Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 2ian_C.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): LEU 3.A N GLU 2.A OE2 no hydrogen 2.984 N/A ASP 15.A N ASP 15.A OD2 no hydrogen 2.265 N/A