Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 2mdg_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): HIS 4.A ND1 GLU 16.A OE2 HIS 4.A HD1 2.994 2.216 CYS 6.A SG HIS 22.A NE2 no hydrogen 3.573 N/A CYS 6.A SG HIS 26.A NE2 no hydrogen 3.550 N/A CYS 9.A SG HIS 22.A NE2 no hydrogen 3.597 N/A CYS 9.A SG HIS 26.A NE2 no hydrogen 3.525 N/A GLY 18.A N SER 15.A OG GLY 18.A H 2.844 1.997 LEU 19.A N SER 15.A O LEU 19.A H 2.940 2.010 ARG 20.A N GLU 16.A O ARG 20.A H 3.016 2.108 GLU 21.A N ASN 17.A O GLU 21.A H 3.078 2.103 HIS 22.A N GLY 18.A O HIS 22.A H 2.957 2.093 LEU 23.A N ARG 20.A O LEU 23.A H 3.384 2.607 THR 25.A N HIS 22.A O THR 25.A H 3.179 2.279 THR 25.A OG1 HIS 22.A O THR 25.A HG1 2.674 2.015 ARG 27.A N GLN 24.A O ARG 27.A H 3.078 2.319 ARG 27.A NE GLN 24.A OE1 ARG 27.A HE 3.085 2.123 LYS 31.A N PRO 29.A O LYS 31.A H 2.842 2.085 TYR 33.A N PHE 42.A O TYR 33.A H 3.008 2.068 CYS 35.A N GLU 40.A O CYS 35.A H 2.857 2.089 CYS 35.A SG HIS 51.A NE2 no hydrogen 3.521 N/A CYS 35.A SG HIS 55.A NE2 no hydrogen 3.530 N/A CYS 38.A SG HIS 51.A NE2 no hydrogen 3.603 N/A CYS 38.A SG HIS 55.A NE2 no hydrogen 3.615 N/A PHE 42.A N TYR 33.A O PHE 42.A H 3.066 2.104 SER 44.A N THR 47.A OG1 SER 44.A H 3.051 2.332 THR 47.A N SER 44.A OG THR 47.A H 3.253 2.273 THR 47.A OG1 SER 44.A OG THR 47.A HG1 2.971 2.130 LEU 48.A N SER 44.A O LEU 48.A H 3.278 2.332 GLU 50.A N LEU 46.A O GLU 50.A H 3.018 2.087 HIS 51.A N THR 47.A O HIS 51.A H 3.067 2.119 LYS 52.A N LEU 48.A O LYS 52.A H 2.839 2.032 VAL 53.A N THR 49.A O VAL 53.A H 3.248 2.352 THR 54.A N GLU 50.A O THR 54.A H 3.467 2.516 HIS 55.A N LYS 52.A O HIS 55.A H 3.442 2.555