USER MOD reduce.3.24.130724 H: found=0, std=0, add=88, rem=0, adj=10 USER MOD reduce.3.24.130724 removed 88 hydrogens (0 hets) USER MOD ----------------------------------------------------------------- USER MOD scores for adjustable sidechains, with "set" totals for H,N and Q USER MOD "o" means original, "f" means flipped, "180deg" is methyl default USER MOD "!" flags a clash with an overlap of 0.40A or greater USER MOD flip categories: "K"=keep, "C"=clashes, "X"=uncertain, "F"=flip USER MOD Single : A 1 G O2' : rot -25:sc= 0.0889 USER MOD Single : A 1 G O5' : rot 180:sc= 0 USER MOD Single : A 2 C O2' : rot -18:sc= 0.126 USER MOD Single : A 3 U O2' : rot 180:sc= -0.124 USER MOD Single : A 4 G O2' : rot 80:sc= 0.0272 USER MOD Single : A 5 U O2' : rot 180:sc= 0 USER MOD Single : A 6 G O2' : rot -141:sc= 1.38 USER MOD Single : A 7 C O2' : rot -68:sc= 0.112 USER MOD Single : A 8 C O2' : rot -26:sc= 0.0363 USER MOD Single : A 8 C O3' : rot 180:sc= 0.0345 USER MOD ----------------------------------------------------------------- ATOM 1 O5' G A 1 8.359 -3.873 -1.335 1.00 0.00 O ATOM 2 C5' G A 1 7.824 -2.603 -1.643 1.00 0.00 C ATOM 3 C4' G A 1 6.524 -2.764 -2.435 1.00 0.00 C ATOM 4 O4' G A 1 5.503 -3.325 -1.630 1.00 0.00 O ATOM 5 C3' G A 1 5.939 -1.424 -2.872 1.00 0.00 C ATOM 6 O3' G A 1 6.642 -0.874 -3.977 1.00 0.00 O ATOM 7 C2' G A 1 4.498 -1.831 -3.184 1.00 0.00 C ATOM 8 O2' G A 1 4.367 -2.309 -4.509 1.00 0.00 O ATOM 9 C1' G A 1 4.254 -3.004 -2.222 1.00 0.00 C ATOM 10 N9 G A 1 3.231 -2.703 -1.190 1.00 0.00 N ATOM 11 C8 G A 1 3.379 -2.561 0.168 1.00 0.00 C ATOM 12 N7 G A 1 2.255 -2.441 0.819 1.00 0.00 N ATOM 13 C5 G A 1 1.279 -2.488 -0.174 1.00 0.00 C ATOM 14 C6 G A 1 -0.154 -2.424 -0.082 1.00 0.00 C ATOM 15 O6 G A 1 -0.865 -2.352 0.923 1.00 0.00 O ATOM 16 N1 G A 1 -0.762 -2.462 -1.336 1.00 0.00 N ATOM 17 C2 G A 1 -0.082 -2.595 -2.532 1.00 0.00 C ATOM 18 N2 G A 1 -0.813 -2.601 -3.646 1.00 0.00 N ATOM 19 N3 G A 1 1.252 -2.697 -2.620 1.00 0.00 N ATOM 20 C4 G A 1 1.876 -2.626 -1.410 1.00 0.00 C ATOM 0 H5' G A 1 8.544 -2.026 -2.223 1.00 0.00 H new ATOM 0 H5'' G A 1 7.635 -2.046 -0.725 1.00 0.00 H new ATOM 0 H4' G A 1 6.795 -3.389 -3.286 1.00 0.00 H new ATOM 0 H3' G A 1 6.007 -0.623 -2.136 1.00 0.00 H new ATOM 0 H2' G A 1 3.807 -0.995 -3.077 1.00 0.00 H new ATOM 0 HO2' G A 1 5.077 -1.928 -5.066 1.00 0.00 H new ATOM 0 HO5' G A 1 9.191 -3.763 -0.830 1.00 0.00 H new ATOM 0 H1' G A 1 3.854 -3.851 -2.779 1.00 0.00 H new ATOM 0 H8 G A 1 4.343 -2.550 0.655 1.00 0.00 H new ATOM 0 H1 G A 1 -1.779 -2.386 -1.373 1.00 0.00 H new ATOM 0 H21 G A 1 -0.358 -2.697 -4.554 1.00 0.00 H new ATOM 0 H22 G A 1 -1.827 -2.510 -3.591 1.00 0.00 H new ATOM 33 P C A 2 6.634 0.709 -4.303 1.00 0.00 P ATOM 34 OP1 C A 2 7.551 0.943 -5.440 1.00 0.00 O ATOM 35 OP2 C A 2 6.842 1.439 -3.033 1.00 0.00 O ATOM 36 O5' C A 2 5.125 0.996 -4.795 1.00 0.00 O ATOM 37 C5' C A 2 4.690 0.753 -6.121 1.00 0.00 C ATOM 38 C4' C A 2 3.178 0.991 -6.219 1.00 0.00 C ATOM 39 O4' C A 2 2.495 0.119 -5.326 1.00 0.00 O ATOM 40 C3' C A 2 2.753 2.410 -5.834 1.00 0.00 C ATOM 41 O3' C A 2 2.820 3.360 -6.886 1.00 0.00 O ATOM 42 C2' C A 2 1.311 2.172 -5.404 1.00 0.00 C ATOM 43 O2' C A 2 0.409 2.180 -6.493 1.00 0.00 O ATOM 44 C1' C A 2 1.323 0.760 -4.843 1.00 0.00 C ATOM 45 N1 C A 2 1.284 0.845 -3.360 1.00 0.00 N ATOM 46 C2 C A 2 0.054 0.722 -2.707 1.00 0.00 C ATOM 47 O2 C A 2 -1.000 0.614 -3.332 1.00 0.00 O ATOM 48 N3 C A 2 0.045 0.735 -1.345 1.00 0.00 N ATOM 49 C4 C A 2 1.172 0.904 -0.642 1.00 0.00 C ATOM 50 N4 C A 2 1.098 0.886 0.688 1.00 0.00 N ATOM 51 C5 C A 2 2.426 1.145 -1.295 1.00 0.00 C ATOM 52 C6 C A 2 2.417 1.147 -2.649 1.00 0.00 C ATOM 0 H5' C A 2 4.926 -0.271 -6.410 1.00 0.00 H new ATOM 0 H5'' C A 2 5.217 1.409 -6.813 1.00 0.00 H new ATOM 0 H4' C A 2 2.925 0.815 -7.264 1.00 0.00 H new ATOM 0 H3' C A 2 3.410 2.848 -5.083 1.00 0.00 H new ATOM 0 H2' C A 2 0.990 2.950 -4.711 1.00 0.00 H new ATOM 0 HO2' C A 2 0.833 2.608 -7.266 1.00 0.00 H new ATOM 0 H1' C A 2 0.459 0.175 -5.158 1.00 0.00 H new ATOM 0 H41 C A 2 1.941 1.012 1.247 1.00 0.00 H new ATOM 0 H42 C A 2 0.198 0.746 1.147 1.00 0.00 H new ATOM 0 H5 C A 2 3.333 1.316 -0.734 1.00 0.00 H new ATOM 0 H6 C A 2 3.324 1.392 -3.182 1.00 0.00 H new ATOM 64 P U A 3 3.031 4.937 -6.587 1.00 0.00 P ATOM 65 OP1 U A 3 2.707 5.679 -7.826 1.00 0.00 O ATOM 66 OP2 U A 3 4.367 5.096 -5.971 1.00 0.00 O ATOM 67 O5' U A 3 1.935 5.317 -5.460 1.00 0.00 O ATOM 68 C5' U A 3 0.568 5.571 -5.752 1.00 0.00 C ATOM 69 C4' U A 3 -0.188 5.897 -4.454 1.00 0.00 C ATOM 70 O4' U A 3 -0.033 4.848 -3.516 1.00 0.00 O ATOM 71 C3' U A 3 0.321 7.176 -3.773 1.00 0.00 C ATOM 72 O3' U A 3 -0.212 8.439 -4.188 1.00 0.00 O ATOM 73 C2' U A 3 0.121 6.894 -2.280 1.00 0.00 C ATOM 74 O2' U A 3 -1.010 7.529 -1.730 1.00 0.00 O ATOM 75 C1' U A 3 -0.055 5.372 -2.199 1.00 0.00 C ATOM 76 N1 U A 3 1.043 4.784 -1.384 1.00 0.00 N ATOM 77 C2 U A 3 0.808 4.519 -0.030 1.00 0.00 C ATOM 78 O2 U A 3 -0.294 4.630 0.502 1.00 0.00 O ATOM 79 N3 U A 3 1.909 4.128 0.726 1.00 0.00 N ATOM 80 C4 U A 3 3.208 3.986 0.254 1.00 0.00 C ATOM 81 O4 U A 3 4.104 3.628 1.013 1.00 0.00 O ATOM 82 C5 U A 3 3.365 4.281 -1.158 1.00 0.00 C ATOM 83 C6 U A 3 2.305 4.658 -1.919 1.00 0.00 C ATOM 0 H5' U A 3 0.122 4.702 -6.235 1.00 0.00 H new ATOM 0 H5'' U A 3 0.484 6.403 -6.452 1.00 0.00 H new ATOM 0 H4' U A 3 -1.230 6.031 -4.746 1.00 0.00 H new ATOM 0 H3' U A 3 1.356 7.343 -4.072 1.00 0.00 H new ATOM 0 H2' U A 3 0.967 7.278 -1.709 1.00 0.00 H new ATOM 0 HO2' U A 3 -1.079 7.307 -0.778 1.00 0.00 H new ATOM 0 H1' U A 3 -1.004 5.123 -1.724 1.00 0.00 H new ATOM 0 H3 U A 3 1.748 3.928 1.713 1.00 0.00 H new ATOM 0 H5 U A 3 4.342 4.199 -1.612 1.00 0.00 H new ATOM 0 H6 U A 3 2.456 4.864 -2.968 1.00 0.00 H new ATOM 94 P G A 4 -1.629 8.673 -4.959 1.00 0.00 P ATOM 95 OP1 G A 4 -1.616 7.907 -6.225 1.00 0.00 O ATOM 96 OP2 G A 4 -1.865 10.133 -5.005 1.00 0.00 O ATOM 97 O5' G A 4 -2.744 8.004 -3.990 1.00 0.00 O ATOM 98 C5' G A 4 -3.575 8.779 -3.139 1.00 0.00 C ATOM 99 C4' G A 4 -4.725 7.979 -2.492 1.00 0.00 C ATOM 100 O4' G A 4 -5.413 7.584 -3.677 1.00 0.00 O ATOM 101 C3' G A 4 -4.357 6.657 -1.826 1.00 0.00 C ATOM 102 O3' G A 4 -4.644 6.371 -0.477 1.00 0.00 O ATOM 103 C2' G A 4 -5.413 5.733 -2.526 1.00 0.00 C ATOM 104 O2' G A 4 -6.738 5.930 -2.047 1.00 0.00 O ATOM 105 C1' G A 4 -5.411 6.175 -3.970 1.00 0.00 C ATOM 106 N9 G A 4 -4.212 5.522 -4.605 1.00 0.00 N ATOM 107 C8 G A 4 -3.488 4.420 -4.126 1.00 0.00 C ATOM 108 N7 G A 4 -2.812 3.763 -5.025 1.00 0.00 N ATOM 109 C5 G A 4 -3.192 4.358 -6.215 1.00 0.00 C ATOM 110 C6 G A 4 -2.821 4.055 -7.566 1.00 0.00 C ATOM 111 O6 G A 4 -2.001 3.236 -7.972 1.00 0.00 O ATOM 112 N1 G A 4 -3.523 4.813 -8.499 1.00 0.00 N ATOM 113 C2 G A 4 -4.500 5.731 -8.167 1.00 0.00 C ATOM 114 N2 G A 4 -5.094 6.373 -9.174 1.00 0.00 N ATOM 115 N3 G A 4 -4.862 6.007 -6.903 1.00 0.00 N ATOM 116 C4 G A 4 -4.174 5.289 -5.966 1.00 0.00 C ATOM 0 H5' G A 4 -3.997 9.604 -3.713 1.00 0.00 H new ATOM 0 H5'' G A 4 -2.963 9.218 -2.351 1.00 0.00 H new ATOM 0 H4' G A 4 -5.206 8.575 -1.716 1.00 0.00 H new ATOM 0 H3' G A 4 -3.272 6.585 -1.898 1.00 0.00 H new ATOM 0 H2' G A 4 -5.151 4.690 -2.349 1.00 0.00 H new ATOM 0 HO2' G A 4 -7.123 6.727 -2.468 1.00 0.00 H new ATOM 0 H1' G A 4 -6.188 5.927 -4.693 1.00 0.00 H new ATOM 0 H8 G A 4 -3.491 4.136 -3.084 1.00 0.00 H new ATOM 0 H1 G A 4 -3.303 4.683 -9.486 1.00 0.00 H new ATOM 0 H21 G A 4 -5.822 7.061 -8.981 1.00 0.00 H new ATOM 0 H22 G A 4 -4.820 6.176 -10.137 1.00 0.00 H new ATOM 128 P U A 5 -4.124 4.966 0.178 1.00 0.00 P ATOM 129 OP1 U A 5 -3.688 5.224 1.564 1.00 0.00 O ATOM 130 OP2 U A 5 -3.168 4.332 -0.755 1.00 0.00 O ATOM 131 O5' U A 5 -5.478 4.058 0.148 1.00 0.00 O ATOM 132 C5' U A 5 -6.719 4.431 0.740 1.00 0.00 C ATOM 133 C4' U A 5 -6.733 4.144 2.239 1.00 0.00 C ATOM 134 O4' U A 5 -5.921 5.015 3.003 1.00 0.00 O ATOM 135 C3' U A 5 -8.123 4.255 2.878 1.00 0.00 C ATOM 136 O3' U A 5 -8.208 3.279 3.908 1.00 0.00 O ATOM 137 C2' U A 5 -8.155 5.714 3.355 1.00 0.00 C ATOM 138 O2' U A 5 -9.020 5.971 4.442 1.00 0.00 O ATOM 139 C1' U A 5 -6.693 5.996 3.683 1.00 0.00 C ATOM 140 N1 U A 5 -6.285 7.389 3.420 1.00 0.00 N ATOM 141 C2 U A 5 -6.026 8.211 4.525 1.00 0.00 C ATOM 142 O2 U A 5 -6.672 8.153 5.570 1.00 0.00 O ATOM 143 N3 U A 5 -4.948 9.085 4.407 1.00 0.00 N ATOM 144 C4 U A 5 -4.083 9.138 3.321 1.00 0.00 C ATOM 145 O4 U A 5 -3.072 9.834 3.356 1.00 0.00 O ATOM 146 C5 U A 5 -4.514 8.314 2.209 1.00 0.00 C ATOM 147 C6 U A 5 -5.631 7.578 2.251 1.00 0.00 C ATOM 0 H5' U A 5 -7.531 3.888 0.257 1.00 0.00 H new ATOM 0 H5'' U A 5 -6.900 5.492 0.570 1.00 0.00 H new ATOM 0 H4' U A 5 -6.356 3.122 2.269 1.00 0.00 H new ATOM 0 H3' U A 5 -8.981 4.056 2.235 1.00 0.00 H new ATOM 0 H2' U A 5 -8.570 6.374 2.593 1.00 0.00 H new ATOM 0 HO2' U A 5 -8.975 6.921 4.678 1.00 0.00 H new ATOM 0 H1' U A 5 -6.522 5.911 4.756 1.00 0.00 H new ATOM 0 H3 U A 5 -4.781 9.735 5.175 1.00 0.00 H new ATOM 0 H5 U A 5 -3.911 8.293 1.313 1.00 0.00 H new ATOM 0 H6 U A 5 -6.013 7.132 1.345 1.00 0.00 H new ATOM 158 P G A 6 -9.618 2.827 4.554 1.00 0.00 P ATOM 159 OP1 G A 6 -10.692 3.030 3.556 1.00 0.00 O ATOM 160 OP2 G A 6 -9.724 3.482 5.876 1.00 0.00 O ATOM 161 O5' G A 6 -9.448 1.234 4.795 1.00 0.00 O ATOM 162 C5' G A 6 -8.762 0.371 3.899 1.00 0.00 C ATOM 163 C4' G A 6 -9.226 0.456 2.442 1.00 0.00 C ATOM 164 O4' G A 6 -8.435 1.384 1.703 1.00 0.00 O ATOM 165 C3' G A 6 -9.117 -0.886 1.717 1.00 0.00 C ATOM 166 O3' G A 6 -10.285 -1.691 1.767 1.00 0.00 O ATOM 167 C2' G A 6 -8.745 -0.411 0.325 1.00 0.00 C ATOM 168 O2' G A 6 -9.885 0.090 -0.348 1.00 0.00 O ATOM 169 C1' G A 6 -7.837 0.780 0.563 1.00 0.00 C ATOM 170 N9 G A 6 -6.417 0.503 0.869 1.00 0.00 N ATOM 171 C8 G A 6 -5.895 -0.063 1.992 1.00 0.00 C ATOM 172 N7 G A 6 -4.609 0.042 2.113 1.00 0.00 N ATOM 173 C5 G A 6 -4.230 0.540 0.875 1.00 0.00 C ATOM 174 C6 G A 6 -2.920 0.782 0.371 1.00 0.00 C ATOM 175 O6 G A 6 -1.856 0.714 0.981 1.00 0.00 O ATOM 176 N1 G A 6 -2.926 1.100 -0.983 1.00 0.00 N ATOM 177 C2 G A 6 -4.071 1.192 -1.753 1.00 0.00 C ATOM 178 N2 G A 6 -3.888 1.402 -3.056 1.00 0.00 N ATOM 179 N3 G A 6 -5.317 1.015 -1.273 1.00 0.00 N ATOM 180 C4 G A 6 -5.327 0.670 0.047 1.00 0.00 C ATOM 0 H5' G A 6 -8.881 -0.656 4.244 1.00 0.00 H new ATOM 0 H5'' G A 6 -7.697 0.600 3.940 1.00 0.00 H new ATOM 0 H4' G A 6 -10.268 0.773 2.488 1.00 0.00 H new ATOM 0 H3' G A 6 -8.401 -1.574 2.167 1.00 0.00 H new ATOM 0 H2' G A 6 -8.304 -1.218 -0.260 1.00 0.00 H new ATOM 0 HO2' G A 6 -9.852 -0.176 -1.291 1.00 0.00 H new ATOM 0 H1' G A 6 -7.774 1.369 -0.352 1.00 0.00 H new ATOM 0 H8 G A 6 -6.508 -0.563 2.728 1.00 0.00 H new ATOM 0 H1 G A 6 -2.030 1.276 -1.437 1.00 0.00 H new ATOM 0 H21 G A 6 -4.693 1.479 -3.678 1.00 0.00 H new ATOM 0 H22 G A 6 -2.943 1.485 -3.431 1.00 0.00 H new ATOM 192 P C A 7 -10.214 -3.164 2.437 1.00 0.00 P ATOM 193 OP1 C A 7 -11.502 -3.858 2.219 1.00 0.00 O ATOM 194 OP2 C A 7 -9.682 -3.022 3.810 1.00 0.00 O ATOM 195 O5' C A 7 -9.054 -3.848 1.526 1.00 0.00 O ATOM 196 C5' C A 7 -9.281 -4.586 0.335 1.00 0.00 C ATOM 197 C4' C A 7 -10.315 -3.984 -0.627 1.00 0.00 C ATOM 198 O4' C A 7 -10.143 -2.635 -0.991 1.00 0.00 O ATOM 199 C3' C A 7 -10.212 -4.566 -2.025 1.00 0.00 C ATOM 200 O3' C A 7 -10.346 -5.967 -2.173 1.00 0.00 O ATOM 201 C2' C A 7 -11.209 -3.708 -2.800 1.00 0.00 C ATOM 202 O2' C A 7 -12.529 -4.195 -2.661 1.00 0.00 O ATOM 203 C1' C A 7 -11.048 -2.375 -2.062 1.00 0.00 C ATOM 204 N1 C A 7 -10.618 -1.288 -2.992 1.00 0.00 N ATOM 205 C2 C A 7 -11.595 -0.640 -3.761 1.00 0.00 C ATOM 206 O2 C A 7 -12.784 -0.941 -3.667 1.00 0.00 O ATOM 207 N3 C A 7 -11.208 0.343 -4.629 1.00 0.00 N ATOM 208 C4 C A 7 -9.919 0.693 -4.741 1.00 0.00 C ATOM 209 N4 C A 7 -9.598 1.664 -5.599 1.00 0.00 N ATOM 210 C5 C A 7 -8.899 0.056 -3.959 1.00 0.00 C ATOM 211 C6 C A 7 -9.296 -0.921 -3.106 1.00 0.00 C ATOM 0 H5' C A 7 -9.605 -5.591 0.607 1.00 0.00 H new ATOM 0 H5'' C A 7 -8.334 -4.689 -0.195 1.00 0.00 H new ATOM 0 H4' C A 7 -11.219 -4.175 -0.048 1.00 0.00 H new ATOM 0 H3' C A 7 -9.194 -4.510 -2.411 1.00 0.00 H new ATOM 0 H2' C A 7 -11.035 -3.672 -3.875 1.00 0.00 H new ATOM 0 HO2' C A 7 -12.609 -5.059 -3.117 1.00 0.00 H new ATOM 0 H1' C A 7 -11.988 -2.002 -1.656 1.00 0.00 H new ATOM 0 H41 C A 7 -8.625 1.950 -5.704 1.00 0.00 H new ATOM 0 H42 C A 7 -10.326 2.120 -6.149 1.00 0.00 H new ATOM 0 H5 C A 7 -7.861 0.342 -4.046 1.00 0.00 H new ATOM 0 H6 C A 7 -8.556 -1.424 -2.501 1.00 0.00 H new ATOM 223 P C A 8 -10.193 -6.651 -3.632 1.00 0.00 P ATOM 224 OP1 C A 8 -11.511 -6.578 -4.300 1.00 0.00 O ATOM 225 OP2 C A 8 -9.520 -7.958 -3.467 1.00 0.00 O ATOM 226 O5' C A 8 -9.186 -5.642 -4.408 1.00 0.00 O ATOM 227 C5' C A 8 -7.798 -5.592 -4.130 1.00 0.00 C ATOM 228 C4' C A 8 -7.219 -4.242 -4.582 1.00 0.00 C ATOM 229 O4' C A 8 -7.322 -3.199 -3.602 1.00 0.00 O ATOM 230 C3' C A 8 -5.731 -4.388 -4.890 1.00 0.00 C ATOM 231 O3' C A 8 -5.464 -4.857 -6.196 1.00 0.00 O ATOM 232 C2' C A 8 -5.235 -2.967 -4.682 1.00 0.00 C ATOM 233 O2' C A 8 -5.571 -2.107 -5.758 1.00 0.00 O ATOM 234 C1' C A 8 -6.050 -2.562 -3.440 1.00 0.00 C ATOM 235 N1 C A 8 -5.438 -2.833 -2.110 1.00 0.00 N ATOM 236 C2 C A 8 -4.174 -2.284 -1.834 1.00 0.00 C ATOM 237 O2 C A 8 -3.485 -1.745 -2.697 1.00 0.00 O ATOM 238 N3 C A 8 -3.670 -2.398 -0.580 1.00 0.00 N ATOM 239 C4 C A 8 -4.452 -2.743 0.440 1.00 0.00 C ATOM 240 N4 C A 8 -3.860 -2.870 1.627 1.00 0.00 N ATOM 241 C5 C A 8 -5.872 -2.868 0.244 1.00 0.00 C ATOM 242 C6 C A 8 -6.301 -2.948 -1.039 1.00 0.00 C ATOM 0 H5' C A 8 -7.287 -6.406 -4.643 1.00 0.00 H new ATOM 0 H5'' C A 8 -7.627 -5.731 -3.062 1.00 0.00 H new ATOM 0 H4' C A 8 -7.811 -3.964 -5.454 1.00 0.00 H new ATOM 0 H3' C A 8 -5.241 -5.134 -4.265 1.00 0.00 H new ATOM 0 H2' C A 8 -4.151 -2.902 -4.594 1.00 0.00 H new ATOM 0 HO2' C A 8 -5.682 -2.635 -6.576 1.00 0.00 H new ATOM 0 HO3' C A 8 -4.495 -4.926 -6.327 1.00 0.00 H new ATOM 0 H1' C A 8 -6.113 -1.474 -3.408 1.00 0.00 H new ATOM 0 H41 C A 8 -4.409 -3.133 2.445 1.00 0.00 H new ATOM 0 H42 C A 8 -2.858 -2.705 1.717 1.00 0.00 H new ATOM 0 H5 C A 8 -6.560 -2.897 1.076 1.00 0.00 H new ATOM 0 H6 C A 8 -7.352 -3.107 -1.230 1.00 0.00 H new TER 255 C A 8