Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 7ob5_P.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): SER 5.A OG GLN 6.A OE1 SER 5.A HG 2.618 1.853