Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 1ard_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): CYS 5.A N ARG 10.A O CYS 5.A H 2.475 1.527 CYS 5.A SG HIS 21.A NE2 no hydrogen 3.191 N/A CYS 5.A SG HIS 25.A NE2 no hydrogen 3.255 N/A CYS 8.A SG HIS 21.A NE2 no hydrogen 3.161 N/A CYS 8.A SG HIS 25.A NE2 no hydrogen 3.983 N/A PHE 12.A N PHE 3.A O PHE 12.A H 3.261 2.389 ARG 14.A NE ALA 13.A O ARG 14.A HE 3.347 2.724 GLN 15.A N GLN 15.A OE1 GLN 15.A H 2.908 1.979 LYS 19.A N GLN 15.A O LYS 19.A H 2.909 1.985 ARG 20.A N GLU 16.A O ARG 20.A H 2.677 1.744 HIS 21.A N HIS 17.A O HIS 21.A H 2.658 1.826 TYR 22.A N LEU 18.A O TYR 22.A H 2.669 1.781 ARG 23.A N LYS 19.A O ARG 23.A H 3.116 2.205 SER 24.A N HIS 21.A O SER 24.A H 3.247 2.343 THR 26.A N TYR 22.A O THR 26.A H 3.016 2.187 THR 26.A N ARG 23.A O THR 26.A H 3.364 2.549