HEADER SIGNALING PROTEIN 14-SEP-05 2B0U TITLE The Structure of the Follistatin:Activin Complex COMPND MOL_ID: 2; COMPND 2 MOLECULE: Follistatin; COMPND 3 CHAIN: C, D; COMPND 4 FRAGMENT: ; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.80 ANGSTORMS REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 GLY D 74 REMARK 465 LYS D 75 DBREF 2B0U D 1 288 UNP P19883 FST_HUMAN 30 317 SEQRES 1 D 25 GLU THR CYS GLU ASN VAL ASP CYS GLY PRO GLY LYS LYS SEQRES 2 D 25 CYS ARG MET ASN LYS LYS ASN LYS PRO ARG CYS VAL ATOM 1 N GLU D 64 107.463 20.622 37.800 1.00 77.54 ATOM 2 CA GLU D 64 108.642 21.385 37.404 1.00 82.18 ATOM 3 C GLU D 64 109.428 20.595 36.333 1.00 82.88 ATOM 4 O GLU D 64 110.017 21.195 35.440 1.00 82.36 ATOM 5 CB GLU D 64 109.515 21.684 38.643 1.00 86.32 ATOM 6 CG GLU D 64 108.987 22.782 39.601 1.00 92.73 ATOM 7 CD GLU D 64 109.446 24.184 39.200 1.00 96.48 ATOM 8 OE1 GLU D 64 110.593 24.301 38.705 1.00 99.15 ATOM 9 OE2 GLU D 64 108.676 25.161 39.393 1.00 98.26 ATOM 10 N THR D 65 109.420 19.261 36.428 1.00 84.57 ATOM 11 CA THR D 65 110.095 18.363 35.468 1.00 86.21 ATOM 12 C THR D 65 109.004 17.484 34.834 1.00 87.83 ATOM 13 O THR D 65 107.873 17.465 35.329 1.00 87.77 ATOM 14 CB THR D 65 111.150 17.414 36.178 1.00 86.22 ATOM 15 OG1 THR D 65 110.643 16.972 37.447 1.00 86.01 ATOM 16 CG2 THR D 65 112.481 18.127 36.396 1.00 86.06 ATOM 17 N CYS D 66 109.338 16.779 33.749 1.00 89.83 ATOM 18 CA CYS D 66 108.395 15.865 33.068 1.00 92.04 ATOM 19 C CYS D 66 108.170 14.707 33.999 1.00 92.28 ATOM 20 O CYS D 66 107.304 13.849 33.786 1.00 91.99 ATOM 21 CB CYS D 66 109.009 15.291 31.806 1.00 93.82 ATOM 22 SG CYS D 66 108.781 16.285 30.312 1.00 98.33 ATOM 23 N GLU D 67 109.037 14.673 34.997 1.00 92.81 ATOM 24 CA GLU D 67 108.989 13.651 36.001 1.00 93.83 ATOM 25 C GLU D 67 107.548 13.598 36.462 1.00 92.77 ATOM 26 O GLU D 67 106.934 14.635 36.728 1.00 92.55 ATOM 27 CB GLU D 67 109.899 14.019 37.166 1.00 96.29 ATOM 28 CG GLU D 67 109.784 13.051 38.328 1.00 99.09 ATOM 29 CD GLU D 67 110.683 13.406 39.498 1.00101.20 ATOM 30 OE1 GLU D 67 111.380 14.450 39.443 1.00102.71 ATOM 31 OE2 GLU D 67 110.684 12.632 40.479 1.00101.31 ATOM 32 N ASN D 68 107.008 12.389 36.511 1.00 91.32 ATOM 33 CA ASN D 68 105.642 12.181 36.952 1.00 89.81 ATOM 34 C ASN D 68 104.558 12.812 36.096 1.00 88.65 ATOM 35 O ASN D 68 103.586 13.359 36.624 1.00 88.30 ATOM 36 CB ASN D 68 105.495 12.670 38.390 1.00 90.17 ATOM 37 CG ASN D 68 106.165 11.745 39.372 1.00 91.12 ATOM 38 OD1 ASN D 68 106.087 10.519 39.230 1.00 90.60 ATOM 39 ND2 ASN D 68 106.820 12.315 40.379 1.00 91.47 ATOM 40 N VAL D 69 104.707 12.714 34.778 1.00 88.15 ATOM 41 CA VAL D 69 103.719 13.300 33.871 1.00 87.51 ATOM 42 C VAL D 69 103.106 12.313 32.880 1.00 88.15 ATOM 43 O VAL D 69 103.785 11.813 31.974 1.00 86.50 ATOM 44 CB VAL D 69 104.326 14.488 33.051 1.00 86.56 ATOM 45 CG1 VAL D 69 103.283 15.059 32.103 1.00 85.15 ATOM 46 CG2 VAL D 69 104.826 15.571 33.991 1.00 85.02 ATOM 47 N ASP D 70 101.825 12.016 33.063 1.00 89.28 ATOM 48 CA ASP D 70 101.180 11.141 32.112 1.00 91.62 ATOM 49 C ASP D 70 100.442 12.032 31.159 1.00 92.38 ATOM 50 O ASP D 70 99.568 12.798 31.555 1.00 92.52 ATOM 51 CB ASP D 70 100.177 10.182 32.748 1.00 93.06 ATOM 52 CG ASP D 70 99.513 9.287 31.706 1.00 94.70 ATOM 53 OD1 ASP D 70 100.097 9.144 30.607 1.00 96.31 ATOM 54 OD2 ASP D 70 98.431 8.720 31.978 1.00 95.21 ATOM 55 N CYS D 71 100.823 11.950 29.900 1.00 93.45 ATOM 56 CA CYS D 71 100.176 12.723 28.870 1.00 94.59 ATOM 57 C CYS D 71 99.173 11.740 28.310 1.00 94.80 ATOM 58 O CYS D 71 98.176 12.101 27.680 1.00 95.06 ATOM 59 CB CYS D 71 101.190 13.074 27.798 1.00 95.39 ATOM 60 SG CYS D 71 102.627 13.992 28.420 1.00 99.20 ATOM 61 N GLY D 72 99.443 10.477 28.605 1.00 95.15 ATOM 62 CA GLY D 72 98.643 9.394 28.084 1.00 94.89 ATOM 63 C GLY D 72 99.504 9.145 26.868 1.00 95.56 ATOM 64 O GLY D 72 100.715 9.436 26.926 1.00 95.65 ATOM 65 N PRO D 73 98.951 8.626 25.759 1.00 96.43 ATOM 66 CA PRO D 73 99.822 8.409 24.594 1.00 96.75 ATOM 67 C PRO D 73 100.645 9.662 24.240 1.00 96.40 ATOM 68 O PRO D 73 100.104 10.763 24.097 1.00 96.32 ATOM 69 CB PRO D 73 98.837 8.038 23.495 1.00 96.54 ATOM 70 CG PRO D 73 97.787 7.265 24.257 1.00 96.17 ATOM 71 CD PRO D 73 97.603 8.069 25.534 1.00 96.19 ATOM 72 N LYS D 76 103.369 11.767 25.862 1.00 99.43 ATOM 73 CA LYS D 76 104.642 12.377 25.469 1.00 99.49 ATOM 74 C LYS D 76 104.954 13.633 26.286 1.00 99.52 ATOM 75 O LYS D 76 104.121 14.528 26.408 1.00 99.76 ATOM 76 CB LYS D 76 104.617 12.724 23.983 1.00 99.03 ATOM 77 N CYS D 77 106.151 13.697 26.851 1.00 98.49 ATOM 78 CA CYS D 77 106.525 14.866 27.620 1.00 97.81 ATOM 79 C CYS D 77 107.891 15.315 27.188 1.00 97.40 ATOM 80 O CYS D 77 108.848 14.538 27.185 1.00 96.46 ATOM 81 CB CYS D 77 106.553 14.572 29.106 1.00 97.09 ATOM 82 SG CYS D 77 106.767 16.096 30.064 1.00100.49 ATOM 83 N ARG D 78 107.995 16.573 26.810 1.00 97.34 ATOM 84 CA ARG D 78 109.286 17.041 26.394 1.00 97.65 ATOM 85 C ARG D 78 109.662 18.255 27.170 1.00 97.93 ATOM 86 O ARG D 78 108.876 19.192 27.357 1.00 97.44 ATOM 87 CB ARG D 78 109.310 17.337 24.905 1.00 97.10 ATOM 88 N MET D 79 110.878 18.199 27.675 1.00 99.19 ATOM 89 CA MET D 79 111.380 19.323 28.383 1.00 99.59 ATOM 90 C MET D 79 111.625 20.276 27.252 1.00 99.62 ATOM 91 O MET D 79 112.311 19.979 26.256 1.00100.05 ATOM 92 CB MET D 79 112.645 18.970 29.144 1.00100.30 ATOM 93 CG MET D 79 112.302 18.216 30.400 1.00101.22 ATOM 94 SD MET D 79 111.120 19.144 31.382 1.00101.28 ATOM 95 CE MET D 79 112.247 20.124 32.229 1.00101.24 ATOM 96 N ASN D 80 110.939 21.395 27.394 1.00 99.22 ATOM 97 CA ASN D 80 111.009 22.462 26.451 1.00 98.54 ATOM 98 C ASN D 80 111.981 23.471 27.016 1.00 98.19 ATOM 99 O ASN D 80 112.309 23.485 28.208 1.00 98.69 ATOM 100 CB ASN D 80 109.646 23.085 26.268 1.00 98.40 ATOM 101 N LYS D 81 112.418 24.307 26.100 1.00 96.38 ATOM 102 CA LYS D 81 113.361 25.390 26.262 1.00 93.93 ATOM 103 C LYS D 81 113.514 26.208 27.566 1.00 93.70 ATOM 104 O LYS D 81 114.639 26.484 27.976 1.00 92.92 ATOM 105 CB LYS D 81 113.099 26.276 25.062 1.00 92.07 ATOM 106 CG LYS D 81 112.473 25.442 23.916 1.00 90.13 ATOM 107 CD LYS D 81 112.733 26.002 22.528 1.00 89.03 ATOM 108 CE LYS D 81 112.890 24.879 21.510 1.00 87.93 ATOM 109 NZ LYS D 81 112.962 25.399 20.118 1.00 87.45 ATOM 110 N LYS D 82 112.421 26.601 28.217 1.00 94.50 ATOM 111 CA LYS D 82 112.532 27.394 29.457 1.00 95.98 ATOM 112 C LYS D 82 112.196 26.492 30.639 1.00 97.10 ATOM 113 O LYS D 82 111.858 26.956 31.739 1.00 96.92 ATOM 114 CB LYS D 82 111.556 28.575 29.406 1.00 95.66 ATOM 115 N ASN D 83 112.380 25.199 30.392 1.00 98.20 ATOM 116 CA ASN D 83 112.016 24.114 31.293 1.00 98.81 ATOM 117 C ASN D 83 110.587 24.275 31.700 1.00 98.45 ATOM 118 O ASN D 83 110.262 24.587 32.851 1.00100.03 ATOM 119 CB ASN D 83 112.777 23.971 32.601 1.00100.36 ATOM 120 CG ASN D 83 112.008 23.043 33.567 1.00102.07 ATOM 121 OD1 ASN D 83 111.184 22.228 33.112 1.00103.33 ATOM 122 ND2 ASN D 83 112.235 23.177 34.873 1.00101.83 ATOM 123 N LYS D 84 109.714 24.131 30.741 1.00 97.28 ATOM 124 CA LYS D 84 108.357 24.165 31.134 1.00 95.36 ATOM 125 C LYS D 84 107.910 22.888 30.481 1.00 94.32 ATOM 126 O LYS D 84 107.785 22.789 29.253 1.00 93.90 ATOM 127 CB LYS D 84 107.644 25.428 30.665 1.00 94.56 ATOM 128 CG LYS D 84 106.831 25.987 31.830 1.00 92.37 ATOM 129 CD LYS D 84 106.769 27.486 31.847 1.00 90.74 ATOM 130 CE LYS D 84 107.196 28.015 33.206 1.00 89.81 ATOM 131 NZ LYS D 84 106.737 29.413 33.391 1.00 87.65 ATOM 132 N PRO D 85 107.778 21.845 31.319 1.00 93.05 ATOM 133 CA PRO D 85 107.350 20.522 30.872 1.00 92.66 ATOM 134 C PRO D 85 106.159 20.754 29.949 1.00 92.75 ATOM 135 O PRO D 85 105.249 21.529 30.270 1.00 93.06 ATOM 136 CB PRO D 85 106.939 19.798 32.158 1.00 92.05 ATOM 137 CG PRO D 85 107.395 20.642 33.287 1.00 91.69 ATOM 138 CD PRO D 85 107.852 21.966 32.788 1.00 92.02 ATOM 139 N ARG D 86 106.176 20.102 28.797 1.00 92.61 ATOM 140 CA ARG D 86 105.099 20.254 27.841 1.00 92.66 ATOM 141 C ARG D 86 104.840 18.914 27.174 1.00 93.41 ATOM 142 O ARG D 86 105.758 18.314 26.608 1.00 93.36 ATOM 143 CB ARG D 86 105.482 21.306 26.796 1.00 91.38 ATOM 144 N CYS D 87 103.604 18.429 27.264 1.00 94.26 ATOM 145 CA CYS D 87 103.236 17.167 26.619 1.00 95.76 ATOM 146 C CYS D 87 103.132 17.390 25.096 1.00 96.01 ATOM 147 O CYS D 87 102.212 18.065 24.627 1.00 96.30 ATOM 148 CB CYS D 87 101.891 16.664 27.141 1.00 95.56 ATOM 149 SG CYS D 87 101.868 15.857 28.775 1.00 99.91 ATOM 150 N VAL D 88 104.064 16.815 24.329 1.00 96.00 ATOM 151 CA VAL D 88 104.086 16.977 22.869 1.00 95.19 ATOM 152 C VAL D 88 103.565 15.775 22.069 1.00 94.85 ATOM 153 O VAL D 88 103.449 14.663 22.593 1.00 94.17 ATOM 154 CB VAL D 88 105.512 17.328 22.386 1.00 95.50 ATOM 155 CG1 VAL D 88 105.796 18.819 22.629 1.00 95.28 ATOM 156 CG2 VAL D 88 106.533 16.476 23.148 1.00 95.01 TER