New advances in cross-linking mass spectrometry toward structural systems biology

C Yu, L Huang - Current opinion in chemical biology, 2023 - Elsevier
Elucidating protein–protein interaction (PPI) networks and their structural features within
cells is central to understanding fundamental biology and associations of cell phenotypes …

[HTML][HTML] CCT2 is an aggrephagy receptor for clearance of solid protein aggregates

X Ma, C Lu, Y Chen, S Li, N Ma, X Tao, Y Li, J Wang… - Cell, 2022 - cell.com
Protein aggregation is a hallmark of multiple human pathologies. Autophagy selectively
degrades protein aggregates via aggrephagy. How selectivity is achieved has been elusive …

Chaperonin mechanisms: multiple and (mis) understood?

A Horovitz, TH Reingewertz, J Cuéllar… - Annual review of …, 2022 - annualreviews.org
The chaperonins are ubiquitous and essential nanomachines that assist in protein folding in
an ATP-driven manner. They consist of two back-to-back stacked oligomeric rings with …

Structural visualization of the tubulin folding pathway directed by human chaperonin TRiC/CCT

D Gestaut, Y Zhao, J Park, B Ma, A Leitner, M Collier… - Cell, 2022 - cell.com
The ATP-dependent ring-shaped chaperonin TRiC/CCT is essential for cellular proteostasis.
To uncover why some eukaryotic proteins can only fold with TRiC assistance, we …

Mechanism of orphan subunit recognition during assembly quality control

Y Yagita, E Zavodszky, SY Peak-Chew, RS Hegde - Cell, 2023 - cell.com
Cells contain numerous abundant molecular machines assembled from multiple subunits.
Imbalances in subunit production and failed assembly generate orphan subunits that are …

The recruitment of TRiC chaperonin in rotavirus viroplasms correlates with virus replication

J Vetter, G Papa, K Tobler, JM Rodriguez, M Kley… - Mbio, 2024 - journals.asm.org
Rotavirus (RV) replication takes place in the viroplasms, cytosolic inclusions that allow the
synthesis of virus genome segments and their encapsidation in the core shell, followed by …

Snapshots of actin and tubulin folding inside the TRiC chaperonin

JJ Kelly, D Tranter, E Pardon, G Chi, H Kramer… - Nature structural & …, 2022 - nature.com
The integrity of a cell's proteome depends on correct folding of polypeptides by chaperonins.
The chaperonin TCP-1 ring complex (TRiC) acts as obligate folder for> 10% of cytosolic …

Pathway and mechanism of tubulin folding mediated by TRiC/CCT along its ATPase cycle revealed using cryo-EM

C Liu, M **, S Wang, W Han, Q Zhao, Y Wang… - Communications …, 2023 - nature.com
The eukaryotic chaperonin TRiC/CCT assists the folding of about 10% of cytosolic proteins
through an ATP-driven conformational cycle, and the essential cytoskeleton protein tubulin …

The chaperone system in cancer therapies: Hsp90

CA Basset, E Conway de Macario, LG Leone… - Journal of Molecular …, 2023 - Springer
The chaperone system (CS) of an organism is composed of molecular chaperones,
chaperone co-factors, co-chaperones, and chaperone receptors and interactors. It is present …

Structural basis of plp2-mediated cytoskeletal protein folding by TRiC/CCT

W Han, M **, C Liu, Q Zhao, S Wang, Y Wang… - Science …, 2023 - science.org
The cytoskeletal proteins tubulin and actin are the obligate substrates of TCP-1 ring
complex/Chaperonin containing TCP-1 (TRiC/CCT), and their folding involves co …