negatively regulates negatively regulates DNA damage response, signal transduction by p53 class mediator regulation of DNA damage response, signal transduction by p53 class mediator negative regulation of DNA damage response, signal transduction by p53 class mediator https://github.com/geneontology/go-ontology/issues/26003 Any process that stops, prevents, or reduces the frequency, rate or extent of the cascade of processes induced by the cell cycle regulator phosphoprotein p53, or an equivalent protein, in response to the detection of DNA damage. downregulation of DNA damage response, signal transduction by p53 class mediator GO:0043518 down-regulation of DNA damage response, signal transduction by p53 class mediator biological_process inhibition of DNA damage response, signal transduction by p53 class mediator down regulation of DNA damage response, signal transduction by p53 class mediator negative regulation of p53 induced by DNA damage response biological regulation negative regulation of signal transduction by p53 class mediator