Class b: All beta proteins [48724] (174 folds) |
Fold b.139: Surface presentation of antigens (SPOA) [101800] (1 superfamily) segment-swapped dimer forming two identical conjoint barrels (n=6, S=10) topologically similar to the FMN-binding split barrel |
Superfamily b.139.1: Surface presentation of antigens (SPOA) [101801] (1 family) |
b.139.1.1: Surface presentation of antigens (SPOA) [101802] (2 proteins) |
Timeline for Superfamily b.139.1: Surface presentation of antigens (SPOA):