Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 8az2_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): SER 19.A OG LEU 17.A O no hydrogen 3.105 N/A SER 24.A OG VAL 22.A O no hydrogen 3.233 N/A ASN 25.A ND2 HIS 8.A ND1 no hydrogen 3.108 N/A