PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 30942468-6 2019 In addition, deletion mutants without RING domain or C-terminus of TRAIP diminished the ability to induce H2B monoubiquitination at lysine 120. Lysine 132-138 H2B clustered histone 21 Homo sapiens 106-109