SRX2915937 GSM2666941 GSM2666941: RNA-seq:BirA_control; Mus musculus; RNA-Seq SRP109122 SRS2282164 GSM2666941 RNA-Seq TRANSCRIPTOMIC cDNA Total RNA was extracted using RNeasy® Plus Mini Kit (Qiagen). 1μg of RNA was used to prepare libraries for RNA-sequencing using NEBNext® Poly(A) mRNA Magnetic Isolation Module (New England BioLabs). Illumina HiSeq 2500 gds 302666941 GEO Accession GSM2666941 SRX2915938 GSM2666942 GSM2666942: RNA-seq:FB-Fosl1_cloneB11 (high expression); Mus musculus; RNA-Seq SRP109122 SRS2282163 GSM2666942 RNA-Seq TRANSCRIPTOMIC cDNA Total RNA was extracted using RNeasy® Plus Mini Kit (Qiagen). 1μg of RNA was used to prepare libraries for RNA-sequencing using NEBNext® Poly(A) mRNA Magnetic Isolation Module (New England BioLabs). Illumina HiSeq 2500 gds 302666942 GEO Accession GSM2666942 SRX2915939 GSM2666943 GSM2666943: RNA-seq:FB-Fosl1_cloneC2 (low expression); Mus musculus; RNA-Seq SRP109122 SRS2282165 GSM2666943 RNA-Seq TRANSCRIPTOMIC cDNA Total RNA was extracted using RNeasy® Plus Mini Kit (Qiagen). 1μg of RNA was used to prepare libraries for RNA-sequencing using NEBNext® Poly(A) mRNA Magnetic Isolation Module (New England BioLabs). Illumina HiSeq 2500 gds 302666943 GEO Accession GSM2666943