Highly associated pathways such as KEGG "Type I Diabetes," "Antigen processing and presentation," and "Systemic lupus erythematosus" share several genes, particularly HLA class I and II paralogs (HLA-DRB1, HLA-DQB1, HLA-DQA1, HLA-B). Here, HLA-DQA1 is linked to systemic lupus erythematosus.