Dear Peppe, Here are the charge and location file for a pair of interacting proteins. The format is charge, x, y, z. Please let me know if the format is useful. See what you can do with this. Best, Dennis Content-Disposition: attachment; filename="1FBE_B.charge" -1.0000000000 49.666 63.050 11.792 -1.0000000000 44.188 55.218 9.634 -1.0000000000 39.617 52.924 11.976 -1.0000000000 35.004 43.239 4.944 1.0000000000 33.346 49.308 17.839 -1.0000000000 23.119 42.806 9.225 -1.0000000000 21.444 52.655 1.085 1.0000000000 36.357 67.738 0.647 -1.0000000000 38.497 82.052 7.803 1.0000000000 39.877 84.120 -5.052 1.0000000000 22.966 83.452 -8.251 -1.0000000000 19.580 82.570 0.845 -1.0000000000 18.815 75.497 -6.364 1.0000000000 16.167 66.610 -6.341 -1.0000000000 15.381 79.041 7.081 -1.0000000000 17.253 78.464 3.532 -1.0000000000 12.934 72.868 -2.240 1.0000000000 3.739 73.773 -5.310 -1.0000000000 17.160 62.489 -10.739 -1.0000000000 17.405 58.787 -13.483 1.0000000000 21.194 62.127 -11.107 -1.0000000000 11.207 56.368 -6.070 1.0000000000 20.382 50.103 3.005 -1.0000000000 18.718 77.278 7.878 -1.0000000000 21.288 79.306 11.828 -1.0000000000 25.580 90.036 3.410 -1.0000000000 19.085 50.434 7.741 1.0000000000 10.651 54.078 0.023 -1.0000000000 4.827 54.180 2.614 -1.0000000000 7.206 53.753 -5.465 -1.0000000000 4.766 66.675 3.538 1.0000000000 1.272 62.352 8.269 -1.0000000000 7.643 57.558 2.724 -1.0000000000 14.367 61.505 24.590 -1.0000000000 45.177 69.810 6.921 -1.0000000000 39.594 63.552 2.895 -1.0000000000 36.568 68.471 21.382 -1.0000000000 37.300 56.326 17.331 1.0000000000 29.918 60.868 25.203 1.0000000000 32.505 75.047 31.921 1.0000000000 25.735 64.117 34.826 1.0000000000 24.215 74.047 38.279 -1.0000000000 18.797 89.309 29.273 1.0000000000 4.665 93.923 25.735 -1.0000000000 7.091 91.353 22.630 -1.0000000000 8.189 81.435 28.429 -1.0000000000 11.282 81.720 40.182 -1.0000000000 14.584 78.840 41.880 1.0000000000 20.430 78.997 36.600 1.0000000000 18.352 91.283 32.536 -1.0000000000 22.228 80.577 44.288 -1.0000000000 30.973 86.874 27.315 -1.0000000000 23.945 82.329 19.675 -1.0000000000 26.077 80.938 22.813 1.0000000000 -1.144 88.933 21.544 1.0000000000 3.320 91.428 19.604 1.0000000000 2.213 73.010 17.603 1.0000000000 14.677 85.154 12.879 -1.0000000000 8.651 79.554 9.441 -1.0000000000 15.366 77.113 12.079 -1.0000000000 16.758 63.639 25.200 1.0000000000 21.766 57.754 22.486 1.0000000000 1.476 71.516 24.112 -1.0000000000 4.475 68.718 22.636 -1.0000000000 10.259 62.113 24.044 -1.0000000000 3.551 71.805 7.188 -1.0000000000 4.415 77.376 12.559 -1.0000000000 24.102 69.993 38.458 -1.0000000000 23.558 74.767 33.421 -1.0000000000 18.608 77.833 38.713 -1.0000000000 13.700 73.584 41.296 1.0000000000 10.085 78.591 40.358 Content-Disposition: attachment; filename="1FBE_A.charge" -1.0000000000 39.595 92.947 -10.661 -1.0000000000 45.510 100.447 -9.165 -1.0000000000 46.814 103.838 -6.675 -1.0000000000 55.773 108.803 -6.695 1.0000000000 43.930 110.500 -2.893 -1.0000000000 52.383 115.317 -5.089 -1.0000000000 60.222 105.911 8.466 1.0000000000 50.414 88.109 1.962 -1.0000000000 40.469 78.281 5.392 1.0000000000 48.475 71.956 9.492 1.0000000000 47.345 73.695 22.771 -1.0000000000 47.704 83.826 24.240 -1.0000000000 57.267 85.166 20.617 1.0000000000 63.059 93.084 18.812 -1.0000000000 45.128 91.377 25.925 -1.0000000000 48.448 87.928 26.222 -1.0000000000 56.660 91.830 25.667 1.0000000000 59.172 95.347 34.801 -1.0000000000 65.546 95.089 17.540 -1.0000000000 72.025 98.662 15.268 1.0000000000 66.207 93.696 11.190 -1.0000000000 67.015 104.537 19.383 1.0000000000 56.606 109.141 7.708 -1.0000000000 44.158 92.083 22.255 -1.0000000000 39.826 91.673 21.713 -1.0000000000 40.028 76.225 23.613 -1.0000000000 57.325 112.613 11.002 1.0000000000 60.937 109.551 20.549 -1.0000000000 62.489 112.804 24.262 -1.0000000000 67.906 106.151 22.133 -1.0000000000 56.067 103.044 30.883 1.0000000000 58.591 109.497 30.033 -1.0000000000 58.543 109.086 21.643 -1.0000000000 37.414 113.918 18.376 -1.0000000000 41.582 85.969 -3.999 -1.0000000000 49.505 90.991 -2.344 -1.0000000000 30.919 98.818 1.502 -1.0000000000 37.277 100.812 -6.044 1.0000000000 33.027 108.691 5.603 1.0000000000 22.309 98.571 6.959 1.0000000000 25.403 107.709 10.836 1.0000000000 16.166 106.314 18.889 -1.0000000000 20.203 92.511 28.279 1.0000000000 24.822 89.775 43.393 -1.0000000000 28.513 93.255 39.742 -1.0000000000 27.586 103.032 35.025 -1.0000000000 15.823 106.516 32.733 -1.0000000000 15.528 108.066 26.066 1.0000000000 18.015 103.236 21.629 1.0000000000 16.541 92.969 29.986 -1.0000000000 10.493 106.221 23.098 -1.0000000000 19.867 88.794 16.750 -1.0000000000 30.270 91.367 20.761 -1.0000000000 27.310 92.795 18.462 1.0000000000 29.403 99.752 38.601 1.0000000000 35.506 89.582 33.686 1.0000000000 41.553 104.874 35.681 1.0000000000 36.895 90.157 29.926 -1.0000000000 43.153 93.094 28.681 -1.0000000000 41.366 95.114 25.389 -1.0000000000 35.287 110.984 17.985 1.0000000000 39.356 111.868 9.980 1.0000000000 33.080 106.677 35.150 -1.0000000000 36.859 111.370 30.803 -1.0000000000 39.160 115.410 22.822 -1.0000000000 49.662 101.713 32.814 -1.0000000000 42.407 94.537 32.931 -1.0000000000 19.084 110.347 14.742 -1.0000000000 20.916 103.762 18.081 -1.0000000000 17.137 106.043 23.054 -1.0000000000 17.415 112.362 25.157 1.0000000000 15.271 109.641 32.820