Amy Stiegler, PhD
Senior Research Scientist in PharmacologyCards
About
Research
Publications
2025
Nickel binding to c-Src SH3 domain facilitates crystallization
Calicdan X, Fisher O, Ha B, Boggon T, Stiegler A. Nickel binding to c-Src SH3 domain facilitates crystallization. Protein And Peptide Letters 2025, 32: 679-692. PMID: 41088944, PMCID: PMC12582252, DOI: 10.2174/0109298665417324250929120040.Peer-Reviewed Original ResearchSHP2 genetic variants in NSML-associated RASopathies disrupt the PZR–IRX transcription factor signaling axis
Perla S, Stiegler A, Yi J, Enyenihi L, Zhang L, Riaz M, An E, Qyang Y, Boggon T, Bennett A. SHP2 genetic variants in NSML-associated RASopathies disrupt the PZR–IRX transcription factor signaling axis. Proceedings Of The National Academy Of Sciences Of The United States Of America 2025, 122: e2503631122. PMID: 40854126, PMCID: PMC12415285, DOI: 10.1073/pnas.2503631122.Peer-Reviewed Original ResearchComplement factor I deficiency–associated neuroinflammatory disease among Old Order Amish
Reid W, Baas L, Stiegler A, Boggon T, Kreiger P, Sullivan K, Behrens E, Kandula V, van den Heuvel L, Brigatti K, Carson V, Romberg N. Complement factor I deficiency–associated neuroinflammatory disease among Old Order Amish. The Journal Of Allergy And Clinical Immunology 2025, 156: 835-841. PMID: 40602690, PMCID: PMC13058855, DOI: 10.1016/j.jaci.2025.06.021.Peer-Reviewed Original ResearchNovel heterozygous SPI1c.538C>T p.(Leu180Phe) variant causes PU.1 haploinsufficiency leading to agammaglobulinemia
Daddali R, Kettunen K, Turunen T, Knox A, Laine P, Chowdhury I, Vänttinen M, Mamia N, Stiegler A, Boggon T, Kere J, Romberg N, Seppänen M, Varjosalo M, Martelius T, Grönholm J. Novel heterozygous SPI1c.538C>T p.(Leu180Phe) variant causes PU.1 haploinsufficiency leading to agammaglobulinemia. Clinical Immunology 2025, 277: 110503. PMID: 40294836, DOI: 10.1016/j.clim.2025.110503.Peer-Reviewed Original ResearchCancer hotspot mutations rewire ERK2 specificity by selective exclusion of docking interactions
Robles J, Stiegler A, Boggon T, Turk B. Cancer hotspot mutations rewire ERK2 specificity by selective exclusion of docking interactions. Journal Of Biological Chemistry 2025, 301: 108348. PMID: 40015635, PMCID: PMC11982978, DOI: 10.1016/j.jbc.2025.108348.Peer-Reviewed Original ResearchThe C2 domain augments Ras GTPase-activating protein catalytic activity
Paul M, Chen D, Vish K, Lartey N, Hughes E, Freeman Z, Saunders T, Stiegler A, King P, Boggon T. The C2 domain augments Ras GTPase-activating protein catalytic activity. Proceedings Of The National Academy Of Sciences Of The United States Of America 2025, 122: e2418433122. PMID: 39899710, PMCID: PMC11831179, DOI: 10.1073/pnas.2418433122.Peer-Reviewed Original Research
2023
Structure Determination of SH2–Phosphopeptide Complexes by X-Ray Crystallography: The Example of p120RasGAP
Stiegler A, Boggon T. Structure Determination of SH2–Phosphopeptide Complexes by X-Ray Crystallography: The Example of p120RasGAP. Methods In Molecular Biology 2023, 2705: 77-89. PMID: 37668970, PMCID: PMC11059313, DOI: 10.1007/978-1-0716-3393-9_5.ChaptersDiverse p120RasGAP interactions with doubly phosphorylated partners EphB4, p190RhoGAP, and Dok1
Vish K, Stiegler A, Boggon T. Diverse p120RasGAP interactions with doubly phosphorylated partners EphB4, p190RhoGAP, and Dok1. Journal Of Biological Chemistry 2023, 299: 105098. PMID: 37507023, PMCID: PMC10470053, DOI: 10.1016/j.jbc.2023.105098.Peer-Reviewed Original ResearchDe novo variants implicate chromatin modification, transcriptional regulation, and retinoic acid signaling in syndromic craniosynostosis
Timberlake A, McGee S, Allington G, Kiziltug E, Wolfe E, Stiegler A, Boggon T, Sanyoura M, Morrow M, Wenger T, Fernandes E, Caluseriu O, Persing J, Jin S, Lifton R, Kahle K, Kruszka P. De novo variants implicate chromatin modification, transcriptional regulation, and retinoic acid signaling in syndromic craniosynostosis. American Journal Of Human Genetics 2023, 110: 846-862. PMID: 37086723, PMCID: PMC10183468, DOI: 10.1016/j.ajhg.2023.03.017.Peer-Reviewed Original Research
2022
Tandem engagement of phosphotyrosines by the dual SH2 domains of p120RasGAP
Stiegler A, Vish K, Boggon T. Tandem engagement of phosphotyrosines by the dual SH2 domains of p120RasGAP. Structure 2022, 30: 1603-1614.e5. PMID: 36417908, PMCID: PMC9722645, DOI: 10.1016/j.str.2022.10.009.Peer-Reviewed Original Research