Table 4.

Summary of putative interactions between SPE7 and various binding ligands

Antibody
Residue	Atom	DNP-Ser	Furazolidone	Aq	Az-R
L36	Nδ2	O41
		O42
H50	Nɛ	O62			O1
H50	Nη2	O61	O5	O2	O3
		O1			O6
H59	N2	O1			O4
L93	Nɛ1	Oδ		O1	O2
H35	Nɛ2	O62	O2		O
			O3

Hydrogen bonds are indicated in plain text; residues and atoms involved in planar stacking or charged interactions are indicated in italics. The atom annotations in this table refer to the atoms as listed in the respective PDB files.