Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 2a53_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): HIS 1.A ND1 SER 3.A O no hydrogen 3.185 N/A SER 3.A N HIS 1.A O no hydrogen 2.952 N/A PHE 6.A N SER 3.A O no hydrogen 3.130 N/A LEU 7.A N ALA 4.A O no hydrogen 3.101 N/A MET 11.A N GLY 34.A O no hydrogen 2.871 N/A PHE 13.A N GLY 32.A O no hydrogen 2.908 N/A THR 15.A N.A GLY 30.A O no hydrogen 2.960 N/A THR 15.A N.B GLY 30.A O no hydrogen 2.949 N/A THR 15.A OG1.A CYS 64.A O no hydrogen 3.053 N/A THR 15.A OG1.B CYS 64.A O no hydrogen 3.045 N/A ILE 17.A N CYS 28.A O no hydrogen 2.842 N/A GLY 19.A N PHE 26.A O no hydrogen 3.021 N/A VAL 21.A N HIS 24.A O no hydrogen 2.970 N/A HIS 24.A N VAL 21.A O no hydrogen 2.950 N/A TYR 25.A OH GLU 18.A OE1 no hydrogen 2.327 N/A TYR 25.A OH GLU 49.A OE1 no hydrogen 3.340 N/A PHE 26.A N GLY 19.A O no hydrogen 2.899 N/A LYS 27.A N GLU 49.A O no hydrogen 2.930 N/A CYS 28.A N ILE 17.A O no hydrogen 2.711 N/A THR 29.A N GLU 46.A O no hydrogen 2.965 N/A GLY 30.A N THR 15.A O.A no hydrogen 2.886 N/A GLY 30.A N THR 15.A O.B no hydrogen 3.094 N/A LYS 31.A N LYS 44.A O no hydrogen 3.036 N/A GLY 32.A N PHE 13.A O no hydrogen 2.941 N/A GLU 33.A N GLU 42.A O no hydrogen 3.089 N/A GLY 34.A N MET 11.A O no hydrogen 3.026 N/A ASN 35.A N THR 40.A O no hydrogen 2.787 N/A GLY 39.A N ASN 35.A O no hydrogen 2.892 N/A GLU 42.A N GLU 33.A O no hydrogen 3.054 N/A LYS 44.A N LYS 31.A O no hydrogen 2.883 N/A GLU 46.A N THR 29.A O no hydrogen 2.790 N/A ILE 48.A N LYS 27.A O no hydrogen 2.780 N/A GLU 49.A N LYS 27.A O no hydrogen 3.196 N/A HIS 58.A N HIS 58.A ND1 no hydrogen 2.859 N/A ILE 59.A N ALA 56.A O no hydrogen 3.351 N/A LEU 60.A N PHE 57.A O no hydrogen 2.734 N/A SER 61.A N HIS 58.A O no hydrogen 3.137 N/A SER 61.A OG HIS 58.A O no hydrogen 3.242 N/A SER 63.A N LEU 60.A O no hydrogen 2.941 N/A CYS 64.A SG LEU 60.A O no hydrogen 3.821 N/A CYS 64.A SG SER 61.A O no hydrogen 3.627 N/A