Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 2cu8_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): CYS 12.A SG HIS 33.A ND1 no hydrogen 3.336 N/A LYS 14.A NZ LYS 38.A O LYS 14.A HZ2 3.467 2.543 CYS 15.A SG HIS 33.A ND1 no hydrogen 3.393 N/A VAL 19.A N SER 10.A O VAL 19.A H 3.060 2.216 LYS 24.A NZ ASP 31.A OD2 LYS 24.A HZ3 3.039 2.264 SER 27.A N LYS 30.A O SER 27.A H 3.000 2.051 SER 27.A OG HIS 51.A NE2 SER 27.A HG 3.397 2.568 TRP 32.A N VAL 25.A O TRP 32.A H 3.305 2.330 TRP 32.A NE1 SER 27.A O TRP 32.A HE1 2.990 2.035 CYS 36.A N HIS 33.A O CYS 36.A H 2.705 2.008 CYS 36.A SG HIS 33.A ND1 no hydrogen 3.997 N/A LEU 37.A N HIS 33.A O LEU 37.A H 2.848 2.006 LYS 38.A N CYS 36.A O LYS 38.A H 2.706 1.828 HIS 51.A ND1 ALA 52.A O HIS 51.A HD1 2.742 1.814 ALA 52.A N PHE 59.A O ALA 52.A H 3.251 2.535 HIS 54.A N LYS 57.A O HIS 54.A H 2.841 1.888 LYS 57.A N HIS 54.A O LYS 57.A H 3.386 2.575 LYS 57.A NZ GLU 40.A OE1 LYS 57.A HZ2 2.869 1.972 PHE 59.A N ALA 52.A O PHE 59.A H 2.785 1.857 TYR 65.A N CYS 60.A O TYR 65.A H 3.063 2.172 THR 67.A N PRO 63.A O THR 67.A H 2.724 1.784 LEU 68.A N CYS 64.A O LEU 68.A H 3.449 2.488 PHE 69.A N TYR 65.A O PHE 69.A H 2.948 2.025