passages.id: split_5_test_2876_passage
passages.type: progene_text
passages.text: Both proteins were successfully purified from the OCI / AML 1a cells and identified as monoubiquitin - truncated H2A conjugates , the 10 kDa ubiquitinated H2A ( 115-129 ) and the 17 kDa ubiquitinated H2A ( 54-129 ) , suggesting that both proteins were produced by limited proteolysis of an intact form ( 23 kDa ) of ubiquitinated H2A ( 1-129 ) .