Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 6xyi_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): LYS 3.A N GLU 15.A O LYS 3.A H 2.728 1.795 SER 7.A N LYS 4.A O SER 7.A H 3.013 2.277 CYS 9.A N TRP 35.A O CYS 9.A H 2.590 1.846 CYS 9.A SG SER 7.A O no hydrogen 3.805 N/A CYS 9.A SG TRP 35.A O no hydrogen 3.090 N/A HIS 13.A N THR 10.A O HIS 13.A H 3.268 2.395 ARG 14.A NE ARG 11.A O ARG 14.A HE 3.330 2.360 CYS 17.A N LYS 3.A O CYS 17.A H 2.786 1.853 CYS 17.A SG LYS 3.A O no hydrogen 3.067 N/A LEU 20.A N CYS 17.A O LEU 20.A H 2.980 2.048 VAL 21.A N THR 38.A O VAL 21.A H 2.728 1.946 ARG 23.A N LYS 36.A O ARG 23.A H 3.125 2.337 TRP 35.A N CYS 9.A O TRP 35.A H 2.964 2.211 LYS 36.A NZ ASP 26.A OD1 LYS 36.A HZ1 3.472 2.531 CYS 37.A N SER 7.A O CYS 37.A H 2.720 1.768 CYS 37.A SG SER 7.A O no hydrogen 3.492 N/A THR 38.A N VAL 21.A O THR 38.A H 2.695 1.852 ALA 40.A N GLY 19.A O ALA 40.A H 2.870 2.115