Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 1x6h_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): SER 5.A N GLY 1.A O SER 5.A H 3.468 2.579 TYR 16.A N PHE 25.A O TYR 16.A H 3.278 2.484 CYS 18.A N LYS 23.A O CYS 18.A H 2.823 2.049 CYS 18.A SG HIS 34.A NE2 no hydrogen 3.999 N/A CYS 18.A SG HIS 39.A NE2 no hydrogen 3.837 N/A CYS 21.A SG HIS 34.A NE2 no hydrogen 3.221 N/A CYS 21.A SG HIS 39.A NE2 no hydrogen 3.999 N/A PHE 25.A N TYR 16.A O PHE 25.A H 2.712 1.830 LEU 30.A N GLN 27.A O LEU 30.A H 2.867 2.122 ASP 32.A N LYS 28.A O ASP 32.A H 2.662 1.904 ASP 32.A N GLN 29.A O ASP 32.A H 3.067 2.357 MET 33.A N GLN 29.A O MET 33.A H 2.830 1.922 HIS 34.A N LEU 30.A O HIS 34.A H 2.867 2.018 ARG 37.A N HIS 34.A O ARG 37.A H 3.292 2.512 TYR 38.A N HIS 34.A O TYR 38.A H 2.765 1.799 PHE 43.A N LYS 36.A O PHE 43.A H 3.029 2.216 PHE 48.A N PHE 57.A O PHE 48.A H 2.933 2.056 CYS 50.A N LYS 55.A O CYS 50.A H 2.888 2.008 CYS 53.A SG HIS 66.A NE2 no hydrogen 3.931 N/A MET 63.A N ARG 59.A O MET 63.A H 2.938 1.975 ALA 64.A N ARG 60.A O ALA 64.A H 3.104 2.129 ARG 65.A N ASN 61.A O ARG 65.A H 3.023 2.071 HIS 66.A N THR 62.A O HIS 66.A H 2.969 2.019 ALA 67.A N MET 63.A O ALA 67.A H 2.943 1.980 ASP 68.A N ALA 64.A O ASP 68.A H 3.525 2.624 ASN 69.A N ARG 65.A O ASN 69.A H 3.467 2.519 CYS 70.A N ALA 67.A O CYS 70.A H 3.048 2.246 CYS 70.A SG HIS 66.A NE2 no hydrogen 3.416 N/A