Chaperone machines for protein folding, unfolding and disaggregation
H Saibil - Nature reviews Molecular cell biology, 2013 - nature.com
Molecular chaperones are diverse families of multidomain proteins that have evolved to
assist nascent proteins to reach their native fold, protect subunits from heat shock during the …
assist nascent proteins to reach their native fold, protect subunits from heat shock during the …
A protease cascade regulates release of the human malaria parasite Plasmodium falciparum from host red blood cells
…, RA Fleck, AP Snijders, HR Saibil… - Nature …, 2018 - nature.com
Malaria parasites replicate within a parasitophorous vacuole in red blood cells (RBCs).
Progeny merozoites egress upon rupture of first the parasitophorous vacuole membrane (PVM), …
Progeny merozoites egress upon rupture of first the parasitophorous vacuole membrane (PVM), …
The protofilament structure of insulin amyloid fibrils
…, CV Robinson, CM Dobson, HR Saibil - Proceedings of the …, 2002 - National Acad Sciences
Under solution conditions where the native state is destabilized, the largely helical polypeptide
hormone insulin readily aggregates to form amyloid fibrils with a characteristic cross-β …
hormone insulin readily aggregates to form amyloid fibrils with a characteristic cross-β …
[HTML][HTML] A small heat shock protein stably binds heat‐denatured model substrates and can maintain a substrate in a folding‐competent state
GJ Lee, AM Roseman, HR Saibil, E Vierling - The EMBO journal, 1997 - embopress.org
The small heat shock proteins (sHSPs) recently have been reported to have molecular
chaperone activity in vitro; however, the mechanism of this activity is poorly defined. We found …
chaperone activity in vitro; however, the mechanism of this activity is poorly defined. We found …
Atomic structure and hierarchical assembly of a cross-β amyloid fibril
…, TPJ Knowles, HR Saibil… - Proceedings of the …, 2013 - National Acad Sciences
The cross-β amyloid form of peptides and proteins represents an archetypal and widely
accessible structure consisting of ordered arrays of β-sheet filaments. These complex …
accessible structure consisting of ordered arrays of β-sheet filaments. These complex …
[HTML][HTML] Hsp26: a temperature-regulated chaperone
…, M Ehrnsperger, HE White, S Chen, HR Saibil… - The EMBO …, 1999 - embopress.org
Small heat shock proteins (sHsps) are a conserved protein family, with members found in all
organisms analysed so far. Several sHsps have been shown to exhibit chaperone activity …
organisms analysed so far. Several sHsps have been shown to exhibit chaperone activity …
[HTML][HTML] Cryo‐electron microscopy structure of an SH3 amyloid fibril and model of the molecular packing
Amyloid fibrils are assemblies of misfolded proteins and are associated with pathological
conditions such as Alzheimer's disease and the spongiform encephalopathies. In the amyloid …
conditions such as Alzheimer's disease and the spongiform encephalopathies. In the amyloid …
[HTML][HTML] Structural basis of pore formation by the bacterial toxin pneumolysin
The bacterial toxin pneumolysin is released as a soluble monomer that kills target cells by
assembling into large oligomeric rings and forming pores in cholesterol-containing …
assembling into large oligomeric rings and forming pores in cholesterol-containing …
The structural basis for membrane binding and pore formation by lymphocyte perforin
…, A Ciccone, MJ Kuiper, PI Bird, JA Trapani, HR Saibil… - Nature, 2010 - nature.com
Natural killer cells and cytotoxic T lymphocytes accomplish the critically important function of
killing virus-infected and neoplastic cells. They do this by releasing the pore-forming protein …
killing virus-infected and neoplastic cells. They do this by releasing the pore-forming protein …
Mechanism of GroEL action: productive release of polypeptide from a sequestered position under GroES
…, O Kovalenko, Y Kashi, S Chen, K Braig, HR Saibil… - Cell, 1995 - cell.com
The chaperonin GroEL is a large, double-ring structure that, together with ATP and the
cochaperonin GroES, assists protein folding in vivo. GroES forms an asymmetric complex with …
cochaperonin GroES, assists protein folding in vivo. GroES forms an asymmetric complex with …