Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 4u20_BH.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): MET 1.A N VAL 21.A O no hydrogen 2.796 N/A ILE 4.A N VAL 37.A O no hydrogen 2.751 N/A LEU 5.A N ASP 17.A O no hydrogen 3.234 N/A LEU 6.A N LYS 35.A O no hydrogen 2.861 N/A LYS 8.A N ASP 7.A OD2 no hydrogen 2.690 N/A LEU 12.A N ALA 10.A O no hydrogen 2.396 N/A GLY 13.A N VAL 9.A O no hydrogen 3.132 N/A GLY 13.A N ALA 10.A O no hydrogen 3.218 N/A GLY 16.A N SER 14.A OG no hydrogen 3.351 N/A ASN 20.A ND2 GLN 2.A OE1 no hydrogen 2.704 N/A VAL 21.A N MET 1.A O no hydrogen 2.912 N/A TYR 25.A N LYS 22.A O no hydrogen 2.819 N/A ALA 26.A N LYS 22.A O no hydrogen 3.190 N/A ARG 27.A N ALA 23.A O no hydrogen 2.996 N/A LEU 30.A N TYR 25.A O no hydrogen 3.044 N/A VAL 31.A N ALA 26.A O no hydrogen 3.077 N/A GLN 33.A N PHE 29.A O no hydrogen 3.249 N/A LYS 35.A N LEU 30.A O no hydrogen 3.095 N/A THR 40.A OG1 ASN 43.A OD1 no hydrogen 2.236 N/A LYS 42.A N THR 40.A O no hydrogen 2.477 N/A GLU 45.A N LYS 41.A O no hydrogen 3.221 N/A PHE 46.A N LYS 42.A O no hydrogen 3.318 N/A PHE 47.A N ASN 43.A O no hydrogen 2.912 N/A GLU 48.A N GLU 45.A O no hydrogen 2.824 N/A ALA 49.A N GLU 45.A O no hydrogen 3.054 N/A ARG 51.A N GLU 48.A O no hydrogen 3.113 N/A ARG 51.A NH2 GLY 16.A O no hydrogen 3.157 N/A GLU 53.A N ALA 49.A O no hydrogen 3.499 N/A LYS 57.A N GLU 53.A O no hydrogen 3.218 N/A LYS 57.A NZ GLU 53.A OE2 no hydrogen 3.375 N/A LEU 58.A N LEU 54.A O no hydrogen 3.279 N/A ALA 64.A N VAL 61.A O no hydrogen 3.178 N/A ALA 65.A N VAL 61.A O no hydrogen 3.193 N/A ASN 66.A ND2 LEU 62.A O no hydrogen 3.086 N/A ASN 66.A ND2 ALA 65.A O no hydrogen 2.841 N/A ARG 68.A NE ALA 64.A O no hydrogen 3.002 N/A ALA 69.A N ASN 66.A O no hydrogen 3.180 N/A LYS 71.A N ARG 68.A O no hydrogen 3.355 N/A ASN 73.A ND2 ALA 69.A O no hydrogen 3.074 N/A THR 77.A OG1 ILE 143.A O no hydrogen 3.360 N/A THR 79.A OG1 ASN 145.A O no hydrogen 2.897 N/A ILE 80.A N ASN 145.A O no hydrogen 3.370 N/A SER 82.A N ILE 80.A O no hydrogen 2.774 N/A GLY 85.A N LYS 89.A O no hydrogen 2.850 N/A GLY 95.A N ASP 98.A OD2 no hydrogen 3.018 N/A ILE 99.A N GLY 95.A O no hydrogen 3.193 N/A ALA 102.A N ASP 98.A O no hydrogen 2.952 N/A THR 104.A N ALA 100.A O no hydrogen 2.823 N/A THR 104.A OG1 ALA 100.A O no hydrogen 2.727 N/A THR 104.A OG1 ASP 101.A O no hydrogen 3.241 N/A ALA 106.A N THR 104.A O no hydrogen 2.552 N/A ALA 111.A N GLU 114.A OE1 no hydrogen 2.951 N/A ARG 116.A N SER 131.A O no hydrogen 2.917 N/A ASN 119.A N LEU 117.A O no hydrogen 2.075 N/A HIS 128.A N VAL 144.A O no hydrogen 2.586 N/A HIS 128.A NE2 THR 124.A O no hydrogen 3.103 N/A SER 131.A N ARG 116.A O no hydrogen 2.748 N/A SER 131.A OG ARG 116.A O no hydrogen 2.783 N/A PHE 132.A N ALA 140.A O no hydrogen 2.870 N/A GLN 133.A N GLU 114.A O no hydrogen 2.849 N/A HIS 135.A N VAL 138.A O no hydrogen 3.276 N/A VAL 144.A N HIS 128.A O no hydrogen 3.233 N/A ASN 145.A N VAL 78.A O no hydrogen 3.079 N/A ASN 145.A ND2 THR 77.A OG1 no hydrogen 2.577 N/A ASN 145.A ND2 VAL 78.A O no hydrogen 2.605 N/A ASN 145.A ND2 ILE 143.A O no hydrogen 3.591 N/A VAL 146.A N GLY 126.A O no hydrogen 2.980 N/A