HEADER splicing/DNA/RNA 02-NOV-10 3PGW TITLE Crystal structure of human U1 snRNP COMPND MOL_ID: 2; COMPND 2 MOLECULE: U1-70K; COMPND 3 CHAIN: S, L; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 4.40 ANGSTORMS DBREF 3PGW L 1 437 UNP P08621 RU17_HUMAN 1 437 SEQRES 1 L 82 ASP ALA PHE LYS THR LEU PHE VAL ALA ARG VAL ASN TYR SEQRES 2 L 82 ASP THR THR GLU SER LYS LEU ARG ARG GLU PHE GLU VAL SEQRES 3 L 82 TYR GLY PRO ILE LYS ARG ILE HIS MET VAL TYR SER LYS SEQRES 4 L 82 ARG SER GLY LYS PRO ARG GLY TYR ALA PHE ILE GLU TYR SEQRES 5 L 82 GLU HIS GLU ARG ASP MET HIS SER ALA TYR LYS HIS ALA SEQRES 6 L 82 ASP GLY LYS LYS ILE ASP GLY ARG ARG VAL LEU VAL ASP SEQRES 7 L 82 VAL GLU ARG GLY ATOM 1 CA ASP L 100 -6.786 96.336 45.285 1.00334.46 ATOM 2 CA ALA L 101 -3.067 95.696 44.821 1.00276.03 ATOM 3 CA PHE L 102 -2.425 92.629 42.668 1.00255.01 ATOM 4 CA LYS L 103 -4.361 89.687 44.092 1.00191.44 ATOM 5 CA THR L 104 -5.379 89.922 47.760 1.00270.64 ATOM 6 CA LEU L 105 -5.817 86.504 49.389 1.00261.25 ATOM 7 CA PHE L 106 -9.488 86.053 50.328 1.00274.41 ATOM 8 CA VAL L 107 -10.062 84.421 53.723 1.00249.27 ATOM 9 CA ALA L 108 -13.613 83.386 54.575 1.00268.87 ATOM 10 CA ARG L 109 -15.325 81.251 57.234 1.00271.30 ATOM 11 CA VAL L 110 -13.821 82.876 60.335 1.00294.03 ATOM 12 CA ASN L 111 -15.457 82.905 63.769 1.00287.62 ATOM 13 CA TYR L 112 -18.075 85.526 64.647 1.00260.87 ATOM 14 CA ASP L 113 -15.297 86.716 66.952 1.00286.75 ATOM 15 CA THR L 114 -11.688 87.407 65.963 1.00284.72 ATOM 16 CA THR L 115 -9.076 90.173 65.714 1.00291.14 ATOM 17 CA GLU L 116 -6.425 91.393 63.271 1.00294.49 ATOM 18 CA SER L 117 -3.888 90.345 65.900 1.00315.60 ATOM 19 CA LYS L 118 -4.864 86.697 65.514 1.00253.04 ATOM 20 CA LEU L 119 -5.052 86.859 61.714 1.00242.11 ATOM 21 CA ARG L 120 -1.911 88.930 61.119 1.00255.38 ATOM 22 CA ARG L 121 -0.177 86.419 63.384 1.00271.49 ATOM 23 CA GLU L 122 -1.206 83.225 61.583 1.00261.42 ATOM 24 CA PHE L 123 -1.138 84.346 57.950 1.00286.62 ATOM 25 CA GLU L 124 2.161 86.196 58.285 1.00245.08 ATOM 26 CA VAL L 125 3.643 82.903 59.465 1.00277.94 ATOM 27 CA TYR L 126 2.807 81.865 55.904 1.00267.80 ATOM 28 CA GLY L 127 4.505 84.882 54.370 1.00199.08 ATOM 29 CA PRO L 128 5.100 88.686 54.343 1.00232.69 ATOM 30 CA ILE L 129 1.889 90.634 54.948 1.00275.54 ATOM 31 CA LYS L 130 1.439 93.884 53.039 1.00256.13 ATOM 32 CA ARG L 131 -2.126 94.800 54.012 1.00260.19 ATOM 33 CA ILE L 132 -5.151 93.461 55.901 1.00262.66 ATOM 34 CA HIS L 133 -8.813 94.397 56.323 1.00247.55 ATOM 35 CA MET L 134 -11.883 92.754 57.823 1.00295.26 ATOM 36 CA VAL L 135 -15.272 93.791 56.449 1.00281.20 ATOM 37 CA TYR L 136 -17.949 94.158 59.119 1.00286.11 ATOM 38 CA SER L 137 -21.733 93.944 59.151 1.00288.39 ATOM 39 CA LYS L 138 -23.695 96.602 57.299 1.00230.52 ATOM 40 CA ARG L 139 -24.408 97.990 60.772 1.00267.86 ATOM 41 CA SER L 140 -23.155 95.605 63.471 1.00299.34 ATOM 42 CA GLY L 141 -19.569 95.973 64.648 1.00346.64 ATOM 43 CA LYS L 142 -19.000 92.218 64.827 1.00330.17 ATOM 44 CA PRO L 143 -16.861 90.897 61.927 1.00339.02 ATOM 45 CA ARG L 144 -18.898 89.034 59.304 1.00269.95 ATOM 46 CA GLY L 145 -16.117 86.531 58.673 1.00218.44 ATOM 47 CA TYR L 146 -14.539 87.534 55.363 1.00243.18 ATOM 48 CA ALA L 147 -11.354 89.597 55.631 1.00221.32 ATOM 49 CA PHE L 148 -9.006 90.700 52.854 1.00230.57 ATOM 50 CA ILE L 149 -5.339 89.926 53.508 1.00231.54 ATOM 51 CA GLU L 150 -2.665 91.128 51.099 1.00251.84 ATOM 52 CA TYR L 151 0.746 89.716 50.162 1.00275.19 ATOM 53 CA GLU L 152 3.827 91.182 48.471 1.00286.08 ATOM 54 CA HIS L 153 4.704 88.468 45.950 1.00271.09 ATOM 55 CA GLU L 154 2.270 86.356 43.938 1.00305.50 ATOM 56 CA ARG L 155 4.278 83.296 44.951 1.00264.42 ATOM 57 CA ASP L 156 3.821 84.441 48.552 1.00285.89 ATOM 58 CA MET L 157 0.033 84.480 48.204 1.00266.43 ATOM 59 CA HIS L 158 0.100 80.963 46.764 1.00248.56 ATOM 60 CA SER L 159 2.368 79.818 49.592 1.00275.33 ATOM 61 CA ALA L 160 -0.162 80.985 52.174 1.00249.12 ATOM 62 CA TYR L 161 -3.061 79.731 50.050 1.00230.85 ATOM 63 CA LYS L 162 -1.581 76.238 49.660 1.00252.99 ATOM 64 CA HIS L 163 -0.627 75.509 53.274 1.00299.01 ATOM 65 CA ALA L 164 -3.744 77.246 54.628 1.00275.79 ATOM 66 CA ASP L 165 -6.333 74.985 52.977 1.00295.22 ATOM 67 CA GLY L 166 -9.325 74.850 55.313 1.00251.01 ATOM 68 CA LYS L 167 -7.148 74.444 58.407 1.00266.37 ATOM 69 CA LYS L 168 -8.433 74.660 61.987 1.00268.98 ATOM 70 CA ILE L 169 -8.067 77.995 63.795 1.00260.81 ATOM 71 CA ASP L 170 -9.902 79.734 66.643 1.00223.86 ATOM 72 CA GLY L 171 -11.974 76.562 66.948 1.00234.32 ATOM 73 CA ARG L 172 -13.503 76.529 63.459 1.00254.84 ATOM 74 CA ARG L 173 -12.042 75.552 60.088 1.00266.69 ATOM 75 CA VAL L 174 -11.519 78.431 57.666 1.00234.38 ATOM 76 CA LEU L 175 -11.545 78.231 53.866 1.00223.96 ATOM 77 CA VAL L 176 -9.513 80.637 51.722 1.00214.89 ATOM 78 CA ASP L 177 -9.040 81.605 48.071 1.00224.09 ATOM 79 CA VAL L 178 -8.200 84.620 45.907 1.00239.72 ATOM 80 CA GLU L 179 -10.401 85.594 43.006 1.00266.65 ATOM 81 CA ARG L 180 -12.538 87.832 40.848 1.00205.19 ATOM 82 CA GLY L 181 -13.295 87.303 37.170 1.00218.36 TER