Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 2eq1_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): CYS 18.A SG HIS 31.A NE2 no hydrogen 3.323 N/A CYS 18.A SG HIS 35.A NE2 no hydrogen 3.670 N/A LYS 20.A N CYS 15.A O LYS 20.A H 3.460 2.499 PHE 22.A N TYR 13.A O PHE 22.A H 3.239 2.349 THR 29.A N HIS 25.A O THR 29.A H 3.012 2.052 THR 30.A N SER 26.A O THR 30.A H 3.081 2.141 HIS 31.A N ASN 27.A O HIS 31.A H 3.184 2.501 HIS 31.A N LEU 28.A O HIS 31.A H 2.753 2.000 GLN 32.A N LEU 28.A O GLN 32.A H 2.787 2.042 GLN 32.A N THR 29.A O GLN 32.A H 2.955 2.237 HIS 35.A NE2 HIS 31.A NE2 no hydrogen 3.151 N/A