Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 7lul_B.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): ARG 1.A NE TRP 2.A O no hydrogen 2.850 N/A ARG 1.A NH2 TRP 2.A O no hydrogen 2.992 N/A