Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 7p3d_C.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): GLN 3.A NE2 ARG 5.A O no hydrogen 2.771 N/A ARG 5.A N GLN 3.A OE1 no hydrogen 2.720 N/A