HEADER CONTRACTILE PROTEIN 19-NOV-99 1DFL TITLE SCALLOP MYOSIN S1 COMPLEXED WITH MGADP:VANADATE-TRANSITION STATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: MYOSIN HEAD; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: HEAVY ; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 4.20 ANGSTORMS DBREF 1DFL B 5 835 UNP P24733 MYS_AEQIR 5 835 SEQRES 1 B 48 ASP GLY LYS LYS ASN CYS TRP VAL PRO ASP GLU LYS GLU SEQRES 2 B 48 GLY PHE ALA SER ALA GLU ILE GLN SER SER LYS GLY ASP SEQRES 3 B 48 GLU ILE THR VAL LYS ILE VAL ALA ASP SER SER THR ARG SEQRES 4 B 48 THR VAL LYS LYS ASP ASP ILE GLN SER ATOM 1 N ASP B 29 17.566 -20.389 89.520 1.00 30.00 ATOM 2 CA ASP B 29 18.698 -21.200 89.129 1.00 30.00 ATOM 3 C ASP B 29 19.951 -20.486 89.573 1.00 30.00 ATOM 4 O ASP B 29 20.233 -19.363 89.150 1.00 30.00 ATOM 5 CB ASP B 29 18.688 -21.372 87.615 1.00 30.00 ATOM 6 N GLY B 30 20.686 -21.144 90.416 1.00 30.00 ATOM 7 CA GLY B 30 21.890 -20.557 90.979 1.00 30.00 ATOM 8 C GLY B 30 22.974 -20.320 89.944 1.00 30.00 ATOM 9 O GLY B 30 24.059 -19.870 90.285 1.00 30.00 ATOM 10 N LYS B 31 22.696 -20.620 88.680 1.00 30.00 ATOM 11 CA LYS B 31 23.701 -20.430 87.643 1.00 30.00 ATOM 12 C LYS B 31 23.203 -19.569 86.502 1.00 30.00 ATOM 13 O LYS B 31 23.979 -19.167 85.640 1.00 30.00 ATOM 14 CB LYS B 31 24.160 -21.791 87.117 1.00 30.00 ATOM 15 N LYS B 32 21.910 -19.285 86.499 1.00 30.00 ATOM 16 CA LYS B 32 21.314 -18.452 85.468 1.00 30.00 ATOM 17 C LYS B 32 21.138 -17.048 86.059 1.00 30.00 ATOM 18 O LYS B 32 21.531 -16.052 85.446 1.00 30.00 ATOM 19 CB LYS B 32 19.951 -19.015 85.049 1.00 30.00 ATOM 20 N ASN B 33 20.552 -16.996 87.266 1.00 30.00 ATOM 21 CA ASN B 33 20.278 -15.755 88.014 1.00 30.00 ATOM 22 C ASN B 33 21.494 -15.071 88.652 1.00 30.00 ATOM 23 O ASN B 33 22.304 -15.707 89.328 1.00 30.00 ATOM 24 CB ASN B 33 19.247 -16.045 89.102 1.00 30.00 ATOM 25 N CYS B 34 21.613 -13.766 88.446 1.00 30.00 ATOM 26 CA CYS B 34 22.743 -13.028 88.995 1.00 30.00 ATOM 27 C CYS B 34 22.458 -11.513 89.075 1.00 30.00 ATOM 28 O CYS B 34 21.393 -11.025 88.658 1.00 30.00 ATOM 29 CB CYS B 34 23.967 -13.275 88.113 1.00 30.00 ATOM 30 N TRP B 35 23.429 -10.779 89.613 1.00 30.00 ATOM 31 CA TRP B 35 23.312 -9.339 89.758 1.00 30.00 ATOM 32 C TRP B 35 24.151 -8.643 88.700 1.00 30.00 ATOM 33 O TRP B 35 25.375 -8.854 88.632 1.00 30.00 ATOM 34 CB TRP B 35 23.804 -8.895 91.156 1.00 30.00 ATOM 35 N VAL B 36 23.506 -7.816 87.880 1.00 30.00 ATOM 36 CA VAL B 36 24.223 -7.068 86.845 1.00 30.00 ATOM 37 C VAL B 36 24.087 -5.572 87.107 1.00 30.00 ATOM 38 O VAL B 36 23.001 -5.085 87.417 1.00 30.00 ATOM 39 CB VAL B 36 23.683 -7.346 85.415 1.00 30.00 ATOM 40 N PRO B 37 25.198 -4.826 87.008 1.00 30.00 ATOM 41 CA PRO B 37 25.174 -3.376 87.236 1.00 30.00 ATOM 42 C PRO B 37 24.034 -2.629 86.543 1.00 30.00 ATOM 43 O PRO B 37 23.607 -2.990 85.436 1.00 30.00 ATOM 44 CB PRO B 37 26.546 -2.916 86.764 1.00 30.00 ATOM 45 N ASP B 38 23.543 -1.585 87.205 1.00 30.00 ATOM 46 CA ASP B 38 22.464 -0.766 86.668 1.00 30.00 ATOM 47 C ASP B 38 22.760 0.705 86.970 1.00 30.00 ATOM 48 O ASP B 38 23.540 1.002 87.877 1.00 30.00 ATOM 49 CB ASP B 38 21.142 -1.186 87.297 1.00 30.00 ATOM 50 N GLU B 39 22.154 1.623 86.215 1.00 30.00 ATOM 51 CA GLU B 39 22.376 3.063 86.438 1.00 30.00 ATOM 52 C GLU B 39 21.296 3.674 87.349 1.00 30.00 ATOM 53 O GLU B 39 21.560 4.621 88.093 1.00 30.00 ATOM 54 CB GLU B 39 22.414 3.808 85.095 1.00 30.00 ATOM 55 N LYS B 40 20.088 3.120 87.277 1.00 30.00 ATOM 56 CA LYS B 40 18.958 3.576 88.080 1.00 30.00 ATOM 57 C LYS B 40 18.898 2.834 89.416 1.00 30.00 ATOM 58 O LYS B 40 18.825 3.453 90.473 1.00 30.00 ATOM 59 CB LYS B 40 17.648 3.333 87.333 1.00 30.00 ATOM 60 N GLU B 41 18.938 1.504 89.348 1.00 30.00 ATOM 61 CA GLU B 41 18.867 0.648 90.528 1.00 30.00 ATOM 62 C GLU B 41 20.179 0.185 91.140 1.00 30.00 ATOM 63 O GLU B 41 20.166 -0.543 92.137 1.00 30.00 ATOM 64 CB GLU B 41 18.029 -0.587 90.204 1.00 30.00 ATOM 65 N GLY B 42 21.306 0.583 90.562 1.00 30.00 ATOM 66 CA GLY B 42 22.589 0.156 91.110 1.00 30.00 ATOM 67 C GLY B 42 22.960 -1.257 90.669 1.00 30.00 ATOM 68 O GLY B 42 24.110 -1.519 90.287 1.00 30.00 ATOM 69 N PHE B 43 21.981 -2.162 90.728 1.00 30.00 ATOM 70 CA PHE B 43 22.153 -3.558 90.338 1.00 30.00 ATOM 71 C PHE B 43 20.812 -4.087 89.858 1.00 30.00 ATOM 72 O PHE B 43 19.770 -3.730 90.401 1.00 30.00 ATOM 73 CB PHE B 43 22.637 -4.393 91.519 1.00 30.00 ATOM 74 N ALA B 44 20.832 -4.938 88.838 1.00 30.00 ATOM 75 CA ALA B 44 19.596 -5.487 88.312 1.00 30.00 ATOM 76 C ALA B 44 19.588 -6.993 88.342 1.00 30.00 ATOM 77 O ALA B 44 20.634 -7.632 88.188 1.00 30.00 ATOM 78 CB ALA B 44 19.387 -5.014 86.894 1.00 30.00 ATOM 79 N SER B 45 18.398 -7.550 88.549 1.00 30.00 ATOM 80 CA SER B 45 18.207 -8.990 88.601 1.00 30.00 ATOM 81 C SER B 45 18.296 -9.483 87.173 1.00 30.00 ATOM 82 O SER B 45 17.450 -9.149 86.336 1.00 30.00 ATOM 83 CB SER B 45 16.832 -9.342 89.158 1.00 30.00 ATOM 84 N ALA B 46 19.320 -10.278 86.896 1.00 30.00 ATOM 85 CA ALA B 46 19.503 -10.794 85.556 1.00 30.00 ATOM 86 C ALA B 46 19.543 -12.306 85.501 1.00 30.00 ATOM 87 O ALA B 46 19.820 -12.978 86.501 1.00 30.00 ATOM 88 CB ALA B 46 20.778 -10.233 84.971 1.00 30.00 ATOM 89 N GLU B 47 19.246 -12.821 84.314 1.00 30.00 ATOM 90 CA GLU B 47 19.248 -14.251 84.028 1.00 30.00 ATOM 91 C GLU B 47 20.096 -14.408 82.768 1.00 30.00 ATOM 92 O GLU B 47 19.705 -13.941 81.690 1.00 30.00 ATOM 93 CB GLU B 47 17.846 -14.758 83.744 1.00 30.00 ATOM 94 N ILE B 48 21.251 -15.061 82.908 1.00 30.00 ATOM 95 CA ILE B 48 22.162 -15.276 81.780 1.00 30.00 ATOM 96 C ILE B 48 21.558 -16.036 80.608 1.00 30.00 ATOM 97 O ILE B 48 20.764 -16.965 80.775 1.00 30.00 ATOM 98 CB ILE B 48 23.415 -16.039 82.204 1.00 30.00 ATOM 99 N GLN B 49 21.954 -15.634 79.409 1.00 30.00 ATOM 100 CA GLN B 49 21.459 -16.259 78.198 1.00 30.00 ATOM 101 C GLN B 49 22.564 -16.946 77.413 1.00 30.00 ATOM 102 O GLN B 49 22.408 -18.091 76.980 1.00 30.00 ATOM 103 CB GLN B 49 20.798 -15.206 77.308 1.00 30.00 ATOM 104 N SER B 50 23.680 -16.243 77.238 1.00 30.00 ATOM 105 CA SER B 50 24.793 -16.778 76.478 1.00 30.00 ATOM 106 C SER B 50 26.149 -16.176 76.787 1.00 30.00 ATOM 107 O SER B 50 26.298 -14.957 76.827 1.00 30.00 ATOM 108 CB SER B 50 24.515 -16.592 74.986 1.00 30.00 ATOM 109 N SER B 51 27.140 -17.039 76.991 1.00 30.00 ATOM 110 CA SER B 51 28.497 -16.594 77.273 1.00 30.00 ATOM 111 C SER B 51 29.175 -16.386 75.917 1.00 30.00 ATOM 112 O SER B 51 28.638 -16.770 74.879 1.00 30.00 ATOM 113 CB SER B 51 29.267 -17.650 78.066 1.00 30.00 ATOM 114 N LYS B 52 30.352 -15.780 75.935 1.00 30.00 ATOM 115 CA LYS B 52 31.091 -15.524 74.717 1.00 30.00 ATOM 116 C LYS B 52 32.423 -14.916 75.115 1.00 30.00 ATOM 117 O LYS B 52 32.704 -13.762 74.821 1.00 30.00 ATOM 118 CB LYS B 52 30.312 -14.559 73.824 1.00 30.00 ATOM 119 N GLY B 53 33.239 -15.714 75.793 1.00 30.00 ATOM 120 CA GLY B 53 34.537 -15.254 76.239 1.00 30.00 ATOM 121 C GLY B 53 34.379 -14.472 77.529 1.00 30.00 ATOM 122 O GLY B 53 34.512 -15.014 78.632 1.00 30.00 ATOM 123 N ASP B 54 34.088 -13.185 77.375 1.00 30.00 ATOM 124 CA ASP B 54 33.895 -12.275 78.495 1.00 30.00 ATOM 125 C ASP B 54 32.547 -11.592 78.335 1.00 30.00 ATOM 126 O ASP B 54 31.966 -11.106 79.295 1.00 30.00 ATOM 127 CB ASP B 54 34.991 -11.217 78.512 1.00 30.00 ATOM 128 N GLU B 55 32.056 -11.564 77.110 1.00 30.00 ATOM 129 CA GLU B 55 30.795 -10.925 76.828 1.00 30.00 ATOM 130 C GLU B 55 29.611 -11.802 77.139 1.00 30.00 ATOM 131 O GLU B 55 29.190 -12.596 76.304 1.00 30.00 ATOM 132 CB GLU B 55 30.745 -10.507 75.362 1.00 30.00 ATOM 133 N ILE B 56 29.072 -11.651 78.341 1.00 30.00 ATOM 134 CA ILE B 56 27.918 -12.433 78.747 1.00 30.00 ATOM 135 C ILE B 56 26.700 -11.655 78.285 1.00 30.00 ATOM 136 O ILE B 56 26.723 -10.432 78.270 1.00 30.00 ATOM 137 CB ILE B 56 27.859 -12.606 80.277 1.00 30.00 ATOM 138 N THR B 57 25.651 -12.366 77.899 1.00 30.00 ATOM 139 CA THR B 57 24.416 -11.746 77.439 1.00 30.00 ATOM 140 C THR B 57 23.327 -12.236 78.382 1.00 30.00 ATOM 141 O THR B 57 22.990 -13.427 78.406 1.00 30.00 ATOM 142 CB THR B 57 24.061 -12.175 76.009 1.00 30.00 ATOM 143 N VAL B 58 22.785 -11.302 79.160 1.00 30.00 ATOM 144 CA VAL B 58 21.744 -11.592 80.144 1.00 30.00 ATOM 145 C VAL B 58 20.415 -10.972 79.777 1.00 30.00 ATOM 146 O VAL B 58 20.329 -10.147 78.868 1.00 30.00 ATOM 147 CB VAL B 58 22.147 -11.037 81.512 1.00 30.00 ATOM 148 N LYS B 59 19.374 -11.378 80.488 1.00 30.00 ATOM 149 CA LYS B 59 18.048 -10.843 80.261 1.00 30.00 ATOM 150 C LYS B 59 17.623 -10.225 81.583 1.00 30.00 ATOM 151 O LYS B 59 17.785 -10.847 82.642 1.00 30.00 ATOM 152 CB LYS B 59 17.059 -11.942 79.888 1.00 30.00 ATOM 153 N ILE B 60 17.099 -9.003 81.525 1.00 30.00 ATOM 154 CA ILE B 60 16.644 -8.308 82.728 1.00 30.00 ATOM 155 C ILE B 60 15.249 -8.849 83.069 1.00 30.00 ATOM 156 O ILE B 60 14.314 -8.720 82.271 1.00 30.00 ATOM 157 CB ILE B 60 16.565 -6.781 82.494 1.00 30.00 ATOM 158 N VAL B 61 15.119 -9.453 84.250 1.00 30.00 ATOM 159 CA VAL B 61 13.842 -10.024 84.694 1.00 30.00 ATOM 160 C VAL B 61 12.683 -9.030 84.743 1.00 30.00 ATOM 161 O VAL B 61 11.534 -9.385 84.453 1.00 30.00 ATOM 162 CB VAL B 61 13.964 -10.664 86.101 1.00 30.00 ATOM 163 N ALA B 62 12.998 -7.792 85.113 1.00 30.00 ATOM 164 CA ALA B 62 12.015 -6.722 85.216 1.00 30.00 ATOM 165 C ALA B 62 11.309 -6.406 83.890 1.00 30.00 ATOM 166 O ALA B 62 10.221 -6.917 83.616 1.00 30.00 ATOM 167 CB ALA B 62 12.696 -5.463 85.754 1.00 30.00 ATOM 168 N ASP B 63 11.931 -5.561 83.074 1.00 30.00 ATOM 169 CA ASP B 63 11.362 -5.166 81.789 1.00 30.00 ATOM 170 C ASP B 63 11.462 -6.245 80.717 1.00 30.00 ATOM 171 O ASP B 63 10.762 -6.188 79.701 1.00 30.00 ATOM 172 CB ASP B 63 12.048 -3.882 81.280 1.00 30.00 ATOM 173 N SER B 64 12.335 -7.219 80.949 1.00 30.00 ATOM 174 CA SER B 64 12.553 -8.320 80.017 1.00 30.00 ATOM 175 C SER B 64 13.387 -7.881 78.806 1.00 30.00 ATOM 176 O SER B 64 13.298 -8.463 77.724 1.00 30.00 ATOM 177 CB SER B 64 11.209 -8.894 79.558 1.00 30.00 ATOM 178 N SER B 65 14.197 -6.848 79.001 1.00 30.00 ATOM 179 CA SER B 65 15.056 -6.343 77.943 1.00 30.00 ATOM 180 C SER B 65 16.314 -7.219 77.947 1.00 30.00 ATOM 181 O SER B 65 16.425 -8.138 78.766 1.00 30.00 ATOM 182 CB SER B 65 15.405 -4.863 78.210 1.00 30.00 ATOM 183 N THR B 66 17.254 -6.948 77.042 1.00 30.00 ATOM 184 CA THR B 66 18.487 -7.737 76.960 1.00 30.00 ATOM 185 C THR B 66 19.728 -6.885 76.827 1.00 30.00 ATOM 186 O THR B 66 19.674 -5.773 76.307 1.00 30.00 ATOM 187 CB THR B 66 18.497 -8.703 75.743 1.00 30.00 ATOM 188 N ARG B 67 20.849 -7.423 77.296 1.00 30.00 ATOM 189 CA ARG B 67 22.114 -6.709 77.211 1.00 30.00 ATOM 190 C ARG B 67 23.303 -7.596 77.535 1.00 30.00 ATOM 191 O ARG B 67 23.151 -8.724 78.003 1.00 30.00 ATOM 192 CB ARG B 67 22.122 -5.489 78.144 1.00 30.00 ATOM 193 N THR B 68 24.486 -7.064 77.273 1.00 30.00 ATOM 194 CA THR B 68 25.729 -7.776 77.512 1.00 30.00 ATOM 195 C THR B 68 26.409 -7.160 78.724 1.00 30.00 ATOM 196 O THR B 68 26.110 -6.024 79.073 1.00 30.00 ATOM 197 CB THR B 68 26.641 -7.658 76.287 1.00 30.00 ATOM 198 N VAL B 69 27.320 -7.891 79.360 1.00 30.00 ATOM 199 CA VAL B 69 28.012 -7.383 80.544 1.00 30.00 ATOM 200 C VAL B 69 29.307 -8.125 80.770 1.00 30.00 ATOM 201 O VAL B 69 29.314 -9.342 80.721 1.00 30.00 ATOM 202 CB VAL B 69 27.152 -7.581 81.831 1.00 30.00 ATOM 203 N LYS B 70 30.402 -7.422 81.019 1.00 30.00 ATOM 204 CA LYS B 70 31.669 -8.109 81.264 1.00 30.00 ATOM 205 C LYS B 70 31.388 -9.232 82.259 1.00 30.00 ATOM 206 O LYS B 70 30.553 -9.099 83.147 1.00 30.00 ATOM 207 CB LYS B 70 32.714 -7.152 81.844 1.00 30.00 ATOM 208 N LYS B 71 32.082 -10.349 82.100 1.00 30.00 ATOM 209 CA LYS B 71 31.879 -11.490 82.975 1.00 30.00 ATOM 210 C LYS B 71 32.293 -11.177 84.398 1.00 30.00 ATOM 211 O LYS B 71 31.679 -11.649 85.350 1.00 30.00 ATOM 212 CB LYS B 71 32.680 -12.693 82.459 1.00 30.00 ATOM 213 N ASP B 72 33.338 -10.377 84.545 1.00 30.00 ATOM 214 CA ASP B 72 33.821 -10.027 85.868 1.00 30.00 ATOM 215 C ASP B 72 33.048 -8.891 86.525 1.00 30.00 ATOM 216 O ASP B 72 33.523 -8.310 87.492 1.00 30.00 ATOM 217 CB ASP B 72 35.299 -9.657 85.793 1.00 30.00 ATOM 218 N ASP B 73 31.864 -8.575 86.000 1.00 30.00 ATOM 219 CA ASP B 73 31.019 -7.500 86.535 1.00 30.00 ATOM 220 C ASP B 73 29.702 -8.086 87.029 1.00 30.00 ATOM 221 O ASP B 73 28.811 -7.371 87.489 1.00 30.00 ATOM 222 CB ASP B 73 30.708 -6.447 85.456 1.00 30.00 ATOM 223 N ILE B 74 29.574 -9.399 86.910 1.00 30.00 ATOM 224 CA ILE B 74 28.376 -10.072 87.358 1.00 30.00 ATOM 225 C ILE B 74 28.637 -10.289 88.844 1.00 30.00 ATOM 226 O ILE B 74 29.790 -10.490 89.264 1.00 30.00 ATOM 227 CB ILE B 74 28.194 -11.442 86.648 1.00 30.00 ATOM 228 N GLN B 75 27.575 -10.231 89.637 1.00 30.00 ATOM 229 CA GLN B 75 27.697 -10.422 91.076 1.00 30.00 ATOM 230 C GLN B 75 26.854 -11.629 91.420 1.00 30.00 ATOM 231 O GLN B 75 25.756 -11.803 90.868 1.00 30.00 ATOM 232 CB GLN B 75 27.157 -9.200 91.826 1.00 30.00 ATOM 233 N SER B 76 27.351 -12.462 92.328 1.00 30.00 ATOM 234 CA SER B 76 26.601 -13.648 92.725 1.00 30.00 ATOM 235 C SER B 76 25.329 -13.291 93.517 1.00 30.00 ATOM 236 O SER B 76 25.382 -12.503 94.462 1.00 30.00 ATOM 237 CB SER B 76 27.496 -14.572 93.563 1.00 30.00 TER