PDCD1 and rheumatoid arthritis: For five of the 16 putative core genes—CD5, CTLA4, SLAMF1, PDCD1, and TNFRSF14—that were identified through association of GATE scores with rheumatoid arthritis, associations of rheumatoid arthritis with SNPs within 200 kb of the transcription site are listed in the GWAS catalog.