HEADER splicing/DNA/RNA 02-NOV-10 3PGW TITLE Crystal structure of human U1 snRNP COMPND MOL_ID: 1; COMPND 2 MOLECULE: U1-A; COMPND 3 CHAIN: A, P; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 4.40 ANGSTORMS DBREF 3PGW P 1 282 UNP P09012 SNRPA_HUMAN 1 282 SEQRES 1 P 113 ALA VAL PRO GLU THR ARG PRO ASN HIS THR ILE TYR ILE SEQRES 2 P 113 ASN ASN LEU ASN GLU LYS ILE LYS LYS ASP GLU LEU LYS SEQRES 3 P 113 LYS SER LEU TYR ALA ILE PHE SER GLN PHE GLY GLN ILE SEQRES 4 P 113 LEU ASP ILE LEU VAL SER ARG SER LEU LYS MET ARG GLY SEQRES 5 P 113 GLN ALA PHE VAL ILE PHE LYS GLU VAL SER SER ALA THR SEQRES 6 P 113 ASN ALA LEU ARG SER MET GLN GLY PHE PRO PHE TYR ASP SEQRES 7 P 113 LYS PRO MET ARG ILE GLN TYR ALA LYS THR ASP SER ASP SEQRES 8 P 113 ILE ILE ALA LYS MET LYS GLY THR PHE VAL GLU ARG ASP SEQRES 9 P 113 ARG LYS ARG GLU LYS ARG LYS PRO LYS ATOM 1 CA ALA P 2 -122.372 87.732 97.476 1.00255.61 ATOM 2 CA VAL P 3 -121.368 91.205 96.291 1.00275.21 ATOM 3 CA PRO P 4 -119.089 90.744 93.255 1.00303.01 ATOM 4 CA GLU P 5 -119.969 87.161 92.314 1.00323.50 ATOM 5 CA THR P 6 -123.709 87.395 92.991 1.00252.20 ATOM 6 CA ARG P 7 -124.060 89.734 90.018 1.00213.89 ATOM 7 CA PRO P 8 -125.416 88.022 86.851 1.00190.97 ATOM 8 CA ASN P 9 -122.945 87.554 83.986 1.00212.01 ATOM 9 CA HIS P 10 -122.326 86.049 80.533 1.00165.23 ATOM 10 CA THR P 11 -119.248 84.289 81.938 1.00203.36 ATOM 11 CA ILE P 12 -118.441 81.948 84.825 1.00212.60 ATOM 12 CA TYR P 13 -115.212 81.901 86.843 1.00218.40 ATOM 13 CA ILE P 14 -114.375 78.355 87.970 1.00164.28 ATOM 14 CA ASN P 15 -111.582 78.061 90.534 1.00201.13 ATOM 15 CA ASN P 16 -110.020 74.879 91.958 1.00198.82 ATOM 16 CA LEU P 17 -109.804 72.388 89.072 1.00163.14 ATOM 17 CA ASN P 18 -107.326 69.598 88.315 1.00215.01 ATOM 18 CA GLU P 19 -104.496 71.939 87.319 1.00206.31 ATOM 19 CA LYS P 20 -102.387 69.028 86.064 1.00209.56 ATOM 20 CA ILE P 21 -104.871 68.790 83.189 1.00168.21 ATOM 21 CA LYS P 22 -103.535 69.822 79.783 1.00196.47 ATOM 22 CA LYS P 23 -104.984 72.761 77.849 1.00218.42 ATOM 23 CA ASP P 24 -106.087 70.857 74.744 1.00232.55 ATOM 24 CA GLU P 25 -108.014 68.277 76.768 1.00249.41 ATOM 25 CA LEU P 26 -109.463 70.752 79.280 1.00135.43 ATOM 26 CA LYS P 27 -110.989 72.746 76.423 1.00168.55 ATOM 27 CA LYS P 28 -112.261 69.727 74.497 1.00201.33 ATOM 28 CA SER P 29 -113.668 68.615 77.850 1.00213.91 ATOM 29 CA LEU P 30 -115.488 71.793 78.905 1.00161.36 ATOM 30 CA TYR P 31 -116.915 72.674 75.488 1.00239.54 ATOM 31 CA ALA P 32 -118.742 69.336 75.630 1.00206.60 ATOM 32 CA ILE P 33 -119.903 69.610 79.253 1.00183.08 ATOM 33 CA PHE P 34 -121.436 73.105 79.202 1.00158.04 ATOM 34 CA SER P 35 -122.497 73.388 75.549 1.00169.21 ATOM 35 CA GLN P 36 -125.959 72.471 76.858 1.00197.14 ATOM 36 CA PHE P 37 -126.968 74.917 79.598 1.00202.80 ATOM 37 CA GLY P 38 -126.693 77.499 76.845 1.00217.84 ATOM 38 CA GLN P 39 -124.417 78.789 74.095 1.00200.09 ATOM 39 CA ILE P 40 -120.615 78.999 74.231 1.00183.11 ATOM 40 CA LEU P 41 -118.814 81.502 72.001 1.00183.78 ATOM 41 CA ASP P 42 -115.325 80.379 73.067 1.00218.75 ATOM 42 CA ILE P 43 -113.878 79.203 76.388 1.00199.06 ATOM 43 CA LEU P 44 -110.514 80.300 77.753 1.00176.95 ATOM 44 CA VAL P 45 -108.032 79.165 80.405 1.00187.26 ATOM 45 CA SER P 46 -104.258 79.419 80.842 1.00198.75 ATOM 46 CA ARG P 47 -101.572 77.294 82.482 1.00213.29 ATOM 47 CA SER P 48 -99.767 80.355 83.834 1.00169.50 ATOM 48 CA LEU P 49 -98.995 80.698 87.536 1.00192.37 ATOM 49 CA LYS P 50 -102.047 82.923 87.944 1.00177.70 ATOM 50 CA MET P 51 -104.428 81.022 85.654 1.00199.89 ATOM 51 CA ARG P 52 -103.921 77.293 86.268 1.00221.55 ATOM 52 CA GLY P 53 -106.902 75.867 88.129 1.00224.94 ATOM 53 CA GLN P 54 -109.103 78.763 87.019 1.00190.10 ATOM 54 CA ALA P 55 -111.412 79.078 84.013 1.00170.45 ATOM 55 CA PHE P 56 -113.573 81.559 82.102 1.00162.91 ATOM 56 CA VAL P 57 -116.452 80.663 79.769 1.00174.95 ATOM 57 CA ILE P 58 -118.614 83.018 77.705 1.00176.76 ATOM 58 CA PHE P 59 -122.350 82.448 77.457 1.00214.77 ATOM 59 CA LYS P 60 -124.568 83.876 74.726 1.00196.91 ATOM 60 CA GLU P 61 -127.606 84.355 76.950 1.00216.41 ATOM 61 CA VAL P 62 -127.425 85.348 80.622 1.00222.84 ATOM 62 CA SER P 63 -129.998 82.845 81.884 1.00241.94 ATOM 63 CA SER P 64 -128.026 80.133 80.099 1.00171.00 ATOM 64 CA ALA P 65 -125.002 80.899 82.270 1.00193.95 ATOM 65 CA THR P 66 -127.103 81.094 85.431 1.00197.53 ATOM 66 CA ASN P 67 -128.614 77.651 84.836 1.00248.69 ATOM 67 CA ALA P 68 -125.183 76.089 84.325 1.00194.38 ATOM 68 CA LEU P 69 -124.044 77.372 87.720 1.00175.26 ATOM 69 CA ARG P 70 -127.186 76.177 89.521 1.00267.25 ATOM 70 CA SER P 71 -126.453 72.562 88.560 1.00228.12 ATOM 71 CA MET P 72 -122.659 72.279 88.175 1.00186.42 ATOM 72 CA GLN P 73 -121.684 74.328 91.249 1.00208.64 ATOM 73 CA GLY P 74 -119.790 72.096 93.661 1.00208.42 ATOM 74 CA PHE P 75 -119.519 69.246 91.152 1.00199.53 ATOM 75 CA PRO P 76 -116.533 66.833 91.335 1.00212.30 ATOM 76 CA PHE P 77 -114.475 67.319 88.170 1.00200.87 ATOM 77 CA TYR P 78 -111.263 65.304 87.820 1.00199.82 ATOM 78 CA ASP P 79 -110.975 64.669 91.568 1.00182.03 ATOM 79 CA LYS P 80 -112.001 68.226 92.493 1.00202.03 ATOM 80 CA PRO P 81 -115.430 69.927 92.902 1.00198.58 ATOM 81 CA MET P 82 -115.682 73.027 90.701 1.00203.77 ATOM 82 CA ARG P 83 -116.270 76.295 92.552 1.00225.66 ATOM 83 CA ILE P 84 -118.129 78.134 89.789 1.00172.54 ATOM 84 CA GLN P 85 -119.032 81.812 90.140 1.00197.37 ATOM 85 CA TYR P 86 -120.041 84.809 88.026 1.00250.31 ATOM 86 CA ALA P 87 -117.415 86.891 86.216 1.00190.63 ATOM 87 CA LYS P 88 -116.532 90.096 88.081 1.00194.13 ATOM 88 CA THR P 89 -116.221 91.752 84.674 1.00198.50 ATOM 89 CA ASP P 90 -117.991 91.292 81.344 1.00221.90 ATOM 90 CA SER P 91 -115.783 89.529 78.791 1.00196.26 ATOM 91 CA ASP P 92 -113.947 91.592 76.170 1.00216.80 ATOM 92 CA ILE P 93 -115.856 89.780 73.429 1.00163.31 ATOM 93 CA ILE P 94 -119.022 90.724 75.308 1.00183.11 ATOM 94 CA ALA P 95 -117.906 94.352 75.574 1.00204.58 ATOM 95 CA LYS P 96 -117.454 94.553 71.817 1.00202.05 ATOM 96 CA MET P 97 -121.025 93.289 71.357 1.00194.41 ATOM 97 CA LYS P 98 -123.032 94.955 74.119 1.00183.89 ATOM 98 CA GLY P 99 -122.181 98.469 75.228 1.00258.76 ATOM 99 CA THR P 100 -120.722 99.496 71.869 1.00322.94 ATOM 100 CA PHE P 101 -117.263 100.828 72.705 1.00298.37 ATOM 101 CA VAL P 102 -116.971 99.498 76.245 1.00221.46 ATOM 102 CA GLU P 103 -114.272 97.479 74.482 1.00229.39 ATOM 103 CA ARG P 104 -112.075 100.359 73.289 1.00311.30 ATOM 104 CA ASP P 105 -111.995 101.934 76.740 1.00344.04 ATOM 105 CA ARG P 106 -110.786 98.549 77.968 1.00308.47 ATOM 106 CA LYS P 107 -108.246 98.533 75.127 1.00231.90 ATOM 107 CA ARG P 108 -106.448 101.764 76.010 1.00306.78 ATOM 108 CA GLU P 109 -106.778 100.670 79.637 1.00309.60 ATOM 109 CA LYS P 110 -104.839 97.479 78.919 1.00311.46 ATOM 110 CA ARG P 111 -102.047 99.339 77.126 1.00278.79 ATOM 111 CA LYS P 112 -101.387 101.907 79.864 1.00296.70 ATOM 112 CA PRO P 113 -100.251 99.345 82.481 1.00327.38 ATOM 113 CA LYS P 114 -98.200 97.107 80.179 1.00246.31 TER