| U [auth a] | Photo_RC | e3a0ha1   | A: alpha bundles | X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology) | H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology) | T: Bacterial photosystem II reaction centre L and M subunits-like | F: Photo_RC | ECOD (1.6) | 
 | A | Photo_RC | e3a0hA1   | A: alpha bundles | X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology) | H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology) | T: Bacterial photosystem II reaction centre L and M subunits-like | F: Photo_RC | ECOD (1.6) | 
 | V [auth b] | PSII_1st | e3a0hb1   | A: alpha bundles | X: Photosystem II antenna protein-like (From Topology) | H: Photosystem II antenna protein-like (From Topology) | T: Photosystem II antenna protein-like | F: PSII_1st | ECOD (1.6) | 
 | V [auth b] | PSII_2nd | e3a0hb2   | A: a+b two layers | X: Photosystem II antenna protein PsbB insertion domain (From Topology) | H: Photosystem II antenna protein PsbB insertion domain (From Topology) | T: Photosystem II antenna protein PsbB insertion domain | F: PSII_2nd | ECOD (1.6) | 
 | B | PSII_1st | e3a0hB1   | A: alpha bundles | X: Photosystem II antenna protein-like (From Topology) | H: Photosystem II antenna protein-like (From Topology) | T: Photosystem II antenna protein-like | F: PSII_1st | ECOD (1.6) | 
 | B | PSII_2nd | e3a0hB2   | A: a+b two layers | X: Photosystem II antenna protein PsbB insertion domain (From Topology) | H: Photosystem II antenna protein PsbB insertion domain (From Topology) | T: Photosystem II antenna protein PsbB insertion domain | F: PSII_2nd | ECOD (1.6) | 
 | W [auth c] | PSII_1st | e3a0hc1   | A: alpha bundles | X: Photosystem II antenna protein-like (From Topology) | H: Photosystem II antenna protein-like (From Topology) | T: Photosystem II antenna protein-like | F: PSII_1st | ECOD (1.6) | 
 | C | PSII_1st | e3a0hC1   | A: alpha bundles | X: Photosystem II antenna protein-like (From Topology) | H: Photosystem II antenna protein-like (From Topology) | T: Photosystem II antenna protein-like | F: PSII_1st | ECOD (1.6) | 
 | X [auth d] | Photo_RC | e3a0hd1   | A: alpha bundles | X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology) | H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology) | T: Bacterial photosystem II reaction centre L and M subunits-like | F: Photo_RC | ECOD (1.6) | 
 | D | Photo_RC | e3a0hD1   | A: alpha bundles | X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology) | H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology) | T: Bacterial photosystem II reaction centre L and M subunits-like | F: Photo_RC | ECOD (1.6) | 
 | Y [auth e] | Cytochrom_B559a | e3a0he1   | A: extended segments | X: Cytochrome b559 subunits (From Topology) | H: Cytochrome b559 subunits (From Topology) | T: Cytochrome b559 subunits | F: Cytochrom_B559a | ECOD (1.6) | 
 | E | Cytochrom_B559a | e3a0hE1   | A: extended segments | X: Cytochrome b559 subunits (From Topology) | H: Cytochrome b559 subunits (From Topology) | T: Cytochrome b559 subunits | F: Cytochrom_B559a | ECOD (1.6) | 
 | Z [auth f] | Cytochrom_B559 | e3a0hf1   | A: extended segments | X: Cytochrome b559 subunits (From Topology) | H: Cytochrome b559 subunits (From Topology) | T: Cytochrome b559 subunits | F: Cytochrom_B559 | ECOD (1.6) | 
 | F | Cytochrom_B559 | e3a0hF1   | A: extended segments | X: Cytochrome b559 subunits (From Topology) | H: Cytochrome b559 subunits (From Topology) | T: Cytochrome b559 subunits | F: Cytochrom_B559 | ECOD (1.6) | 
 | G [auth H] | PsbH | e3a0hH1   | A: extended segments | X: Photosystem II 10 kDa phosphoprotein PsbH (From Topology) | H: Photosystem II 10 kDa phosphoprotein PsbH (From Topology) | T: Photosystem II 10 kDa phosphoprotein PsbH | F: PsbH | ECOD (1.6) | 
 | AA [auth h] | PsbH | e3a0hh1   | A: extended segments | X: Photosystem II 10 kDa phosphoprotein PsbH (From Topology) | H: Photosystem II 10 kDa phosphoprotein PsbH (From Topology) | T: Photosystem II 10 kDa phosphoprotein PsbH | F: PsbH | ECOD (1.6) | 
 | H [auth I] | PsbI | e3a0hI1   | A: extended segments | X: Photosystem II reaction center protein I, PsbI (From Topology) | H: Photosystem II reaction center protein I, PsbI (From Topology) | T: Photosystem II reaction center protein I, PsbI | F: PsbI | ECOD (1.6) | 
 | BA [auth i] | PsbI | e3a0hi1   | A: extended segments | X: Photosystem II reaction center protein I, PsbI (From Topology) | H: Photosystem II reaction center protein I, PsbI (From Topology) | T: Photosystem II reaction center protein I, PsbI | F: PsbI | ECOD (1.6) | 
 | I [auth J] | PsbJ | e3a0hJ1   | A: extended segments | X: Photosystem II reaction center protein J, PsbJ (From Topology) | H: Photosystem II reaction center protein J, PsbJ (From Topology) | T: Photosystem II reaction center protein J, PsbJ | F: PsbJ | ECOD (1.6) | 
 | CA [auth j] | PsbJ | e3a0hj1   | A: extended segments | X: Photosystem II reaction center protein J, PsbJ (From Topology) | H: Photosystem II reaction center protein J, PsbJ (From Topology) | T: Photosystem II reaction center protein J, PsbJ | F: PsbJ | ECOD (1.6) | 
 | J [auth K] | PsbK | e3a0hK1   | A: extended segments | X: Photosystem II reaction center protein K, PsbK (From Topology) | H: Photosystem II reaction center protein K, PsbK (From Topology) | T: Photosystem II reaction center protein K, PsbK | F: PsbK | ECOD (1.6) | 
 | DA [auth k] | PsbK | e3a0hk1   | A: extended segments | X: Photosystem II reaction center protein K, PsbK (From Topology) | H: Photosystem II reaction center protein K, PsbK (From Topology) | T: Photosystem II reaction center protein K, PsbK | F: PsbK | ECOD (1.6) | 
 | K [auth L] | PsbL | e3a0hL1   | A: extended segments | X: Photosystem II reaction center protein L, PsbL (From Topology) | H: Photosystem II reaction center protein L, PsbL (From Topology) | T: Photosystem II reaction center protein L, PsbL | F: PsbL | ECOD (1.6) | 
 | EA [auth l] | PsbL | e3a0hl1   | A: extended segments | X: Photosystem II reaction center protein L, PsbL (From Topology) | H: Photosystem II reaction center protein L, PsbL (From Topology) | T: Photosystem II reaction center protein L, PsbL | F: PsbL | ECOD (1.6) | 
 | L [auth M] | PsbM | e3a0hM1   | A: extended segments | X: Photosystem II reaction center protein M, PsbM (From Topology) | H: Photosystem II reaction center protein M, PsbM (From Topology) | T: Photosystem II reaction center protein M, PsbM | F: PsbM | ECOD (1.6) | 
 | FA [auth m] | PsbM | e3a0hm1   | A: extended segments | X: Photosystem II reaction center protein M, PsbM (From Topology) | H: Photosystem II reaction center protein M, PsbM (From Topology) | T: Photosystem II reaction center protein M, PsbM | F: PsbM | ECOD (1.6) | 
 | M [auth O] | MSP | e3a0hO1   | A: beta barrels | X: Outer membrane meander beta-barrels | H: OMPA-like (From Topology) | T: OMPA-like | F: MSP | ECOD (1.6) | 
 | GA [auth o] | MSP | e3a0ho1   | A: beta barrels | X: Outer membrane meander beta-barrels | H: OMPA-like (From Topology) | T: OMPA-like | F: MSP | ECOD (1.6) | 
 | N [auth T] | PsbT | e3a0hT1   | A: extended segments | X: Photosystem II reaction center protein T, PsbT (From Topology) | H: Photosystem II reaction center protein T, PsbT (From Topology) | T: Photosystem II reaction center protein T, PsbT | F: PsbT | ECOD (1.6) | 
 | HA [auth t] | PsbT | e3a0ht1   | A: extended segments | X: Photosystem II reaction center protein T, PsbT (From Topology) | H: Photosystem II reaction center protein T, PsbT (From Topology) | T: Photosystem II reaction center protein T, PsbT | F: PsbT | ECOD (1.6) | 
 | O [auth U] | PsbU | e3a0hU1   | A: alpha arrays | X: HhH/H2TH | H: SAM/DNA-glycosylase | T: SAM domain-like | F: PsbU | ECOD (1.6) | 
 | IA [auth u] | PsbU | e3a0hu1   | A: alpha arrays | X: HhH/H2TH | H: SAM/DNA-glycosylase | T: SAM domain-like | F: PsbU | ECOD (1.6) | 
 | P [auth V] | Cytochrom_C550 | e3a0hV1   | A: alpha arrays | X: Cytochrome c-like | H: Cytochrome c (From Topology) | T: Cytochrome c | F: Cytochrom_C550 | ECOD (1.6) | 
 | JA [auth v] | Cytochrom_C550 | e3a0hv1   | A: alpha arrays | X: Cytochrome c-like | H: Cytochrome c (From Topology) | T: Cytochrome c | F: Cytochrom_C550 | ECOD (1.6) | 
 | Q [auth X] | PsbX | e3a0hX1   | A: extended segments | X: Photosystem II PsbX protein (From Topology) | H: Photosystem II PsbX protein (From Topology) | T: Photosystem II PsbX protein | F: PsbX | ECOD (1.6) | 
 | KA [auth x] | PsbX | e3a0hx1   | A: extended segments | X: Photosystem II PsbX protein (From Topology) | H: Photosystem II PsbX protein (From Topology) | T: Photosystem II PsbX protein | F: PsbX | ECOD (1.6) | 
 | R [auth Y] | PSII_Ycf12 | e3a0hY1   | A: extended segments | X: Photosystem II reaction center protein ycf12 (From Topology) | H: Photosystem II reaction center protein ycf12 (From Topology) | T: Photosystem II reaction center protein ycf12 | F: PSII_Ycf12 | ECOD (1.6) | 
 | LA [auth y] | PSII_Ycf12 | e3a0hy1   | A: extended segments | X: Photosystem II reaction center protein ycf12 (From Topology) | H: Photosystem II reaction center protein ycf12 (From Topology) | T: Photosystem II reaction center protein ycf12 | F: PSII_Ycf12 | ECOD (1.6) | 
 | T [auth Z] | Ycf9 | e3a0hZ1   | A: extended segments | X: PsbZ-like (From Topology) | H: PsbZ-like (From Topology) | T: PsbZ-like | F: Ycf9 | ECOD (1.6) | 
 | NA [auth z] | Ycf9 | e3a0hz1   | A: extended segments | X: PsbZ-like (From Topology) | H: PsbZ-like (From Topology) | T: PsbZ-like | F: Ycf9 | ECOD (1.6) |