Publications by authors named "Debamitra Chakravorty"

Interaction between human positive coactivator 4 (PC4), an abundant nuclear protein, and the tumor suppressor protein p53 plays a crucial role in initiating apoptosis. In certain neurodegenerative diseases PC4 assisted-p53-dependent apoptosis may play a central role. Thus, disruption of p53-PC4 interaction may be a good drug target for certain disease pathologies.

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Background: Containing COVID-19 is still a global challenge. It has affected the "normal" world by targeting its economy and health sector. The effect is shifting of focus of research from life threatening diseases like cancer.

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The pandemic COVID-19 has become a global panic-forcing life towards a compromised "new normal." Antiviral therapy against SARS-CoV-2 is still lacking. Thus, development of natural inhibitors as a prophylactic measure is an attractive strategy.

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Tubulin is a hetero-dimeric protein that polymerizes into microtubules and facilitates, among other things, eukaryotic cell division. Thus, any agent that interferes with tubulin polymerization is of therapeutic interest, vis-à-vis cancer. For example, colchicine is known to prevent tubulin polymerization by binding at the heterodimeric interface of αβ-tubulin.

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Attaining recombinant thermostable proteins is still a challenge for protein engineering. The complexity is the length of time and enormous efforts required to achieve the desired results. Present work proposes a novel and economic strategy of attaining protein thermostability by predicting site-specific mutations at the shortest possible time.

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Research on extremostable proteins has seen immense growth in the past decade owing to their industrial importance. Basic research of attributes related to extreme-stability requires further exploration. Modern mechanistic approaches to engineer such proteins in vitro will have more impact in industrial biotechnology economy.

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Neglected diseases are infectious diseases that affect poor people of tropical countries. Drug resistance, lower availability of funds and research hinder the opportunities for the development of new drugs. The need for new drugs will persist until pathogens are eradicated.

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Lipases from bacterial, fungal, and animal sources have been purified to homogeneity with very few of them being contributed from plants. Plant lipases are mostly found in energy reserve tissues, for example, oilseeds. They act as biocatalysts which are attractive due to their high substrate specificity, low production cost and easy pharmacological acceptance due to their eukaryotic origin.

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Organic solvent-stable lipases have pronounced impact on industrial economy as they are involved in synthesis by esterification, interesterification, and transesterification. However, very few of such natural lipases have been isolated till date. A study of the recent past provided few pillars to rely on for this work.

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Thermostable lipases are of high priority for industrial applications as they are endowed with the capability of carrying out diversified reactions at elevated temperatures. Extremophiles are their potential source. Sequence and structure annotation of thermostable lipases can elucidate evolution of lipases from their mesophilic counterparts with enhanced thermostability hence better industrial potential.

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