HEADER SPLICING 21-JAN-16 3JCR TITLE 3D structure determination of the human*U4/U6.U5* tri-snRNP complex COMPND MOL_ID: 5; COMPND 2 MOLECULE: hPrp8; COMPND 3 CHAIN: A; EXPDTA ELECTRON MICROSCOPY DBREF 3JCR A 1 2335 UNP Q6P2Q9 PRP8_HUMAN 1 2335 SEQRES 1 A 248 PHE SER SER LYS THR GLU TRP ARG VAL ARG ALA ILE SER SEQRES 2 A 248 ALA ALA ASN LEU HIS LEU ARG THR ASN HIS ILE TYR VAL SEQRES 3 A 248 SER SER ASP ASP ILE LYS GLU THR GLY TYR THR TYR ILE SEQRES 4 A 248 LEU PRO LYS ASN VAL LEU LYS LYS PHE ILE CYS ILE SER SEQRES 5 A 248 ASP LEU ARG ALA GLN ILE ALA GLY TYR LEU TYR GLY VAL SEQRES 6 A 248 SER PRO PRO ASP ASN PRO GLN VAL LYS GLU ILE ARG CYS SEQRES 7 A 248 ILE VAL MET VAL PRO GLN TRP GLY THR HIS GLN THR VAL SEQRES 8 A 248 HIS LEU PRO GLY GLN LEU PRO GLN HIS GLU TYR LEU LYS SEQRES 9 A 248 GLU MET GLU PRO LEU GLY TRP ILE HIS THR GLN PRO ASN SEQRES 10 A 248 GLU SER PRO GLN LEU SER PRO GLN ASP VAL THR THR HIS SEQRES 11 A 248 ALA LYS ILE MET ALA ASP ASN PRO SER TRP ASP GLY GLU SEQRES 12 A 248 LYS THR ILE ILE ILE THR CYS SER PHE THR PRO GLY SER SEQRES 13 A 248 CYS THR LEU THR ALA TYR LYS LEU THR PRO SER GLY TYR SEQRES 14 A 248 GLU TRP GLY ARG GLN ASN THR ASP LYS GLY ASN ASN PRO SEQRES 15 A 248 LYS GLY TYR LEU PRO SER HIS TYR GLU ARG VAL GLN MET SEQRES 16 A 248 LEU LEU SER ASP ARG PHE LEU GLY PHE PHE MET VAL PRO SEQRES 17 A 248 ALA GLN SER SER TRP ASN TYR ASN PHE MET GLY VAL ARG SEQRES 18 A 248 HIS ASP PRO ASN MET LYS TYR GLU LEU GLN LEU ALA ASN SEQRES 19 A 248 PRO LYS GLU PHE TYR HIS GLU VAL HIS ARG PRO SER HIS SEQRES 20 A 248 PHE ATOM 1 CA PHE A2067 196.774 179.117 258.937 1.00 0.00 ATOM 2 CA SER A2068 198.638 179.575 262.260 1.00 0.00 ATOM 3 CA SER A2069 195.198 179.886 263.917 1.00 0.00 ATOM 4 CA LYS A2070 196.397 182.559 266.347 1.00 0.00 ATOM 5 CA THR A2071 198.645 185.256 264.811 1.00 0.00 ATOM 6 CA GLU A2072 197.595 184.283 261.280 1.00 0.00 ATOM 7 CA TRP A2073 193.990 185.102 262.108 1.00 0.00 ATOM 8 CA ARG A2074 194.640 188.664 263.267 1.00 0.00 ATOM 9 CA VAL A2075 196.982 189.862 260.570 1.00 0.00 ATOM 10 CA ARG A2076 194.402 188.998 257.927 1.00 0.00 ATOM 11 CA ALA A2077 191.656 190.293 260.172 1.00 0.00 ATOM 12 CA ILE A2078 192.881 193.849 260.450 1.00 0.00 ATOM 13 CA SER A2079 193.810 193.591 256.798 1.00 0.00 ATOM 14 CA ALA A2080 190.292 192.711 255.600 1.00 0.00 ATOM 15 CA ALA A2081 188.850 195.790 257.334 1.00 0.00 ATOM 16 CA ASN A2082 190.222 197.647 254.310 1.00 0.00 ATOM 17 CA LEU A2083 188.651 195.488 251.603 1.00 0.00 ATOM 18 CA HIS A2084 186.148 198.229 250.881 1.00 0.00 ATOM 19 CA LEU A2085 189.017 200.284 249.546 1.00 0.00 ATOM 20 CA ARG A2086 189.494 197.798 246.701 1.00 0.00 ATOM 21 CA THR A2087 185.843 198.190 245.945 1.00 0.00 ATOM 22 CA ASN A2088 186.257 201.319 243.827 1.00 0.00 ATOM 23 CA HIS A2089 189.164 200.101 241.704 1.00 0.00 ATOM 24 CA ILE A2090 188.209 197.097 239.595 1.00 0.00 ATOM 25 CA TYR A2091 189.267 195.817 236.213 1.00 0.00 ATOM 26 CA VAL A2092 187.421 193.546 233.867 1.00 0.00 ATOM 27 CA SER A2093 188.915 191.270 231.307 1.00 0.00 ATOM 28 CA SER A2094 188.172 192.427 227.804 1.00 0.00 ATOM 29 CA ASP A2095 189.203 189.801 225.310 1.00 0.00 ATOM 30 CA ASP A2096 188.000 188.209 222.087 1.00 0.00 ATOM 31 CA ILE A2097 184.204 187.935 221.957 1.00 0.00 ATOM 32 CA LYS A2098 182.836 184.664 220.529 1.00 0.00 ATOM 33 CA GLU A2099 179.645 186.569 219.534 1.00 0.00 ATOM 34 CA THR A2100 177.608 183.373 219.410 1.00 0.00 ATOM 35 CA GLY A2101 177.950 183.293 223.174 1.00 0.00 ATOM 36 CA TYR A2102 175.868 184.765 225.980 1.00 0.00 ATOM 37 CA THR A2103 177.049 187.927 227.671 1.00 0.00 ATOM 38 CA TYR A2104 176.652 188.399 231.397 1.00 0.00 ATOM 39 CA ILE A2105 175.954 191.647 233.227 1.00 0.00 ATOM 40 CA LEU A2106 176.914 191.820 236.938 1.00 0.00 ATOM 41 CA PRO A2107 175.247 194.557 238.985 1.00 0.00 ATOM 42 CA LYS A2108 177.952 196.481 240.771 1.00 0.00 ATOM 43 CA ASN A2109 176.374 196.555 244.194 1.00 0.00 ATOM 44 CA VAL A2110 176.490 192.825 244.821 1.00 0.00 ATOM 45 CA LEU A2111 180.070 192.846 243.527 1.00 0.00 ATOM 46 CA LYS A2112 181.091 195.493 246.037 1.00 0.00 ATOM 47 CA LYS A2113 179.450 193.658 248.953 1.00 0.00 ATOM 48 CA PHE A2114 180.861 190.312 247.851 1.00 0.00 ATOM 49 CA ILE A2115 184.371 191.762 247.792 1.00 0.00 ATOM 50 CA CYS A2116 183.762 193.334 251.168 1.00 0.00 ATOM 51 CA ILE A2117 182.807 190.163 252.992 1.00 0.00 ATOM 52 CA SER A2118 185.768 188.203 251.624 1.00 0.00 ATOM 53 CA ASP A2119 189.257 187.555 252.925 1.00 0.00 ATOM 54 CA LEU A2120 192.584 187.794 251.152 1.00 0.00 ATOM 55 CA ARG A2121 193.592 184.187 251.668 1.00 0.00 ATOM 56 CA ALA A2122 190.567 181.921 251.953 1.00 0.00 ATOM 57 CA GLN A2123 188.502 181.758 248.773 1.00 0.00 ATOM 58 CA ILE A2124 184.859 182.539 249.302 1.00 0.00 ATOM 59 CA ALA A2125 182.288 181.690 246.696 1.00 0.00 ATOM 60 CA GLY A2126 178.774 182.697 245.729 1.00 0.00 ATOM 61 CA TYR A2127 176.172 181.307 243.391 1.00 0.00 ATOM 62 CA LEU A2128 174.784 183.352 240.490 1.00 0.00 ATOM 63 CA TYR A2129 171.089 183.669 239.710 1.00 0.00 ATOM 64 CA GLY A2130 169.562 185.807 236.960 1.00 0.00 ATOM 65 CA VAL A2131 167.242 186.174 233.968 1.00 0.00 ATOM 66 CA SER A2132 167.659 187.497 230.440 1.00 0.00 ATOM 67 CA PRO A2133 165.928 190.822 229.820 1.00 0.00 ATOM 68 CA PRO A2134 162.687 190.739 227.844 1.00 0.00 ATOM 69 CA ASP A2135 163.122 190.338 224.111 1.00 0.00 ATOM 70 CA ASN A2136 166.871 190.049 224.494 1.00 0.00 ATOM 71 CA PRO A2137 167.765 186.415 224.977 1.00 0.00 ATOM 72 CA GLN A2138 171.527 186.673 224.401 1.00 0.00 ATOM 73 CA VAL A2139 172.353 188.667 227.557 1.00 0.00 ATOM 74 CA LYS A2140 172.060 187.332 231.097 1.00 0.00 ATOM 75 CA GLU A2141 171.493 189.849 233.864 1.00 0.00 ATOM 76 CA ILE A2142 172.778 188.476 237.150 1.00 0.00 ATOM 77 CA ARG A2143 170.178 189.598 239.649 1.00 0.00 ATOM 78 CA CYS A2144 171.119 187.621 242.704 1.00 0.00 ATOM 79 CA ILE A2145 173.996 186.086 244.602 1.00 0.00 ATOM 80 CA VAL A2146 173.446 183.230 247.041 1.00 0.00 ATOM 81 CA MET A2147 175.906 182.483 249.868 1.00 0.00 ATOM 82 CA VAL A2148 175.805 178.931 251.277 1.00 0.00 ATOM 83 CA PRO A2149 177.675 177.249 254.129 1.00 0.00 ATOM 84 CA GLN A2150 181.224 176.963 252.845 1.00 0.00 ATOM 85 CA TRP A2151 184.910 177.217 253.622 1.00 0.00 ATOM 86 CA GLY A2152 187.964 177.976 251.508 1.00 0.00 ATOM 87 CA THR A2153 191.617 177.180 250.902 1.00 0.00 ATOM 88 CA HIS A2154 193.910 179.709 249.270 1.00 0.00 ATOM 89 CA GLN A2155 193.530 177.790 246.033 1.00 0.00 ATOM 90 CA THR A2156 189.920 176.485 246.215 1.00 0.00 ATOM 91 CA VAL A2157 186.534 176.451 247.924 1.00 0.00 ATOM 92 CA HIS A2158 184.530 173.700 249.572 1.00 0.00 ATOM 93 CA LEU A2159 180.783 174.276 249.445 1.00 0.00 ATOM 94 CA PRO A2160 178.048 171.639 249.954 1.00 0.00 ATOM 95 CA GLY A2161 176.296 169.328 247.502 1.00 0.00 ATOM 96 CA GLN A2162 172.811 170.845 247.825 1.00 0.00 ATOM 97 CA LEU A2163 172.165 173.725 245.418 1.00 0.00 ATOM 98 CA PRO A2164 170.140 176.716 246.612 1.00 0.00 ATOM 99 CA GLN A2165 166.396 175.984 246.845 1.00 0.00 ATOM 100 CA HIS A2166 164.088 178.984 247.683 1.00 0.00 ATOM 101 CA GLU A2167 160.982 180.938 246.596 1.00 0.00 ATOM 102 CA TYR A2168 162.600 184.200 245.474 1.00 0.00 ATOM 103 CA LEU A2169 164.828 182.054 243.377 1.00 0.00 ATOM 104 CA LYS A2170 162.049 180.311 241.435 1.00 0.00 ATOM 105 CA GLU A2171 161.666 183.290 239.056 1.00 0.00 ATOM 106 CA MET A2172 165.237 183.115 237.774 1.00 0.00 ATOM 107 CA GLU A2173 167.730 180.618 236.376 1.00 0.00 ATOM 108 CA PRO A2174 171.138 179.670 237.793 1.00 0.00 ATOM 109 CA LEU A2175 174.051 181.308 235.951 1.00 0.00 ATOM 110 CA GLY A2176 176.869 179.505 237.772 1.00 0.00 ATOM 111 CA TRP A2177 179.082 180.859 240.588 1.00 0.00 ATOM 112 CA ILE A2178 181.656 183.564 241.539 1.00 0.00 ATOM 113 CA HIS A2179 184.688 183.322 243.827 1.00 0.00 ATOM 114 CA THR A2180 187.609 185.262 245.261 1.00 0.00 ATOM 115 CA GLN A2181 191.099 184.389 244.074 1.00 0.00 ATOM 116 CA PRO A2182 194.026 185.480 246.289 1.00 0.00 ATOM 117 CA ASN A2183 196.544 185.428 243.464 1.00 0.00 ATOM 118 CA GLU A2184 195.792 186.484 239.916 1.00 0.00 ATOM 119 CA SER A2185 196.199 183.831 237.236 1.00 0.00 ATOM 120 CA PRO A2186 195.299 184.153 233.565 1.00 0.00 ATOM 121 CA GLN A2187 193.623 180.742 233.535 1.00 0.00 ATOM 122 CA LEU A2188 190.723 178.879 235.123 1.00 0.00 ATOM 123 CA SER A2189 192.253 176.884 237.965 1.00 0.00 ATOM 124 CA PRO A2190 191.983 173.098 237.529 1.00 0.00 ATOM 125 CA GLN A2191 190.229 173.065 240.896 1.00 0.00 ATOM 126 CA ASP A2192 187.578 175.278 239.326 1.00 0.00 ATOM 127 CA VAL A2193 186.935 173.449 236.033 1.00 0.00 ATOM 128 CA THR A2194 186.812 170.273 238.060 1.00 0.00 ATOM 129 CA THR A2195 184.394 171.826 240.601 1.00 0.00 ATOM 130 CA HIS A2196 182.141 173.190 237.882 1.00 0.00 ATOM 131 CA ALA A2197 182.014 170.029 235.828 1.00 0.00 ATOM 132 CA LYS A2198 181.234 168.080 239.002 1.00 0.00 ATOM 133 CA ILE A2199 178.320 170.444 239.799 1.00 0.00 ATOM 134 CA MET A2200 177.096 170.065 236.291 1.00 0.00 ATOM 135 CA ALA A2201 177.255 166.321 236.416 1.00 0.00 ATOM 136 CA ASP A2202 175.032 166.221 239.440 1.00 0.00 ATOM 137 CA ASN A2203 172.906 169.108 238.222 1.00 0.00 ATOM 138 CA PRO A2204 170.820 169.181 234.981 1.00 0.00 ATOM 139 CA SER A2205 169.481 172.436 236.357 1.00 0.00 ATOM 140 CA TRP A2206 172.862 173.904 235.375 1.00 0.00 ATOM 141 CA ASP A2207 173.186 174.188 231.593 1.00 0.00 ATOM 142 CA GLY A2208 176.663 173.711 230.158 1.00 0.00 ATOM 143 CA GLU A2209 176.375 176.621 227.787 1.00 0.00 ATOM 144 CA LYS A2210 174.523 178.986 230.059 1.00 0.00 ATOM 145 CA THR A2211 176.483 178.850 233.318 1.00 0.00 ATOM 146 CA ILE A2212 179.865 180.393 234.067 1.00 0.00 ATOM 147 CA ILE A2213 182.607 180.795 236.655 1.00 0.00 ATOM 148 CA ILE A2214 183.471 184.416 237.497 1.00 0.00 ATOM 149 CA THR A2215 186.928 184.676 239.046 1.00 0.00 ATOM 150 CA CYS A2216 187.502 187.792 241.093 1.00 0.00 ATOM 151 CA SER A2217 191.216 188.247 241.892 1.00 0.00 ATOM 152 CA PHE A2218 192.811 190.639 244.362 1.00 0.00 ATOM 153 CA THR A2219 195.292 192.803 242.552 1.00 0.00 ATOM 154 CA PRO A2220 197.349 195.376 244.369 1.00 0.00 ATOM 155 CA GLY A2221 194.942 197.924 245.875 1.00 0.00 ATOM 156 CA SER A2222 192.469 196.532 243.506 1.00 0.00 ATOM 157 CA CYS A2223 190.196 193.857 242.329 1.00 0.00 ATOM 158 CA THR A2224 190.109 192.391 238.879 1.00 0.00 ATOM 159 CA LEU A2225 187.817 189.843 237.280 1.00 0.00 ATOM 160 CA THR A2226 187.400 187.397 234.405 1.00 0.00 ATOM 161 CA ALA A2227 184.551 185.051 233.355 1.00 0.00 ATOM 162 CA TYR A2228 184.892 181.455 232.148 1.00 0.00 ATOM 163 CA LYS A2229 182.771 178.774 230.501 1.00 0.00 ATOM 164 CA LEU A2230 183.669 175.108 230.377 1.00 0.00 ATOM 165 CA THR A2231 184.146 173.630 226.915 1.00 0.00 ATOM 166 CA PRO A2232 182.798 170.100 226.444 1.00 0.00 ATOM 167 CA SER A2233 186.408 168.810 226.500 1.00 0.00 ATOM 168 CA GLY A2234 186.729 170.515 229.822 1.00 0.00 ATOM 169 CA TYR A2235 183.444 169.294 231.164 1.00 0.00 ATOM 170 CA GLU A2236 184.394 165.684 230.455 1.00 0.00 ATOM 171 CA TRP A2237 187.878 166.058 231.977 1.00 0.00 ATOM 172 CA GLY A2238 186.387 167.641 235.062 1.00 0.00 ATOM 173 CA ARG A2239 183.658 165.088 235.552 1.00 0.00 ATOM 174 CA GLN A2240 186.453 162.504 235.404 1.00 0.00 ATOM 175 CA ASN A2241 189.076 164.270 237.521 1.00 0.00 ATOM 176 CA THR A2242 190.017 163.070 240.999 1.00 0.00 ATOM 177 CA ASP A2243 193.348 164.713 241.810 1.00 0.00 ATOM 178 CA LYS A2244 192.857 168.241 243.204 1.00 0.00 ATOM 179 CA GLY A2245 196.523 169.240 243.139 1.00 0.00 ATOM 180 CA ASN A2246 197.607 172.338 241.229 1.00 0.00 ATOM 181 CA ASN A2247 198.691 170.234 238.286 1.00 0.00 ATOM 182 CA PRO A2248 196.378 167.282 237.599 1.00 0.00 ATOM 183 CA LYS A2249 196.985 164.858 234.742 1.00 0.00 ATOM 184 CA GLY A2250 195.378 165.722 231.423 1.00 0.00 ATOM 185 CA TYR A2251 194.524 169.315 232.248 1.00 0.00 ATOM 186 CA LEU A2252 194.450 171.630 229.247 1.00 0.00 ATOM 187 CA PRO A2253 193.807 175.274 228.295 1.00 0.00 ATOM 188 CA SER A2254 191.400 173.669 225.798 1.00 0.00 ATOM 189 CA HIS A2255 189.080 172.959 228.710 1.00 0.00 ATOM 190 CA TYR A2256 187.757 176.436 229.328 1.00 0.00 ATOM 191 CA GLU A2257 186.838 179.532 227.381 1.00 0.00 ATOM 192 CA ARG A2258 186.695 183.205 228.396 1.00 0.00 ATOM 193 CA VAL A2259 183.270 184.834 228.166 1.00 0.00 ATOM 194 CA GLN A2260 181.961 188.383 227.921 1.00 0.00 ATOM 195 CA MET A2261 180.928 190.122 231.124 1.00 0.00 ATOM 196 CA LEU A2262 180.124 193.758 232.033 1.00 0.00 ATOM 197 CA LEU A2263 179.620 195.576 235.322 1.00 0.00 ATOM 198 CA SER A2264 176.517 197.706 235.721 1.00 0.00 ATOM 199 CA ASP A2265 175.108 200.552 237.762 1.00 0.00 ATOM 200 CA ARG A2266 171.756 200.309 235.936 1.00 0.00 ATOM 201 CA PHE A2267 170.095 197.805 238.274 1.00 0.00 ATOM 202 CA LEU A2268 170.653 196.383 241.779 1.00 0.00 ATOM 203 CA GLY A2269 171.340 192.772 242.572 1.00 0.00 ATOM 204 CA PHE A2270 170.327 191.176 245.867 1.00 0.00 ATOM 205 CA PHE A2271 171.649 188.534 248.275 1.00 0.00 ATOM 206 CA MET A2272 170.354 185.201 249.558 1.00 0.00 ATOM 207 CA VAL A2273 171.871 183.885 252.754 1.00 0.00 ATOM 208 CA PRO A2274 171.671 180.785 254.983 1.00 0.00 ATOM 209 CA ALA A2275 168.511 180.365 257.013 1.00 0.00 ATOM 210 CA GLN A2276 169.596 179.371 260.514 1.00 0.00 ATOM 211 CA SER A2277 173.298 180.295 260.455 1.00 0.00 ATOM 212 CA SER A2278 175.594 182.384 258.395 1.00 0.00 ATOM 213 CA TRP A2279 177.541 181.312 255.344 1.00 0.00 ATOM 214 CA ASN A2280 181.140 181.318 256.525 1.00 0.00 ATOM 215 CA TYR A2281 182.263 178.042 257.970 1.00 0.00 ATOM 216 CA ASN A2282 185.995 178.638 257.665 1.00 0.00 ATOM 217 CA PHE A2283 186.303 178.982 261.400 1.00 0.00 ATOM 218 CA MET A2284 184.505 175.670 261.928 1.00 0.00 ATOM 219 CA GLY A2285 185.688 173.036 259.460 1.00 0.00 ATOM 220 CA VAL A2286 184.320 170.101 261.390 1.00 0.00 ATOM 221 CA ARG A2287 180.839 171.597 261.305 1.00 0.00 ATOM 222 CA HIS A2288 180.808 171.544 257.521 1.00 0.00 ATOM 223 CA ASP A2289 179.738 168.537 255.451 1.00 0.00 ATOM 224 CA PRO A2290 179.190 167.865 251.730 1.00 0.00 ATOM 225 CA ASN A2291 175.800 166.422 252.466 1.00 0.00 ATOM 226 CA MET A2292 174.715 169.232 254.796 1.00 0.00 ATOM 227 CA LYS A2293 171.290 170.764 254.110 1.00 0.00 ATOM 228 CA TYR A2294 170.296 174.419 254.430 1.00 0.00 ATOM 229 CA GLU A2295 167.459 176.822 253.837 1.00 0.00 ATOM 230 CA LEU A2296 167.668 180.443 252.729 1.00 0.00 ATOM 231 CA GLN A2297 166.533 183.956 253.476 1.00 0.00 ATOM 232 CA LEU A2298 166.539 187.419 252.006 1.00 0.00 ATOM 233 CA ALA A2299 169.230 189.290 253.938 1.00 0.00 ATOM 234 CA ASN A2300 172.817 190.383 253.427 1.00 0.00 ATOM 235 CA PRO A2301 176.032 188.455 254.182 1.00 0.00 ATOM 236 CA LYS A2302 178.032 189.279 257.342 1.00 0.00 ATOM 237 CA GLU A2303 181.720 190.081 256.930 1.00 0.00 ATOM 238 CA PHE A2304 184.323 187.293 257.041 1.00 0.00 ATOM 239 CA TYR A2305 185.657 188.079 260.479 1.00 0.00 ATOM 240 CA HIS A2306 182.236 188.962 261.854 1.00 0.00 ATOM 241 CA GLU A2307 181.741 187.882 265.438 1.00 0.00 ATOM 242 CA VAL A2308 179.247 185.202 264.484 1.00 0.00 ATOM 243 CA HIS A2309 181.577 183.329 262.156 1.00 0.00 ATOM 244 CA ARG A2310 184.000 183.056 265.036 1.00 0.00 ATOM 245 CA PRO A2311 182.300 181.614 268.066 1.00 0.00 ATOM 246 CA SER A2312 185.302 179.709 269.474 1.00 0.00 ATOM 247 CA HIS A2313 187.167 182.946 269.957 1.00 0.00 ATOM 248 CA PHE A2314 184.469 184.855 271.794 1.00 0.00 TER