Original ResearchPublished 25 February 2026The phosphorylated tyrosine as a gatekeeper for topoisomerase catalytic activity: a molecular dynamics simulation studyMuralidhar · Rakesh Kumar Tiwari · Vipin Kumar Mishra · K. M. Vandana · Vinayak PandeyFrontiers in Catalysisdoi 10.3389/fctls.2026.1665232