Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 7t9y_C.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): LYS 3.A NZ LEU 4.A O no hydrogen 3.080 N/A GLU 8.A N ASN 7.A OD1 no hydrogen 3.088 N/A