| D | DHFR_1 | e4ysyD1 | A: alpha bundles | X: Rossmann-like | H: 26S proteasome subunit Rpn2 C-terminal domain | T: 26S proteasome subunit Rpn2 C-terminal domain | F: DHFR_1 | ECOD (develop294) |
| H | DHFR_1 | e4ysyH1 | A: alpha bundles | X: Rossmann-like | H: 26S proteasome subunit Rpn2 C-terminal domain | T: 26S proteasome subunit Rpn2 C-terminal domain | F: DHFR_1 | ECOD (develop294) |
| G | DHFR_1 | e4ysyG1 | A: alpha bundles | X: Rossmann-like | H: 26S proteasome subunit Rpn2 C-terminal domain | T: 26S proteasome subunit Rpn2 C-terminal domain | F: DHFR_1 | ECOD (develop294) |
| C | DHFR_1 | e4ysyC1 | A: alpha bundles | X: Rossmann-like | H: 26S proteasome subunit Rpn2 C-terminal domain | T: 26S proteasome subunit Rpn2 C-terminal domain | F: DHFR_1 | ECOD (develop294) |
| F | DHFR_1 | e4ysyF1 | A: alpha bundles | X: Rossmann-like | H: 26S proteasome subunit Rpn2 C-terminal domain | T: 26S proteasome subunit Rpn2 C-terminal domain | F: DHFR_1 | ECOD (develop294) |
| B | DHFR_1 | e4ysyB1 | A: alpha bundles | X: Rossmann-like | H: 26S proteasome subunit Rpn2 C-terminal domain | T: 26S proteasome subunit Rpn2 C-terminal domain | F: DHFR_1 | ECOD (develop294) |
| A | DHFR_1 | e4ysyA1 | A: alpha bundles | X: Rossmann-like | H: 26S proteasome subunit Rpn2 C-terminal domain | T: 26S proteasome subunit Rpn2 C-terminal domain | F: DHFR_1 | ECOD (develop294) |
| A | Sigma70_r2,Sigma70_ner | e4ysyA4 | A: alpha bundles | X: Lipocalins/Streptavidin | H: SAM/DNA-glycosylase | T: SAM domain-like | F: Sigma70_r2,Sigma70_ner | ECOD (develop294) |
| E | DHFR_1 | e4ysyE2 | A: alpha bundles | X: Rossmann-like | H: 26S proteasome subunit Rpn2 C-terminal domain | T: 26S proteasome subunit Rpn2 C-terminal domain | F: DHFR_1 | ECOD (develop294) |
| E | Sigma70_r2,Sigma70_ner | e4ysyE4 | A: alpha bundles | X: Lipocalins/Streptavidin | H: SAM/DNA-glycosylase | T: SAM domain-like | F: Sigma70_r2,Sigma70_ner | ECOD (develop294) |