Category: publications

Engineered protein G variants for multifunctional antibody-based assemblies

Tomasz Slezak, Kelly M. O’Leary, Jinyang Li, Ahmed Rohaim, Elena K. Davydova, Anthony A. Kossiakoff

Protein Science 2025 Feb

PMID: 39865354 DOI: 10.1002/pro.70019

We have developed a portfolio of antibody-based modules that can be prefabricated as standalone units and snapped together in plug-and-play fashion to create uniquely powerful multifunctional assemblies. The basic building blocks are derived from multiple pairs of …

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Molecular characterization of the archaic HLA-B*73:01 allele reveals presentation of a unique peptidome and skewed engagement by KIR2DL2

Philipp Ross, Hugo G. Hilton, Jane Lodwick, Tomasz Slezak, Lisbeth A. Guethlein, Curtis P. McMurtrey, Alex S. Han, Morten Nielsen, Daniel Yong, Charles L. Dulberger, Kristof T. Nolan, Sobhan Roy, Caitlin D. Castro, William H. Hildebrand, Minglei Zhao, Anthony Kossiakoff, Peter Parham, Erin J. Adams

bioRxiv 2024 Nov 28:2024.11.25.625330.

PMID: 39651149 PMCID: PMC11623575 DOI: 10.1101/2024.11.25.625330

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Conformational coupling between extracellular and transmembrane domains modulates holo-adhesion GPCR function

Szymon P Kordon, Kristina Cechova, Sumit J Bandekar, Katherine Leon, Przemysław Dutka, Gracie Siffer, Anthony A Kossiakoff, Reza Vafabakhsh, Demet Araç

Nature Communications 2024 Dec 4;15:10545.

PMID: 39627215 PMCID: PMC11615224 DOI: 10.1038/s41467-024-54836-4

Adhesion G Protein-Coupled Receptors (aGPCRs) are key cell-adhesion molecules involved in numerous physiological functions. aGPCRs have large multi-domain extracellular regions (ECRs) containing a …

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Biophysical Basis of Paracellular Barrier Modulation by a Pan-Claudin-Binding Molecule

Chinemerem P Ogbu, Alexandria M Mandriota, Xiangdong Liu, Mason de las Alas, Srajan Kapoor, Jagrity Choudhury, Anthony A Kossiakoff, Michael E Duffey, Alex J Vecchio

bioRxiv 2024 Nov 11:2024.11.10

PMID: 39605593 PMCID: PMC11601404 DOI: 10.1101/2024.11.10.622873

Claudins are a 27-member protein family that form and fortify specialized cell contacts in endothelium and epithelium called tight junctions. …

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Cryo-EM Structure of Phospholipase Cε Defines N-terminal Domains and their Roles in Activity.

Kadidia Samassekou, Elisabeth E. Garland-Kuntz, Vaani Ohri, Isaac J. Fisher, Satchal K. Erramilli,Kaushik Muralidharan, Livia M. Bogdan, Abigail M. Gick, Anthony A. Kossiakoff, Angeline M. Lyon

bioRxiv 2024 September 12

PMID: 39314324 PMCID: PMC11418990 DOI: 10.1101/2024.09.11.612521

Phospholipase Cε (PLCε) increases intracellular Ca 2+ and protein kinase C (PKC) activity in the cardiovascular system in response …

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Structural insights into translocation and tailored synthesis of hyaluronan

Ireneusz Górniak, Zachery Stephens, Satchal K. Erramilli, Tomasz Gawda, Anthony A. Kossiakoff & Jochen Zimmer

Nature Structural & Molecular Biology (2024)

PMID: 39322765 DOI: 10.1038/s41594-024-01389-1

Hyaluronan (HA) is an essential component of the vertebrate extracellular matrix. It is a heteropolysaccharide of N-acetylglucosamine (GlcNAc) and glucuronic acid (GlcA) reaching several megadaltons in healthy tissues. HA is …

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Mechanistic studies of mycobacterial glycolipid biosynthesis by the mannosyltransferase PimE

Yaqi Liu, Chelsea M Brown, Nuno Borges, Rodrigo N Nobre, Satchal Erramilli, Meagan Belcher Dufrisne, Brian Kloss, Sabrina Giacometti, Ana M Esteves, Cristina G Timoteo, Piotr Tokarz, Rosemary Cater, Yasu S Morita, Anthony A Kossiakoff, Helena Santos, Phillip J Stansfeld, Rie Nygaard, Filippo Mancia

bioRxiv 2024 September 18

PMID: 39345506 PMCID: PMC11429742 DOI: 10.1101/2024.09.17.613550

Tuberculosis …

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Structural insights into terminal arabinosylation biosynthesis of the mycobacterial cell wall arabinan

Yaqi Liu, Chelsea M. Brown, Satchal Erramilli, Yi-Chia Su, Po-Sen Tseng, Yu-Jen Wang, Nam Ha Duong, Piotr Tokarz, Brian Kloss, Cheng-Ruei Han, Hung-Yu Chen, José Rodrigues, Margarida Archer, Todd L. Lowary, Anthony A. Kossiakoff, Phillip J. Stansfeld, Rie Nygaard, Filippo Mancia

bioRxiv 2024 September 17

PMID: 39345558 PMCID: PMC11429727 DOI: 10.1101/2024.09.17.613533

The emergence of drug-resistant …

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Engineered Protein-G variants for plug-and-play applications

Tomasz Slezak, Kelly M. O’Leary, Jinyang Li, Ahmed Rohaim, Elena K. Davydova, Anthony A. Kossiakoff

bioRxiv 2024 August 08.

PMID: 39211271 PMCID: PMC11361062 DOI: 10.1101/2024.08.06.606809

We have developed a portfolio of antibody-based modules that can be prefabricated as standalone units and snapped together in plug-and-play fashion to create uniquely powerful multifunctional assemblies. The basic building blocks are …

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Structural Insights into the Roles of PARP4 and NAD + in the Human Vault Cage

Jane E. Lodwick, Rong Shen, Satchal Erramilli, Yuan Xie, Karolina Roganowicz, Anthony A. Kossiakoff, Minglei Zhao

bioRxiv 2024 Jun 27:2024.06.27.601040. doi: 10.1101/2024.06.27.601040.

PMID: 38979142 PMCID: PMC11230398 DOI: 10.1101/2024.06.27.601040

Vault is a massive ribonucleoprotein complex found across Eukaryota. The major vault protein (MVP) oligomerizes into an ovular cage, which contains several minor vault components (MVCs) and …

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