Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 4ztd_D.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): GLN 3.A NE2 ALA 4.A O no hydrogen 2.959 N/A PHE 9.A N LEU 6.A O no hydrogen 2.904 N/A LEU 10.A N LEU 6.A O no hydrogen 2.862 N/A