| 1E9R | A:; B:; D:; E:; F:; G: | BACTERIAL CONJUGATIVE COUPLING PROTEIN TRWBDELTAN70. TRIGONAL FORM IN COMPLEX WITH SULPHATE. |
| 1E9S | A:; F:; G:; H:; I:; J:; K:; L:; M:; B:; D:; E: | BACTERIAL CONJUGATIVE COUPLING PROTEIN TRWBDELTAN70. UNBOUND MONOCLINIC FORM. |
| 1GKI | A:; B:; D:; E:; F:; G: | PLASMID COUPLING PROTEIN TRWB IN COMPLEX WITH ADP AND MG2+. |
| 1GL6 | A:; B:; D:; E:; F:; G: | PLASMID COUPLING PROTEIN TRWB IN COMPLEX WITH THE NON-HYDROLYSABLE GTP ANALOGUE GDPNP |
| 1GL7 | A:; B:; D:; E:; F:; G: | PLASMID COUPLING PROTEIN TRWB IN COMPLEX WITH THE NON-HYDROLISABLE ATP-ANALOGUE ADPNP. |