Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 2em9_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): CYS 15.A N LYS 20.A O CYS 15.A H 2.876 2.180 CYS 15.A SG HIS 31.A NE2 no hydrogen 3.689 N/A CYS 15.A SG HIS 35.A NE2 no hydrogen 3.494 N/A CYS 18.A SG HIS 31.A NE2 no hydrogen 3.370 N/A CYS 18.A SG HIS 35.A NE2 no hydrogen 3.531 N/A PHE 22.A N TYR 13.A O PHE 22.A H 2.883 2.036 LEU 28.A N ALA 25.A O LEU 28.A H 2.646 1.915 LEU 29.A N ALA 25.A O LEU 29.A H 2.838 1.873 LYS 30.A N SER 26.A O LYS 30.A H 2.876 1.966 GLN 32.A N LEU 28.A O GLN 32.A H 2.954 2.082 ARG 33.A N LYS 30.A O ARG 33.A H 3.120 2.197 VAL 34.A N HIS 31.A O VAL 34.A H 2.878 1.924 HIS 35.A N GLN 32.A O HIS 35.A H 3.055 2.295 HIS 35.A NE2 HIS 31.A NE2 no hydrogen 3.004 N/A SER 36.A N ARG 33.A O SER 36.A H 3.256 2.423