HSPD1 and rheumatoid arthritis: For the rest of the homologs, the most commonly identified infection was tuberculosis (for DnaK, V-type ATP synthase, and ClpP) and the most commonly identified autoimmune disease was rheumatoid arthritis (for chaperones DnaK and GroEL, elongation factor tu, Translation elongation factor 4, 3-oxoacid CoA-transferase subunit B, V-type proton ATPase, phosphopyruvate hydratase, Phosphoribosylaminoimidazolecarboxamide formyltransferase, and NifU).