Table 3.

FeTRENLysCAM intrastrand and intermolecular hydrogen bonding.

Distances between O2 and Lysine-α-amide nitrogen atoms:
DN1A-O2A (Å)	DN1B-O2B (Å)	DN1C-O2C (Å)
2.589	2.639	2.611
Distances between Lysine-α-amide and Tren-amide nitrogen atoms:
DN1A-N3A (Å)	DN1B-N3B (Å)	DN1C-N3C (Å)
2.876	2.866	2.751
Distances between phenolate oxygen atoms and the trapped water molecule:
DO1w-O2A (Å)	DO1w-O2B (Å)	DO1w-O2C (Å)
3.068	2.857	3.051
Distances between Tren-amide nitrogens and the trapped water molecule:
DO1w-N3A (Å)	DO1w-N3B (Å)	DO1w-N3C (Å)
3.272	3.097	3.526