Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 6p20_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): GLY 1.A N ASP 4.A OD2 no hydrogen 2.972 N/A ASP 4.A N GLY 1.A O ASP 4.A H 3.107 2.255 ASN 47.A ND2 GLN 45.A OE1 ASN 47.A HD21 2.781 1.942 TRP 69.A NE1 GLU 71.A OE1 TRP 69.A HE1 2.847 2.058 GLN 86.A NE2.B HIS 84.A NE2 GLN 86.A HE21.B 3.533 2.743 HIS 94.A NE2 GLN 86.A OE1.A HIS 94.A HE2 2.807 1.982 HIS 94.A NE2 GLN 86.A OE1.B HIS 94.A HE2 2.615 1.901 ALA 104.A N TYR 107.A OH ALA 104.A H 2.994 2.269 ARG 106.A NE ASP 108.A OD2 ARG 106.A HE 2.714 1.863 ARG 106.A NH2 ASP 108.A OD1 ARG 106.A HH21 2.861 2.039