HEADER SPLICING 31-DEC-69 6Y5Q TITLE human 17S U2 snRNP COMPND MOL_ID: 2; COMPND 2 MOLECULE: Splicing factor 3B subunit 5; COMPND 3 CHAIN: x; EXPDTA ELECTRON MICROSCOPY DBREF 6Y5Q x 1 86 UNP Q9BWJ5 SF3B5_HUMAN 1 86 SEQRES 1 x 66 GLN SER LYS TYR ILE GLY THR GLY HIS ALA ASP THR THR SEQRES 2 x 66 LYS TRP GLU TRP LEU VAL ASN GLN HIS ARG ASP SER TYR SEQRES 3 x 66 CYS SER TYR MET GLY HIS PHE ASP LEU LEU ASN TYR PHE SEQRES 4 x 66 ALA ILE ALA GLU ASN GLU SER LYS ALA ARG VAL ARG PHE SEQRES 5 x 66 ASN LEU MET GLU LYS MET LEU GLN PRO CYS GLY PRO PRO SEQRES 6 x 66 ALA ATOM 1 N GLN x 15 153.213 157.927 212.770 1.00 67.23 ATOM 2 CA GLN x 15 154.028 157.529 213.911 1.00 67.23 ATOM 3 C GLN x 15 155.343 156.927 213.431 1.00 67.23 ATOM 4 O GLN x 15 156.411 157.506 213.626 1.00 67.23 ATOM 5 N SER x 16 155.256 155.754 212.805 1.00 81.86 ATOM 6 CA SER x 16 156.415 155.067 212.249 1.00 81.86 ATOM 7 C SER x 16 156.271 154.840 210.748 1.00 81.86 ATOM 8 O SER x 16 156.835 153.889 210.202 1.00 81.86 ATOM 9 N LYS x 17 155.509 155.701 210.072 1.00 88.00 ATOM 10 CA LYS x 17 155.304 155.573 208.635 1.00 88.00 ATOM 11 C LYS x 17 156.618 155.712 207.878 1.00 88.00 ATOM 12 O LYS x 17 157.068 154.767 207.222 1.00 88.00 ATOM 13 N TYR x 18 157.238 156.892 207.961 1.00 68.14 ATOM 14 CA TYR x 18 158.502 157.133 207.276 1.00 68.14 ATOM 15 C TYR x 18 159.438 158.018 208.093 1.00 68.14 ATOM 16 O TYR x 18 160.314 158.672 207.513 1.00 68.14 ATOM 17 N ILE x 19 159.273 158.057 209.418 1.00 47.27 ATOM 18 CA ILE x 19 160.051 158.964 210.254 1.00 47.27 ATOM 19 C ILE x 19 161.528 158.629 210.138 1.00 47.27 ATOM 20 O ILE x 19 161.941 157.481 210.335 1.00 47.27 ATOM 21 N GLY x 20 162.330 159.638 209.814 1.00 42.94 ATOM 22 CA GLY x 20 163.752 159.449 209.614 1.00 42.94 ATOM 23 C GLY x 20 164.256 160.131 208.360 1.00 42.94 ATOM 24 O GLY x 20 165.461 160.348 208.205 1.00 42.94 ATOM 25 N THR x 21 163.342 160.478 207.457 1.00 42.16 ATOM 26 CA THR x 21 163.712 161.141 206.216 1.00 42.16 ATOM 27 C THR x 21 162.513 161.906 205.678 1.00 42.16 ATOM 28 O THR x 21 161.368 161.461 205.799 1.00 42.16 ATOM 29 N GLY x 22 162.788 163.058 205.082 1.00 30.70 ATOM 30 CA GLY x 22 161.770 163.893 204.480 1.00 30.70 ATOM 31 C GLY x 22 161.350 163.406 203.111 1.00 30.70 ATOM 32 O GLY x 22 161.195 162.205 202.870 1.00 30.70 ATOM 33 N HIS x 23 161.166 164.354 202.199 1.00 24.50 ATOM 34 CA HIS x 23 160.690 164.059 200.853 1.00 24.50 ATOM 35 C HIS x 23 161.112 165.200 199.930 1.00 24.50 ATOM 36 O HIS x 23 162.055 165.940 200.229 1.00 24.50 ATOM 37 N ALA x 24 160.418 165.318 198.790 1.00 21.52 ATOM 38 CA ALA x 24 160.904 166.084 197.641 1.00 21.52 ATOM 39 C ALA x 24 161.310 167.517 197.976 1.00 21.52 ATOM 40 O ALA x 24 162.247 168.048 197.369 1.00 21.52 ATOM 41 N ASP x 25 160.634 168.161 198.924 1.00 24.23 ATOM 42 CA ASP x 25 160.964 169.537 199.294 1.00 24.23 ATOM 43 C ASP x 25 161.348 169.620 200.766 1.00 24.23 ATOM 44 O ASP x 25 160.915 170.508 201.503 1.00 24.23 ATOM 45 N THR x 26 162.178 168.682 201.212 1.00 23.41 ATOM 46 CA THR x 26 162.664 168.713 202.583 1.00 23.41 ATOM 47 C THR x 26 163.731 169.788 202.742 1.00 23.41 ATOM 48 O THR x 26 164.686 169.859 201.964 1.00 23.41 ATOM 49 N THR x 27 163.566 170.628 203.760 1.00 26.45 ATOM 50 CA THR x 27 164.514 171.700 204.013 1.00 26.45 ATOM 51 C THR x 27 165.844 171.133 204.495 1.00 26.45 ATOM 52 O THR x 27 165.907 170.046 205.075 1.00 26.45 ATOM 53 N LYS x 28 166.916 171.887 204.242 1.00 27.25 ATOM 54 CA LYS x 28 168.245 171.436 204.643 1.00 27.25 ATOM 55 C LYS x 28 168.352 171.315 206.157 1.00 27.25 ATOM 56 O LYS x 28 168.968 170.372 206.671 1.00 27.25 ATOM 57 N TRP x 29 167.756 172.259 206.889 1.00 32.57 ATOM 58 CA TRP x 29 167.770 172.172 208.345 1.00 32.57 ATOM 59 C TRP x 29 167.025 170.938 208.832 1.00 32.57 ATOM 60 O TRP x 29 167.500 170.235 209.729 1.00 32.57 ATOM 61 N GLU x 30 165.845 170.671 208.270 1.00 36.55 ATOM 62 CA GLU x 30 165.083 169.499 208.683 1.00 36.55 ATOM 63 C GLU x 30 165.753 168.200 208.265 1.00 36.55 ATOM 64 O GLU x 30 165.432 167.145 208.821 1.00 36.55 ATOM 65 N TRP x 31 166.669 168.250 207.297 1.00 38.06 ATOM 66 CA TRP x 31 167.445 167.064 206.959 1.00 38.06 ATOM 67 C TRP x 31 168.596 166.869 207.937 1.00 38.06 ATOM 68 O TRP x 31 168.828 165.751 208.411 1.00 38.06 ATOM 69 N LEU x 32 169.312 167.946 208.269 1.00 24.15 ATOM 70 CA LEU x 32 170.399 167.829 209.235 1.00 24.15 ATOM 71 C LEU x 32 169.883 167.492 210.629 1.00 24.15 ATOM 72 O LEU x 32 170.588 166.838 211.407 1.00 24.15 ATOM 73 N VAL x 33 168.663 167.916 210.962 1.00 28.44 ATOM 74 CA VAL x 33 168.095 167.585 212.265 1.00 28.44 ATOM 75 C VAL x 33 167.881 166.084 212.383 1.00 28.44 ATOM 76 O VAL x 33 168.263 165.466 213.382 1.00 28.44 ATOM 77 N ASN x 34 167.256 165.475 211.372 1.00 23.78 ATOM 78 CA ASN x 34 167.121 164.023 211.365 1.00 23.78 ATOM 79 C ASN x 34 168.480 163.343 211.311 1.00 23.78 ATOM 80 O ASN x 34 168.667 162.284 211.921 1.00 23.78 ATOM 81 N GLN x 35 169.438 163.945 210.603 1.00 16.93 ATOM 82 CA GLN x 35 170.790 163.401 210.535 1.00 16.93 ATOM 83 C GLN x 35 171.399 163.271 211.926 1.00 16.93 ATOM 84 O GLN x 35 171.899 162.207 212.306 1.00 16.93 ATOM 85 N HIS x 36 171.359 164.352 212.704 1.00 20.67 ATOM 86 CA HIS x 36 171.916 164.310 214.052 1.00 20.67 ATOM 87 C HIS x 36 171.071 163.446 214.982 1.00 20.67 ATOM 88 O HIS x 36 171.612 162.743 215.843 1.00 20.67 ATOM 89 N ARG x 37 169.746 163.480 214.825 1.00 18.13 ATOM 90 CA ARG x 37 168.874 162.729 215.718 1.00 18.13 ATOM 91 C ARG x 37 169.000 161.227 215.514 1.00 18.13 ATOM 92 O ARG x 37 168.758 160.463 216.454 1.00 18.13 ATOM 93 N ASP x 38 169.369 160.786 214.313 1.00 16.58 ATOM 94 CA ASP x 38 169.624 159.377 214.053 1.00 16.58 ATOM 95 C ASP x 38 171.107 159.040 214.068 1.00 16.58 ATOM 96 O ASP x 38 171.462 157.862 213.953 1.00 16.58 ATOM 97 N SER x 39 171.979 160.037 214.203 1.00 15.48 ATOM 98 CA SER x 39 173.406 159.802 214.351 1.00 15.48 ATOM 99 C SER x 39 173.831 159.668 215.805 1.00 15.48 ATOM 100 O SER x 39 174.888 159.089 216.075 1.00 15.48 ATOM 101 N TYR x 40 173.041 160.190 216.741 1.00 18.06 ATOM 102 CA TYR x 40 173.315 159.998 218.158 1.00 18.06 ATOM 103 C TYR x 40 172.835 158.646 218.661 1.00 18.06 ATOM 104 O TYR x 40 173.448 158.081 219.574 1.00 18.06 ATOM 105 N CYS x 41 171.753 158.115 218.085 1.00 18.88 ATOM 106 CA CYS x 41 171.292 156.786 218.471 1.00 18.88 ATOM 107 C CYS x 41 172.329 155.724 218.142 1.00 18.88 ATOM 108 O CYS x 41 172.427 154.713 218.847 1.00 18.88 ATOM 109 N SER x 42 173.109 155.932 217.084 1.00 13.23 ATOM 110 CA SER x 42 174.274 155.099 216.819 1.00 13.23 ATOM 111 C SER x 42 175.450 155.447 217.719 1.00 13.23 ATOM 112 O SER x 42 176.490 154.785 217.642 1.00 13.23 ATOM 113 N TYR x 43 175.313 156.473 218.557 1.00 13.80 ATOM 114 CA TYR x 43 176.312 156.837 219.551 1.00 13.80 ATOM 115 C TYR x 43 175.953 156.340 220.942 1.00 13.80 ATOM 116 O TYR x 43 176.823 155.846 221.665 1.00 13.80 ATOM 117 N MET x 44 174.682 156.460 221.331 1.00 16.41 ATOM 118 CA MET x 44 174.227 155.944 222.614 1.00 16.41 ATOM 119 C MET x 44 174.063 154.432 222.610 1.00 16.41 ATOM 120 O MET x 44 174.002 153.826 223.685 1.00 16.41 ATOM 121 N GLY x 45 173.990 153.812 221.436 1.00 17.39 ATOM 122 CA GLY x 45 173.800 152.378 221.355 1.00 17.39 ATOM 123 C GLY x 45 175.052 151.621 220.969 1.00 17.39 ATOM 124 O GLY x 45 175.319 150.541 221.504 1.00 17.39 ATOM 125 N HIS x 46 175.832 152.173 220.045 1.00 15.30 ATOM 126 CA HIS x 46 177.038 151.495 219.606 1.00 15.30 ATOM 127 C HIS x 46 178.136 151.651 220.655 1.00 15.30 ATOM 128 O HIS x 46 178.186 152.632 221.402 1.00 15.30 ATOM 129 N PHE x 47 179.024 150.661 220.706 1.00 15.16 ATOM 130 CA PHE x 47 180.016 150.553 221.769 1.00 15.16 ATOM 131 C PHE x 47 181.346 151.203 221.412 1.00 15.16 ATOM 132 O PHE x 47 181.925 151.916 222.236 1.00 15.16 ATOM 133 N ASP x 48 181.849 150.968 220.199 1.00 15.41 ATOM 134 CA ASP x 48 183.118 151.570 219.804 1.00 15.41 ATOM 135 C ASP x 48 182.997 153.085 219.692 1.00 15.41 ATOM 136 O ASP x 48 183.917 153.816 220.078 1.00 15.41 ATOM 137 N LEU x 49 181.874 153.578 219.169 1.00 16.10 ATOM 138 CA LEU x 49 181.637 155.010 219.043 1.00 16.10 ATOM 139 C LEU x 49 181.078 155.628 220.319 1.00 16.10 ATOM 140 O LEU x 49 180.711 156.808 220.316 1.00 16.10 ATOM 141 N LEU x 50 180.998 154.858 221.400 1.00 10.62 ATOM 142 CA LEU x 50 180.664 155.390 222.712 1.00 10.62 ATOM 143 C LEU x 50 181.806 155.285 223.706 1.00 10.62 ATOM 144 O LEU x 50 181.943 156.163 224.560 1.00 10.62 ATOM 145 N ASN x 51 182.628 154.241 223.619 1.00 12.21 ATOM 146 CA ASN x 51 183.857 154.162 224.395 1.00 12.21 ATOM 147 C ASN x 51 184.985 154.977 223.782 1.00 12.21 ATOM 148 O ASN x 51 186.035 155.127 224.414 1.00 12.21 ATOM 149 N TYR x 52 184.795 155.500 222.573 1.00 10.41 ATOM 150 CA TYR x 52 185.771 156.378 221.944 1.00 10.41 ATOM 151 C TYR x 52 185.524 157.846 222.246 1.00 10.41 ATOM 152 O TYR x 52 186.476 158.633 222.267 1.00 10.41 ATOM 153 N PHE x 53 184.269 158.232 222.482 1.00 13.23 ATOM 154 CA PHE x 53 183.967 159.619 222.810 1.00 13.23 ATOM 155 C PHE x 53 184.201 159.910 224.286 1.00 13.23 ATOM 156 O PHE x 53 184.481 161.056 224.651 1.00 13.23 ATOM 157 N ALA x 54 184.093 158.893 225.140 1.00 14.55 ATOM 158 CA ALA x 54 184.391 159.039 226.558 1.00 14.55 ATOM 159 C ALA x 54 185.885 159.037 226.848 1.00 14.55 ATOM 160 O ALA x 54 186.274 159.196 228.009 1.00 14.55 ATOM 161 N ILE x 55 186.723 158.853 225.830 1.00 14.04 ATOM 162 CA ILE x 55 188.170 158.926 225.990 1.00 14.04 ATOM 163 C ILE x 55 188.639 160.304 225.546 1.00 14.04 ATOM 164 O ILE x 55 189.605 160.850 226.090 1.00 14.04 ATOM 165 N ALA x 56 187.955 160.875 224.553 1.00 14.14 ATOM 166 CA ALA x 56 188.297 162.214 224.089 1.00 14.14 ATOM 167 C ALA x 56 187.809 163.277 225.065 1.00 14.14 ATOM 168 O ALA x 56 188.592 164.117 225.523 1.00 14.14 ATOM 169 N GLU x 57 186.517 163.255 225.398 1.00 20.76 ATOM 170 CA GLU x 57 185.980 164.211 226.358 1.00 20.76 ATOM 171 C GLU x 57 186.411 163.900 227.784 1.00 20.76 ATOM 172 O GLU x 57 186.285 164.764 228.658 1.00 20.76 ATOM 173 N ASN x 58 186.914 162.692 228.036 1.00 19.92 ATOM 174 CA ASN x 58 187.365 162.279 229.363 1.00 19.92 ATOM 175 C ASN x 58 186.210 162.329 230.365 1.00 19.92 ATOM 176 O ASN x 58 186.276 162.977 231.411 1.00 19.92 ATOM 177 N GLU x 59 185.137 161.623 230.016 1.00 22.30 ATOM 178 CA GLU x 59 183.955 161.527 230.857 1.00 22.30 ATOM 179 C GLU x 59 183.498 160.076 230.895 1.00 22.30 ATOM 180 O GLU x 59 183.901 159.252 230.070 1.00 22.30 ATOM 181 N SER x 60 182.650 159.765 231.870 1.00 24.17 ATOM 182 CA SER x 60 182.152 158.412 232.039 1.00 24.17 ATOM 183 C SER x 60 181.106 158.102 230.971 1.00 24.17 ATOM 184 O SER x 60 180.683 158.971 230.205 1.00 24.17 ATOM 185 N LYS x 61 180.681 156.838 230.918 1.00 24.62 ATOM 186 CA LYS x 61 179.656 156.449 229.955 1.00 24.62 ATOM 187 C LYS x 61 178.336 157.151 230.243 1.00 24.62 ATOM 188 O LYS x 61 177.684 157.658 229.323 1.00 24.62 ATOM 189 N ALA x 62 177.928 157.192 231.514 1.00 25.67 ATOM 190 CA ALA x 62 176.666 157.832 231.869 1.00 25.67 ATOM 191 C ALA x 62 176.691 159.321 231.549 1.00 25.67 ATOM 192 O ALA x 62 175.697 159.874 231.066 1.00 25.67 ATOM 193 N ARG x 63 177.821 159.984 231.805 1.00 24.64 ATOM 194 CA ARG x 63 177.938 161.414 231.526 1.00 24.64 ATOM 195 C ARG x 63 177.745 161.705 230.041 1.00 24.64 ATOM 196 O ARG x 63 176.909 162.535 229.659 1.00 24.64 ATOM 197 N VAL x 64 178.515 161.026 229.189 1.00 24.10 ATOM 198 CA VAL x 64 178.434 161.269 227.752 1.00 24.10 ATOM 199 C VAL x 64 177.068 160.864 227.215 1.00 24.10 ATOM 200 O VAL x 64 176.515 161.524 226.327 1.00 24.10 ATOM 201 N ARG x 65 176.498 159.780 227.744 1.00 25.20 ATOM 202 CA ARG x 65 175.192 159.337 227.272 1.00 25.20 ATOM 203 C ARG x 65 174.103 160.338 227.638 1.00 25.20 ATOM 204 O ARG x 65 173.226 160.632 226.820 1.00 25.20 ATOM 205 N PHE x 66 174.147 160.881 228.858 1.00 29.40 ATOM 206 CA PHE x 66 173.170 161.890 229.250 1.00 29.40 ATOM 207 C PHE x 66 173.354 163.169 228.446 1.00 29.40 ATOM 208 O PHE x 66 172.371 163.827 228.086 1.00 29.40 ATOM 209 N ASN x 67 174.604 163.533 228.149 1.00 27.15 ATOM 210 CA ASN x 67 174.854 164.694 227.300 1.00 27.15 ATOM 211 C ASN x 67 174.241 164.499 225.918 1.00 27.15 ATOM 212 O ASN x 67 173.550 165.384 225.399 1.00 27.15 ATOM 213 N LEU x 68 174.479 163.335 225.311 1.00 24.86 ATOM 214 CA LEU x 68 173.926 163.063 223.989 1.00 24.86 ATOM 215 C LEU x 68 172.404 162.999 224.017 1.00 24.86 ATOM 216 O LEU x 68 171.750 163.435 223.063 1.00 24.86 ATOM 217 N MET x 69 171.826 162.463 225.093 1.00 32.75 ATOM 218 CA MET x 69 170.372 162.408 225.202 1.00 32.75 ATOM 219 C MET x 69 169.779 163.804 225.321 1.00 32.75 ATOM 220 O MET x 69 168.775 164.116 224.670 1.00 32.75 ATOM 221 N GLU x 70 170.382 164.660 226.148 1.00 36.73 ATOM 222 CA GLU x 70 169.903 166.029 226.272 1.00 36.73 ATOM 223 C GLU x 70 170.118 166.827 224.994 1.00 36.73 ATOM 224 O GLU x 70 169.364 167.772 224.735 1.00 36.73 ATOM 225 N LYS x 71 171.126 166.473 224.194 1.00 30.46 ATOM 226 CA LYS x 71 171.344 167.151 222.922 1.00 30.46 ATOM 227 C LYS x 71 170.304 166.786 221.872 1.00 30.46 ATOM 228 O LYS x 71 170.214 167.477 220.852 1.00 30.46 ATOM 229 N MET x 72 169.523 165.729 222.090 1.00 28.61 ATOM 230 CA MET x 72 168.494 165.324 221.141 1.00 28.61 ATOM 231 C MET x 72 167.236 166.177 221.219 1.00 28.61 ATOM 232 O MET x 72 166.299 165.931 220.452 1.00 28.61 ATOM 233 N LEU x 73 167.181 167.153 222.127 1.00 38.28 ATOM 234 CA LEU x 73 166.032 168.049 222.191 1.00 38.28 ATOM 235 C LEU x 73 165.854 168.798 220.876 1.00 38.28 ATOM 236 O LEU x 73 164.800 168.721 220.235 1.00 38.28 ATOM 237 N GLN x 74 166.881 169.528 220.461 1.00 42.10 ATOM 238 CA GLN x 74 166.853 170.258 219.202 1.00 42.10 ATOM 239 C GLN x 74 168.269 170.636 218.784 1.00 42.10 ATOM 240 O GLN x 74 168.631 171.819 218.789 1.00 42.10 ATOM 241 N PRO x 75 169.092 169.664 218.411 1.00 38.18 ATOM 242 CA PRO x 75 170.489 169.941 218.070 1.00 38.18 ATOM 243 C PRO x 75 170.593 170.570 216.685 1.00 38.18 ATOM 244 O PRO x 75 169.596 170.884 216.040 1.00 38.18 ATOM 245 CB PRO x 75 171.135 168.557 218.106 1.00 38.18 ATOM 246 CG PRO x 75 170.026 167.635 217.732 1.00 38.18 ATOM 247 CD PRO x 75 168.776 168.227 218.319 1.00 38.18 ATOM 248 N CYS x 76 171.837 170.761 216.244 1.00 34.34 ATOM 249 CA CYS x 76 172.212 171.295 214.937 1.00 34.34 ATOM 250 C CYS x 76 171.975 172.799 214.837 1.00 34.34 ATOM 251 O CYS x 76 172.345 173.411 213.829 1.00 34.34 ATOM 252 N GLY x 77 171.406 173.418 215.864 1.00 37.92 ATOM 253 CA GLY x 77 171.048 174.814 215.845 1.00 37.92 ATOM 254 C GLY x 77 169.560 174.954 215.618 1.00 37.92 ATOM 255 O GLY x 77 169.072 174.981 214.485 1.00 37.92 ATOM 256 N PRO x 78 168.810 175.051 216.708 1.00 38.31 ATOM 257 CA PRO x 78 167.357 175.023 216.609 1.00 38.31 ATOM 258 C PRO x 78 166.777 176.417 216.484 1.00 38.31 ATOM 259 O PRO x 78 167.085 177.304 217.294 1.00 38.31 ATOM 260 CB PRO x 78 166.935 174.374 217.931 1.00 38.31 ATOM 261 CG PRO x 78 167.991 174.822 218.887 1.00 38.31 ATOM 262 CD PRO x 78 169.272 174.871 218.095 1.00 38.31 ATOM 263 N PRO x 79 165.937 176.657 215.482 1.00 36.37 ATOM 264 CA PRO x 79 164.903 177.689 215.617 1.00 36.37 ATOM 265 C PRO x 79 163.756 177.121 216.437 1.00 36.37 ATOM 266 O PRO x 79 162.936 176.347 215.934 1.00 36.37 ATOM 267 CB PRO x 79 164.496 177.964 214.162 1.00 36.37 ATOM 268 CG PRO x 79 164.800 176.695 213.446 1.00 36.37 ATOM 269 CD PRO x 79 166.026 176.132 214.111 1.00 36.37 ATOM 270 N ALA x 80 163.707 177.490 217.714 1.00 41.47 ATOM 271 CA ALA x 80 162.816 176.831 218.664 1.00 41.47 ATOM 272 C ALA x 80 161.549 177.638 218.910 1.00 41.47 ATOM 273 O ALA x 80 161.262 178.032 220.040 1.00 41.47 TER