Table 4. Structure and sequence comparisons of sensors having a double-PDC fold.
| Z2 | Z3 | Z6 | Z8 | Z16 | KinD | DctB (vc) |
DctB (sm) |
LuxQ (vh) |
LuxQ (vc) |
McpX | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Z2 | 0.98 | 1.96 | 2.86 | 2.19 | 2.28 | 2.33 | 2.18 | 3.72 | 3.82 | 2.10 | |
| Z3 | 424 | 1.83 | 2.86 | 2.16 | 2.30 | 2.43 | 2.27 | 3.58 | 3.68 | 1.97 | |
| Z6 | 40.4 | 40 | 2.86 | 2.15 | 2.35 | 2.31 | 2.13 | 3.92 | 4.01 | 2.26 | |
| Z8 | 14.6 | 18.1 | 17.7 | 2.91 | 2.82 | 2.72 | 2.84 | 4.07 | 4.14 | 2.87 | |
| Z16 | 17.3 | 18.5 | 17.3 | 25 | 1.86 | 2.01 | 1.83 | 3.94 | 4.09 | 2.25 | |
| KinD | 16.9 | 15.8 | 14.2 | 26.9 | 38.1 | 1.92 | 1.79 | 3.84 | 3.89 | 2.23 | |
| vcDctB | 16.9 | 10 | 15.8 | 18.5 | 14.2 | 17.3 | 1.35 | 3.67 | 3.71 | 2.36 | |
| smDctB | 14.6 | 15.8 | 16.9 | 15.0 | 18.5 | 13.5 | 119 | 3.69 | 3.80 | 2.18 | |
| vhLuxQ | 13.9 | 21.6 | 11.9 | 15 | 10.8 | 15.4 | 13.9 | 16.9 | 1.15 | 2.60 | |
| vcLuxQ | 13.9 | 21.6 | 10.8 | 15.0 | 12.3 | 15.0 | 13.9 | 18.5 | 174 | 3.69 | |
| McpX | 50.4 | 55.1 | 20.8 | 11.9 | 26.6 | 16.9 | 15.4 | 12.7 | 9.6 | 9.6 |
RMSD values (upper triangle) and Blastp Z-scores (lower triangle) are shown for pair-wise comparisons of all sensors with double-PDC fold in the PDB. The PDB code of Z2, Z3, Z6, Z8, Z16, KinD, vcDctB, smDctB, vhLuxQ, vcLuxQ and McpX are 3LI9, 3LIB, 3LIC, 3LID, 3LIF, 3fos, 3by9, 3e4p, 2hje, 3c38, and 3c8c, respectively.