Integrin αIIbβ3 intermediates: From molecular dynamics to adhesion assembly

D Tong, N Soley, R Kolasangiani, MA Schwartz… - Biophysical …, 2023 - cell.com
The platelet integrin α IIb β 3 undergoes long-range conformational transitions associated
with its functional conversion from inactive (low-affinity) to active (high-affinity) during …

Structurally different chemical chaperones show similar mechanical roles with independent molecular mechanisms

D Chaudhuri, D Chowdhury, S Chakraborty, M Bhatt… - Nanoscale, 2024 - pubs.rsc.org
Osmolytes are well known to protect the protein structure against different chemical and
physical denaturants. Since their actions with protein surfaces are mechanistically …

Force‐regulated chaperone activity of BiP/ERdj3 is opposite to their homologs DnaK/DnaJ

S Banerjee, D Chowdhury, S Chakraborty… - Protein …, 2024 - Wiley Online Library
Polypeptide chains experience mechanical tension while translocating through cellular
tunnels, which are subsequently folded by molecular chaperones. However, interactions …

Single-molecule covalent magnetic tweezers

S Chakraborty, S Haldar - Trends in biochemical …, 2023 - pubmed.ncbi.nlm.nih.gov
Single-molecule covalent magnetic tweezers Single-molecule covalent magnetic tweezers
Trends Biochem Sci. 2023 Aug;48(8):740-741. doi: 10.1016/j.tibs.2023.05.002. Epub 2023 …

Simulation of the dynamics of single F3+ color centers in LiF crystals

ND Krivosheev, SA Zilov, VP Dresvyanskiy… - Journal of …, 2023 - Elsevier
We studied single F 3+ color centers in a LiF crystal with use of confocal fluorescence
microscopy method and time-correlated single photon counting technique; the dependences …

Identification of novel phytotherapeutic agents for understanding hypertrophic cardiomyopathy via genetic mapping and advanced computational analysis

AT Aborode, OI Ayobami, AU Danazumi… - Genome Instability & …, 2024 - Springer
Hypertrophic cardiomyopathy (HCM) is a monogenic cardiovascular disorder that has been
poorly studied at the molecular, genetic, and computational levels. Here, we examined the …

Mechanistic Insights into Periplasmic Chaperones as Regulators of Protein Folding and Translocation in Gram-Negative Bacteria

S Haldar, D Chaudhuri, M Bhatt - bioRxiv, 2024 - biorxiv.org
In Gram-negative bacteria, periplasmic chaperones mediate the transport and folding of
outer membrane proteins. While their substrate interaction mechanisms are well studied …

The Novel Chaperone Activity of p47 Modulates Force-Mediated Retrotranslocation from the Endoplasmic Reticulum to the Cytosol

S Haldar, D Chaudhuri - bioRxiv, 2024 - biorxiv.org
Protein quality control in the endoplasmic reticulum (ER) maintains cellular proteostasis by
regulating protein folding, assembly, and degradation. While protein translocation from the …

Unravelling Antibody-Induced Mechanical Stability of Antigen: Insights from Single-Molecule Studies

S Haldar, S Chakrabarty, S chakraborty, S Pandit… - bioRxiv, 2024 - biorxiv.org
The intricate nature of antigen-antibody interactions plays a pivotal role in immunological
responses. Despite the multitude of ligand-binding sites on antigens, the influence of …

Methotrexate-modulated talin-dynamics drives cellular mechanical phenotypes via YAP signaling

D Chowdhury, S Dhabal, M Bhatt, D Maity… - bioRxiv, 2023 - biorxiv.org
Methotrexate is a well-known antineoplastic drug used to prevent cancer aggravation.
Despite being a targeted therapeutic approach, its administration comes with the risk of …