Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 2adr_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): PHE 3.A N PHE 12.A O PHE 3.A H 3.475 2.603 CYS 8.A SG HIS 21.A NE2 no hydrogen 3.925 N/A CYS 8.A SG HIS 25.A NE2 no hydrogen 3.434 N/A ARG 20.A N GLU 16.A O ARG 20.A H 3.196 2.226 HIS 21.A N HIS 17.A O HIS 21.A H 3.190 2.281 HIS 21.A NE2 HIS 25.A NE2 no hydrogen 2.692 N/A TYR 22.A N LEU 18.A O TYR 22.A H 2.935 2.212 TYR 22.A N LYS 19.A O TYR 22.A H 3.067 2.305 ARG 23.A N LYS 19.A O ARG 23.A H 3.386 2.563 SER 24.A N HIS 21.A O SER 24.A H 3.423 2.569 HIS 25.A N TYR 22.A O HIS 25.A H 2.973 2.259 HIS 25.A NE2 HIS 21.A NE2 no hydrogen 2.692 N/A THR 26.A N GLU 28.A OE1 THR 26.A H 3.163 2.484 THR 26.A OG1 ASN 27.A OD1 THR 26.A HG1 2.804 2.245 CYS 33.A N ARG 38.A O CYS 33.A H 3.028 2.242 CYS 33.A SG HIS 54.A NE2 no hydrogen 3.829 N/A CYS 36.A SG HIS 49.A NE2 no hydrogen 3.022 N/A CYS 36.A SG HIS 54.A NE2 no hydrogen 3.818 N/A PHE 40.A N TYR 31.A O PHE 40.A H 3.019 2.244 ILE 47.A N ARG 43.A O ILE 47.A H 3.383 2.457 ARG 48.A N ASP 44.A O ARG 48.A H 3.204 2.239 HIS 49.A N LEU 45.A O HIS 49.A H 2.957 2.253 HIS 49.A N LEU 46.A O HIS 49.A H 3.215 2.451 ALA 50.A N LEU 46.A O ALA 50.A H 3.342 2.378 GLN 51.A N ILE 47.A O GLN 51.A H 3.079 2.214 ILE 53.A N HIS 49.A O ILE 53.A H 3.017 2.227