HEADER SPLICING 31-DEC-69 7AAV TITLE Human pre-Bact-2 spliceosome core structure COMPND MOL_ID: 13; COMPND 2 MOLECULE: Zinc finger matrin-type protein 2; COMPND 3 CHAIN: N; EXPDTA ELECTRON MICROSCOPY DBREF 7AAV N 1 199 UNP Q96NC0 ZMAT2_HUMAN 1 199 SEQRES 1 N 56 GLY TYR TYR CYS ASN VAL CYS ASP CYS VAL VAL LYS ASP SEQRES 2 N 56 SER ILE ASN PHE LEU ASP HIS ILE ASN GLY LYS LYS HIS SEQRES 3 N 56 GLN ARG ASN LEU GLY MET SER MET ARG VAL GLU ARG SER SEQRES 4 N 56 THR LEU ASP GLN VAL LYS LYS ARG PHE GLU VAL ASN LYS SEQRES 5 N 56 LYS LYS MET GLU ATOM 1 N GLY N 79 253.314 183.481 214.708 1.00120.39 ATOM 2 CA GLY N 79 254.099 184.193 213.717 1.00120.39 ATOM 3 C GLY N 79 255.238 183.368 213.150 1.00120.39 ATOM 4 O GLY N 79 255.539 182.284 213.648 1.00120.39 ATOM 5 N TYR N 80 255.873 183.884 212.101 1.00113.68 ATOM 6 CA TYR N 80 256.992 183.198 211.477 1.00113.68 ATOM 7 C TYR N 80 258.295 183.574 212.178 1.00113.68 ATOM 8 O TYR N 80 258.308 184.247 213.212 1.00113.68 ATOM 9 CB TYR N 80 257.051 183.527 209.987 1.00113.68 ATOM 10 N TYR N 81 259.413 183.133 211.604 1.00117.55 ATOM 11 CA TYR N 81 260.726 183.424 212.176 1.00117.55 ATOM 12 C TYR N 81 261.733 183.477 211.036 1.00117.55 ATOM 13 O TYR N 81 261.976 182.459 210.380 1.00117.55 ATOM 14 CB TYR N 81 261.115 182.374 213.209 1.00117.55 ATOM 15 N CYS N 82 262.312 184.652 210.805 1.00122.63 ATOM 16 CA CYS N 82 263.295 184.836 209.747 1.00122.63 ATOM 17 C CYS N 82 264.666 184.384 210.234 1.00122.63 ATOM 18 O CYS N 82 265.103 184.767 211.324 1.00122.63 ATOM 19 CB CYS N 82 263.344 186.299 209.305 1.00122.63 ATOM 20 N ASN N 83 265.339 183.567 209.424 1.00123.28 ATOM 21 CA ASN N 83 266.650 183.055 209.803 1.00123.28 ATOM 22 C ASN N 83 267.746 184.076 209.519 1.00123.28 ATOM 23 O ASN N 83 268.458 184.511 210.430 1.00123.28 ATOM 24 CB ASN N 83 266.932 181.742 209.068 1.00123.28 ATOM 25 N VAL N 84 267.892 184.472 208.255 1.00121.18 ATOM 26 CA VAL N 84 268.954 185.402 207.885 1.00121.18 ATOM 27 C VAL N 84 268.572 186.833 208.240 1.00121.18 ATOM 28 O VAL N 84 269.424 187.631 208.647 1.00121.18 ATOM 29 CB VAL N 84 269.287 185.258 206.390 1.00121.18 ATOM 30 N CYS N 85 267.293 187.184 208.092 1.00116.49 ATOM 31 CA CYS N 85 266.869 188.550 208.380 1.00116.49 ATOM 32 C CYS N 85 266.738 188.800 209.876 1.00116.49 ATOM 33 O CYS N 85 266.781 189.961 210.306 1.00116.49 ATOM 34 CB CYS N 85 265.546 188.849 207.675 1.00116.49 ATOM 35 N ASP N 86 266.580 187.729 210.666 1.00121.80 ATOM 36 CA ASP N 86 266.424 187.762 212.127 1.00121.80 ATOM 37 C ASP N 86 265.235 188.630 212.547 1.00121.80 ATOM 38 O ASP N 86 265.374 189.639 213.242 1.00121.80 ATOM 39 CB ASP N 86 267.718 188.212 212.820 1.00121.80 ATOM 40 N CYS N 87 264.050 188.214 212.106 1.00114.92 ATOM 41 CA CYS N 87 262.821 188.938 212.397 1.00114.92 ATOM 42 C CYS N 87 261.678 187.937 212.503 1.00114.92 ATOM 43 O CYS N 87 261.869 186.725 212.366 1.00114.92 ATOM 44 CB CYS N 87 262.539 189.998 211.328 1.00114.92 ATOM 45 N VAL N 88 260.477 188.458 212.748 1.00108.63 ATOM 46 CA VAL N 88 259.291 187.624 212.910 1.00108.63 ATOM 47 C VAL N 88 258.097 188.303 212.254 1.00108.63 ATOM 48 O VAL N 88 257.633 189.352 212.714 1.00108.63 ATOM 49 CB VAL N 88 259.012 187.338 214.396 1.00108.63 ATOM 50 N VAL N 89 257.592 187.709 211.177 1.00111.33 ATOM 51 CA VAL N 89 256.425 188.219 210.478 1.00111.33 ATOM 52 C VAL N 89 255.250 187.281 210.737 1.00111.33 ATOM 53 O VAL N 89 255.403 186.188 211.282 1.00111.33 ATOM 54 CB VAL N 89 256.680 188.389 208.968 1.00111.33 ATOM 55 N LYS N 90 254.060 187.724 210.336 1.00116.68 ATOM 56 CA LYS N 90 252.843 186.948 210.540 1.00116.68 ATOM 57 C LYS N 90 252.218 186.447 209.246 1.00116.68 ATOM 58 O LYS N 90 251.508 185.437 209.267 1.00116.68 ATOM 59 CB LYS N 90 251.811 187.779 211.309 1.00116.68 ATOM 60 N ASP N 91 252.462 187.121 208.127 1.00123.39 ATOM 61 CA ASP N 91 251.894 186.729 206.847 1.00123.39 ATOM 62 C ASP N 91 252.795 185.721 206.140 1.00123.39 ATOM 63 O ASP N 91 253.991 185.611 206.421 1.00123.39 ATOM 64 CB ASP N 91 251.676 187.952 205.954 1.00123.39 ATOM 65 N SER N 92 252.198 184.982 205.204 1.00124.46 ATOM 66 CA SER N 92 252.941 183.952 204.486 1.00124.46 ATOM 67 C SER N 92 253.843 184.564 203.421 1.00124.46 ATOM 68 O SER N 92 254.998 184.152 203.259 1.00124.46 ATOM 69 CB SER N 92 251.973 182.947 203.863 1.00124.46 ATOM 70 N ILE N 93 253.331 185.548 202.678 1.00126.23 ATOM 71 CA ILE N 93 254.135 186.190 201.643 1.00126.23 ATOM 72 C ILE N 93 255.147 187.143 202.259 1.00126.23 ATOM 73 O ILE N 93 256.205 187.402 201.674 1.00126.23 ATOM 74 CB ILE N 93 253.227 186.913 200.630 1.00126.23 ATOM 75 N ASN N 94 254.843 187.683 203.442 1.00133.64 ATOM 76 CA ASN N 94 255.778 188.584 204.105 1.00133.64 ATOM 77 C ASN N 94 256.960 187.819 204.688 1.00133.64 ATOM 78 O ASN N 94 258.072 188.354 204.775 1.00133.64 ATOM 79 CB ASN N 94 255.059 189.377 205.196 1.00133.64 ATOM 80 N PHE N 95 256.737 186.567 205.097 1.00135.09 ATOM 81 CA PHE N 95 257.832 185.748 205.608 1.00135.09 ATOM 82 C PHE N 95 258.773 185.327 204.486 1.00135.09 ATOM 83 O PHE N 95 259.979 185.166 204.706 1.00135.09 ATOM 84 CB PHE N 95 257.280 184.523 206.336 1.00135.09 ATOM 85 N LEU N 96 258.239 185.139 203.278 1.00140.86 ATOM 86 CA LEU N 96 259.092 184.838 202.133 1.00140.86 ATOM 87 C LEU N 96 259.807 186.090 201.640 1.00140.86 ATOM 88 O LEU N 96 260.954 186.022 201.184 1.00140.86 ATOM 89 CB LEU N 96 258.264 184.214 201.011 1.00140.86 ATOM 90 N ASP N 97 259.142 187.244 201.724 1.00147.06 ATOM 91 CA ASP N 97 259.747 188.491 201.274 1.00147.06 ATOM 92 C ASP N 97 260.785 189.015 202.257 1.00147.06 ATOM 93 O ASP N 97 261.684 189.764 201.859 1.00147.06 ATOM 94 CB ASP N 97 258.665 189.547 201.043 1.00147.06 ATOM 95 N HIS N 98 260.678 188.645 203.536 1.00142.55 ATOM 96 CA HIS N 98 261.692 189.054 204.501 1.00142.55 ATOM 97 C HIS N 98 262.973 188.248 204.338 1.00142.55 ATOM 98 O HIS N 98 264.054 188.722 204.704 1.00142.55 ATOM 99 CB HIS N 98 261.154 188.917 205.925 1.00142.55 ATOM 100 N ILE N 99 262.876 187.037 203.792 1.00152.97 ATOM 101 CA ILE N 99 264.067 186.232 203.536 1.00152.97 ATOM 102 C ILE N 99 264.765 186.702 202.267 1.00152.97 ATOM 103 O ILE N 99 265.971 186.975 202.265 1.00152.97 ATOM 104 CB ILE N 99 263.701 184.739 203.458 1.00152.97 ATOM 105 N ASN N 100 264.017 186.802 201.170 1.00160.33 ATOM 106 CA ASN N 100 264.538 187.257 199.886 1.00160.33 ATOM 107 C ASN N 100 263.860 188.570 199.518 1.00160.33 ATOM 108 O ASN N 100 262.640 188.609 199.318 1.00160.33 ATOM 109 CB ASN N 100 264.310 186.208 198.798 1.00160.33 ATOM 110 N GLY N 101 264.647 189.631 199.420 1.00144.73 ATOM 111 CA GLY N 101 264.143 190.959 199.172 1.00144.73 ATOM 112 C GLY N 101 264.315 191.940 200.317 1.00144.73 ATOM 113 O GLY N 101 263.608 192.955 200.345 1.00144.73 ATOM 114 N LYS N 102 265.227 191.677 201.245 1.00138.50 ATOM 115 CA LYS N 102 265.453 192.509 202.417 1.00138.50 ATOM 116 C LYS N 102 266.870 193.078 202.366 1.00138.50 ATOM 117 O LYS N 102 267.557 192.996 201.344 1.00138.50 ATOM 118 CB LYS N 102 265.212 191.708 203.698 1.00138.50 ATOM 119 N LYS N 103 267.294 193.678 203.480 1.00144.32 ATOM 120 CA LYS N 103 268.639 194.242 203.557 1.00144.32 ATOM 121 C LYS N 103 269.696 193.144 203.590 1.00144.32 ATOM 122 O LYS N 103 270.790 193.301 203.035 1.00144.32 ATOM 123 CB LYS N 103 268.757 195.145 204.786 1.00144.32 ATOM 124 N HIS N 104 269.385 192.018 204.236 1.00140.49 ATOM 125 CA HIS N 104 270.322 190.902 204.280 1.00140.49 ATOM 126 C HIS N 104 270.348 190.116 202.976 1.00140.49 ATOM 127 O HIS N 104 271.292 189.351 202.747 1.00140.49 ATOM 128 CB HIS N 104 269.978 189.970 205.441 1.00140.49 ATOM 129 N GLN N 105 269.339 190.284 202.122 1.00140.65 ATOM 130 CA GLN N 105 269.242 189.565 200.860 1.00140.65 ATOM 131 C GLN N 105 269.802 190.357 199.685 1.00140.65 ATOM 132 O GLN N 105 269.340 190.176 198.552 1.00140.65 ATOM 133 CB GLN N 105 267.788 189.181 200.585 1.00140.65 ATOM 134 N ARG N 106 270.778 191.233 199.927 1.00141.46 ATOM 135 CA ARG N 106 271.384 191.990 198.836 1.00141.46 ATOM 136 C ARG N 106 272.320 191.108 198.017 1.00141.46 ATOM 137 O ARG N 106 272.140 190.942 196.805 1.00141.46 ATOM 138 CB ARG N 106 272.128 193.206 199.392 1.00141.46 ATOM 139 N ASN N 107 273.331 190.530 198.668 1.00141.38 ATOM 140 CA ASN N 107 274.265 189.614 198.025 1.00141.38 ATOM 141 C ASN N 107 273.929 188.157 198.318 1.00141.38 ATOM 142 O ASN N 107 274.832 187.323 198.445 1.00141.38 ATOM 143 CB ASN N 107 275.697 189.929 198.456 1.00141.38 ATOM 144 N LEU N 108 272.644 187.837 198.432 1.00139.51 ATOM 145 CA LEU N 108 272.172 186.501 198.778 1.00139.51 ATOM 146 C LEU N 108 271.049 186.076 197.842 1.00139.51 ATOM 147 O LEU N 108 269.988 185.616 198.270 1.00139.51 ATOM 148 CB LEU N 108 271.715 186.447 200.233 1.00139.51 ATOM 149 N GLY N 109 271.270 186.227 196.538 1.00149.90 ATOM 150 CA GLY N 109 270.239 185.897 195.574 1.00149.90 ATOM 151 C GLY N 109 269.306 187.054 195.288 1.00149.90 ATOM 152 O GLY N 109 268.100 186.962 195.538 1.00149.90 ATOM 153 N MET N 110 269.861 188.153 194.776 1.00136.63 ATOM 154 CA MET N 110 269.109 189.379 194.545 1.00136.63 ATOM 155 C MET N 110 268.084 189.208 193.420 1.00136.63 ATOM 156 O MET N 110 268.037 188.193 192.719 1.00136.63 ATOM 157 CB MET N 110 270.059 190.529 194.212 1.00136.63 ATOM 158 N SER N 111 267.258 190.245 193.248 1.00123.73 ATOM 159 CA SER N 111 266.143 190.179 192.310 1.00123.73 ATOM 160 C SER N 111 266.589 190.253 190.855 1.00123.73 ATOM 161 O SER N 111 265.808 189.902 189.964 1.00123.73 ATOM 162 CB SER N 111 265.149 191.304 192.602 1.00123.73 ATOM 163 N MET N 112 267.813 190.701 190.591 1.00121.66 ATOM 164 CA MET N 112 268.331 190.769 189.227 1.00121.66 ATOM 165 C MET N 112 268.673 189.359 188.762 1.00121.66 ATOM 166 O MET N 112 269.771 188.856 189.012 1.00121.66 ATOM 167 CB MET N 112 269.548 191.684 189.163 1.00121.66 ATOM 168 N ARG N 113 267.730 188.714 188.082 1.00120.38 ATOM 169 CA ARG N 113 267.923 187.351 187.606 1.00120.38 ATOM 170 C ARG N 113 268.608 187.381 186.241 1.00120.38 ATOM 171 O ARG N 113 269.044 188.429 185.757 1.00120.38 ATOM 172 CB ARG N 113 266.588 186.613 187.563 1.00120.38 ATOM 173 N VAL N 114 268.705 186.221 185.597 1.00127.01 ATOM 174 CA VAL N 114 269.379 186.105 184.307 1.00127.01 ATOM 175 C VAL N 114 268.735 184.973 183.522 1.00127.01 ATOM 176 O VAL N 114 268.474 183.897 184.067 1.00127.01 ATOM 177 CB VAL N 114 270.892 185.859 184.471 1.00127.01 ATOM 178 N GLU N 115 268.479 185.219 182.240 1.00123.29 ATOM 179 CA GLU N 115 267.920 184.198 181.366 1.00123.29 ATOM 180 C GLU N 115 269.011 183.236 180.915 1.00123.29 ATOM 181 O GLU N 115 270.166 183.628 180.723 1.00123.29 ATOM 182 CB GLU N 115 267.250 184.841 180.152 1.00123.29 ATOM 183 N ARG N 116 268.639 181.970 180.748 1.00115.40 ATOM 184 CA ARG N 116 269.583 180.939 180.355 1.00115.40 ATOM 185 C ARG N 116 269.661 180.841 178.832 1.00115.40 ATOM 186 O ARG N 116 269.125 181.675 178.099 1.00115.40 ATOM 187 CB ARG N 116 269.194 179.598 180.974 1.00115.40 ATOM 188 N SER N 117 270.346 179.805 178.352 1.00122.65 ATOM 189 CA SER N 117 270.489 179.594 176.917 1.00122.65 ATOM 190 C SER N 117 269.177 179.098 176.324 1.00122.65 ATOM 191 O SER N 117 268.501 178.247 176.910 1.00122.65 ATOM 192 CB SER N 117 271.610 178.595 176.637 1.00122.65 ATOM 193 N THR N 118 268.819 179.635 175.157 1.00113.22 ATOM 194 CA THR N 118 267.543 179.282 174.542 1.00113.22 ATOM 195 C THR N 118 267.592 177.893 173.917 1.00113.22 ATOM 196 O THR N 118 266.560 177.224 173.793 1.00113.22 ATOM 197 CB THR N 118 267.158 180.325 173.493 1.00113.22 ATOM 198 N LEU N 119 268.777 177.445 173.511 1.00121.43 ATOM 199 CA LEU N 119 268.920 176.145 172.868 1.00121.43 ATOM 200 C LEU N 119 269.665 175.127 173.717 1.00121.43 ATOM 201 O LEU N 119 269.399 173.928 173.596 1.00121.43 ATOM 202 CB LEU N 119 269.641 176.296 171.524 1.00121.43 ATOM 203 N ASP N 120 270.591 175.568 174.568 1.00124.22 ATOM 204 CA ASP N 120 271.392 174.626 175.342 1.00124.22 ATOM 205 C ASP N 120 270.732 174.296 176.676 1.00124.22 ATOM 206 O ASP N 120 270.432 173.132 176.962 1.00124.22 ATOM 207 CB ASP N 120 272.798 175.192 175.564 1.00124.22 ATOM 208 N GLN N 121 270.495 175.313 177.506 1.00121.72 ATOM 209 CA GLN N 121 269.972 175.063 178.845 1.00121.72 ATOM 210 C GLN N 121 268.468 174.819 178.823 1.00121.72 ATOM 211 O GLN N 121 267.932 174.142 179.708 1.00121.72 ATOM 212 CB GLN N 121 270.312 176.234 179.766 1.00121.72 ATOM 213 N VAL N 122 267.770 175.360 177.824 1.00122.07 ATOM 214 CA VAL N 122 266.315 175.239 177.790 1.00122.07 ATOM 215 C VAL N 122 265.902 173.870 177.264 1.00122.07 ATOM 216 O VAL N 122 264.970 173.245 177.782 1.00122.07 ATOM 217 CB VAL N 122 265.701 176.374 176.952 1.00122.07 ATOM 218 N LYS N 123 266.588 173.384 176.227 1.00124.38 ATOM 219 CA LYS N 123 266.203 172.110 175.626 1.00124.38 ATOM 220 C LYS N 123 266.664 170.932 176.476 1.00124.38 ATOM 221 O LYS N 123 266.062 169.853 176.426 1.00124.38 ATOM 222 CB LYS N 123 266.765 172.004 174.209 1.00124.38 ATOM 223 N LYS N 124 267.731 171.115 177.257 1.00125.25 ATOM 224 CA LYS N 124 268.191 170.042 178.132 1.00125.25 ATOM 225 C LYS N 124 267.264 169.877 179.329 1.00125.25 ATOM 226 O LYS N 124 267.152 168.781 179.891 1.00125.25 ATOM 227 CB LYS N 124 269.622 170.314 178.593 1.00125.25 ATOM 228 N ARG N 125 266.592 170.957 179.735 1.00120.98 ATOM 229 CA ARG N 125 265.634 170.861 180.831 1.00120.98 ATOM 230 C ARG N 125 264.360 170.156 180.386 1.00120.98 ATOM 231 O ARG N 125 263.701 169.487 181.190 1.00120.98 ATOM 232 CB ARG N 125 265.318 172.253 181.376 1.00120.98 ATOM 233 N PHE N 126 263.996 170.298 179.110 1.00128.02 ATOM 234 CA PHE N 126 262.844 169.570 178.588 1.00128.02 ATOM 235 C PHE N 126 263.172 168.096 178.390 1.00128.02 ATOM 236 O PHE N 126 262.286 167.237 178.470 1.00128.02 ATOM 237 CB PHE N 126 262.373 170.199 177.277 1.00128.02 ATOM 238 N GLU N 127 264.443 167.783 178.129 1.00136.71 ATOM 239 CA GLU N 127 264.845 166.388 177.989 1.00136.71 ATOM 240 C GLU N 127 264.994 165.718 179.349 1.00136.71 ATOM 241 O GLU N 127 264.715 164.521 179.491 1.00136.71 ATOM 242 CB GLU N 127 266.150 166.294 177.197 1.00136.71 ATOM 243 N VAL N 128 265.434 166.471 180.360 1.00136.87 ATOM 244 CA VAL N 128 265.600 165.902 181.695 1.00136.87 ATOM 245 C VAL N 128 264.246 165.704 182.362 1.00136.87 ATOM 246 O VAL N 128 264.079 164.822 183.212 1.00136.87 ATOM 247 CB VAL N 128 266.526 166.792 182.545 1.00136.87 ATOM 248 N ASN N 129 263.259 166.523 181.991 1.00137.07 ATOM 249 CA ASN N 129 261.914 166.343 182.526 1.00137.07 ATOM 250 C ASN N 129 261.224 165.145 181.886 1.00137.07 ATOM 251 O ASN N 129 260.412 164.471 182.529 1.00137.07 ATOM 252 CB ASN N 129 261.090 167.614 182.319 1.00137.07 ATOM 253 N LYS N 130 261.534 164.866 180.618 1.00135.21 ATOM 254 CA LYS N 130 260.960 163.697 179.962 1.00135.21 ATOM 255 C LYS N 130 261.652 162.415 180.403 1.00135.21 ATOM 256 O LYS N 130 261.023 161.351 180.437 1.00135.21 ATOM 257 CB LYS N 130 261.045 163.851 178.444 1.00135.21 ATOM 258 N LYS N 131 262.939 162.494 180.745 1.00139.71 ATOM 259 CA LYS N 131 263.671 161.306 181.172 1.00139.71 ATOM 260 C LYS N 131 263.340 160.927 182.611 1.00139.71 ATOM 261 O LYS N 131 263.271 159.738 182.940 1.00139.71 ATOM 262 CB LYS N 131 265.175 161.530 181.015 1.00139.71 ATOM 263 N LYS N 132 263.135 161.921 183.479 1.00146.61 ATOM 264 CA LYS N 132 262.822 161.629 184.875 1.00146.61 ATOM 265 C LYS N 132 261.386 161.144 185.030 1.00146.61 ATOM 266 O LYS N 132 261.091 160.324 185.908 1.00146.61 ATOM 267 CB LYS N 132 263.069 162.865 185.740 1.00146.61 ATOM 268 N MET N 133 260.477 161.643 184.190 1.00137.67 ATOM 269 CA MET N 133 259.093 161.184 184.239 1.00137.67 ATOM 270 C MET N 133 258.965 159.780 183.663 1.00137.67 ATOM 271 O MET N 133 258.313 158.911 184.255 1.00137.67 ATOM 272 CB MET N 133 258.189 162.162 183.488 1.00137.67 ATOM 273 N GLU N 134 259.583 159.538 182.512 1.00134.24 ATOM 274 CA GLU N 134 259.556 158.221 181.890 1.00134.24 ATOM 275 C GLU N 134 260.774 157.404 182.305 1.00134.24 ATOM 276 O GLU N 134 261.296 157.570 183.408 1.00134.24 ATOM 277 CB GLU N 134 259.497 158.345 180.366 1.00134.24 TER