Table 2.
Siderocalin Affinity for Ferric Ent and Salmochelin S4 Analogues at pH 7.4
Siderocalin Ligand | Kd, nM (esd’s) |
---|---|
[FeIII(SERMECAM)]3− | No Binding |
[FeIII(SER-t-BUCAM)]3− | No Binding |
[FeIII(TRENCAM)]3− | 0.32(1) |
[FeIII(TREN(CAM)2(MECAM)]3− | 0.49(6) |
[FeIII(TREN(CAM)(MECAM)2]3− | 1.93(70) |