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Yusuf Hamied Department of Chemistry

 

Professor of Physical Chemistry and Biophysics

1920 Professor of Physical Chemistry

Our research

We study the physical and chemical aspects of the behaviour of biopolymers and other soft systems. Much of our work has been focused on the physical aspects underlying the self-assembly of protein molecules. Self-organisation is the driving force generating complex matter in nature, and the process by which the machinery providing functionality in living systems is assembled. The goal of our research is to understand the physical and chemical factors which control the structures and dynamics of biomolecular assemblies, and the connections between the nanoscale characteristics of the component molecules and the physical properties of large-scale assemblies and their behaviour on a mesoscopic to macroscopic scale. The techniques used in our laboratory include biosensors, optical lithography, microfluidic devices and scanning probe microscopy and spectroscopy. We work both with natural and synthetic polymers and our interests range from fundamental chemical physics to technological applications in material science and molecular medicine.

Watch Professor Knowles discuss his research

Take a tour of the Sir Rodney Sweetnam laboratory

Publications

Self-replication of Aβ42 aggregates occurs on small and isolated fibril sites
S Curk, J Krausser, G Meisl, D Frenkel, S Linse, TCT Michaels, TPJ Knowles, A Šarić
– Proceedings of the National Academy of Sciences of the United States of America
(2024)
121,
e2220075121
Maturation-dependent changes in the size, structure and seeding capacity of Aβ42 amyloid fibrils.
A Miller, S Chia, E Klimont, TPJ Knowles, M Vendruscolo, FS Ruggeri
– Communications biology
(2024)
7,
153
Temperature-induced changes in protein interactions control RNA recruitment to G3BP1 condensates
C Fischer, H Ausserwöger, T Sneideris, D Qian, R Scrutton, S Qamar, P St George-Hyslop, T Knowles
(2024)
Novel methods to study amyloid oligomers
LO Pascual, EA Andrzejewska, T Pálmadóttir, TP Knowles, S Linse
– Biophysical Journal
(2024)
123,
41a
Thermodynamics of temperature modulation in biomolecular phase separation
CM Fischer, H Ausserwöger, T Sneideris, D Qian, R Scrutton, S Qamar, P St George-Hyslop, TP Knowles
– Biophysical Journal
(2024)
123,
495a
Molecular chaperones and their role in amyloid formation
MM Schneider, A Bracher, EA Andrzejewska, G Krainer, L-U Lin, R Riek, U Hartl, TPJ Knowles
– Biophysical Journal
(2024)
123,
301a
The Alzheimer’s Aβ peptide forms biomolecular condensates that trigger amyloid aggregation
G Šneiderienė, AG Díaz, SD Adhikari, J Wei, T Michaels, T Šneideris, S Linse, M Vendruscolo, K Garai, TPJ Knowles
(2024)
Microfluidic antibody profiling after repeated SARS-CoV-2 vaccination links antibody affinity and concentration to impaired immunity and variant escape in patients on anti-CD20 therapy.
A Priddey, MXH Chen-Xu, DJ Cooper, S MacMillan, G Meisl, CK Xu, M Hosmillo, IG Goodfellow, R Kollyfas, R Doffinger, JR Bradley, II Mohorianu, R Jones, TPJ Knowles, R Smith, V Kosmoliaptsis
– Front Immunol
(2024)
14,
1296148
Aggregation of the Amyloid-β Peptide (Aβ40) within Condensates Generated through Liquid-Liquid Phase Separation
O Morris, Z Toprakcioglu, A Röntgen, M Cali, T Knowles, M Vendruscolo
(2023)
Nanoscale profiling of evolving intermolecular interactions in ageing FUS condensates
A Miller, Z Toprakcioglu, S Qamar, P St. George-Hyslop, S Ruggeri, T Knowles, M Vendruscolo
(2023)
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Research Interest Groups

Telephone number

01223 336344

Email address

tpjk2@cam.ac.uk