| D | Sigma70_r2,Sigma70_ner | e4kc5D1 | A: a/b three-layered sandwiches | X: TIM beta/alpha-barrel | H: TIM barrels | T: TIM barrels | F: Sigma70_r2,Sigma70_ner | ECOD (v294.1) |
| C | Sigma70_r2,Sigma70_ner | e4kc5C1 | A: a/b three-layered sandwiches | X: TIM beta/alpha-barrel | H: TIM barrels | T: TIM barrels | F: Sigma70_r2,Sigma70_ner | ECOD (v294.1) |
| B | Sigma70_r2,Sigma70_ner | e4kc5B1 | A: a/b three-layered sandwiches | X: TIM beta/alpha-barrel | H: TIM barrels | T: TIM barrels | F: Sigma70_r2,Sigma70_ner | ECOD (v294.1) |
| A | Ketoacyl-synt_C | e4kc5A1 | A: a/b three-layered sandwiches | X: RING/U-box-like | H: RING/U-box-like | T: IBR domain | F: Ketoacyl-synt_C | ECOD (v294.1) |
| A | RhiE-like_linker | e4kc5A3 | A: a/b three-layered sandwiches | X: RING/U-box-like | H: RING/U-box-like | T: IBR domain | F: RhiE-like_linker | ECOD (v294.1) |
| A | zf-CCCH_2 | e4kc5A4 | A: a/b three-layered sandwiches | X: RING/U-box-like | H: RING/U-box-like | T: IBR domain | F: zf-CCCH_2 | ECOD (v294.1) |