Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 1wwd_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): LEU 21.A N ARG 18.A O LEU 21.A H 2.960 2.003 GLN 25.A N ASP 22.A O GLN 25.A H 2.962 2.021 CYS 26.A N GLU 31.A O CYS 26.A H 2.755 1.798 CYS 26.A SG HIS 34.A NE2 no hydrogen 3.497 N/A CYS 29.A SG HIS 34.A NE2 no hydrogen 3.490 N/A GLY 33.A N ASP 24.A O GLY 33.A H 3.006 2.100 TRP 35.A NE1 ARG 23.A O TRP 35.A HE1 2.866 2.025 ASP 38.A N TRP 35.A O ASP 38.A H 2.680 1.777 CYS 39.A N ALA 36.A O CYS 39.A H 2.915 1.955 CYS 39.A SG HIS 34.A NE2 no hydrogen 3.676 N/A LYS 42.A N CYS 39.A O LYS 42.A H 3.110 2.199