Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 8sgf_Y.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): SER 4.A OG ASN 1.A O no hydrogen 3.567 N/A SER 6.A OG THR 3.A O no hydrogen 2.549 N/A