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Joint neutron crystallographic and NMR solution studies of Tyr residue ionization and hydrogen bonding: Implications for enzyme-mediated proton transfer.
Michalczyk R, Unkefer CJ, Bacik JP, Schrader TE, Ostermann A, Kovalevsky AY, McKenna R, Fisher SZ. Michalczyk R, et al. Among authors: unkefer cj. Proc Natl Acad Sci U S A. 2015 May 5;112(18):5673-8. doi: 10.1073/pnas.1502255112. Epub 2015 Apr 20. Proc Natl Acad Sci U S A. 2015. PMID: 25902526 Free PMC article.
Neutron and Atomic Resolution X-ray Structures of a Lytic Polysaccharide Monooxygenase Reveal Copper-Mediated Dioxygen Binding and Evidence for N-Terminal Deprotonation.
Bacik JP, Mekasha S, Forsberg Z, Kovalevsky AY, Vaaje-Kolstad G, Eijsink VGH, Nix JC, Coates L, Cuneo MJ, Unkefer CJ, Chen JC. Bacik JP, et al. Among authors: unkefer cj. Biochemistry. 2017 May 23;56(20):2529-2532. doi: 10.1021/acs.biochem.7b00019. Epub 2017 May 11. Biochemistry. 2017. PMID: 28481095
Neutron diffraction studies towards deciphering the protonation state of catalytic residues in the bacterial KDN9P phosphatase.
Bryan T, González JM, Bacik JP, DeNunzio NJ, Unkefer CJ, Schrader TE, Ostermann A, Dunaway-Mariano D, Allen KN, Fisher SZ. Bryan T, et al. Among authors: unkefer cj. Acta Crystallogr Sect F Struct Biol Cryst Commun. 2013 Sep;69(Pt 9):1015-9. doi: 10.1107/S1744309113021386. Epub 2013 Aug 19. Acta Crystallogr Sect F Struct Biol Cryst Commun. 2013. PMID: 23989152 Free PMC article.
Neutron and high-resolution room-temperature X-ray data collection from crystallized lytic polysaccharide monooxygenase.
Bacik JP, Mekasha S, Forsberg Z, Kovalevsky A, Nix JC, Cuneo MJ, Coates L, Vaaje-Kolstad G, Chen JC, Eijsink VG, Unkefer CJ. Bacik JP, et al. Among authors: unkefer cj. Acta Crystallogr F Struct Biol Commun. 2015 Nov;71(Pt 11):1448-52. doi: 10.1107/S2053230X15019743. Epub 2015 Oct 30. Acta Crystallogr F Struct Biol Commun. 2015. PMID: 26527275 Free PMC article.
Protein structures by spallation neutron crystallography.
Langan P, Fisher Z, Kovalevsky A, Mustyakimov M, Sutcliffe Valone A, Unkefer C, Waltman MJ, Coates L, Adams PD, Afonine PV, Bennett B, Dealwis C, Schoenborn BP. Langan P, et al. J Synchrotron Radiat. 2008 May;15(Pt 3):215-8. doi: 10.1107/S0909049508000824. Epub 2008 Apr 18. J Synchrotron Radiat. 2008. PMID: 18421142 Free PMC article.
56 results