Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 3v30_B.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): LYS 14.A N ASP 12.A OD1 no hydrogen 3.078 N/A SER 16.A N LEU 13.A O no hydrogen 2.933 N/A