negative regulation of DNA damage response, signal transduction by p53 class mediator resulting in transcription of p21 class mediator
negative regulation of dna damage response, signal transduction by p53 class mediator resulting in transcription of p21 class mediator
"Any process that stops, prevents or reduces the frequency, rate or extent of DNA damage response, signal transduction by p53 class mediator resulting in transcription of p21 class mediator."