| H | PK_2nd | e6su1H2 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: PK beta-barrel domain-like | F: PK_2nd | ECOD (1.6) |
| H | PK_1st | e6su1H3 | A: a/b barrels | X: TIM beta/alpha-barrel | H: TIM barrels (From Topology) | T: TIM barrels | F: PK_1st | ECOD (1.6) |
| H | PK_C | e6su1H1 | A: a/b three-layered sandwiches | X: PK C-terminal domain-like (From Topology) | H: PK C-terminal domain-like (From Topology) | T: PK C-terminal domain-like | F: PK_C | ECOD (1.6) |
| G | PK_1st | e6su1G2 | A: a/b barrels | X: TIM beta/alpha-barrel | H: TIM barrels (From Topology) | T: TIM barrels | F: PK_1st | ECOD (1.6) |
| G | PK_C | e6su1G1 | A: a/b three-layered sandwiches | X: PK C-terminal domain-like (From Topology) | H: PK C-terminal domain-like (From Topology) | T: PK C-terminal domain-like | F: PK_C | ECOD (1.6) |
| F | PK_2nd | e6su1F3 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: PK beta-barrel domain-like | F: PK_2nd | ECOD (1.6) |
| F | PK_1st | e6su1F2 | A: a/b barrels | X: TIM beta/alpha-barrel | H: TIM barrels (From Topology) | T: TIM barrels | F: PK_1st | ECOD (1.6) |
| F | PK_C | e6su1F1 | A: a/b three-layered sandwiches | X: PK C-terminal domain-like (From Topology) | H: PK C-terminal domain-like (From Topology) | T: PK C-terminal domain-like | F: PK_C | ECOD (1.6) |
| E | PK_2nd | e6su1E1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: PK beta-barrel domain-like | F: PK_2nd | ECOD (1.6) |
| E | PK_1st | e6su1E3 | A: a/b barrels | X: TIM beta/alpha-barrel | H: TIM barrels (From Topology) | T: TIM barrels | F: PK_1st | ECOD (1.6) |
| E | PK_C | e6su1E2 | A: a/b three-layered sandwiches | X: PK C-terminal domain-like (From Topology) | H: PK C-terminal domain-like (From Topology) | T: PK C-terminal domain-like | F: PK_C | ECOD (1.6) |
| D | PK_2nd | e6su1D1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: PK beta-barrel domain-like | F: PK_2nd | ECOD (1.6) |
| D | PK_1st | e6su1D3 | A: a/b barrels | X: TIM beta/alpha-barrel | H: TIM barrels (From Topology) | T: TIM barrels | F: PK_1st | ECOD (1.6) |
| D | PK_C | e6su1D2 | A: a/b three-layered sandwiches | X: PK C-terminal domain-like (From Topology) | H: PK C-terminal domain-like (From Topology) | T: PK C-terminal domain-like | F: PK_C | ECOD (1.6) |
| C | PK_2nd | e6su1C2 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: PK beta-barrel domain-like | F: PK_2nd | ECOD (1.6) |
| C | PK_1st | e6su1C1 | A: a/b barrels | X: TIM beta/alpha-barrel | H: TIM barrels (From Topology) | T: TIM barrels | F: PK_1st | ECOD (1.6) |
| C | PK_C | e6su1C3 | A: a/b three-layered sandwiches | X: PK C-terminal domain-like (From Topology) | H: PK C-terminal domain-like (From Topology) | T: PK C-terminal domain-like | F: PK_C | ECOD (1.6) |
| B | PK_2nd | e6su1B1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: PK beta-barrel domain-like | F: PK_2nd | ECOD (1.6) |
| B | PK_1st | e6su1B2 | A: a/b barrels | X: TIM beta/alpha-barrel | H: TIM barrels (From Topology) | T: TIM barrels | F: PK_1st | ECOD (1.6) |
| B | PK_C | e6su1B3 | A: a/b three-layered sandwiches | X: PK C-terminal domain-like (From Topology) | H: PK C-terminal domain-like (From Topology) | T: PK C-terminal domain-like | F: PK_C | ECOD (1.6) |
| A | PK_2nd | e6su1A2 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: PK beta-barrel domain-like | F: PK_2nd | ECOD (1.6) |
| A | PK_1st | e6su1A3 | A: a/b barrels | X: TIM beta/alpha-barrel | H: TIM barrels (From Topology) | T: TIM barrels | F: PK_1st | ECOD (1.6) |
| A | PK_C | e6su1A1 | A: a/b three-layered sandwiches | X: PK C-terminal domain-like (From Topology) | H: PK C-terminal domain-like (From Topology) | T: PK C-terminal domain-like | F: PK_C | ECOD (1.6) |