2BNW | A:; B:; C:; D: | STRUCTURAL BASIS FOR COOPERATIVE BINDING OF RIBBON-HELIX-HELIX OMEGA REPRESSOR TO DIRECT DNA HEPTAD REPEATS |
2BNZ | A:; B:; C:; D: | STRUCTURAL BASIS FOR COOPERATIVE BINDING OF RIBBON-HELIX-HELIX OMEGA REPRESSOR TO INVERTED DNA HEPTAD REPEATS |
2CAX | A:; C:; D:; B: | STRUCTURAL BASIS FOR COOPERATIVE BINDING OF RIBBON-HELIX-HELIX REPRESSOR OMEGA TO MUTATED DIRECT DNA HEPTAD REPEATS |