Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 1zfu_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): CYS 4.A SG GLY 34.A O no hydrogen 3.563 N/A GLY 6.A N ASP 9.A O GLY 6.A H 2.586 1.719 HIS 16.A N ASP 12.A O HIS 16.A H 2.802 1.941 ASN 17.A N MET 13.A O ASN 17.A H 2.804 1.906 ASN 17.A ND2 MET 13.A O ASN 17.A HD21 3.158 2.256 HIS 18.A N GLN 14.A O HIS 18.A H 3.486 2.570 CYS 19.A N CYS 15.A O CYS 19.A H 3.277 2.307 CYS 19.A SG CYS 15.A O no hydrogen 3.102 N/A CYS 19.A SG LYS 38.A O no hydrogen 3.844 N/A LYS 20.A N HIS 16.A O LYS 20.A H 3.151 2.329 SER 21.A N ASN 17.A O SER 21.A H 2.920 2.128 LYS 26.A N TYR 40.A OXT LYS 26.A H 3.147 2.298 GLY 27.A N TYR 40.A OXT GLY 27.A H 3.358 2.424 TYR 29.A N LYS 38.A O TYR 29.A H 3.486 2.538 ALA 31.A N VAL 36.A O ALA 31.A H 2.572 1.760 PHE 35.A N LYS 32.A O PHE 35.A H 2.900 2.004 VAL 36.A N ALA 31.A O VAL 36.A H 2.668 1.787 TYR 40.A N GLY 27.A O TYR 40.A H 3.288 2.363