Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 4duy_N.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): LEU 5.A N ARG 2.A O no hydrogen 2.919 N/A ILE 6.A N LYS 3.A O no hydrogen 2.906 N/A GLU 7.A N ALA 4.A O no hydrogen 2.936 N/A LYS 8.A NZ THR 21.A O no hydrogen 3.476 N/A ALA 9.A N ILE 6.A O no hydrogen 2.898 N/A LYS 10.A N GLU 7.A O no hydrogen 2.921 N/A ARG 11.A N LYS 8.A O no hydrogen 2.900 N/A ARG 18.A N PHE 15.A O no hydrogen 3.483 N/A ARG 22.A NE TYR 20.A OH no hydrogen 3.404 N/A ARG 22.A NH1 GLY 27.A O no hydrogen 2.701 N/A CYS 23.A N ARG 28.A O no hydrogen 2.664 N/A VAL 24.A N GLY 37.A O no hydrogen 2.751 N/A ARG 25.A NH1 GLU 45.A OE1 no hydrogen 3.054 N/A ARG 25.A NH2 GLU 45.A OE1 no hydrogen 3.085 N/A GLY 27.A N CYS 23.A O no hydrogen 2.828 N/A TYR 33.A N LEU 38.A O no hydrogen 2.708 N/A GLY 37.A N ARG 34.A O no hydrogen 3.195 N/A ARG 40.A N SER 31.A O no hydrogen 3.277 N/A LEU 43.A N CYS 39.A O no hydrogen 2.683 N/A ARG 44.A N ARG 40.A O no hydrogen 2.929 N/A GLU 45.A N ILE 41.A O no hydrogen 2.937 N/A LEU 46.A N CYS 42.A O no hydrogen 2.895 N/A ALA 47.A N LEU 43.A O no hydrogen 2.927 N/A HIS 48.A N ARG 44.A O no hydrogen 2.895 N/A LYS 49.A N GLU 45.A O no hydrogen 2.939 N/A GLY 50.A N LEU 46.A O no hydrogen 3.250 N/A GLN 51.A N LEU 46.A O no hydrogen 3.167 N/A VAL 55.A N LEU 52.A O no hydrogen 3.409 N/A