Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 4ioa_4.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): CYS 11.A SG HIS 32.A NE2 no hydrogen 3.657 N/A ILE 26.A N LYS 15.A O no hydrogen 3.062 N/A SER 28.A OG ASN 13.A OD1 no hydrogen 3.183 N/A HIS 32.A N ASN 29.A O no hydrogen 3.252 N/A GLN 34.A NE2 LYS 8.A O no hydrogen 3.238 N/A