Brief report: Main contribution of DRB1∗04:05 among the shared epitope alleles and involvement of DRB1 amino acid position 57 in association with joint destruction in anti-citrullinated protein antibody-positive rheumatoid arthritis

Chikashi Terao, Koichiro Yano, Katsunori Ikari, Moritoshi Furu, Noriyuki Yamakawa, Shinji Yoshida, Motomu Hashimoto, Hiromu Ito, Takao Fujii, Koichiro Ohmura, Kimiko Yurugi, Yasuo Miura, Taira Maekawa, Atsuo Taniguchi, Shigeki Momohara, Hisashi Yamanaka, Tsuneyo Mimori, Fumihiko Matsuda