Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 4f0z_C.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): CYS 9.A SG GLU 10.A O CYS 9.A HG 3.438 2.315 GLN 20.A NE2 PRO 18.A O GLN 20.A HE21 2.907 2.090 ASN 23.A N ASN 21.A OD1 ASN 23.A H 2.830 1.980 ASN 23.A ND2 ASN 21.A OD1 ASN 23.A HD21 3.080 2.514 PHE 24.A N ASN 21.A O PHE 24.A H 3.017 2.168 CYS 26.A SG PHE 24.A O CYS 26.A HG 3.416 2.259 VAL 27.A N GLN 20.A OE1 VAL 27.A H 2.858 2.036