organism: Mus musculus
attributes.tag: source_name
attributes.value: Lin- HSC
attributes.tag: strain
attributes.value: C57BL/6
attributes.tag: genotype/variation
attributes.value: R26CreERT2;Ring1a-/-;Ring1bf/f;Cdkn2a-/-
attributes.tag: antibody
attributes.value: H2AK119 ubiquitination
attributes.tag: antibody vendor/catalog/lot
attributes.value: Cell signaling D27C4/2
attributes.tag: transduction
attributes.value: MLL-AF9