regulates regulation of heterochromatin formation pericentric heterochromatin formation biological regulation regulation of pericentric heterochromatin formation https://github.com/geneontology/go-ontology/issues/19112 2009-08-07T10:47:41Z GO:0090052 Any process that modulates the frequency, rate or extent of heterochromatin formation at the centromere. Chromatin silencing at the centromere is the repression of transcription of centromeric DNA by altering the structure of chromatin. regulation of chromatin silencing at centromere tb biological_process regulation of pericentric heterochromatin assembly