Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 4tr9_G.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): SER 4.A N GLU 7.A OE1 no hydrogen 3.140 N/A SER 4.A OG GLU 7.A OE1 no hydrogen 3.093 N/A LYS 8.A N SER 4.A O no hydrogen 3.010 N/A LYS 9.A N TYR 6.A O no hydrogen 3.413 N/A ALA 11.A N GLU 7.A O no hydrogen 3.302 N/A