Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 7n21_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): CYS 4.A SG GLY 1.A O no hydrogen 3.500 N/A HIS 6.A N CYS 3.A O HIS 6.A H 3.112 2.154 CYS 9.A N HIS 6.A O CYS 9.A H 2.897 2.128 CYS 9.A SG ASN 13.A OD1 no hydrogen 3.320 N/A ALA 10.A N HIS 6.A O ALA 10.A H 2.755 1.782 ALA 11.A N PRO 7.A O ALA 11.A H 3.015 2.072 ASN 12.A N CYS 9.A O ASN 12.A H 2.824 1.975 ASN 13.A N ALA 10.A O ASN 13.A H 3.140 2.203 GLN 14.A N ASN 12.A O GLN 14.A H 2.993 2.193 CYS 16.A N ASN 13.A O CYS 16.A H 2.799 1.934