Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 1pk4_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): TYR 3.A N LYS 77.A O no hydrogen 2.971 N/A GLY 7.A N HIS 4.A O no hydrogen 2.846 N/A GLN 8.A N ASP 6.A OD1 no hydrogen 3.209 N/A GLN 8.A NE2 ASP 6.A OD2 no hydrogen 3.023 N/A TYR 10.A N GLY 7.A O no hydrogen 3.075 N/A ARG 11.A NH1 GLN 8.A O no hydrogen 3.023 N/A ARG 11.A NH1 TYR 10.A O no hydrogen 3.007 N/A SER 14.A N TYR 10.A OH no hydrogen 2.986 N/A THR 16.A OG1 THR 17.A O no hydrogen 3.387 N/A THR 17.A N LYS 21.A O no hydrogen 2.928 N/A THR 17.A OG1 THR 19.A OG1 no hydrogen 3.333 N/A THR 17.A OG1 GLU 72.A OE1 no hydrogen 2.552 N/A THR 18.A N TYR 73.A O no hydrogen 3.016 N/A THR 18.A OG1 TYR 73.A O no hydrogen 3.561 N/A THR 18.A OG1 CYS 74.A O no hydrogen 3.353 N/A THR 19.A OG1 THR 17.A OG1 no hydrogen 3.333 N/A THR 19.A OG1 GLU 72.A OE1 no hydrogen 2.856 N/A THR 19.A OG1 GLU 72.A OE2 no hydrogen 3.453 N/A GLY 20.A N THR 17.A O no hydrogen 3.035 N/A LYS 21.A N THR 17.A OG1 no hydrogen 3.195 N/A LYS 21.A NZ GLU 72.A OE2 no hydrogen 3.393 N/A CYS 23.A N SER 15.A O no hydrogen 2.980 N/A GLN 24.A N PHE 63.A O no hydrogen 2.752 N/A GLN 24.A NE2 SER 25.A O no hydrogen 3.628 N/A GLN 24.A NE2 SER 28.A O no hydrogen 2.832 N/A GLN 24.A NE2 HIS 32.A O no hydrogen 3.035 N/A TRP 26.A N MET 48.A O no hydrogen 3.183 N/A TRP 26.A NE1 TYR 50.A O no hydrogen 2.712 N/A SER 28.A N SER 25.A O no hydrogen 3.144 N/A SER 28.A OG THR 30.A O no hydrogen 3.152 N/A THR 30.A N SER 28.A OG no hydrogen 3.072 N/A HIS 32.A N GLN 24.A OE1 no hydrogen 2.819 N/A HIS 34.A NE2 TRP 26.A O no hydrogen 2.819 N/A ASN 40.A ND2 GLN 35.A O no hydrogen 2.962 N/A TYR 41.A N THR 37.A O no hydrogen 2.803 N/A ALA 44.A N TYR 41.A O no hydrogen 3.249 N/A ASN 49.A ND2 CYS 23.A O no hydrogen 2.721 N/A TYR 50.A N THR 47.A O no hydrogen 3.336 N/A CYS 51.A N SER 14.A O no hydrogen 2.868 N/A CYS 51.A SG SER 14.A O no hydrogen 3.445 N/A ARG 52.A N TRP 61.A O no hydrogen 3.068 N/A ARG 52.A NE GLY 45.A O no hydrogen 2.973 N/A ARG 52.A NH1 GLY 12.A O no hydrogen 2.860 N/A ARG 52.A NH1 CYS 51.A O no hydrogen 2.920 N/A ARG 52.A NH2 GLY 12.A O no hydrogen 3.241 N/A TRP 61.A N ARG 52.A O no hydrogen 2.864 N/A TRP 61.A NE1 ASP 55.A OD1 no hydrogen 2.788 N/A CYS 62.A N GLU 72.A O no hydrogen 3.190 N/A CYS 62.A SG PHE 63.A O no hydrogen 3.385 N/A THR 64.A N ARG 70.A O no hydrogen 3.016 N/A THR 65.A N LYS 22.A O no hydrogen 2.859 N/A THR 65.A OG1 LYS 22.A O no hydrogen 3.002 N/A SER 68.A N ASP 66.A OD1 no hydrogen 2.674 N/A VAL 69.A N ASP 66.A O no hydrogen 3.245 N/A ARG 70.A NH1 ARG 33.A O no hydrogen 3.243 N/A ARG 70.A NH2 ARG 33.A O no hydrogen 2.823 N/A GLU 72.A N CYS 62.A O no hydrogen 3.168 N/A TYR 73.A OH ASP 57.A OD2 no hydrogen 2.743 N/A CYS 74.A N PRO 60.A O no hydrogen 3.057 N/A ASN 75.A N THR 16.A O no hydrogen 2.859 N/A CYS 79.A N TYR 3.A O no hydrogen 2.741 N/A