment ion intensity. The dissociation...
3.
Chung T, Hui R, Ledvina A, Coon J, Turecek F
J Am Soc Mass Spectrom
. 2012 Jun;
23(8):1336-50.
PMID: 22669761
Amino acid residue-specific backbone and side-chain dissociations of peptide z ions in MS(3) spectra were elucidated for over 40 pentapeptides with arginine C-terminated sequences of the AAXAR and AAHXR type,...
4.
Zimnicka M, Moss C, Chung T, Hui R, Turecek F
J Am Soc Mass Spectrom
. 2011 Sep;
23(4):608-20.
PMID: 21952752
Charge tags using basic auxiliary functional groups 6-aminoquinolinylcarboxamido, 4-aminopyrimidyl-1-methylcarboxamido, 2-aminobenzoimidazolyl-1-methylcarboxamido, and the fixed-charge 4-(dimethylamino)pyridyl-1-carboxamido moiety are evaluated as to their properties in electron transfer dissociation mass spectra of arginine C-terminated...
5.
Moss C, Chung T, Wyer J, Nielsen S, Hvelplund P, Turecek F
J Am Soc Mass Spectrom
. 2011 Apr;
22(4):731-51.
PMID: 21472611
Electron transfer and capture mass spectra of a series of doubly charged ions that were phosphorylated pentapeptides of a tryptic type (pS,A,A,A,R) showed conspicuous differences in dissociations of charge-reduced ions....
6.
Chung T, Moss C, Zimnicka M, Johnson R, Moritz R, Turecek F
J Am Soc Mass Spectrom
. 2011 Apr;
22(1):13-30.
PMID: 21472540
Pyridiniummethylcarbonyl moieties that were previously designed on the basis of electronic structure analysis are now utilized as fixed-charge tags with tunable electronic properties to be used for N-terminal peptide derivatization...
7.
Turecek F, Chung T, Moss C, Wyer J, Ehlerding A, Holm A, et al.
J Am Chem Soc
. 2010 Aug;
132(31):10728-40.
PMID: 20681705
Electron-transfer and -capture dissociations of doubly protonated peptides gave dramatically different product ions for a series of histidine-containing pentapeptides of both non-tryptic (AAHAL, AHAAL, AHADL, AHDAL) and tryptic (AAAHK, AAHAK,...
8.
Chung T, Turecek F
J Am Soc Mass Spectrom
. 2010 Mar;
21(8):1279-95.
PMID: 20299240
Backbone z-type fragment ions formed by electron-transfer dissociation (ETD) of doubly protonated peptides AAHAL, AHDAL, and AHADL were subjected to collisional activation and their dissociation products were studied by ETD-CID-MS(3)...
9.
Chung T, Turecek F
Eur J Mass Spectrom (Chichester)
. 2009 Jan;
14(6):367-78.
PMID: 19136725
We report a computational study of Ala-Lys (AK) and Lys-Ala (KA) dipeptide ions furnished with fixed-charged pyridinium groups that were attached by amide linkers to the N-terminal amino groups. Cation-radicals...