HEADER HORMONE REGULATOR COMPLEX 31-DEC-69 3B4V TITLE X-Ray structure of Activin in complex with FSTL3 COMPND MOL_ID: 2; COMPND 2 MOLECULE: follistatin-like 3; COMPND 3 CHAIN: C, D, G, H; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 follistatin-like 3; COMPND 7 CHAIN: C, D, G, H; COMPND 8 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.48 ANGSTORMS DBREF 3B4V D 1 237 UNP O95633 FSTL3_HUMAN 27 263 DBREF 3B4V G 1 237 UNP O95633 FSTL3_HUMAN 27 263 SEQRES 1 D 26 ARG GLY ARG CYS ARG LYS SER CYS GLU HIS VAL VAL CYS SEQRES 2 D 26 PRO ARG PRO GLN SER CYS VAL VAL ASP GLN THR GLY SER ATOM 1 N ARG D 138 -19.778 22.537 -71.090 1.00 29.57 ATOM 2 CA ARG D 138 -18.947 21.595 -70.307 1.00 30.39 ATOM 3 C ARG D 138 -17.829 22.321 -69.581 1.00 27.79 ATOM 4 O ARG D 138 -17.348 23.339 -70.061 1.00 27.64 ATOM 5 CB ARG D 138 -18.314 20.542 -71.228 1.00 31.95 ATOM 6 CG ARG D 138 -19.301 19.743 -72.084 1.00 34.98 ATOM 7 CD ARG D 138 -20.010 18.674 -71.276 1.00 35.91 ATOM 8 NE ARG D 138 -21.415 18.570 -71.657 1.00 37.92 ATOM 9 CZ ARG D 138 -22.341 17.903 -70.972 1.00 37.23 ATOM 10 NH1 ARG D 138 -22.019 17.257 -69.855 1.00 36.14 ATOM 11 NH2 ARG D 138 -23.594 17.882 -71.415 1.00 36.68 ATOM 12 N GLY D 139 -17.404 21.784 -68.438 1.00 27.84 ATOM 13 CA GLY D 139 -16.323 22.390 -67.641 1.00 27.22 ATOM 14 C GLY D 139 -16.827 23.510 -66.743 1.00 27.87 ATOM 15 O GLY D 139 -17.976 23.945 -66.861 1.00 26.62 ATOM 16 N ARG D 140 -15.979 23.993 -65.845 1.00 28.06 ATOM 17 CA ARG D 140 -16.403 25.072 -64.949 1.00 31.30 ATOM 18 C ARG D 140 -16.720 26.355 -65.723 1.00 30.44 ATOM 19 O ARG D 140 -16.271 26.553 -66.843 1.00 28.74 ATOM 20 CB ARG D 140 -15.369 25.339 -63.844 1.00 30.62 ATOM 21 CG ARG D 140 -14.034 25.817 -64.353 1.00 32.34 ATOM 22 CD ARG D 140 -13.088 26.265 -63.240 1.00 32.99 ATOM 23 NE ARG D 140 -12.098 27.211 -63.756 1.00 34.54 ATOM 24 CZ ARG D 140 -11.098 26.888 -64.580 1.00 37.12 ATOM 25 NH1 ARG D 140 -10.934 25.633 -64.995 1.00 36.63 ATOM 26 NH2 ARG D 140 -10.258 27.827 -65.002 1.00 38.35 ATOM 27 N CYS D 141 -17.505 27.225 -65.112 1.00 32.74 ATOM 28 CA CYS D 141 -17.810 28.497 -65.738 1.00 34.29 ATOM 29 C CYS D 141 -16.529 29.306 -65.938 1.00 33.67 ATOM 30 O CYS D 141 -15.637 29.305 -65.093 1.00 34.58 ATOM 31 CB CYS D 141 -18.866 29.249 -64.926 1.00 33.60 ATOM 32 SG CYS D 141 -20.466 28.348 -64.910 1.00 34.30 ATOM 33 N ARG D 142 -16.436 29.965 -67.082 1.00 31.86 ATOM 34 CA ARG D 142 -15.272 30.765 -67.407 1.00 29.86 ATOM 35 C ARG D 142 -15.575 32.255 -67.364 1.00 28.89 ATOM 36 O ARG D 142 -16.733 32.673 -67.480 1.00 25.90 ATOM 37 CB ARG D 142 -14.748 30.378 -68.790 1.00 30.27 ATOM 38 CG ARG D 142 -14.239 28.954 -68.874 1.00 29.53 ATOM 39 CD ARG D 142 -13.223 28.703 -67.786 1.00 30.70 ATOM 40 NE ARG D 142 -12.291 27.655 -68.180 1.00 32.30 ATOM 41 CZ ARG D 142 -11.012 27.850 -68.474 1.00 30.22 ATOM 42 NH1 ARG D 142 -10.469 29.061 -68.417 1.00 27.88 ATOM 43 NH2 ARG D 142 -10.275 26.815 -68.823 1.00 32.72 ATOM 44 N LYS D 143 -14.523 33.047 -67.191 1.00 29.90 ATOM 45 CA LYS D 143 -14.640 34.504 -67.222 1.00 33.06 ATOM 46 C LYS D 143 -14.307 35.058 -68.614 1.00 31.77 ATOM 47 O LYS D 143 -14.108 36.260 -68.786 1.00 34.13 ATOM 48 CB LYS D 143 -13.744 35.136 -66.143 1.00 33.14 ATOM 49 N SER D 144 -14.273 34.176 -69.607 1.00 29.88 ATOM 50 CA SER D 144 -13.833 34.526 -70.953 1.00 29.65 ATOM 51 C SER D 144 -14.372 33.474 -71.911 1.00 30.28 ATOM 52 O SER D 144 -14.640 32.345 -71.502 1.00 32.46 ATOM 53 CB SER D 144 -12.298 34.540 -71.002 1.00 30.02 ATOM 54 OG SER D 144 -11.810 34.711 -72.320 1.00 30.14 ATOM 55 N CYS D 145 -14.536 33.836 -73.179 1.00 30.14 ATOM 56 CA CYS D 145 -14.981 32.869 -74.187 1.00 32.31 ATOM 57 C CYS D 145 -13.823 32.024 -74.735 1.00 33.92 ATOM 58 O CYS D 145 -14.045 31.004 -75.375 1.00 34.42 ATOM 59 CB CYS D 145 -15.764 33.562 -75.318 1.00 31.07 ATOM 60 SG CYS D 145 -17.535 33.923 -74.882 1.00 33.06 ATOM 61 N GLU D 146 -12.595 32.449 -74.450 1.00 35.24 ATOM 62 CA GLU D 146 -11.381 31.817 -74.968 1.00 37.28 ATOM 63 C GLU D 146 -11.404 30.278 -74.974 1.00 36.58 ATOM 64 O GLU D 146 -11.100 29.657 -76.001 1.00 36.88 ATOM 65 CB GLU D 146 -10.153 32.342 -74.208 1.00 38.99 ATOM 66 CG GLU D 146 -8.805 31.816 -74.708 1.00 40.44 ATOM 67 CD GLU D 146 -8.490 32.228 -76.139 1.00 41.30 ATOM 68 OE1 GLU D 146 -8.673 33.419 -76.482 1.00 42.14 ATOM 69 OE2 GLU D 146 -8.046 31.357 -76.918 1.00 40.87 ATOM 70 N HIS D 147 -11.768 29.682 -73.840 1.00 35.05 ATOM 71 CA HIS D 147 -11.753 28.223 -73.675 1.00 34.70 ATOM 72 C HIS D 147 -13.145 27.610 -73.583 1.00 35.48 ATOM 73 O HIS D 147 -13.286 26.411 -73.315 1.00 37.34 ATOM 74 CB HIS D 147 -10.934 27.828 -72.441 1.00 33.99 ATOM 75 CG HIS D 147 -9.535 28.351 -72.459 1.00 33.49 ATOM 76 ND1 HIS D 147 -8.608 27.958 -73.401 1.00 32.27 ATOM 77 CD2 HIS D 147 -8.910 29.252 -71.666 1.00 33.09 ATOM 78 CE1 HIS D 147 -7.468 28.587 -73.178 1.00 33.45 ATOM 79 NE2 HIS D 147 -7.622 29.372 -72.127 1.00 33.88 ATOM 80 N VAL D 148 -14.171 28.425 -73.805 1.00 34.22 ATOM 81 CA VAL D 148 -15.543 27.936 -73.768 1.00 34.07 ATOM 82 C VAL D 148 -15.907 27.300 -75.097 1.00 32.83 ATOM 83 O VAL D 148 -15.817 27.937 -76.135 1.00 34.09 ATOM 84 CB VAL D 148 -16.557 29.055 -73.412 1.00 32.60 ATOM 85 CG1 VAL D 148 -17.977 28.553 -73.556 1.00 30.72 ATOM 86 CG2 VAL D 148 -16.322 29.547 -72.007 1.00 31.96 ATOM 87 N VAL D 149 -16.303 26.034 -75.050 1.00 34.15 ATOM 88 CA VAL D 149 -16.837 25.333 -76.211 1.00 33.32 ATOM 89 C VAL D 149 -18.360 25.297 -76.114 1.00 34.41 ATOM 90 O VAL D 149 -18.915 24.634 -75.236 1.00 35.41 ATOM 91 CB VAL D 149 -16.300 23.886 -76.293 1.00 33.58 ATOM 92 CG1 VAL D 149 -16.839 23.161 -77.546 1.00 32.92 ATOM 93 CG2 VAL D 149 -14.775 23.884 -76.276 1.00 32.58 ATOM 94 N CYS D 150 -19.023 26.019 -77.012 1.00 35.24 ATOM 95 CA CYS D 150 -20.480 26.010 -77.112 1.00 37.92 ATOM 96 C CYS D 150 -20.973 24.902 -78.027 1.00 40.41 ATOM 97 O CYS D 150 -20.406 24.692 -79.105 1.00 40.34 ATOM 98 CB CYS D 150 -21.005 27.337 -77.660 1.00 36.87 ATOM 99 SG CYS D 150 -20.845 28.706 -76.534 1.00 36.73 ATOM 100 N PRO D 151 -22.035 24.193 -77.598 1.00 41.72 ATOM 101 CA PRO D 151 -22.804 23.319 -78.469 1.00 41.97 ATOM 102 C PRO D 151 -23.138 24.028 -79.773 1.00 43.56 ATOM 103 O PRO D 151 -23.531 25.193 -79.755 1.00 44.00 ATOM 104 CB PRO D 151 -24.098 23.091 -77.682 1.00 42.65 ATOM 105 CG PRO D 151 -23.721 23.233 -76.255 1.00 42.80 ATOM 106 CD PRO D 151 -22.543 24.188 -76.209 1.00 42.90 ATOM 107 N ARG D 152 -22.970 23.334 -80.893 1.00 44.69 ATOM 108 CA ARG D 152 -23.379 23.848 -82.192 1.00 46.08 ATOM 109 C ARG D 152 -24.910 23.973 -82.192 1.00 43.97 ATOM 110 O ARG D 152 -25.587 23.136 -81.592 1.00 43.55 ATOM 111 CB ARG D 152 -22.917 22.874 -83.279 1.00 47.56 ATOM 112 CG ARG D 152 -22.424 23.534 -84.549 1.00 49.63 ATOM 113 CD ARG D 152 -22.083 22.505 -85.627 1.00 50.02 ATOM 114 NE ARG D 152 -21.572 23.149 -86.839 1.00 52.60 ATOM 115 CZ ARG D 152 -20.291 23.440 -87.064 1.00 53.94 ATOM 116 NH1 ARG D 152 -19.362 23.146 -86.156 1.00 54.08 ATOM 117 NH2 ARG D 152 -19.934 24.029 -88.202 1.00 53.93 ATOM 118 N PRO D 153 -25.468 25.034 -82.821 1.00 42.38 ATOM 119 CA PRO D 153 -24.843 26.179 -83.469 1.00 41.16 ATOM 120 C PRO D 153 -24.809 27.425 -82.571 1.00 39.29 ATOM 121 O PRO D 153 -24.937 28.550 -83.064 1.00 40.75 ATOM 122 CB PRO D 153 -25.787 26.432 -84.644 1.00 42.28 ATOM 123 CG PRO D 153 -27.150 26.097 -84.086 1.00 41.47 ATOM 124 CD PRO D 153 -26.936 25.118 -82.938 1.00 42.06 ATOM 125 N GLN D 154 -24.631 27.231 -81.270 1.00 35.61 ATOM 126 CA GLN D 154 -24.646 28.353 -80.337 1.00 31.43 ATOM 127 C GLN D 154 -23.367 29.168 -80.406 1.00 28.91 ATOM 128 O GLN D 154 -22.355 28.708 -80.930 1.00 28.06 ATOM 129 CB GLN D 154 -24.911 27.871 -78.914 1.00 31.21 ATOM 130 CG GLN D 154 -26.318 27.348 -78.708 1.00 31.20 ATOM 131 CD GLN D 154 -26.470 26.578 -77.416 1.00 31.40 ATOM 132 OE1 GLN D 154 -25.854 26.908 -76.415 1.00 33.61 ATOM 133 NE2 GLN D 154 -27.303 25.547 -77.432 1.00 31.96 ATOM 134 N SER D 155 -23.427 30.394 -79.902 1.00 26.68 ATOM 135 CA SER D 155 -22.253 31.262 -79.849 1.00 24.75 ATOM 136 C SER D 155 -21.966 31.637 -78.420 1.00 22.70 ATOM 137 O SER D 155 -22.880 31.683 -77.600 1.00 22.02 ATOM 138 CB SER D 155 -22.479 32.537 -80.647 1.00 24.53 ATOM 139 OG SER D 155 -22.875 32.225 -81.957 1.00 27.08 ATOM 140 N CYS D 156 -20.695 31.902 -78.139 1.00 21.90 ATOM 141 CA CYS D 156 -20.271 32.416 -76.857 1.00 20.53 ATOM 142 C CYS D 156 -20.204 33.952 -76.850 1.00 19.50 ATOM 143 O CYS D 156 -19.582 34.565 -77.726 1.00 22.01 ATOM 144 CB CYS D 156 -18.917 31.817 -76.497 1.00 22.20 ATOM 145 SG CYS D 156 -18.418 32.092 -74.801 1.00 27.95 ATOM 146 N VAL D 157 -20.838 34.559 -75.854 1.00 16.21 ATOM 147 CA VAL D 157 -20.735 36.001 -75.583 1.00 16.06 ATOM 148 C VAL D 157 -20.314 36.232 -74.126 1.00 18.74 ATOM 149 O VAL D 157 -20.333 35.301 -73.302 1.00 18.40 ATOM 150 CB VAL D 157 -22.089 36.729 -75.791 1.00 15.73 ATOM 151 CG1 VAL D 157 -22.536 36.677 -77.276 1.00 14.13 ATOM 152 CG2 VAL D 157 -23.161 36.154 -74.861 1.00 12.76 ATOM 153 N VAL D 158 -19.941 37.467 -73.801 1.00 19.16 ATOM 154 CA VAL D 158 -19.610 37.822 -72.428 1.00 20.09 ATOM 155 C VAL D 158 -20.420 39.041 -72.019 1.00 22.45 ATOM 156 O VAL D 158 -20.627 39.955 -72.831 1.00 21.48 ATOM 157 CB VAL D 158 -18.067 38.040 -72.205 1.00 22.67 ATOM 158 CG1 VAL D 158 -17.281 36.759 -72.541 1.00 22.81 ATOM 159 CG2 VAL D 158 -17.524 39.225 -73.003 1.00 20.61 ATOM 160 N ASP D 159 -20.875 39.065 -70.767 1.00 24.38 ATOM 161 CA ASP D 159 -21.749 40.143 -70.308 1.00 26.91 ATOM 162 C ASP D 159 -20.945 41.346 -69.802 1.00 28.79 ATOM 163 O ASP D 159 -19.752 41.449 -70.062 1.00 30.08 ATOM 164 CB ASP D 159 -22.793 39.641 -69.287 1.00 28.03 ATOM 165 CG ASP D 159 -22.184 38.835 -68.138 1.00 30.56 ATOM 166 OD1 ASP D 159 -21.034 39.099 -67.732 1.00 30.49 ATOM 167 OD2 ASP D 159 -22.875 37.925 -67.624 1.00 32.35 ATOM 168 N GLN D 160 -21.596 42.262 -69.094 1.00 30.47 ATOM 169 CA GLN D 160 -20.915 43.429 -68.528 1.00 29.92 ATOM 170 C GLN D 160 -19.984 43.026 -67.365 1.00 31.04 ATOM 171 O GLN D 160 -19.156 43.828 -66.898 1.00 29.21 ATOM 172 CB GLN D 160 -21.948 44.480 -68.082 1.00 28.01 ATOM 173 CG GLN D 160 -22.601 44.217 -66.714 1.00 28.64 ATOM 174 CD GLN D 160 -23.676 43.116 -66.706 1.00 29.23 ATOM 175 OE1 GLN D 160 -23.963 42.475 -67.724 1.00 27.73 ATOM 176 NE2 GLN D 160 -24.268 42.897 -65.539 1.00 28.42 ATOM 177 N THR D 161 -20.136 41.777 -66.921 1.00 30.80 ATOM 178 CA THR D 161 -19.443 41.224 -65.755 1.00 30.07 ATOM 179 C THR D 161 -18.218 40.442 -66.210 1.00 30.15 ATOM 180 O THR D 161 -17.376 40.041 -65.401 1.00 31.56 ATOM 181 CB THR D 161 -20.418 40.307 -64.976 1.00 31.94 ATOM 182 OG1 THR D 161 -21.097 41.067 -63.970 1.00 31.87 ATOM 183 CG2 THR D 161 -19.725 39.083 -64.356 1.00 33.24 ATOM 184 N GLY D 162 -18.110 40.227 -67.515 1.00 27.68 ATOM 185 CA GLY D 162 -17.005 39.447 -68.054 1.00 28.82 ATOM 186 C GLY D 162 -17.281 37.955 -68.132 1.00 29.90 ATOM 187 O GLY D 162 -16.522 37.226 -68.759 1.00 33.11 ATOM 188 N SER D 163 -18.372 37.488 -67.531 1.00 28.00 ATOM 189 CA SER D 163 -18.664 36.055 -67.541 1.00 28.85 ATOM 190 C SER D 163 -19.288 35.606 -68.876 1.00 27.96 ATOM 191 O SER D 163 -19.888 36.412 -69.597 1.00 26.44 ATOM 192 CB SER D 163 -19.503 35.645 -66.322 1.00 29.70 ATOM 193 OG SER D 163 -20.844 36.099 -66.439 1.00 34.26 ATOM 194 C1 NAG D 238 -17.487 38.648 -60.914 1.00 76.59 ATOM 195 C2 NAG D 238 -16.137 38.285 -61.545 1.00 80.80 ATOM 196 C3 NAG D 238 -15.073 39.387 -61.369 1.00 81.89 ATOM 197 C4 NAG D 238 -15.643 40.803 -61.521 1.00 82.26 ATOM 198 C5 NAG D 238 -16.872 40.906 -60.616 1.00 81.96 ATOM 199 C6 NAG D 238 -17.422 42.327 -60.440 1.00 82.09 ATOM 200 C7 NAG D 238 -14.688 36.615 -60.304 1.00 83.34 ATOM 201 C8 NAG D 238 -14.278 35.166 -60.382 1.00 83.23 ATOM 202 N2 NAG D 238 -15.745 36.957 -61.060 1.00 81.53 ATOM 203 O3 NAG D 238 -14.039 39.194 -62.311 1.00 83.36 ATOM 204 O4 NAG D 238 -14.669 41.782 -61.205 1.00 82.80 ATOM 205 O5 NAG D 238 -17.841 40.008 -61.142 1.00 80.92 ATOM 206 O6 NAG D 238 -18.329 42.649 -61.494 1.00 82.58 ATOM 207 O7 NAG D 238 -14.061 37.383 -59.563 1.00 83.61 TER