bioRxiv preprint doi: https://doi.org/10.1101/475293; this version posted November 20, 2018. The copyright holder for this preprint (which was not certified by peer review) is the author/funder. All rights reserved. No reuse allowed without permission. Activation of Multiple Signalling Pathways by P152Lp53 Mutant Reveals New Gain-of-function Implicating Tumorigenesis Siddharth Singh1*, Manoj Kumar1*&, Sanjeev Kumar2*, Shrinka Sen1, Pawan Upadhyay3, Naveen M2, Vivek S. Tomar 4, Amit Dutt3 and Tapas K. Kundu1 1Transcription and Disease Laboratory, Molecular Biology and Genetics Unit, Jawaharlal Nehru Centre for Advanced Scientific Research, Bengaluru-560 064, India 2BioCOS Life Sciences Pvt. Ltd. Bengaluru, India 3 Integrated Cancer Genomics Lab, Advanced Centre for Treatment, Research and Education in Cancer, Tata Memorial Center, Navi Mumbai, India 4Department of Microbiology and Cell Biology, Indian Institute of Science, Bengaluru-560 012, India. & Present address: School of Biological and Environmental Sciences,Faculty of Basic Sciences, Shoolini University, Solan, Himachal Pradesh, India *Authors contributed equally to this manuscript Conflict of interest: The authors declare no potential conflicts of interest. Significance: This study for the first time carried out extensive biochemical and functional characterization of P152Lp53 and established it as a new Gain-of-function mutant which is conformationally altered. Corresponding author: Prof. Tapas K. Kundu, Transcription and Disease Laboratory, Molecular and Genetics Unit, JNCASR, Jakkur P.O., Bengaluru-560064, India. Ph: 91-80-22082840/2841 Email:
[email protected] Running Title: A Gain-of-function mutant p53 (P152L) Keywords: DNA Binding, p53 tetramerization, P152L, Tumor suppressor, Carcinogenesis 1 bioRxiv preprint doi: https://doi.org/10.1101/475293; this version posted November 20, 2018.