Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 7knn_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): SER 3.A OG ASP 4.A OD1 SER 3.A HG 2.885 1.954 ARG 6.A NH1 ASP 4.A OD2 ARG 6.A HH11 2.972 2.096 ASP 9.A N ASN 7.A OD1 ASP 9.A H 3.446 2.572 HIS 10.A N ASN 7.A O HIS 10.A H 3.443 2.549 ILE 13.A N HIS 10.A O ILE 13.A H 3.209 2.266