Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 2d9n_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): CYS 13.A N LEU 30.A O CYS 13.A H 2.684 1.831 CYS 13.A SG HIS 15.A ND1 no hydrogen 3.541 N/A GLY 19.A N TRP 16.A O GLY 19.A H 2.684 1.795 LEU 20.A N HIS 15.A O LEU 20.A H 2.702 1.797 CYS 21.A SG HIS 31.A NE2 no hydrogen 4.001 N/A GLN 26.A N LYS 23.A O GLN 26.A H 3.154 2.215 CYS 27.A SG HIS 31.A NE2 no hydrogen 3.414 N/A LEU 30.A N VAL 11.A O LEU 30.A H 2.868 1.925 THR 36.A N ASP 34.A OD1 THR 36.A H 3.077 2.157 MET 38.A N ASP 34.A O MET 38.A H 2.927 2.035 CYS 41.A N LEU 58.A O CYS 41.A H 2.967 2.006 CYS 41.A SG HIS 59.A NE2 no hydrogen 3.815 N/A SER 45.A N CYS 41.A O SER 45.A H 2.586 1.819 LYS 46.A N TYR 42.A O LYS 46.A H 2.855 2.159 LYS 46.A N PHE 43.A O LYS 46.A H 3.066 2.329 GLY 48.A N PHE 43.A O GLY 48.A H 2.730 1.801 CYS 55.A SG HIS 59.A NE2 no hydrogen 4.000 N/A SER 64.A N ASP 61.A O SER 64.A H 3.094 2.137 SER 72.A N SER 75.A OG SER 72.A H 2.634 1.795 SER 72.A OG CYS 69.A O SER 72.A HG 3.479 2.759 SER 76.A N SER 72.A O SER 76.A H 2.955 2.087