
Overview
Background
Professor Mobli is a structural biologist and a group leader at the University of Queensland's Australian Institute for Bioengineering and Nanotechnology (AIBN). He is well known internationally for his contributions to the basic theory of multidimensional nuclear magnetic resonance and its applications to resolving the molecular structure of peptides and proteins, as well as studying their physiochemical properties and function. Mehdi's contributions to the field has been recognised by being appointed an Executive Editor of the AMPERE society's journal "Magnetic Resonance", and to the advisory board of the international Biological Magnetic Resonance Data Bank (BMRB) as well as serving on the board of directors of the Australia and New Zealand Society for Magnetic Resonance (ANZMAG). He is a former ARC Future Fellow and recipient of the ASBMB MERCK medal, the Australia Peptide Society's Tregear Award, the ANZMAG Sir Paul Callaghan medal and the Lorne Proteins Young Investigator Award (now Robin Anders Award).
Prof. Mobli's research group focuses on characterising the structure and function of receptors involved in neuronal signalling, with a particular focus on developing new approaches for the discovery and characterisation of modulators of these receptors through innovations in bioinformatics, biochemistry and and biophysics. This work has led to publication of more than 100 research articles attracting over 6,000 citations.
Availability
- Professor Mehdi Mobli is:
- Available for supervision
- Media expert
Fields of research
Qualifications
- Doctor of Philosophy, University of Liverpool
Research interests
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Structure, function and dynamics of biomolecules studied in solution by NMR spectroscopy
Nuclear magnetic resonance is one of the most powerful atomic resolution techniques for probing the physicochemical properties of molecules. In biophysics and particularly in protein research NMR can uniquely be used to determine both high-resolution structures and conformational dynamics of proteins in their natural solution state environment. NMR can further be used to provide functional data and is routinely used as a screening tool to provide input to structure based drug design studies. The properties that make NMR such a versatile technique also require technical expertise in data acquisition, analysis and interpretation. Dr Mobli's research is focused on the application of NMR spectroscopy in molecular biology, with the aim of increasing the utility of the technique itself through automation and also to expand its current applications. His group are working on diverse biological problems including understanding the structure of disulfide stabilised peptides, how voltage-gated ion channels are modulated by natural and synthetic ligands and the mechanism of bacterial transcription pausing. All of these projects are being pursued with the ultimate goal of developing novel drugs and diagnostic tools.
Research impacts
Bioactive peptides have long been recognised as important messengers in cellular communication and are integral to our understanding of basic physiological processes. Their potential as natural substrates for biological receptors has been leveraged successfully in some of the most important therapeutics of our time, such as insulin and oxytocin. In recent years, increased attention has been given to this molecular class due to the ease of generating large libraries of these peptides under selection pressure. This can yield potent drug leads through mRNA and phage display technologies. The potency and selectivity of these molecules come from their well-defined three-dimensional structures, which are often constrained by side-chain and/or backbone linkages that stabilise their 3D shape. Prof. Mobli's research group has contributed significantly to the understanding of the structure, dynamics, and function of constrained peptides. Our basic understanding of the physicochemical properties of bioactive peptides comes from studies of their structural and chemical properties. His group has directly contributed over 40 high-resolution structures of constrained peptides to the PDB, including arguably the highest resolution solution structure of a disulfide-constrained peptide to date (6URP). Detailed dynamic and functional studies have offered novel insights ranging from the basic chemistry of peptide side chains to the structural basis of peptide-receptor interactions and the evolution of neofunctionalisation of stable structural scaffolds.
Works
Search Professor Mehdi Mobli’s works on UQ eSpace
2010
Journal Article
A non-uniformly sampled 4D HCC(CO)NH-TOCSY experiment processed using maximum entropy for rapid protein sidechain assignment
Mobli, Mehdi, Stern, Alan S., Bermel, Wolfgang, King, Glenn F. and Hoch, Jeffrey C. (2010). A non-uniformly sampled 4D HCC(CO)NH-TOCSY experiment processed using maximum entropy for rapid protein sidechain assignment. Journal of Magnetic Resonance, 204 (1), 160-164. doi: 10.1016/j.jmr.2010.02.012
2010
Conference Publication
Understanding the role of the unusual constrained eight-membered disulfide ring of spider toxins
Dantas de Araujo, A. D., Herzig, V., Mobli, M., Windley, M. J., Nicholson, G. M., Alewood, P. F. and King, G. F. (2010). Understanding the role of the unusual constrained eight-membered disulfide ring of spider toxins. 31st European Peptide Symposium, Copenhagen, Denmark, 5-9 September 2010. West Sussex, United Kingdom: John Wiley & Sons. doi: 10.1002/psc.1303
2010
Book Chapter
Determination of peptide and protein structures using NMR Spectroscopy
King, Glenn F and Mehdi Mobli (2010). Determination of peptide and protein structures using NMR Spectroscopy. Comprehensive natural products II: Chemistry and biology. (pp. 280-325) edited by Lewis Mander and Hung-Wen Liu. Oxford, England: Elsevier Science & Technology Books. doi: 10.1016/B978-008045382-8.00653-5
2010
Journal Article
Derivation of Peptide and Protein Structure using NMR Spectroscopy
King, Glenn F. and Mobli, Mehdi (2010). Derivation of Peptide and Protein Structure using NMR Spectroscopy. Comprehensive Natural Products Ii: Chemistry and Biology, Vol 9: Modern Methods in Natural Products Chemistry, 9, 279-325.
2009
Journal Article
Direct Visualization of Disulfide Bonds through Diselenide Proxies Using Se-77 NMR Spectroscopy
Mobli, M., Dantas de Araujo, A., Lambert, L. K., Pierens, G. K., Windley, M. J., Nicholson, G. M., Alewood, P. F. and King, G. E. (2009). Direct Visualization of Disulfide Bonds through Diselenide Proxies Using Se-77 NMR Spectroscopy. Angewandte Chemie International Edition, 48 (49), 9312-9314. doi: 10.1002/anie.200905206
2009
Journal Article
Effective Protocol for Database Similarity Searching of Heteronuclear Single Quantum Coherence Spectra
Pierens, G. K., Mobli, M. and Vegh, V. (2009). Effective Protocol for Database Similarity Searching of Heteronuclear Single Quantum Coherence Spectra. Analytical Chemistry, 81 (22), 9329-9335. doi: 10.1021/ac901616t
2009
Journal Article
A nuclear localization signal at the SAM-SAM domain interface of AIDA-1 suggests a requirement for domain uncoupling prior to nuclear import
Kurabi, A, Brener, S, Mobli, M, Kwan, J. J. and Donaldson, L. W. (2009). A nuclear localization signal at the SAM-SAM domain interface of AIDA-1 suggests a requirement for domain uncoupling prior to nuclear import. Journal of Molecular Biology, 392 (5), 1168-1177. doi: 10.1016/j.jmb.2009.08.004
2009
Journal Article
Nonuniform sampling and spectral aliasing
Maciejewski, Mark W., Qui, Harry Z., Rujan, Iulian, Mobli, Mehdi and Hoch, Jeffrey C. (2009). Nonuniform sampling and spectral aliasing. Journal of Magnetic Resonance, 199 (1), 88-93. doi: 10.1016/j.jmr.2009.04.006
2009
Book Chapter
Maximum Entropy: Multidimensional Methods
Hoch, Jeffrey C. and Mobli, Mehdi (2009). Maximum Entropy: Multidimensional Methods. EMagRes. (pp. 1-8) United Kingdom: John Wiley & Sons. doi: 10.1002/9780470034590.emrstm1158
2008
Journal Article
Maximum entropy spectral reconstruction of nonuniformly sampled data
Mobli, Mehdi and Hoch, Jeffrey C. (2008). Maximum entropy spectral reconstruction of nonuniformly sampled data. Concepts in Magnetic Resonance Part A, 32A (6), 436-448. doi: 10.1002/cmr.a.20126
2008
Book
Modelling H NMR Spectra of Organic Compounds: Theory, Applications and NMR Prediction Software
Abraham, Raymond J. and Mobli, Mehdi (2008). Modelling H NMR Spectra of Organic Compounds: Theory, Applications and NMR Prediction Software. Chichester, UK: John Wiley and Sons. doi: 10.1002/9780470721803
2008
Journal Article
The structural plasticity of heparan sulfate NA-domains and hence their role in mediating multivalent interactions is confirmed by high-accuracy 15N-NMR relaxation studies
Mobli, Mehdi, Nilsson, Mathias and Almond, Andrew (2008). The structural plasticity of heparan sulfate NA-domains and hence their role in mediating multivalent interactions is confirmed by high-accuracy 15N-NMR relaxation studies. Glycoconjugate Journal, 25 (5), 401-414. doi: 10.1007/s10719-007-9081-9
2008
Conference Publication
Unequivocal direct determination of the disulfide bond connectivities in proteins using 77Se NMR
Mobli, M., Lambert, L. K., Pierens, G. K., Dantas de Araujo, A., Alewood, P. F. and King, G. F. (2008). Unequivocal direct determination of the disulfide bond connectivities in proteins using 77Se NMR. 7th Biennial Conference of the Australian and New Zealand Society for Magnetic Resonance (ANZMAG 2008), Couran Cove, Australia, 7-11 December 2008.
2008
Book
Modelling 1H NMR spectra of organic compounds: Theory, applications and NMR prediction software
Abraham, Raymond and Mobli, Mehdi (2008). Modelling 1H NMR spectra of organic compounds: Theory, applications and NMR prediction software. Chichester: Wiley.
2007
Journal Article
An NMR, IR and theoretical investigation of 1H Chemical Shifts and hydrogen bonding in phenols
Abraham, Raymond J. and Mobli, Mehdi (2007). An NMR, IR and theoretical investigation of 1H Chemical Shifts and hydrogen bonding in phenols. Magnetic resonance in chemistry, 45 (10), 865-877. doi: 10.1002/mrc.2060
2007
Journal Article
Automatic maximum entropy spectral reconstruction in NMR
Mobli, Mehdi, Maciejewski, Mark W., Gryk, Michael R. and Hoch, Jeffrey C. (2007). Automatic maximum entropy spectral reconstruction in NMR. Journal of Biomolecular NMR, 39 (2), 133-139. doi: 10.1007/s10858-007-9180-8
2007
Journal Article
An automated tool for maximum entropy reconstruction of biomolecular NMR spectra
Mobli, Mehdi, Maciejewski, Mark W., Gryk, Michael R. and Hoch, Jeffrey C. (2007). An automated tool for maximum entropy reconstruction of biomolecular NMR spectra. Nature Methods, 4 (6), 467-468. doi: 10.1038/nmeth0607-467
2007
Journal Article
N-Acetylated amino sugars: the dependence of NMR 3J(HNH2)-couplings on conformation, dynamics and solvent
Mobli, Mehdi and Almond, Andrew (2007). N-Acetylated amino sugars: the dependence of NMR 3J(HNH2)-couplings on conformation, dynamics and solvent. Organic and biomolecular chemistry, 5 (14), 2243-2251. doi: 10.1039/b705761j
2006
Journal Article
Spectral reconstruction methods in fast NMR: Reduced dimensionality, random sampling and maximum entropy
Mobli, Mehdi, Stern, Alan S. and Hoch, Jeffrey C. (2006). Spectral reconstruction methods in fast NMR: Reduced dimensionality, random sampling and maximum entropy. Journal of magnetic resonance, 182 (1), 96-105. doi: 10.1016/j.jmr.2006.06.007
2006
Journal Article
Three-Dimensional 13C-Detected CH3-TOCSY Using Selectively Protonated Proteins: Facile Methyl Resonance Assignment and Protein Structure Determination
Jordan, John B., Kovacs, Helena, Wang, Yuefeng, Mobli, Mehdi, Luo, Rensheng, Anklin, Clemens, Hoch, Jeffrey C. and Kriwacki, Richard W. (2006). Three-Dimensional 13C-Detected CH3-TOCSY Using Selectively Protonated Proteins: Facile Methyl Resonance Assignment and Protein Structure Determination. Journal of the American Chemical Society, 128 (28), 9119-9128. doi: 10.1021/ja058587a
Funding
Current funding
Supervision
Availability
- Professor Mehdi Mobli is:
- Available for supervision
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Supervision history
Current supervision
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Doctor Philosophy
Studies of complex biomolecular systems using advanced biochemical and biophysical techniques
Principal Advisor
Other advisors: Associate Professor Jeffrey Harmer
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Doctor Philosophy
Structural and functional characterisation of an orphan family of opioid peptides
Principal Advisor
Other advisors: Associate Professor Jody Peters
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Doctor Philosophy
The ASIC thumb domain as a channel proxy for identification of drug leads for the treatment of ischemic conditions
Principal Advisor
Other advisors: Dr Lachlan Rash
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Doctor Philosophy
Fast Acquisition Methods in Multidimensional NMR
Principal Advisor
-
Doctor Philosophy
Characterisation of the lipid dependent gating of voltage gated ion channels
Principal Advisor
-
Doctor Philosophy
Accessing structurally elusive states of sodium channels as novel analgesic targets
Principal Advisor
Other advisors: Professor Irina Vetter, Dr Thomas Durek
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Doctor Philosophy
Fast Acquisition Methods in Multidimensional NMR
Principal Advisor
-
Doctor Philosophy
Modulation of opioid catabolism by endogenous neuropeptides
Principal Advisor
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Doctor Philosophy
Analysis of Complex Metabolomic Data
Associate Advisor
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Doctor Philosophy
Understanding the function of sodium channel accessory proteins to develop new treatments for chronic pain
Associate Advisor
Other advisors: Dr Jennifer Deuis, Professor Irina Vetter
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Doctor Philosophy
Complex Data Analysis Problems in NMR-based Metabolomics
Associate Advisor
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Doctor Philosophy
Structural and biochemical characterization of dual enzymatic activity of TIR domains from plant innate immune receptors
Associate Advisor
Other advisors: Dr Natsumi Maruta, Professor Bostjan Kobe
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Doctor Philosophy
Characterization of bivalency in disulfide-rich peptides
Associate Advisor
Other advisors: Professor Irina Vetter
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Doctor Philosophy
Discovery and characterisation of multi-valent peptides
Associate Advisor
Other advisors: Professor Irina Vetter
Completed supervision
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2023
Doctor Philosophy
Structural study of the ASIC thumb domain (ATD) in isolation by solution-state NMR spectroscopy
Principal Advisor
Other advisors: Dr Lachlan Rash
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2022
Doctor Philosophy
Structural and functional characterisation of secreted cysteine-rich repeat proteins (SCREPs)
Principal Advisor
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2021
Doctor Philosophy
Structural basis of the function of peptide inhibitors targeting voltage-gated sodium channel
Principal Advisor
Other advisors: Professor Irina Vetter
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2020
Doctor Philosophy
The application of phospholipid nanodiscs to study peptide-lipid binding interactions
Principal Advisor
Other advisors: Professor Bostjan Kobe
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2018
Doctor Philosophy
In vivo protein splicing of secreted cysteine-rich repeat proteins and their structural characterization by NMR spectroscopy
Principal Advisor
Other advisors: Professor Glenn King
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2023
Doctor Philosophy
Characterisation of venom-derived peptides that target acid-sensing ion channels
Associate Advisor
Other advisors: Professor Irina Vetter, Dr Lachlan Rash
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2020
Doctor Philosophy
Engineering an optimized analgesic from the NaV1.7 selective spider venom peptide Pn3a
Associate Advisor
Other advisors: Dr Jennifer Deuis, Professor Irina Vetter
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2020
Doctor Philosophy
Targeting TIR domain assemblies in TLR signalling pathways to design anti-inflammatory compounds
Associate Advisor
Other advisors: Professor Bostjan Kobe
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2020
Doctor Philosophy
Rational development of analgesics for the treatment of chronic pain: dissecting the molecular details of the interaction between gating modifier peptide modulators and human voltage-gated sodium channels
Associate Advisor
Other advisors: Professor Glenn King
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2019
Doctor Philosophy
B. anthracis Protective Antigen: A molecular imaging agent targeting squamous cell carcinoma
Associate Advisor
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2018
Doctor Philosophy
ß-hairpin antimicrobial peptides: structure, function and mode of action
Associate Advisor
Other advisors: Professor Mark Blaskovich
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2016
Doctor Philosophy
The structural characterisation of proteins MAL and Sr33 involved in innate immunity
Associate Advisor
Other advisors: Professor Bostjan Kobe
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2015
Doctor Philosophy
Understanding the molecular basis of the interaction between spider toxins and the voltage sensor domain of voltage-gated ion channels
Associate Advisor
Other advisors: Professor Glenn King
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2015
Doctor Philosophy
Bioinsecticides for the control of human disease vectors
Associate Advisor
Other advisors: Professor Glenn King
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2013
Doctor Philosophy
Characterisation of spider-venom peptides that target voltage-gated sodium channels: pharmacological tools and potential therapeutic leads for the treatment of chronic pain
Associate Advisor
Other advisors: Professor Glenn King
Media
Enquiries
Contact Professor Mehdi Mobli directly for media enquiries about:
- Mechanism of voltage gating by voltage-gated ion channels
- Structure guided drug design
- Structure guided evolution of venom peptides
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