HEADER SIGNALING PROTEIN 31-DEC-69 2P6A TITLE The structure of the Activin:Follistatin 315 complex COMPND MOL_ID: 2; COMPND 2 MOLECULE: Follistatin; COMPND 3 CHAIN: D, C; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.40 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 2P6A D 1 315 UNP P19883 FST_HUMAN 30 344 SEQRES 1 D 24 THR CYS GLU ASN VAL ASP CYS GLY PRO GLY LYS LYS CYS SEQRES 2 D 24 ARG MET ASN LYS LYS ASN LYS PRO ARG CYS VAL ATOM 1 N THR D 65 3.294 4.175 41.543 1.00 30.12 ATOM 2 CA THR D 65 2.940 3.173 40.544 1.00 22.09 ATOM 3 C THR D 65 2.284 3.744 39.327 1.00 23.16 ATOM 4 O THR D 65 1.300 4.473 39.451 1.00 68.84 ATOM 5 CB THR D 65 1.834 2.289 41.027 1.00 20.07 ATOM 6 OG1 THR D 65 1.864 2.217 42.459 1.00 48.35 ATOM 7 CG2 THR D 65 2.000 0.939 40.370 1.00 59.61 ATOM 8 N CYS D 66 2.701 3.285 38.153 1.00 13.92 ATOM 9 CA CYS D 66 2.193 3.891 36.932 1.00 13.98 ATOM 10 C CYS D 66 0.667 3.922 36.890 1.00 17.42 ATOM 11 O CYS D 66 0.063 3.823 35.821 1.00 55.03 ATOM 12 CB CYS D 66 2.712 3.138 35.718 1.00 10.70 ATOM 13 SG CYS D 66 4.237 3.816 35.070 1.00 62.92 ATOM 14 N GLU D 67 0.024 4.014 38.042 1.00 11.71 ATOM 15 CA GLU D 67 -1.381 3.748 38.038 1.00 14.29 ATOM 16 C GLU D 67 -2.128 5.027 38.233 1.00 13.28 ATOM 17 O GLU D 67 -1.752 5.836 39.064 1.00 30.30 ATOM 18 CB GLU D 67 -1.713 2.755 39.131 1.00 38.59 ATOM 19 CG GLU D 67 -1.740 3.325 40.525 1.00 62.91 ATOM 20 CD GLU D 67 -2.657 2.512 41.453 1.00100.25 ATOM 21 OE1 GLU D 67 -2.234 2.237 42.601 1.00110.85 ATOM 22 OE2 GLU D 67 -3.789 2.135 41.040 1.00 54.56 ATOM 23 N ASN D 68 -3.196 5.224 37.474 1.00 30.23 ATOM 24 CA ASN D 68 -4.036 6.379 37.714 1.00 16.99 ATOM 25 C ASN D 68 -3.249 7.629 37.468 1.00 13.36 ATOM 26 O ASN D 68 -3.711 8.707 37.809 1.00 36.52 ATOM 27 CB ASN D 68 -4.464 6.411 39.172 1.00 15.38 ATOM 28 CG ASN D 68 -5.917 6.662 39.302 1.00 42.63 ATOM 29 OD1 ASN D 68 -6.340 7.447 40.152 1.00 63.89 ATOM 30 ND2 ASN D 68 -6.711 6.012 38.432 1.00 17.85 ATOM 31 N VAL D 69 -2.014 7.469 37.006 1.00 12.09 ATOM 32 CA VAL D 69 -1.214 8.608 36.555 1.00 10.92 ATOM 33 C VAL D 69 -1.337 8.937 35.077 1.00 10.69 ATOM 34 O VAL D 69 -2.035 8.257 34.331 1.00 35.55 ATOM 35 CB VAL D 69 0.287 8.452 36.779 1.00 11.31 ATOM 36 CG1 VAL D 69 0.698 6.981 36.612 1.00 9.71 ATOM 37 CG2 VAL D 69 1.024 9.340 35.732 1.00 8.58 ATOM 38 N ASP D 70 -0.633 9.962 34.629 1.00 9.72 ATOM 39 CA ASP D 70 -0.880 10.364 33.282 1.00 9.67 ATOM 40 C ASP D 70 0.224 11.207 32.742 1.00 8.43 ATOM 41 O ASP D 70 0.760 12.033 33.467 1.00 20.86 ATOM 42 CB ASP D 70 -2.124 11.221 33.271 1.00 22.06 ATOM 43 CG ASP D 70 -2.244 12.005 32.001 1.00 65.48 ATOM 44 OD1 ASP D 70 -3.343 11.994 31.391 1.00 94.56 ATOM 45 OD2 ASP D 70 -1.202 12.586 31.606 1.00 48.62 ATOM 46 N CYS D 71 0.528 11.051 31.456 1.00 11.81 ATOM 47 CA CYS D 71 1.482 11.974 30.824 1.00 12.32 ATOM 48 C CYS D 71 0.993 12.559 29.472 1.00 40.22 ATOM 49 O CYS D 71 -0.061 12.155 28.962 1.00 23.83 ATOM 50 CB CYS D 71 2.834 11.280 30.674 1.00 37.56 ATOM 51 SG CYS D 71 3.148 9.858 31.809 1.00 22.93 ATOM 52 N GLY D 72 1.745 13.498 28.887 1.00 18.22 ATOM 53 CA GLY D 72 1.436 14.019 27.525 1.00 24.50 ATOM 54 C GLY D 72 1.183 12.956 26.455 1.00 37.55 ATOM 55 O GLY D 72 0.168 12.258 26.516 1.00 49.83 ATOM 56 N PRO D 73 2.087 12.832 25.453 1.00 61.00 ATOM 57 CA PRO D 73 2.260 11.625 24.581 1.00 48.25 ATOM 58 C PRO D 73 2.862 10.408 25.306 1.00 26.61 ATOM 59 O PRO D 73 4.069 10.379 25.615 1.00 21.07 ATOM 60 CB PRO D 73 3.280 12.065 23.529 1.00 14.43 ATOM 61 CG PRO D 73 4.015 13.217 24.189 1.00 65.01 ATOM 62 CD PRO D 73 2.991 13.931 25.070 1.00 37.40 ATOM 63 N LYS D 76 3.626 8.210 27.543 1.00 6.09 ATOM 64 CA LYS D 76 3.347 6.879 28.115 1.00 32.66 ATOM 65 C LYS D 76 3.901 6.603 29.500 1.00 11.57 ATOM 66 O LYS D 76 4.865 7.235 29.909 1.00 74.77 ATOM 67 CB LYS D 76 3.886 5.839 27.238 1.00 8.92 ATOM 68 N CYS D 77 3.385 5.609 30.211 1.00 23.47 ATOM 69 CA CYS D 77 4.017 5.320 31.498 1.00 40.04 ATOM 70 C CYS D 77 4.764 3.998 31.499 1.00 62.44 ATOM 71 O CYS D 77 4.234 2.984 31.028 1.00 97.43 ATOM 72 CB CYS D 77 3.008 5.323 32.648 1.00 37.07 ATOM 73 SG CYS D 77 3.738 5.643 34.318 1.00 59.59 ATOM 74 N ARG D 78 5.983 3.998 32.036 1.00 44.58 ATOM 75 CA ARG D 78 6.669 2.726 32.271 1.00 56.68 ATOM 76 C ARG D 78 7.370 2.691 33.625 1.00 53.01 ATOM 77 O ARG D 78 7.550 3.725 34.275 1.00 58.85 ATOM 78 CB ARG D 78 7.610 2.331 31.107 1.00 55.75 ATOM 79 N MET D 79 7.733 1.488 34.053 1.00 56.23 ATOM 80 CA MET D 79 8.240 1.256 35.395 1.00 44.83 ATOM 81 C MET D 79 9.782 1.155 35.446 1.00 69.73 ATOM 82 O MET D 79 10.359 0.244 34.834 1.00 59.69 ATOM 83 CB MET D 79 7.577 -0.028 35.888 1.00 64.68 ATOM 84 CG MET D 79 6.072 0.114 36.090 1.00 39.01 ATOM 85 SD MET D 79 5.657 0.720 37.776 1.00 77.37 ATOM 86 CE MET D 79 6.832 2.072 37.942 1.00 7.88 ATOM 87 N ASN D 80 10.445 2.081 36.155 1.00 75.50 ATOM 88 CA ASN D 80 11.925 2.093 36.244 1.00 55.51 ATOM 89 C ASN D 80 12.341 0.884 37.038 1.00 75.84 ATOM 90 O ASN D 80 11.526 0.289 37.744 1.00113.02 ATOM 91 CB ASN D 80 12.477 3.356 36.922 1.00 31.44 ATOM 92 N LYS D 81 13.613 0.524 36.933 1.00 94.80 ATOM 93 CA LYS D 81 14.102 -0.684 37.589 1.00 89.41 ATOM 94 C LYS D 81 13.401 -0.813 38.929 1.00 90.73 ATOM 95 O LYS D 81 12.501 -1.660 39.100 1.00 87.10 ATOM 96 CB LYS D 81 15.615 -0.611 37.789 1.00101.81 ATOM 97 CG LYS D 81 16.411 -0.555 36.477 1.00129.20 ATOM 98 CD LYS D 81 16.013 -1.672 35.497 1.00114.90 ATOM 99 CE LYS D 81 17.170 -2.047 34.557 1.00106.90 ATOM 100 NZ LYS D 81 17.723 -0.885 33.780 1.00 83.78 ATOM 101 N LYS D 82 13.782 0.081 39.843 1.00 32.75 ATOM 102 CA LYS D 82 13.193 0.125 41.187 1.00 83.73 ATOM 103 C LYS D 82 11.658 0.239 41.291 1.00 79.59 ATOM 104 O LYS D 82 11.153 0.860 42.227 1.00 95.26 ATOM 105 CB LYS D 82 13.852 1.242 41.999 1.00 49.64 ATOM 106 N ASN D 83 10.906 -0.398 40.398 1.00 74.17 ATOM 107 CA ASN D 83 9.500 -0.015 40.229 1.00 95.25 ATOM 108 C ASN D 83 9.260 1.490 40.417 1.00 74.58 ATOM 109 O ASN D 83 8.493 1.922 41.281 1.00 70.30 ATOM 110 CB ASN D 83 8.564 -0.822 41.142 1.00109.08 ATOM 111 CG ASN D 83 7.102 -0.806 40.656 1.00112.56 ATOM 112 OD1 ASN D 83 6.475 -1.865 40.524 1.00 76.49 ATOM 113 ND2 ASN D 83 6.570 0.390 40.357 1.00 80.09 ATOM 114 N LYS D 84 9.913 2.297 39.598 1.00 23.46 ATOM 115 CA LYS D 84 9.757 3.725 39.760 1.00 46.48 ATOM 116 C LYS D 84 8.977 4.260 38.588 1.00 33.12 ATOM 117 O LYS D 84 9.438 4.192 37.462 1.00 34.56 ATOM 118 CB LYS D 84 11.108 4.419 39.826 1.00 72.51 ATOM 119 CG LYS D 84 11.064 5.732 40.611 1.00136.50 ATOM 120 CD LYS D 84 10.851 5.547 42.131 1.00145.04 ATOM 121 CE LYS D 84 9.373 5.580 42.552 1.00156.82 ATOM 122 NZ LYS D 84 9.158 5.896 44.013 1.00138.67 ATOM 123 N PRO D 85 7.768 4.761 38.850 1.00 21.81 ATOM 124 CA PRO D 85 6.922 5.156 37.756 1.00 18.58 ATOM 125 C PRO D 85 7.509 6.394 37.100 1.00 37.74 ATOM 126 O PRO D 85 7.749 7.383 37.806 1.00 20.52 ATOM 127 CB PRO D 85 5.590 5.477 38.446 1.00 42.60 ATOM 128 CG PRO D 85 5.652 4.789 39.761 1.00 30.03 ATOM 129 CD PRO D 85 7.092 4.928 40.144 1.00 50.09 ATOM 130 N ARG D 86 7.761 6.303 35.787 1.00 18.53 ATOM 131 CA ARG D 86 8.201 7.437 34.980 1.00 37.40 ATOM 132 C ARG D 86 7.577 7.546 33.565 1.00 37.33 ATOM 133 O ARG D 86 7.206 6.539 32.929 1.00 6.89 ATOM 134 CB ARG D 86 9.734 7.512 34.947 1.00 21.76 ATOM 135 N CYS D 87 7.432 8.784 33.095 1.00 14.33 ATOM 136 CA CYS D 87 6.917 9.032 31.772 1.00 3.94 ATOM 137 C CYS D 87 7.961 8.905 30.653 1.00 17.78 ATOM 138 O CYS D 87 9.123 9.316 30.762 1.00 29.96 ATOM 139 CB CYS D 87 6.227 10.373 31.746 1.00 3.97 ATOM 140 SG CYS D 87 4.835 10.414 32.871 1.00 64.60 ATOM 141 N VAL D 88 7.495 8.378 29.533 1.00 42.56 ATOM 142 CA VAL D 88 8.345 7.897 28.458 1.00 21.88 ATOM 143 C VAL D 88 7.720 8.211 27.099 1.00 30.70 ATOM 144 O VAL D 88 6.551 8.655 26.978 1.00 13.24 ATOM 145 CB VAL D 88 8.407 6.375 28.560 1.00 3.91 ATOM 146 CG1 VAL D 88 8.917 5.990 29.921 1.00 51.44 ATOM 147 CG2 VAL D 88 7.011 5.840 28.452 1.00 33.07 TER