negatively regulates negatively regulates cell cycle checkpoint signaling biological regulation regulation of cell cycle checkpoint negative regulation of cell cycle checkpoint biological_process jl negative regulation of G1/S transition checkpoint negative regulation of G1/S checkpoint down regulation of cell cycle checkpoint 2013-03-06T15:10:29Z Any process that stops, prevents or reduces the frequency, rate or extent of cell cycle checkpoint. down-regulation of cell cycle checkpoint inhibition of cell cycle checkpoint GO:1901977 downregulation of cell cycle checkpoint Note that this term should not be used for direct manual annotation as it should always be possible to specify the type of checkpoint (i.e mitotic spindle or DNA damage etc). GO:2001048 positive regulation of cell cycle phase transition negative regulation of intracellular signal transduction