Top proteins consistently associated with MM across the EPIC, ARIC and UK Biobank cohorts included: sBCMA, CNTN5, IL5RA, CD48, SLAMF7, TACI, BAFF, QPCT, FCRLB and LY9 (Table 2, Supplementary Table 5). Here, TNFSF13B is linked to Miyoshi myopathy.