Publications by authors named "Edwin Escobar"

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"Zipper" Grammar of CTD Governs the Spatial Programing of the Transcription Cycle of RNA Polymerase II.
Qian Zhang, Haley A Hardtke, Yuanmin Zheng, Alan Gerber, Mukesh Kumar Venkat Ramani, Edwin Escobar

bioRxiv· January 2026

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Application of post glycosylation modifying enzymes for mass spectrometry imaging of modified -glycans .
Julia E Dreifus, Léa Chuzel, Edwin E Escobar, Grace Grimsley, Hongxia Bai

bioRxiv· May 2025

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Hydrophilic Interaction Chromatography Coupled to Ultraviolet Photodissociation Affords Identification, Localization, and Relative Quantitation of Glycans on Intact Glycoproteins.
Virginia K James, Annika A M van der Zon, Edwin E Escobar, Sean D Dunham, Andrea F G Gargano

J Proteome Res· October 2024

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Conformational Characterization of Peptides and Proteins by 193 nm Ultraviolet Photodissociation in the Collision Cell of a Trapped Ion Mobility Spectrometry-Time-of-Flight Mass Spectrometer.
Jamie P Butalewicz, Edwin E Escobar, Christopher A Wootton, Alina Theisen, Melvin A Park

Anal Chem· October 2024

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Tracking Inhibition of Human Small C-Terminal Domain Phosphatase 1 Using 193 nm Ultraviolet Photodissociation Mass Spectrometry.
Edwin E Escobar, Wanjie Yang, Michael B Lanzillotti, Kyle J Juetten, Samuel Shields

J Am Soc Mass Spectrom· June 2024

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Ultraviolet Photodissociation Permits Comprehensive Characterization of -Glycopeptides Cleaved with -Glycoprotease IMPa.
Amanda Helms, Edwin E Escobar, Saulius Vainauskas, Christopher H Taron, Jennifer S Brodbelt

Anal Chem· June 2023

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In Situ Imaging of O-Linked β-N-Acetylglucosamine Using On-Tissue Hydrolysis and MALDI Mass Spectrometry.
Edwin E Escobar, Erin H Seeley, Jesús E Serrano-Negrón, David J Vocadlo, Jennifer S Brodbelt

Cancers (Basel)· February 2023

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Nanohydrophobic Interaction Chromatography Coupled to Ultraviolet Photodissociation Mass Spectrometry for the Analysis of Intact Proteins in Low Charge States.
Molly S Blevins, Kyle J Juetten, Virginia K James, Jamie P Butalewicz, Edwin E Escobar

J Proteome Res· October 2022

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Analysis of Viral Spike Protein N-Glycosylation Using Ultraviolet Photodissociation Mass Spectrometry.
Edwin E Escobar, Shuaishuai Wang, Rupanjan Goswami, Michael B Lanzillotti, Lei Li

Anal Chem· April 2022

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Enhanced Ion Mobility Separation and Characterization of Isomeric Phosphatidylcholines Using Absorption Mode Fourier Transform Multiplexing and Ultraviolet Photodissociation Mass Spectrometry.
James D Sanders, Samuel W Shields, Edwin E Escobar, Michael B Lanzillotti, Jamie P Butalewicz

Anal Chem· March 2022

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Characterization of HLA-A*02:01 MHC Immunopeptide Antigens Enhanced by Ultraviolet Photodissociation Mass Spectrometry.
Eleanor Watts, Gregory K Potts, Damien B Ready, Alayna M George Thompson, Janice Lee, Edwin E Escobar

Anal Chem· October 2021

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What's all the phos about? Insights into the phosphorylation state of the RNA polymerase II C-terminal domain mass spectrometry.
Blase M LeBlanc, R Yvette Moreno, Edwin E Escobar, Mukesh Kumar Venkat Ramani, Jennifer S Brodbelt

RSC Chem Biol· August 2021

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Evaluating Spatiotemporal Dynamics of Phosphorylation of RNA Polymerase II Carboxy-Terminal Domain by Ultraviolet Photodissociation Mass Spectrometry.
Edwin E Escobar, Mukesh Kumar Venkat Ramani, Yan Zhang, Jennifer S Brodbelt

J Am Chem Soc· June 2021

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Mapping a Conformational Epitope of Hemagglutinin A Using Native Mass Spectrometry and Ultraviolet Photodissociation.
M Rachel Mehaffey, Jiwon Lee, Jiwon Jung, Michael B Lanzillotti, Edwin E Escobar

Anal Chem· September 2020

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Structural Motifs for CTD Kinase Specificity on RNA Polymerase II during Eukaryotic Transcription.
Mukesh Kumar Venkat Ramani, Edwin E Escobar, Seema Irani, Joshua E Mayfield, Rosamaria Y Moreno

ACS Chem Biol· August 2020

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Precision Mapping of O-Linked -Acetylglucosamine Sites in Proteins Using Ultraviolet Photodissociation Mass Spectrometry.
Edwin E Escobar, Dustin T King, Jesús E Serrano-Negrón, Matthew G Alteen, David J Vocadlo

J Am Chem Soc· July 2020

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Mapping RNAPII CTD Phosphorylation Reveals That the Identity and Modification of Seventh Heptad Residues Direct Tyr1 Phosphorylation.
Nathaniel T Burkholder, Sarah N Sipe, Edwin E Escobar, Mukeshkumar Venkatramani, Seema Irani

ACS Chem Biol· October 2019

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Tyr1 phosphorylation promotes phosphorylation of Ser2 on the C-terminal domain of eukaryotic RNA polymerase II by P-TEFb.
Joshua E Mayfield, Seema Irani, Edwin E Escobar, Zhao Zhang, Nathaniel T Burkholder

Elife· August 2019

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Characterization of Antigenic Oligosaccharides from Gram-Negative Bacteria via Activated Electron Photodetachment Mass Spectrometry.
Christopher M Crittenden, Edwin E Escobar, Peggy E Williams, James D Sanders, Jennifer S Brodbelt

Anal Chem· April 2019

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