Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 2em0_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): CYS 15.A N MET 20.A O CYS 15.A H 3.005 2.281 CYS 15.A SG HIS 31.A NE2 no hydrogen 3.502 N/A CYS 15.A SG HIS 35.A NE2 no hydrogen 3.503 N/A CYS 18.A SG HIS 31.A NE2 no hydrogen 3.511 N/A CYS 18.A SG HIS 35.A NE2 no hydrogen 3.702 N/A PHE 22.A N TRP 13.A O PHE 22.A H 3.146 2.451 LEU 28.A N GLN 24.A O LEU 28.A H 3.454 2.530 ARG 29.A N ALA 25.A O ARG 29.A H 3.103 2.165 LEU 30.A N SER 26.A O LEU 30.A H 3.272 2.363 HIS 31.A N SER 27.A O HIS 31.A H 2.988 2.058 GLN 32.A N LEU 28.A O GLN 32.A H 2.829 1.857 ASN 33.A N LEU 30.A O ASN 33.A H 2.929 2.033 VAL 34.A N HIS 31.A O VAL 34.A H 2.629 1.812 HIS 35.A N GLN 32.A O HIS 35.A H 2.890 2.000 SER 45.A OG PRO 43.A O SER 45.A HG 3.219 2.667