1. GOrilla, REVIGO, GSEA 2. GSEA version 2.2.3 (versions for GOrilla and REVIGO not described 3. Gene Ontology, predefined TRM-associated gene sets from previous studies 4. Yes (Mus musculus genome annotations and expressed genes with FPKM > 0.3) 5. Hypergeometric test (GOrilla), Gene Set Enrichment Analysis (GSEA) permutation-based method | 6. Yes