Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 5wtt_C.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): PHE 7.A N LEU 3.A O no hydrogen 3.197 N/A GLY 8.A N GLU 4.A O no hydrogen 2.762 N/A