HEADER HYDROLASE/HYDROLASE INHIBITOR 16-SEP-91 2TLD TITLE CRYSTAL STRUCTURE OF AN ENGINEERED SUBTILISIN INHIBITOR COMPLEXED TITLE 2 WITH BOVINE TRYPSIN COMPND MOL_ID: 2; COMPND 2 MOLECULE: STREPTOMYCES SUBTILISIN INHIBITOR (SSI); COMPND 3 CHAIN: I; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.60 ANGSTORMS DBREF 2TLD I 4 113 UNP P01006 SSI_STRAO 35 144 SEQRES 1 I 107 TYR ALA PRO SER ALA LEU VAL LEU THR VAL GLY LYS GLY SEQRES 2 I 107 VAL SER ALA THR THR ALA ALA PRO GLU ARG ALA VAL THR SEQRES 3 I 107 LEU THR CYS ALA PRO GLY PRO SER GLY THR HIS PRO ALA SEQRES 4 I 107 ALA GLY SER ALA CYS ALA ASP LEU ALA ALA VAL GLY GLY SEQRES 5 I 107 ASP LEU ASN ALA LEU THR ARG GLY GLU ASP VAL GLY CYS SEQRES 6 I 107 PRO LYS VAL TYR ASP PRO VAL LEU LEU THR VAL ASP GLY SEQRES 7 I 107 VAL TRP GLN GLY LYS ARG VAL SER TYR GLU ARG VAL PHE SEQRES 8 I 107 SER ASN GLU CYS GLU MET ASN ALA HIS GLY SER SER VAL SEQRES 9 I 107 PHE ALA PHE ATOM 1 CA TYR I 7 0.637 -16.713 6.148 1.00 35.31 ATOM 2 CA ALA I 8 0.148 -15.427 9.793 1.00 27.26 ATOM 3 CA PRO I 9 -1.167 -11.831 10.159 1.00 19.48 ATOM 4 CA SER I 10 1.599 -9.262 9.961 1.00 18.21 ATOM 5 CA ALA I 11 1.523 -5.387 9.903 1.00 19.11 ATOM 6 CA LEU I 12 3.370 -2.690 11.958 1.00 16.07 ATOM 7 CA VAL I 13 3.142 1.144 12.388 1.00 17.19 ATOM 8 CA LEU I 14 6.454 2.667 13.287 1.00 21.87 ATOM 9 CA THR I 15 6.628 6.275 14.651 1.00 21.21 ATOM 10 CA VAL I 16 9.995 8.007 15.101 1.00 20.28 ATOM 11 CA GLY I 17 9.860 11.212 17.130 1.00 22.79 ATOM 12 CA LYS I 18 11.764 13.831 19.017 1.00 23.62 ATOM 13 CA GLY I 19 11.497 13.638 22.791 1.00 26.51 ATOM 14 CA VAL I 20 11.836 10.574 25.098 1.00 23.22 ATOM 15 CA SER I 21 8.796 9.424 26.775 1.00 31.60 ATOM 16 CA ALA I 22 5.796 7.937 25.145 1.00 32.64 ATOM 17 CA THR I 23 3.278 10.917 25.299 1.00 38.68 ATOM 18 CA THR I 24 6.021 13.390 25.864 1.00 34.29 ATOM 19 CA ALA I 25 7.290 13.449 22.293 1.00 31.88 ATOM 20 CA ALA I 26 4.774 13.959 19.583 1.00 26.05 ATOM 21 CA PRO I 27 5.396 11.534 16.640 1.00 21.26 ATOM 22 CA GLU I 28 7.011 13.094 13.573 1.00 23.76 ATOM 23 CA ARG I 29 6.571 10.357 10.839 1.00 21.95 ATOM 24 CA ALA I 30 4.869 7.030 10.682 1.00 20.93 ATOM 25 CA VAL I 31 5.046 4.313 8.232 1.00 25.91 ATOM 26 CA THR I 32 3.152 1.206 8.198 1.00 19.81 ATOM 27 CA LEU I 33 4.657 -1.812 6.623 1.00 15.66 ATOM 28 CA THR I 34 2.888 -5.142 6.094 1.00 16.72 ATOM 29 CA CYS I 35 4.954 -8.237 5.329 1.00 21.27 ATOM 30 CA ALA I 36 1.861 -10.548 4.943 1.00 18.56 ATOM 31 CA PRO I 37 1.972 -12.434 2.765 1.00 16.26 ATOM 32 CA GLY I 38 3.467 -9.657 0.705 1.00 21.72 ATOM 33 CA PRO I 39 5.739 -6.705 1.134 1.00 19.20 ATOM 34 CA SER I 40 3.553 -3.567 0.989 1.00 18.39 ATOM 35 CA GLY I 41 2.388 -0.432 2.788 1.00 16.60 ATOM 36 CA THR I 42 4.026 2.940 3.387 1.00 10.55 ATOM 37 CA HIS I 43 7.715 2.222 3.975 1.00 10.86 ATOM 38 CA PRO I 44 10.818 3.790 2.118 1.00 16.95 ATOM 39 CA ALA I 45 12.275 0.300 1.863 1.00 18.15 ATOM 40 CA ALA I 46 9.793 -2.244 3.175 1.00 17.99 ATOM 41 CA GLY I 47 11.158 -5.088 1.162 1.00 19.60 ATOM 42 CA SER I 48 14.561 -5.068 2.682 1.00 21.77 ATOM 43 CA ALA I 49 13.101 -4.064 6.053 1.00 19.93 ATOM 44 CA CYS I 50 10.651 -7.006 6.469 1.00 16.93 ATOM 45 CA ALA I 51 13.784 -9.114 5.980 1.00 20.08 ATOM 46 CA ASP I 52 15.601 -7.833 9.009 1.00 21.76 ATOM 47 CA LEU I 53 12.419 -8.190 10.948 1.00 20.98 ATOM 48 CA ALA I 54 12.002 -11.853 9.747 1.00 23.43 ATOM 49 CA ALA I 55 15.483 -12.614 11.009 1.00 26.67 ATOM 50 CA VAL I 56 14.967 -11.399 14.549 1.00 26.85 ATOM 51 CA GLY I 57 11.613 -13.014 15.032 1.00 27.52 ATOM 52 CA GLY I 58 9.721 -9.928 16.343 1.00 26.13 ATOM 53 CA ASP I 59 12.361 -9.795 19.175 1.00 26.37 ATOM 54 CA LEU I 60 13.274 -6.257 18.124 1.00 21.52 ATOM 55 CA ASN I 61 16.123 -5.983 20.675 1.00 23.31 ATOM 56 CA ALA I 62 18.098 -8.617 18.787 1.00 22.87 ATOM 57 CA LEU I 63 18.365 -6.354 15.527 1.00 21.16 ATOM 58 CA THR I 64 21.730 -4.939 16.541 1.00 23.05 ATOM 59 CA ARG I 65 24.195 -1.965 15.941 1.00 26.13 ATOM 60 CA GLY I 66 25.735 -1.741 12.499 1.00 22.39 ATOM 61 CA GLU I 67 29.465 -2.045 12.331 1.00 24.08 ATOM 62 CA ASP I 68 30.333 0.772 9.878 1.00 22.58 ATOM 63 CA VAL I 69 27.857 3.525 9.761 1.00 23.58 ATOM 64 CA GLY I 70 28.989 6.626 11.469 1.00 21.86 ATOM 65 CA CYS I 71 26.792 8.749 13.556 1.00 25.37 ATOM 66 CA PRO I 72 27.206 11.993 15.365 1.00 27.77 ATOM 67 CA LYS I 73 27.840 11.696 19.013 1.00 25.68 ATOM 68 CA VAL I 74 25.384 14.389 20.053 1.00 23.16 ATOM 69 CA TYR I 75 22.512 13.616 22.420 1.00 25.02 ATOM 70 CA ASP I 76 19.355 14.432 20.395 1.00 23.08 ATOM 71 CA PRO I 77 16.828 12.091 21.734 1.00 25.66 ATOM 72 CA VAL I 78 14.386 10.059 19.512 1.00 27.09 ATOM 73 CA LEU I 79 11.481 7.812 20.475 1.00 25.72 ATOM 74 CA LEU I 80 10.320 4.920 18.261 1.00 21.28 ATOM 75 CA THR I 81 6.839 3.556 19.244 1.00 21.89 ATOM 76 CA VAL I 82 6.370 0.378 16.932 1.00 22.10 ATOM 77 CA ASP I 83 3.025 -1.297 17.579 1.00 21.46 ATOM 78 CA GLY I 84 1.423 -4.082 15.518 1.00 22.26 ATOM 79 CA VAL I 85 1.198 -7.827 15.016 1.00 18.97 ATOM 80 CA TRP I 86 3.811 -10.129 13.510 1.00 19.89 ATOM 81 CA GLN I 87 3.083 -13.796 12.665 1.00 21.00 ATOM 82 CA GLY I 88 0.232 -13.946 15.130 1.00 19.34 ATOM 83 CA LYS I 89 1.854 -12.405 18.210 1.00 19.93 ATOM 84 CA ARG I 90 1.202 -8.828 19.202 1.00 21.80 ATOM 85 CA VAL I 91 4.432 -6.678 19.002 1.00 20.03 ATOM 86 CA SER I 92 5.227 -3.364 20.672 1.00 18.25 ATOM 87 CA TYR I 93 8.661 -1.871 21.262 1.00 17.68 ATOM 88 CA GLU I 94 9.429 1.533 22.724 1.00 14.89 ATOM 89 CA ARG I 95 12.923 2.853 22.129 1.00 21.87 ATOM 90 CA VAL I 96 14.881 6.038 22.862 1.00 29.41 ATOM 91 CA PHE I 97 18.186 6.546 21.152 1.00 28.38 ATOM 92 CA SER I 98 21.070 8.817 20.859 1.00 26.13 ATOM 93 CA ASN I 99 20.498 10.920 17.645 1.00 22.32 ATOM 94 CA GLU I 100 18.191 9.896 14.744 1.00 25.39 ATOM 95 CA CYS I 101 21.247 8.456 12.890 1.00 24.85 ATOM 96 CA GLU I 102 22.047 5.877 15.615 1.00 25.25 ATOM 97 CA MET I 103 18.423 4.738 15.403 1.00 20.42 ATOM 98 CA ASN I 104 19.085 4.652 11.547 1.00 21.69 ATOM 99 CA ALA I 105 22.199 2.716 11.981 1.00 23.43 ATOM 100 CA HIS I 106 20.826 -0.140 13.805 1.00 21.50 ATOM 101 CA GLY I 107 18.262 -2.074 12.041 1.00 25.80 ATOM 102 CA SER I 108 19.999 -2.401 8.552 1.00 24.63 ATOM 103 CA SER I 109 16.789 -0.815 7.185 1.00 16.53 ATOM 104 CA VAL I 110 13.397 -1.134 9.087 1.00 17.05 ATOM 105 CA PHE I 111 14.168 2.316 10.382 1.00 24.31 ATOM 106 CA ALA I 112 14.584 4.801 7.519 1.00 23.39 ATOM 107 CA PHE I 113 11.519 6.829 7.544 1.00 17.81 TER