1. d.320.1 YojJ-like YojJ-like alpha-beta-X-beta-alpha-beta(2)-alpha-beta(3); 3 layers: a/b/a; 7-stranded mixed beta-sheet, order 2431567; strands 1 and 3 are parallel to each other 2fb5 d2fb5c1 C:76-91,92-100,119-128,136-142,179-187 2fb5 d2fb5a1 A:76-91,92-100,119-128,136-142,179-187 2fb5 d2fb5b1 B:76-91,92-100,119-128,136-142,179-187