Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 1wff_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): CYS 28.A N LYS 33.A O CYS 28.A H 2.807 1.939 CYS 28.A SG HIS 53.A ND1 no hydrogen 4.005 N/A PHE 29.A N ASN 48.A O PHE 29.A H 2.772 2.018 CYS 31.A SG HIS 53.A ND1 no hydrogen 3.864 N/A THR 35.A N LYS 26.A O THR 35.A H 3.496 2.515 GLY 36.A N LYS 26.A O GLY 36.A H 3.457 2.553 CYS 43.A SG HIS 59.A NE2 no hydrogen 3.327 N/A CYS 45.A SG HIS 59.A NE2 no hydrogen 3.998 N/A CYS 50.A SG HIS 53.A ND1 no hydrogen 3.394 N/A HIS 59.A N ALA 56.A O HIS 59.A H 2.883 2.047 HIS 59.A ND1 HIS 53.A O HIS 59.A HD1 3.099 2.179 GLY 60.A N GLU 57.A O GLY 60.A H 2.793 1.882 CYS 61.A N ALA 56.A O CYS 61.A H 2.845 1.920 CYS 61.A SG HIS 59.A NE2 no hydrogen 3.965 N/A