Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 2hwe_4.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): SER 13.A OG ALA 10.A O no hydrogen 2.742 N/A ARG 17.A NH1 ASP 19.A OD2 no hydrogen 3.433 N/A