The role of key residues in structure, function, and stability of cytochrome-c

S Zaidi, MI Hassan, A Islam, F Ahmad - Cellular and molecular life …, 2014 - Springer
Abstract Cytochrome-c (cyt-c), a multi-functional protein, plays a significant role in the
electron transport chain, and thus is indispensable in the energy-production process …

Pre-molten, wet, and dry molten globules en route to the functional state of proteins

MN Gupta, VN Uversky - International Journal of Molecular Sciences, 2023 - mdpi.com
Transitions between the unfolded and native states of the ordered globular proteins are
accompanied by the accumulation of several intermediates, such as pre-molten globules …

Chitinase from Thermomyces lanuginosus SSBP and its biotechnological applications

FI Khan, K Bisetty, S Singh, K Permaul, MI Hassan - Extremophiles, 2015 - Springer
Chitinases are ubiquitous class of extracellular enzymes, which have gained attention in the
past few years due to their wide biotechnological applications. The effectiveness of …

First evidence of formation of pre-molten globule state in myoglobin: A macromolecular crowding approach towards protein folding in vivo

ZA Parray, S Ahamad, F Ahmad, MI Hassan… - International journal of …, 2019 - Elsevier
Myoglobin is known to show formation of intermediate states under various environmental
conditions, in spite of that, this is the first evidence of formation pre-molten globule (PMG) in …

Structural characterization of MG and pre-MG states of proteins by MD simulations, NMR, and other techniques

A Naiyer, MI Hassan, A Islam, M Sundd… - Journal of Biomolecular …, 2015 - Taylor & Francis
Almost all proteins fold via a number of partially structured intermediates such as molten
globule (MG) and pre-molten globule states. Understanding the structure of these …

Effect of pH on the structure and stability of irisin, a multifunctional protein: Multispectroscopic and molecular dynamics simulation approach

R Waseem, A Shamsi, M Shahbaz, T Khan… - Journal of Molecular …, 2022 - Elsevier
Irisin is a potential therapeutic agent to prevent or treat various metabolic-related disorders
and neurodegenerative diseases viz. Alzheimer's disease (AD). In this study, we have …

Formation of molten globule state in horse heart cytochrome c under physiological conditions: Importance of soft interactions and spectroscopic approach in crowded …

ZA Parray, F Ahmad, MF Alajmi, A Hussain… - International journal of …, 2020 - Elsevier
To understand protein folding problem under physiological condition, usually taken as dilute
aqueous buffer at pH 7.0 and 25° C, knowledge of properties of folding intermediates is …

Soft interactions versus hard core repulsions: A journey of cytochrome c from acid-induced denaturation to native protein via pre-molten globule and molten globule …

D Yameen, S Siraj, ZA Parray, M Masood… - Journal of Molecular …, 2022 - Elsevier
Protein attains its biological functional state in a crowded environment, whereas traditional
in vitro experiments are carried out in dilute solutions. In this investigation, synthetic …

Mechanistic insights into the urea-induced denaturation of human sphingosine kinase 1

FI Khan, P Gupta, S Roy, N Azum, KA Alamry… - International Journal of …, 2020 - Elsevier
Abstract Sphingosine kinase 1 (SphK1) plays a significant role in various cellular processes,
including cell proliferation, apoptosis, and angiogenesis. SphK1 is considered as an …

Effect of pH on structure, function, and stability of mitochondrial carbonic anhydrase VA

D Idrees, M Shahbaaz, K Bisetty, A Islam… - Journal of …, 2017 - Taylor & Francis
Mitochondrial carbonic anhydrase VA (CAVA) catalyzes the hydration of carbon dioxide to
produce proton and bicarbonate which is primarily expressed in the mitochondrial matrix of …