Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 2ep3_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): TYR 13.A N PHE 22.A O TYR 13.A H 3.460 2.540 CYS 15.A N LYS 20.A O CYS 15.A H 2.920 1.988 CYS 18.A SG HIS 31.A NE2 no hydrogen 3.477 N/A CYS 18.A SG HIS 35.A NE2 no hydrogen 3.537 N/A PHE 22.A N TYR 13.A O PHE 22.A H 3.445 2.477 ASN 27.A N ASP 24.A O ASN 27.A H 3.071 2.386 ASN 27.A N ASP 24.A OD1 ASN 27.A H 2.687 1.859 LEU 28.A N ASP 24.A O LEU 28.A H 3.341 2.412 PHE 29.A N ARG 25.A O PHE 29.A H 2.981 2.068 THR 30.A N SER 26.A O THR 30.A H 3.086 2.164 HIS 31.A N ASN 27.A O HIS 31.A H 3.105 2.306 HIS 31.A N LEU 28.A O HIS 31.A H 2.825 2.101 HIS 31.A NE2 HIS 35.A NE2 no hydrogen 3.127 N/A GLN 32.A N LEU 28.A O GLN 32.A H 2.895 1.938 ILE 34.A N HIS 31.A O ILE 34.A H 2.848 1.981 HIS 35.A N GLN 32.A O HIS 35.A H 2.621 1.810 THR 36.A N GLN 32.A O THR 36.A H 2.757 1.802