Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 1nds_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): HIS 90.A NE2 HIS 125.A NE2 no hydrogen 3.165 N/A HIS 125.A ND1 CYS 126.A O no hydrogen 3.012 N/A HIS 125.A NE2 HIS 90.A NE2 no hydrogen 3.165 N/A CYS 126.A N MET 140.A O no hydrogen 3.073 N/A CYS 126.A SG HIS 85.A ND1 no hydrogen 3.747 N/A CYS 126.A SG HIS 135.A ND1 no hydrogen 3.359 N/A MET 140.A N HIS 135.A O no hydrogen 3.089 N/A HIS 296.A ND1 HIS 296.A O no hydrogen 2.749 N/A