Table 1.

DCA of PhoU A147 vs.PhoR PAS domain.

PhoR	PhoU	Mutual information	Direct Information	Distance (Å)
Y149	A147	0.5876	0.0016	12.1
N166	A147	0.5475	0.0006	14.7
F161	A147	0.5189	0.0005	12.2
P164	A147	0.5045	0.0009	12.9
R163	A147	0.4823	0.0005	12.1
G118	A147	0.4796	0.0011	19.0
Q186	A147	0.4565	0.0009	16.6
L187	A147	0.4459	0.0012	13.7
D160	A147	0.4442	0.0006	6.0
Q154	A147	0.4438	0.0008	10.9