7. d.116.1 YbaK/ProRS associated domain YbaK/ProRS associated domain core: alpha-beta-alpha-beta(2)-(alpha-beta)2-alpha-beta(2)-alpha-beta; 3 layers; bifurcated mixed sheet 1vki d1vkia_ A:8-20,46-57,59-68,132-137,141-147 1vki d1vkib_ B:8-20,46-57,59-68,132-137,141-147 1dbx d1dbxb_ B:2-12,43-53,58-66,125-130,133-140 1dbx d1dbxa_ A:2-12,43-53,58-66,125-130,133-140 1dbu d1dbua_ A:2-12,43-53,58-66,125-130,133-140