Table 1 A summary of dissociation constants of different PycTIR proteins for cUMP as determined by isothermal titration calorimetry

From: Structural and functional characterization of cyclic pyrimidine-regulated anti-phage system

PycTIR proteins

KD (M)

PsPycTIRCNBD

1.0 × 109

NpPycTIRCNBD

1.0 × 109

AhPycTIRCNBD

8.2 × 107

SmPycTIRCNBD

2.7 × 107