Dmitrii V. Tchekhovskoi

Publications

Mass Spectral Library Methods for Analysis of Site-Specific N-Glycosylation: Application to Human Milk Proteins

September 16, 2022

Author(s)

Concepcion Remoroza, Meghan Burke Harris, Xiaoyu (Sara) Yang, Sergey Sheetlin, Yuri Mirokhin, Sanford Markey, Dmitrii V. Tchekhovskoi, Stephen E. Stein

We present a mass-spectral library-based method for analyzing site-specific N-linked protein glycosylation. Its operation and utility are illustrated by

Representing and Comparing Site-Specific Glycan Abundance Distributions of Glycoproteins

July 30, 2021

Author(s)

Concepcion Remoroza, Meghan Burke Harris, Yi Liu, Yuri Mirokhin, Dmitrii V. Tchekhovskoi, Xiaoyu (Sara) Yang, Stephen E. Stein

A method for representing and comparing distributions of N-linked glycans located at specific sites in proteins is presented. The representation takes the form

MS_Piano: A Software Tool for Annotating Peaks in CID Tandem Mass Spectra of Peptides and N-Glycopeptides

July 15, 2021

Author(s)

Xiaoyu (Sara) Yang, Pedatsur Neta, Yuri Mirokhin, Dmitrii V. Tchekhovskoi, Concepcion Remoroza, Meghan Burke Harris, Yuxue Liang, Sanford Markey, Stephen E. Stein

Annotating product ion peaks in tandem mass spectra is essential for evaluating spectral quality and validating peptide identification. This task is more

Sensitive Method for the Confident Identification of Genetically Variant Peptides in Human Hair

October 31, 2019

Author(s)

Zheng Zhang, Meghan Burke, William E. Wallace, Yuxue Liang, Sergey L. Sheetlin, Yuri Mirokhin, Dmitrii Tchekhovskoi, Stephen Stein

Recent reports have demonstrated that genetically variant peptides (GVPs) derived from human hair shaft proteins can be used to differentiate individuals of

Hybrid search: a method for identifying metabolites absent from tandem mass spectrometry libraries

October 10, 2019

Author(s)

Brian T. Cooper, Xinjian Yan, Yamil Simon, Dmitrii V. Tchekhovskoi, Yuri A. Mirokhin, Stephen E. Stein

Metabolomics has a critical need for better tools for mass spectral identification. Common metabolites may be identified by searching libraries of tandem mass

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Dmitrii V. Tchekhovskoi (Fed)

Publications