| G | P16-Arc | e6w18G1 | A: alpha superhelices | X: Repetitive alpha hairpins | H: Arp2/3 complex 16 KDa subunit ARPC5 (From Topology) | T: Arp2/3 complex 16 KDa subunit ARPC5 | F: P16-Arc | ECOD (1.6) |
| F | ARPC4 | e6w18F1 | A: a+b two layers | X: Type III secretory system chaperone-like | H: Arp2/3 complex subunits (From Topology) | T: Arp2/3 complex subunits | F: ARPC4 | ECOD (1.6) |
| E | P21-Arc | e6w18E1 | A: alpha bundles | X: Arp2/3 complex 21 kDa subunit ARPC3 (From Topology) | H: Arp2/3 complex 21 kDa subunit ARPC3 (From Topology) | T: Arp2/3 complex 21 kDa subunit ARPC3 | F: P21-Arc | ECOD (1.6) |
| D | P34-Arc_C | e6w18D1 | A: a+b two layers | X: Type III secretory system chaperone-like | H: Arp2/3 complex subunits (From Topology) | T: Arp2/3 complex subunits | F: P34-Arc_C | ECOD (1.6) |
| D | P34-Arc_N | e6w18D2 | A: a+b two layers | X: Type III secretory system chaperone-like | H: Arp2/3 complex subunits (From Topology) | T: Arp2/3 complex subunits | F: P34-Arc_N | ECOD (1.6) |
| C | ANAPC4_WD40_7 | e6w18C1 | A: beta duplicates or obligate multimers | X: beta-propeller-like | H: beta-propeller | T: 7-bladed | F: ANAPC4_WD40_7 | ECOD (1.6) |
| B | Actin_1st | e6w18B2 | A: mixed a+b and a/b | X: Ribonuclease H-like | H: Ribonuclease H-like (From Topology) | T: Ribonuclease H-like | F: Actin_1st | ECOD (1.6) |
| B | Actin_2nd | e6w18B1 | A: mixed a+b and a/b | X: Ribonuclease H-like | H: Ribonuclease H-like (From Topology) | T: Ribonuclease H-like | F: Actin_2nd | ECOD (1.6) |
| A | Actin_1st | e6w18A2 | A: mixed a+b and a/b | X: Ribonuclease H-like | H: Ribonuclease H-like (From Topology) | T: Ribonuclease H-like | F: Actin_1st | ECOD (1.6) |
| A | Actin_2nd | e6w18A1 | A: mixed a+b and a/b | X: Ribonuclease H-like | H: Ribonuclease H-like (From Topology) | T: Ribonuclease H-like | F: Actin_2nd | ECOD (1.6) |