PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 32229503-2 2020 Up to 90% of pediatric DIPGs harbor a somatic heterozygous mutation resulting in the replacement of lysine 27 with methionine (K27M) in genes encoding histone H3.3 (H3F3A, 65%) or H3.1 (HIST1H3B, 25%). dipinacoline glutamate 23-28 H3 clustered histone 2 Homo sapiens 186-194