Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 7q4m_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): HIS 2.A NE2 GLN 4.A OE1 no hydrogen 3.117 N/A ASN 16.A ND2 GLY 18.A O no hydrogen 3.457 N/A GLY 18.A N ASN 16.A OD1 no hydrogen 3.080 N/A