1H, 13C, and 15N NMR chemical shift assignment of the complex formed by the first EPEC EspF repeat and N-WASP GTPase binding domain
Karjalainen, M., Hellman, M., Tossavainen, H., & Permi, P. (2021). 1H, 13C, and 15N NMR chemical shift assignment of the complex formed by the first EPEC EspF repeat and N-WASP GTPase binding domain. Biomolecular NMR Assignments, 15(1), 213-217. https://doi.org/10.1007/s12104-021-10008-9
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Biomolecular NMR AssignmentsDate
2021Copyright
© Authors, 2021
LEE-encoded effector EspF (EspF) is an effector protein part of enteropathogenic Escherichia coli’s (EPEC’s) arsenal for intestinal infection. This intrinsically disordered protein contains three highly conserved repeats which together compose over half of the protein’s complete amino acid sequence. EPEC uses EspF to hijack host proteins in order to promote infection. In the attack EspF is translocated, together with other effector proteins, to host cell via type III secretion system. Inside host EspF stimulates actin polymerization by interacting with Neural Wiskott-Aldrich syndrome protein (N-WASP), a regulator in actin polymerization machinery. It is presumed that EspF acts by disrupting the autoinhibitory state of N-WASP GTPase binding domain. In this NMR spectroscopy study, we report the 1H, 13C, and 15N resonance assignments for the complex formed by the first 47-residue repeat of EspF and N-WASP GTPase binding domain. These near-complete resonance assignments provide the basis for further studies which aim to characterize structure, interactions, and dynamics between these two proteins in solution.
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SpringerISSN Search the Publication Forum
1874-2718Keywords
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Research Council of FinlandFunding program(s)
Academy Project, AoFAdditional information about funding
This work is supported by the grant from the Academy of Finland (Number 288235 to Perttu Permi). Open Access funding provided by University of Jyväskylä (JYU).License
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