Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 1u3n_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): ASN 15.A N ALA 20.A O ASN 15.A H 3.307 2.463 LYS 19.A N ASN 15.A O LYS 19.A H 3.473 2.518 VAL 21.A N ASN 41.A O VAL 21.A H 2.977 2.073 ILE 24.A N VAL 11.A O ILE 24.A H 3.335 2.585 HIS 37.A N GLU 25.A O HIS 37.A H 2.833 1.992 ARG 61.A NH1 VAL 60.A O ARG 61.A HH11 3.355 2.386 LYS 101.A N ALA 98.A O LYS 101.A H 3.269 2.371 LEU 113.A N THR 111.A O LEU 113.A H 2.458 1.616 LYS 115.A N SER 112.A O LYS 115.A H 3.588 2.620 ASP 125.A N ASP 123.A O ASP 125.A H 2.625 1.746 GLN 134.A NE2 GLY 50.A O GLN 134.A HE22 2.521 1.795 SER 146.A OG ASP 137.A OD2 SER 146.A HG 3.272 2.338 CYS 152.A SG SER 58.A OG no hydrogen 3.537 N/A