Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 6ucx_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): VAL 2.A N PRO 1.A O VAL 2.A H.A 2.819 2.028