negatively regulates negative regulation of protein autophosphorylation peptidyl-tyrosine autophosphorylation negative regulation of peptidyl-tyrosine phosphorylation biological regulation regulation of peptidyl-tyrosine autophosphorylation negative regulation of peptidyl-tyrosine autophosphorylation https://github.com/geneontology/go-ontology/issues/28278 downregulation of tyrosine autophosphorylation down-regulation of receptor tyrosine kinase autophosphorylation down regulation of receptor tyrosine kinase autophosphorylation negative regulation of tyrosine autophosphorylation down regulation of tyrosine autophosphorylation down-regulation of peptidyl-tyrosine autophosphorylation biological_process inhibition of peptidyl-tyrosine autophosphorylation downregulation of receptor tyrosine kinase autophosphorylation negative regulation of receptor tyrosine kinase autophosphorylation inhibition of tyrosine autophosphorylation 2012-02-03T10:17:12Z downregulation of peptidyl-tyrosine autophosphorylation down regulation of peptidyl-tyrosine autophosphorylation GO:1900085 down-regulation of tyrosine autophosphorylation Any process that stops, prevents or reduces the frequency, rate or extent of peptidyl-tyrosine autophosphorylation. bf inhibition of receptor tyrosine kinase autophosphorylation