title: pro-B, H3K27me3 ChIP seq
organism: Mus musculus
attributes.tag: source_name
attributes.value: progenitor B
attributes.tag: cell type
attributes.value: Rag1 deficient pro-B
attributes.tag: chip antibody
attributes.value: H3K27me3 (07-449, Millipore), lot# DAM1588246
attributes.tag: chip antibody manufacturer
attributes.value: Millipore
attributes.tag: genetic background
attributes.value: C57bl/6
attributes.tag: genotype
attributes.value: Rag1-/-