HEADER HORMONE/GROWTH FACTOR 15-MAY-02 1LR8 TITLE Crystal structure of Fs1, the heparin-binding domain of follistatin, TITLE 2 complexed with the heparin analogue D-myo-inositol hexasulphate COMPND MOL_ID: 1; COMPND 2 MOLECULE: Follistatin; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: heparin-binding ; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.10 ANGSTORMS DBREF 1LR8 A 64 136 UNP P21674 FST_RAT 93 165 SEQRES 1 A 25 GLU THR CYS GLU ASN VAL ASP CYS GLY PRO GLY LYS LYS SEQRES 2 A 25 CYS ARG MET ASN LYS LYS ASN LYS PRO ARG CYS VAL ATOM 1 N GLU A 64 63.983 9.768 35.776 1.00 40.47 ATOM 2 CA GLU A 64 65.300 10.248 35.282 1.00 40.41 ATOM 3 C GLU A 64 65.753 9.358 34.140 1.00 40.15 ATOM 4 O GLU A 64 66.517 9.805 33.312 1.00 40.15 ATOM 5 CB GLU A 64 66.350 10.303 36.399 1.00 40.49 ATOM 6 N THR A 65 65.397 8.076 34.177 1.00 40.10 ATOM 7 CA THR A 65 65.508 7.197 33.002 1.00 40.59 ATOM 8 C THR A 65 64.182 6.557 32.519 1.00 39.30 ATOM 9 O THR A 65 63.089 6.800 33.060 1.00 38.51 ATOM 10 CB THR A 65 66.396 6.063 33.364 1.00 40.92 ATOM 11 OG1 THR A 65 65.769 5.373 34.447 1.00 43.08 ATOM 12 CG2 THR A 65 67.742 6.573 33.908 1.00 43.43 ATOM 13 N CYS A 66 64.300 5.702 31.516 1.00 37.86 ATOM 14 CA CYS A 66 63.140 5.004 30.984 1.00 37.89 ATOM 15 C CYS A 66 62.689 3.839 31.846 1.00 38.62 ATOM 16 O CYS A 66 61.910 2.990 31.426 1.00 37.73 ATOM 17 CB CYS A 66 63.460 4.550 29.577 1.00 37.50 ATOM 18 SG CYS A 66 63.092 5.918 28.440 1.00 35.64 ATOM 19 N GLU A 67 63.164 3.819 33.077 1.00 39.26 ATOM 20 CA GLU A 67 62.798 2.760 33.993 1.00 40.39 ATOM 21 C GLU A 67 61.386 2.923 34.518 1.00 40.73 ATOM 22 O GLU A 67 60.970 4.025 34.898 1.00 41.46 ATOM 23 CB GLU A 67 63.774 2.750 35.155 1.00 40.47 ATOM 24 N ASN A 68 60.646 1.823 34.498 1.00 40.92 ATOM 25 CA ASN A 68 59.297 1.771 35.049 1.00 40.97 ATOM 26 C ASN A 68 58.424 2.810 34.458 1.00 40.87 ATOM 27 O ASN A 68 57.521 3.357 35.117 1.00 41.24 ATOM 28 CB ASN A 68 59.326 1.961 36.544 1.00 40.84 ATOM 29 CG ASN A 68 60.264 0.973 37.224 1.00 41.74 ATOM 30 OD1 ASN A 68 60.333 -0.207 36.860 1.00 39.85 ATOM 31 ND2 ASN A 68 61.026 1.467 38.180 1.00 43.33 ATOM 32 N VAL A 69 58.742 3.138 33.224 1.00 39.76 ATOM 33 CA VAL A 69 57.877 4.001 32.505 1.00 39.49 ATOM 34 C VAL A 69 57.093 3.121 31.541 1.00 38.53 ATOM 35 O VAL A 69 57.681 2.329 30.777 1.00 37.23 ATOM 36 CB VAL A 69 58.637 5.067 31.705 1.00 39.75 ATOM 37 CG1 VAL A 69 57.682 5.770 30.805 1.00 39.78 ATOM 38 CG2 VAL A 69 59.293 6.063 32.638 1.00 40.33 ATOM 39 N ASP A 70 55.774 3.292 31.582 1.00 37.62 ATOM 40 CA ASP A 70 54.853 2.633 30.659 1.00 37.56 ATOM 41 C ASP A 70 54.258 3.712 29.773 1.00 36.88 ATOM 42 O ASP A 70 53.434 4.535 30.186 1.00 36.23 ATOM 43 CB ASP A 70 53.726 1.878 31.388 1.00 37.74 ATOM 44 N CYS A 71 54.661 3.677 28.526 1.00 35.81 ATOM 45 CA CYS A 71 54.191 4.655 27.600 1.00 34.99 ATOM 46 C CYS A 71 52.831 4.332 27.064 1.00 35.17 ATOM 47 O CYS A 71 52.213 5.160 26.438 1.00 35.84 ATOM 48 CB CYS A 71 55.216 4.774 26.491 1.00 33.79 ATOM 49 SG CYS A 71 56.667 5.578 27.174 1.00 33.19 ATOM 50 N GLY A 72 52.334 3.133 27.290 1.00 35.89 ATOM 51 CA GLY A 72 51.052 2.801 26.692 1.00 35.93 ATOM 52 C GLY A 72 51.217 2.122 25.340 1.00 36.19 ATOM 53 O GLY A 72 52.332 1.739 24.961 1.00 36.76 ATOM 54 N PRO A 73 50.107 1.962 24.612 1.00 35.49 ATOM 55 CA PRO A 73 50.122 1.257 23.348 1.00 34.03 ATOM 56 C PRO A 73 50.661 2.108 22.242 1.00 32.32 ATOM 57 O PRO A 73 50.357 3.304 22.152 1.00 31.75 ATOM 58 CB PRO A 73 48.646 1.018 23.091 1.00 34.12 ATOM 59 CG PRO A 73 48.038 2.270 23.576 1.00 35.17 ATOM 60 CD PRO A 73 48.737 2.428 24.920 1.00 35.98 ATOM 61 N GLY A 74 51.438 1.446 21.405 1.00 29.98 ATOM 62 CA GLY A 74 52.042 2.029 20.237 1.00 28.92 ATOM 63 C GLY A 74 53.192 2.953 20.572 1.00 26.84 ATOM 64 O GLY A 74 53.727 3.569 19.707 1.00 24.37 ATOM 65 N LYS A 75 53.624 2.977 21.817 1.00 27.07 ATOM 66 CA LYS A 75 54.648 3.942 22.229 1.00 26.77 ATOM 67 C LYS A 75 55.750 3.292 23.013 1.00 26.66 ATOM 68 O LYS A 75 55.479 2.386 23.711 1.00 28.18 ATOM 69 CB LYS A 75 53.981 5.005 23.083 1.00 26.44 ATOM 70 CG LYS A 75 52.988 5.770 22.308 1.00 26.53 ATOM 71 CD LYS A 75 52.615 7.068 22.965 1.00 30.04 ATOM 72 N LYS A 76 57.004 3.700 22.859 1.00 26.48 ATOM 73 CA LYS A 76 58.053 3.153 23.709 1.00 27.10 ATOM 74 C LYS A 76 58.847 4.306 24.364 1.00 25.54 ATOM 75 O LYS A 76 58.689 5.463 23.962 1.00 23.93 ATOM 76 CB LYS A 76 58.962 2.195 22.925 1.00 27.16 ATOM 77 CG LYS A 76 59.906 2.826 22.015 1.00 29.54 ATOM 78 CD LYS A 76 60.687 1.763 21.200 1.00 31.35 ATOM 79 N CYS A 77 59.705 3.994 25.331 1.00 24.39 ATOM 80 CA CYS A 77 60.396 5.045 26.077 1.00 24.36 ATOM 81 C CYS A 77 61.784 5.232 25.584 1.00 23.59 ATOM 82 O CYS A 77 62.458 4.295 25.250 1.00 24.38 ATOM 83 CB CYS A 77 60.347 4.827 27.586 1.00 25.57 ATOM 84 SG CYS A 77 61.089 6.221 28.516 1.00 27.78 ATOM 85 N ARG A 78 62.189 6.470 25.389 1.00 22.36 ATOM 86 CA ARG A 78 63.528 6.722 24.892 1.00 22.40 ATOM 87 C ARG A 78 64.027 8.015 25.500 1.00 21.78 ATOM 88 O ARG A 78 63.270 8.961 25.702 1.00 21.09 ATOM 89 CB ARG A 78 63.574 6.766 23.358 1.00 22.29 ATOM 90 CG ARG A 78 63.445 5.364 22.771 1.00 25.83 ATOM 91 CD ARG A 78 63.537 5.198 21.256 1.00 27.52 ATOM 92 N MET A 79 65.314 8.041 25.775 1.00 21.73 ATOM 93 CA MET A 79 65.941 9.192 26.331 1.00 22.12 ATOM 94 C MET A 79 66.198 10.172 25.183 1.00 21.76 ATOM 95 O MET A 79 66.824 9.847 24.190 1.00 21.24 ATOM 96 CB MET A 79 67.213 8.747 27.020 1.00 22.96 ATOM 97 CG MET A 79 66.938 7.740 28.118 1.00 24.62 ATOM 98 SD MET A 79 66.025 8.466 29.453 1.00 28.37 ATOM 99 CE MET A 79 66.783 9.957 29.611 1.00 30.23 ATOM 100 N ASN A 80 65.672 11.367 25.268 1.00 21.07 ATOM 101 CA ASN A 80 65.979 12.283 24.193 1.00 22.33 ATOM 102 C ASN A 80 67.367 12.958 24.408 1.00 22.56 ATOM 103 O ASN A 80 68.076 12.632 25.332 1.00 19.85 ATOM 104 CB ASN A 80 64.871 13.291 24.054 1.00 22.63 ATOM 105 CG ASN A 80 64.904 14.361 25.118 1.00 22.50 ATOM 106 OD1 ASN A 80 65.823 14.435 25.940 1.00 21.67 ATOM 107 ND2 ASN A 80 63.853 15.202 25.117 1.00 20.45 ATOM 108 N LYS A 81 67.698 13.922 23.584 1.00 24.30 ATOM 109 CA LYS A 81 69.015 14.559 23.635 1.00 27.38 ATOM 110 C LYS A 81 69.262 15.440 24.808 1.00 27.55 ATOM 111 O LYS A 81 70.358 16.000 24.947 1.00 28.66 ATOM 112 CB LYS A 81 69.183 15.474 22.456 1.00 28.22 ATOM 113 CG LYS A 81 69.440 14.762 21.218 1.00 32.51 ATOM 114 CD LYS A 81 69.847 13.357 21.464 1.00 34.60 ATOM 115 CE LYS A 81 70.433 12.792 20.184 1.00 37.30 ATOM 116 NZ LYS A 81 70.054 13.544 18.963 1.00 39.77 ATOM 117 N LYS A 82 68.235 15.652 25.606 1.00 27.02 ATOM 118 CA LYS A 82 68.421 16.500 26.739 1.00 27.45 ATOM 119 C LYS A 82 68.358 15.621 27.933 1.00 26.15 ATOM 120 O LYS A 82 68.315 16.079 29.027 1.00 25.78 ATOM 121 CB LYS A 82 67.380 17.638 26.786 1.00 27.88 ATOM 122 N ASN A 83 68.425 14.331 27.710 1.00 26.54 ATOM 123 CA ASN A 83 68.361 13.358 28.809 1.00 27.26 ATOM 124 C ASN A 83 67.081 13.222 29.530 1.00 26.13 ATOM 125 O ASN A 83 67.036 12.798 30.684 1.00 25.88 ATOM 126 CB ASN A 83 69.475 13.530 29.828 1.00 28.24 ATOM 127 CG ASN A 83 70.313 12.337 29.888 1.00 31.97 ATOM 128 OD1 ASN A 83 70.644 11.751 28.860 1.00 33.91 ATOM 129 ND2 ASN A 83 70.606 11.890 31.096 1.00 40.24 ATOM 130 N LYS A 84 66.005 13.524 28.839 1.00 25.44 ATOM 131 CA LYS A 84 64.717 13.305 29.452 1.00 25.30 ATOM 132 C LYS A 84 64.083 12.010 28.888 1.00 23.64 ATOM 133 O LYS A 84 64.166 11.766 27.712 1.00 19.74 ATOM 134 CB LYS A 84 63.860 14.529 29.154 1.00 26.38 ATOM 135 CG LYS A 84 64.413 15.858 29.749 1.00 29.72 ATOM 136 CD LYS A 84 63.329 16.928 29.796 1.00 34.03 ATOM 137 CE LYS A 84 62.348 16.760 30.979 1.00 35.42 ATOM 138 NZ LYS A 84 62.887 17.120 32.339 1.00 36.97 ATOM 139 N PRO A 85 63.427 11.200 29.712 1.00 22.54 ATOM 140 CA PRO A 85 62.686 10.065 29.163 1.00 22.01 ATOM 141 C PRO A 85 61.432 10.559 28.470 1.00 20.80 ATOM 142 O PRO A 85 60.698 11.304 29.055 1.00 21.91 ATOM 143 CB PRO A 85 62.294 9.240 30.373 1.00 22.03 ATOM 144 CG PRO A 85 62.777 9.969 31.559 1.00 24.01 ATOM 145 CD PRO A 85 63.298 11.318 31.166 1.00 23.03 ATOM 146 N ARG A 86 61.180 10.135 27.246 1.00 19.84 ATOM 147 CA ARG A 86 60.014 10.561 26.497 1.00 18.58 ATOM 148 C ARG A 86 59.373 9.315 25.910 1.00 19.01 ATOM 149 O ARG A 86 60.090 8.443 25.421 1.00 16.89 ATOM 150 CB ARG A 86 60.419 11.430 25.296 1.00 17.98 ATOM 151 CG ARG A 86 60.982 12.887 25.577 1.00 22.34 ATOM 152 CD ARG A 86 59.977 13.871 26.253 1.00 23.89 ATOM 153 NE ARG A 86 60.404 15.291 26.268 1.00 27.79 ATOM 154 CZ ARG A 86 60.507 16.072 27.367 1.00 28.15 ATOM 155 NH1 ARG A 86 60.260 15.595 28.571 1.00 27.28 ATOM 156 NH2 ARG A 86 60.910 17.343 27.263 1.00 28.99 ATOM 157 N CYS A 87 58.048 9.256 25.919 1.00 19.10 ATOM 158 CA CYS A 87 57.332 8.203 25.203 1.00 22.61 ATOM 159 C CYS A 87 57.248 8.623 23.763 1.00 22.18 ATOM 160 O CYS A 87 56.762 9.717 23.467 1.00 24.31 ATOM 161 CB CYS A 87 55.902 8.111 25.705 1.00 23.18 ATOM 162 SG CYS A 87 55.875 7.479 27.359 1.00 28.11 ATOM 163 N VAL A 88 57.776 7.845 22.874 1.00 22.00 ATOM 164 CA VAL A 88 57.634 8.179 21.469 1.00 22.63 ATOM 165 C VAL A 88 56.854 7.095 20.725 1.00 22.70 ATOM 166 O VAL A 88 56.815 5.927 21.115 1.00 19.24 ATOM 167 CB VAL A 88 58.942 8.327 20.819 1.00 23.13 ATOM 168 CG1 VAL A 88 59.787 9.413 21.555 1.00 25.98 ATOM 169 CG2 VAL A 88 59.643 7.051 20.861 1.00 22.96 ATOM 170 C1 IHS A 30 60.663 16.112 21.770 1.00 53.79 ATOM 171 O1 IHS A 30 61.716 15.169 21.954 1.00 55.46 ATOM 172 S1 IHS A 30 61.321 13.503 21.543 1.00 58.71 ATOM 173 C2 IHS A 30 61.782 17.985 22.745 1.00 46.78 ATOM 174 O2 IHS A 30 62.091 13.047 20.354 1.00 58.02 ATOM 175 S2 IHS A 30 62.332 19.126 25.206 1.00 47.53 ATOM 176 C3 IHS A 30 62.346 17.879 19.053 1.00 54.84 ATOM 177 O3 IHS A 30 59.871 13.542 21.306 1.00 58.33 ATOM 178 S3 IHS A 30 63.696 16.928 16.730 1.00 59.27 ATOM 179 O4 IHS A 30 61.528 12.569 22.602 1.00 56.74 ATOM 180 S4 IHS A 30 63.447 20.786 20.716 1.00 76.48 ATOM 181 S5 IHS A 30 65.830 16.832 21.613 1.00 51.62 ATOM 182 O12 IHS A 30 61.264 18.358 24.016 1.00 46.38 ATOM 183 O13 IHS A 30 62.656 18.025 17.658 1.00 56.00 ATOM 184 O14 IHS A 30 63.277 19.000 21.647 1.00 75.51 ATOM 185 O15 IHS A 30 66.469 17.682 22.601 1.00 52.59 ATOM 186 O22 IHS A 30 61.467 19.858 26.149 1.00 47.42 ATOM 187 O23 IHS A 30 63.066 16.649 15.416 1.00 58.77 ATOM 188 O24 IHS A 30 63.426 22.056 21.441 1.00 75.06 ATOM 189 O25 IHS A 30 65.978 15.439 21.996 1.00 52.25 ATOM 190 O32 IHS A 30 63.239 20.112 24.589 1.00 48.35 ATOM 191 O33 IHS A 30 63.929 15.639 17.432 1.00 57.84 ATOM 192 O34 IHS A 30 62.335 20.724 19.766 1.00 74.66 ATOM 193 O35 IHS A 30 64.394 17.174 21.486 1.00 54.91 ATOM 194 O42 IHS A 30 63.091 18.160 25.984 1.00 45.08 ATOM 195 O43 IHS A 30 64.952 17.562 16.448 1.00 58.63 ATOM 196 O44 IHS A 30 64.730 20.692 20.021 1.00 74.75 ATOM 197 O45 IHS A 30 66.477 17.027 20.324 1.00 53.59 TER