Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 6rkm_P.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): LYS 1.A NZ LEU 2.A O no hydrogen 2.923 N/A SER 10.A OG PRO 8.A O no hydrogen 3.302 N/A