Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 2exf_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): LYS 3.A NZ GLU 10.A OE2 LYS 3.A HZ3 2.791 1.876 CYS 4.A N LYS 9.A O CYS 4.A H 3.232 2.279 ASN 6.A ND2 ALA 19.A O ASN 6.A HD22 2.949 2.092 CYS 7.A SG LYS 9.A O no hydrogen 3.994 N/A CYS 7.A SG HIS 12.A NE2 no hydrogen 3.300 N/A GLY 8.A N CYS 4.A O GLY 8.A H 2.787 2.062 CYS 17.A N THR 13.A O CYS 17.A H 2.885 1.931 ARG 21.A NH1 LYS 22.A O ARG 21.A HH11 3.008 2.004 LYS 22.A NZ CYS 25.A O LYS 22.A HZ2 2.916 2.183 LYS 22.A NZ GLY 29.A O LYS 22.A HZ3 2.960 1.957 LYS 23.A NZ GLU 31.A OE2 LYS 23.A HZ3 2.808 1.817 CYS 25.A N LYS 30.A O CYS 25.A H 3.101 2.166 LYS 27.A NZ ASN 44.A O LYS 27.A HZ1 2.736 1.912 LYS 27.A NZ ASN 44.A OXT LYS 27.A HZ2 3.043 2.274 CYS 28.A SG HIS 33.A NE2 no hydrogen 3.593 N/A GLN 34.A N ASP 37.A OD2 GLN 34.A H 2.876 1.883 CYS 38.A N GLN 34.A O CYS 38.A H 2.864 1.898 CYS 38.A SG HIS 33.A NE2 no hydrogen 3.848 N/A ARG 41.A NH1 ASN 44.A OXT ARG 41.A HH12 2.949 2.101 ARG 41.A NH2 ASN 44.A OXT ARG 41.A HH22 2.787 1.859 GLN 42.A NE2 MET 35.A O GLN 42.A HE22 2.887 1.988 GLN 42.A NE2 CYS 38.A O GLN 42.A HE21 2.859 1.905