negatively regulates phosphorylation regulation of phosphorylation negative regulation of phosphorylation https://github.com/geneontology/go-ontology/issues/27189 down regulation of phosphorylation Note that this term is in the subset of terms that should not be used for direct gene product annotation. Instead, select a child term or, if no appropriate child term exists, please request a new term. Direct annotations to this term may be amended during annotation QC. Any process that stops, prevents or decreases the rate of addition of phosphate groups to a molecule. GO:0042326 down-regulation of phosphorylation downregulation of phosphorylation inhibition of phosphorylation biological_process negative regulation of phosphate metabolic process biological regulation