Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 1apo_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): CYS 6.A N ASP 4.A OD2 CYS 6.A H 3.038 2.301 CYS 6.A SG ASP 4.A O no hydrogen 3.185 N/A CYS 6.A SG CYS 17.A O no hydrogen 3.020 N/A CYS 6.A SG LYS 18.A O no hydrogen 3.284 N/A CYS 11.A SG HIS 16.A O no hydrogen 3.312 N/A LEU 12.A N ASN 36.A O LEU 12.A H 2.880 1.933 ASN 13.A ND2 CYS 37.A O ASN 13.A HD21 3.124 2.444 GLY 15.A N LEU 12.A O GLY 15.A H 2.876 2.124 HIS 16.A N THR 27.A O HIS 16.A H 3.007 2.235 CYS 17.A SG CYS 17.A O no hydrogen 2.915 N/A LYS 18.A N THR 25.A O LYS 18.A H 3.159 2.197 CYS 26.A SG LYS 35.A O no hydrogen 4.048 N/A THR 27.A N HIS 16.A O THR 27.A H 2.937 1.939 PHE 32.A N ALA 29.A O PHE 32.A H 2.962 2.187 GLU 33.A N PHE 39.A O GLU 33.A H 2.770 1.940 ASN 36.A ND2 PRO 10.A O ASN 36.A HD22 3.507 2.855 CYS 37.A N GLY 34.A O CYS 37.A H 2.996 2.065 PHE 39.A N GLU 33.A O PHE 39.A H 2.725 1.886 SER 40.A OG ARG 42.A O SER 40.A HG 3.411 2.641