Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 2cha_C.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): LEU 15.A N CYS 34.A O no hydrogen 3.091 N/A SER 16.A OG ASN 19.A OD1 no hydrogen 2.668 N/A CYS 20.A N ASN 17.A O no hydrogen 2.850 N/A LYS 21.A N ASN 17.A O no hydrogen 2.902 N/A LYS 21.A N THR 18.A O no hydrogen 3.060 N/A LYS 22.A N ASN 19.A O no hydrogen 3.277 N/A TRP 24.A N CYS 20.A O no hydrogen 2.979 N/A TRP 24.A NE1 PRO 77.A O no hydrogen 3.157 N/A GLY 25.A N LYS 21.A O no hydrogen 2.695 N/A LYS 27.A N TRP 24.A O no hydrogen 3.219 N/A ILE 28.A N GLY 25.A O no hydrogen 2.856 N/A LYS 29.A NZ THR 26.A O no hydrogen 3.073 N/A MET 32.A N LYS 29.A O no hydrogen 2.784 N/A ALA 35.A N GLY 78.A O no hydrogen 2.941 N/A GLY 36.A N PRO 13.A O no hydrogen 2.998 N/A SER 41.A OG CYS 72.A O no hydrogen 2.713 N/A SER 41.A OG SER 73.A O no hydrogen 3.251 N/A CYS 43.A N ASP 46.A OD1 no hydrogen 2.768 N/A ASP 46.A N CYS 43.A O no hydrogen 3.135 N/A GLY 48.A N VAL 65.A O no hydrogen 2.980 N/A CYS 53.A N THR 60.A O no hydrogen 2.893 N/A LYS 55.A N ALA 58.A O no hydrogen 2.780 N/A ALA 58.A N ASN 56.A O no hydrogen 2.830 N/A THR 60.A N CYS 53.A O no hydrogen 2.813 N/A VAL 62.A N LEU 51.A O no hydrogen 2.779 N/A GLY 63.A N LEU 51.A O no hydrogen 2.976 N/A ILE 64.A N ALA 81.A O no hydrogen 2.985 N/A VAL 65.A N GLY 49.A O no hydrogen 3.041 N/A SER 66.A N VAL 79.A O no hydrogen 2.956 N/A TRP 67.A N VAL 79.A O no hydrogen 3.143 N/A THR 71.A N SER 69.A OG no hydrogen 3.033 N/A CYS 72.A N SER 69.A O no hydrogen 2.917 N/A SER 73.A N SER 69.A OG no hydrogen 3.007 N/A SER 75.A N SER 73.A OG no hydrogen 3.317 N/A SER 75.A OG SER 73.A OG no hydrogen 3.279 N/A GLY 78.A N ALA 35.A O no hydrogen 2.879 N/A VAL 79.A N TRP 67.A O no hydrogen 2.880 N/A TYR 80.A N ILE 33.A O no hydrogen 2.746 N/A ALA 81.A N ILE 64.A O no hydrogen 2.703 N/A ARG 82.A N ALA 31.A O no hydrogen 2.955 N/A ARG 82.A NE MET 32.A O no hydrogen 2.742 N/A ARG 82.A NH1 MET 32.A O no hydrogen 2.700 N/A ALA 85.A N ARG 82.A O no hydrogen 3.104 N/A LEU 86.A N VAL 83.A O no hydrogen 2.718 N/A VAL 87.A N VAL 83.A O no hydrogen 3.044 N/A GLN 91.A N VAL 87.A O no hydrogen 2.794 N/A GLN 92.A N ASN 88.A O no hydrogen 2.759 N/A THR 93.A N TRP 89.A O no hydrogen 2.660 N/A THR 93.A N VAL 90.A O no hydrogen 2.795 N/A THR 93.A OG1 TRP 89.A O no hydrogen 2.763 N/A LEU 94.A N VAL 90.A O no hydrogen 2.858 N/A ALA 95.A N GLN 92.A O no hydrogen 3.240 N/A ALA 96.A N THR 93.A O no hydrogen 2.773 N/A ASN 97.A ND2 THR 93.A O no hydrogen 2.853 N/A