HEADER TRANSFERASE/TRANSFERASE INHIBITOR 31-DEC-69 5SXF TITLE Crystal Structure of PI3Kalpha in complex with fragment 9 COMPND MOL_ID: 2; COMPND 2 MOLECULE: Phosphatidylinositol 3-kinase regulatory subunit alpha; COMPND 3 CHAIN: B; COMPND 4 FRAGMENT: residues ; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.46 ANGSTORMS REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 GLY B 32 REMARK 465 THR B 33 REMARK 465 PHE B 34 REMARK 465 LEU B 35 REMARK 465 VAL B 36 REMARK 465 ARG B 37 REMARK 465 ASP B 38 REMARK 465 ALA B 39 REMARK 465 SER B 40 REMARK 465 THR B 41 REMARK 465 LYS B 42 REMARK 465 MET B 43 REMARK 465 HIS B 44 REMARK 465 GLY B 45 REMARK 465 ASP B 46 REMARK 465 TYR B 47 REMARK 465 GLY B 54 REMARK 465 GLY B 55 DBREF 5SXF B 322 600 UNP P27986 P85A_HUMAN 322 600 SEQRES 1 B 42 ARG GLU GLU VAL ASN GLU LYS LEU ARG ASP THR ALA ASP SEQRES 2 B 42 GLY THR PHE LEU VAL ARG ASP ALA SER THR LYS MET HIS SEQRES 3 B 42 GLY ASP TYR THR LEU THR LEU ARG LYS GLY GLY ASN ASN SEQRES 4 B 42 LYS LEU ILE SEQRES 1 B 5 SER LEU ALA GLN TYR SEQRES 1 B 2 ASP ASN ATOM 1 N ARG B 340 45.383 40.057 78.064 1.00192.45 ATOM 2 CA ARG B 340 46.720 40.664 77.742 1.00198.50 ATOM 3 C ARG B 340 47.802 40.450 78.805 1.00199.76 ATOM 4 O ARG B 340 48.990 40.465 78.474 1.00187.63 ATOM 5 CB ARG B 340 46.588 42.171 77.464 1.00189.61 ATOM 6 CG ARG B 340 46.400 42.513 75.999 1.00172.99 ATOM 7 CD ARG B 340 45.816 43.893 75.858 1.00166.54 ATOM 8 NE ARG B 340 45.680 44.267 74.458 1.00178.18 ATOM 9 CZ ARG B 340 44.905 45.254 74.003 1.00192.55 ATOM 10 NH1 ARG B 340 44.862 45.508 72.697 1.00196.29 ATOM 11 NH2 ARG B 340 44.166 45.995 74.834 1.00192.30 ATOM 12 N GLU B 341 47.404 40.261 80.064 1.00212.92 ATOM 13 CA GLU B 341 48.364 40.198 81.177 1.00229.48 ATOM 14 C GLU B 341 48.881 38.764 81.335 1.00242.09 ATOM 15 O GLU B 341 50.087 38.530 81.409 1.00266.87 ATOM 16 CB GLU B 341 47.763 40.694 82.516 1.00224.08 ATOM 17 CG GLU B 341 46.602 41.695 82.473 1.00209.28 ATOM 18 CD GLU B 341 46.785 42.868 81.519 1.00201.51 ATOM 19 OE1 GLU B 341 47.924 43.187 81.115 1.00200.05 ATOM 20 OE2 GLU B 341 45.761 43.486 81.167 1.00181.18 ATOM 21 N GLU B 342 47.947 37.819 81.393 1.00235.13 ATOM 22 CA GLU B 342 48.255 36.389 81.528 1.00225.27 ATOM 23 C GLU B 342 48.877 35.738 80.278 1.00240.51 ATOM 24 O GLU B 342 49.665 34.793 80.409 1.00243.17 ATOM 25 CB GLU B 342 46.973 35.636 81.880 1.00205.08 ATOM 26 CG GLU B 342 45.988 35.548 80.716 1.00187.34 ATOM 27 CD GLU B 342 44.570 35.790 81.131 1.00178.19 ATOM 28 OE1 GLU B 342 43.945 36.707 80.561 1.00163.81 ATOM 29 OE2 GLU B 342 44.098 35.074 82.031 1.00198.98 ATOM 30 N VAL B 343 48.517 36.240 79.088 1.00246.64 ATOM 31 CA VAL B 343 48.897 35.630 77.795 1.00229.54 ATOM 32 C VAL B 343 50.404 35.789 77.562 1.00226.91 ATOM 33 O VAL B 343 51.026 34.943 76.912 1.00216.97 ATOM 34 CB VAL B 343 48.080 36.217 76.599 1.00211.09 ATOM 35 CG1 VAL B 343 48.508 35.599 75.267 1.00191.85 ATOM 36 CG2 VAL B 343 46.581 36.011 76.811 1.00208.17 ATOM 37 N ASN B 344 50.972 36.871 78.104 1.00223.51 ATOM 38 CA ASN B 344 52.422 37.081 78.139 1.00213.88 ATOM 39 C ASN B 344 53.148 36.202 79.164 1.00223.88 ATOM 40 O ASN B 344 54.259 35.769 78.889 1.00215.51 ATOM 41 CB ASN B 344 52.751 38.556 78.390 1.00199.10 ATOM 42 CG ASN B 344 52.302 39.449 77.253 1.00192.74 ATOM 43 OD1 ASN B 344 52.641 39.209 76.094 1.00186.44 ATOM 44 ND2 ASN B 344 51.533 40.482 77.576 1.00192.19 ATOM 45 N GLU B 345 52.529 35.936 80.322 1.00236.78 ATOM 46 CA GLU B 345 53.120 35.052 81.361 1.00238.45 ATOM 47 C GLU B 345 52.984 33.545 81.099 1.00231.07 ATOM 48 O GLU B 345 53.445 32.739 81.915 1.00218.73 ATOM 49 CB GLU B 345 52.545 35.364 82.756 1.00237.12 ATOM 50 CG GLU B 345 52.653 36.817 83.207 1.00250.98 ATOM 51 CD GLU B 345 53.935 37.515 82.756 1.00257.35 ATOM 52 OE1 GLU B 345 53.822 38.541 82.056 1.00269.20 ATOM 53 OE2 GLU B 345 55.049 37.038 83.076 1.00234.10 ATOM 54 N LYS B 346 52.328 33.171 79.997 1.00227.22 ATOM 55 CA LYS B 346 52.359 31.797 79.477 1.00216.60 ATOM 56 C LYS B 346 53.162 31.678 78.169 1.00220.73 ATOM 57 O LYS B 346 53.844 30.671 77.961 1.00217.40 ATOM 58 CB LYS B 346 50.935 31.271 79.318 1.00204.28 ATOM 59 CG LYS B 346 50.259 31.032 80.665 1.00201.73 ATOM 60 CD LYS B 346 48.786 31.399 80.666 1.00201.37 ATOM 61 CE LYS B 346 48.311 31.740 82.068 1.00204.06 ATOM 62 NZ LYS B 346 46.859 32.068 82.102 1.00210.46 ATOM 63 N LEU B 347 53.082 32.690 77.298 1.00227.39 ATOM 64 CA LEU B 347 53.991 32.805 76.136 1.00224.93 ATOM 65 C LEU B 347 55.446 33.163 76.530 1.00226.13 ATOM 66 O LEU B 347 56.373 32.879 75.771 1.00219.27 ATOM 67 CB LEU B 347 53.454 33.815 75.100 1.00209.30 ATOM 68 CG LEU B 347 52.227 33.391 74.275 1.00188.49 ATOM 69 CD1 LEU B 347 51.518 34.591 73.671 1.00183.53 ATOM 70 CD2 LEU B 347 52.612 32.410 73.175 1.00182.56 ATOM 71 N ARG B 348 55.643 33.780 77.700 1.00219.85 ATOM 72 CA ARG B 348 56.989 34.083 78.216 1.00220.55 ATOM 73 C ARG B 348 57.828 32.810 78.324 1.00237.58 ATOM 74 O ARG B 348 57.338 31.784 78.800 1.00260.61 ATOM 75 CB ARG B 348 56.903 34.773 79.586 1.00210.34 ATOM 76 CG ARG B 348 58.218 34.992 80.309 1.00206.80 ATOM 77 CD ARG B 348 57.996 35.894 81.504 1.00205.03 ATOM 78 NE ARG B 348 59.170 35.962 82.364 1.00207.87 ATOM 79 CZ ARG B 348 59.228 36.644 83.507 1.00210.92 ATOM 80 NH1 ARG B 348 58.175 37.336 83.947 1.00210.93 ATOM 81 NH2 ARG B 348 60.352 36.636 84.218 1.00212.63 ATOM 82 N ASP B 349 59.081 32.895 77.875 1.00243.29 ATOM 83 CA ASP B 349 60.021 31.765 77.857 1.00241.83 ATOM 84 C ASP B 349 59.520 30.573 76.993 1.00238.28 ATOM 85 O ASP B 349 59.541 29.423 77.444 1.00258.32 ATOM 86 CB ASP B 349 60.381 31.308 79.298 1.00238.25 ATOM 87 CG ASP B 349 60.884 32.451 80.196 1.00228.01 ATOM 88 OD1 ASP B 349 61.637 33.325 79.718 1.00215.65 ATOM 89 OD2 ASP B 349 60.540 32.459 81.399 1.00217.92 ATOM 90 N THR B 350 59.060 30.862 75.769 1.00218.25 ATOM 91 CA THR B 350 58.738 29.826 74.753 1.00210.95 ATOM 92 C THR B 350 59.288 30.229 73.363 1.00214.03 ATOM 93 O THR B 350 59.793 31.340 73.189 1.00235.95 ATOM 94 CB THR B 350 57.219 29.511 74.680 1.00195.61 ATOM 95 OG1 THR B 350 56.483 30.698 74.370 1.00203.61 ATOM 96 CG2 THR B 350 56.717 28.938 75.991 1.00187.20 ATOM 97 N ALA B 351 59.177 29.331 72.382 1.00192.60 ATOM 98 CA ALA B 351 59.947 29.424 71.127 1.00175.77 ATOM 99 C ALA B 351 59.406 30.407 70.064 1.00173.16 ATOM 100 O ALA B 351 58.442 31.139 70.302 1.00167.06 ATOM 101 CB ALA B 351 60.110 28.028 70.532 1.00175.09 ATOM 102 N ASP B 352 60.059 30.406 68.898 1.00180.54 ATOM 103 CA ASP B 352 59.731 31.280 67.769 1.00188.03 ATOM 104 C ASP B 352 58.549 30.711 66.981 1.00181.47 ATOM 105 O ASP B 352 57.593 30.179 67.555 1.00167.53 ATOM 106 CB ASP B 352 60.966 31.418 66.853 1.00199.55 ATOM 107 CG ASP B 352 60.942 32.678 65.996 1.00211.84 ATOM 108 OD1 ASP B 352 60.137 32.747 65.043 1.00227.13 ATOM 109 OD2 ASP B 352 61.753 33.591 66.263 1.00209.94 ATOM 110 N THR B 369 42.330 37.469 68.131 1.00149.52 ATOM 111 CA THR B 369 43.685 37.942 68.412 1.00172.08 ATOM 112 C THR B 369 44.661 36.768 68.648 1.00177.86 ATOM 113 O THR B 369 45.007 36.453 69.789 1.00195.07 ATOM 114 CB THR B 369 43.695 38.909 69.627 1.00181.52 ATOM 115 OG1 THR B 369 42.717 39.937 69.436 1.00187.52 ATOM 116 CG2 THR B 369 45.064 39.565 69.821 1.00182.16 ATOM 117 N LEU B 370 45.087 36.121 67.560 1.00172.15 ATOM 118 CA LEU B 370 46.157 35.102 67.607 1.00166.43 ATOM 119 C LEU B 370 47.460 35.736 68.134 1.00184.71 ATOM 120 O LEU B 370 48.118 36.496 67.416 1.00183.00 ATOM 121 CB LEU B 370 46.364 34.461 66.210 1.00153.31 ATOM 122 CG LEU B 370 47.674 33.762 65.773 1.00142.87 ATOM 123 CD1 LEU B 370 48.095 32.614 66.691 1.00139.16 ATOM 124 CD2 LEU B 370 47.550 33.278 64.332 1.00127.43 ATOM 125 N THR B 371 47.800 35.440 69.394 1.00201.70 ATOM 126 CA THR B 371 49.014 35.966 70.048 1.00208.98 ATOM 127 C THR B 371 50.209 35.021 69.794 1.00214.39 ATOM 128 O THR B 371 50.636 34.261 70.674 1.00228.20 ATOM 129 CB THR B 371 48.793 36.215 71.570 1.00203.95 ATOM 130 OG1 THR B 371 47.545 36.889 71.784 1.00192.49 ATOM 131 CG2 THR B 371 49.906 37.080 72.148 1.00199.39 ATOM 132 N LEU B 372 50.734 35.086 68.571 1.00204.88 ATOM 133 CA LEU B 372 51.882 34.278 68.151 1.00198.45 ATOM 134 C LEU B 372 53.165 34.912 68.679 1.00207.05 ATOM 135 O LEU B 372 53.295 36.138 68.679 1.00221.36 ATOM 136 CB LEU B 372 51.933 34.193 66.622 1.00181.14 ATOM 137 CG LEU B 372 52.739 33.073 65.955 1.00172.33 ATOM 138 CD1 LEU B 372 52.394 33.058 64.472 1.00175.58 ATOM 139 CD2 LEU B 372 54.249 33.192 66.153 1.00166.92 ATOM 140 N ARG B 373 54.106 34.078 69.117 1.00207.06 ATOM 141 CA ARG B 373 55.419 34.542 69.566 1.00206.94 ATOM 142 C ARG B 373 56.518 34.170 68.564 1.00214.39 ATOM 143 O ARG B 373 56.865 32.993 68.429 1.00220.80 ATOM 144 CB ARG B 373 55.735 33.953 70.940 1.00196.00 ATOM 145 CG ARG B 373 56.938 34.587 71.614 1.00183.82 ATOM 146 CD ARG B 373 57.100 34.068 73.025 1.00178.34 ATOM 147 NE ARG B 373 57.969 34.930 73.829 1.00185.06 ATOM 148 CZ ARG B 373 57.582 35.984 74.557 1.00190.49 ATOM 149 NH1 ARG B 373 56.305 36.367 74.625 1.00192.80 ATOM 150 NH2 ARG B 373 58.498 36.675 75.236 1.00193.36 ATOM 151 N LYS B 374 57.049 35.176 67.864 1.00214.36 ATOM 152 CA LYS B 374 58.217 35.007 66.990 1.00200.44 ATOM 153 C LYS B 374 59.492 35.329 67.770 1.00173.11 ATOM 154 O LYS B 374 59.494 36.202 68.637 1.00133.77 ATOM 155 CB LYS B 374 58.120 35.904 65.746 1.00197.20 ATOM 156 CG LYS B 374 56.816 35.776 64.967 1.00187.26 ATOM 157 CD LYS B 374 56.914 36.258 63.519 1.00183.75 ATOM 158 CE LYS B 374 57.600 37.613 63.337 1.00185.11 ATOM 159 NZ LYS B 374 59.057 37.555 63.000 1.00181.83 ATOM 160 N ASN B 377 59.075 38.768 71.472 1.00176.23 ATOM 161 CA ASN B 377 58.060 39.802 71.283 1.00188.71 ATOM 162 C ASN B 377 56.844 39.181 70.576 1.00196.51 ATOM 163 O ASN B 377 56.998 38.328 69.690 1.00196.26 ATOM 164 CB ASN B 377 58.644 41.001 70.494 1.00189.19 ATOM 165 CG ASN B 377 58.244 42.361 71.075 1.00180.19 ATOM 166 OD1 ASN B 377 57.102 42.567 71.490 1.00184.33 ATOM 167 ND2 ASN B 377 59.190 43.300 71.097 1.00167.22 ATOM 168 N ASN B 378 55.647 39.617 70.975 1.00203.34 ATOM 169 CA ASN B 378 54.383 38.969 70.590 1.00206.54 ATOM 170 C ASN B 378 53.708 39.597 69.351 1.00204.60 ATOM 171 O ASN B 378 53.229 40.739 69.412 1.00196.37 ATOM 172 CB ASN B 378 53.401 38.985 71.779 1.00206.45 ATOM 173 CG ASN B 378 53.951 38.277 73.019 1.00193.80 ATOM 174 OD1 ASN B 378 55.101 38.475 73.405 1.00193.93 ATOM 175 ND2 ASN B 378 53.117 37.466 73.659 1.00181.58 ATOM 176 N LYS B 379 53.674 38.840 68.244 1.00196.97 ATOM 177 CA LYS B 379 52.978 39.241 67.006 1.00185.42 ATOM 178 C LYS B 379 51.482 38.914 67.081 1.00184.74 ATOM 179 O LYS B 379 51.049 37.837 66.655 1.00186.85 ATOM 180 CB LYS B 379 53.588 38.547 65.770 1.00173.73 ATOM 181 CG LYS B 379 55.053 38.835 65.486 1.00170.61 ATOM 182 CD LYS B 379 55.366 40.314 65.302 1.00170.81 ATOM 183 CE LYS B 379 56.864 40.560 65.207 1.00168.61 ATOM 184 NZ LYS B 379 57.233 41.904 65.724 1.00164.65 ATOM 185 N LEU B 380 50.700 39.855 67.615 1.00184.60 ATOM 186 CA LEU B 380 49.233 39.716 67.692 1.00177.44 ATOM 187 C LEU B 380 48.654 39.796 66.277 1.00163.90 ATOM 188 O LEU B 380 49.200 40.500 65.428 1.00160.96 ATOM 189 CB LEU B 380 48.595 40.793 68.603 1.00173.63 ATOM 190 CG LEU B 380 48.647 40.609 70.133 1.00161.45 ATOM 191 CD1 LEU B 380 50.087 40.569 70.632 1.00154.60 ATOM 192 CD2 LEU B 380 47.841 41.694 70.843 1.00149.64 ATOM 193 N ILE B 381 47.581 39.048 66.016 1.00159.04 ATOM 194 CA ILE B 381 46.917 39.070 64.699 1.00163.08 ATOM 195 C ILE B 381 45.405 39.257 64.905 1.00148.09 ATOM 196 O ILE B 381 44.605 38.343 64.737 1.00131.94 ATOM 197 CB ILE B 381 47.276 37.822 63.832 1.00171.26 ATOM 198 CG1 ILE B 381 48.813 37.670 63.714 1.00173.20 ATOM 199 CG2 ILE B 381 46.665 37.932 62.432 1.00173.11 ATOM 200 CD1 ILE B 381 49.302 36.457 62.943 1.00164.36 TER ATOM 1 N SER B 412 53.582 29.149 58.786 1.00193.18 ATOM 2 CA SER B 412 54.317 30.243 58.166 1.00185.10 ATOM 3 C SER B 412 53.352 31.318 57.641 1.00203.84 ATOM 4 O SER B 412 52.531 31.045 56.756 1.00206.26 ATOM 5 CB SER B 412 55.193 29.706 57.030 1.00170.10 ATOM 6 OG SER B 412 56.041 30.710 56.510 1.00162.28 ATOM 7 N LEU B 413 53.457 32.529 58.197 1.00214.49 ATOM 8 CA LEU B 413 52.642 33.684 57.787 1.00213.17 ATOM 9 C LEU B 413 53.479 34.726 57.006 1.00215.15 ATOM 10 O LEU B 413 53.357 35.937 57.230 1.00231.45 ATOM 11 CB LEU B 413 51.980 34.324 59.020 1.00208.18 ATOM 12 CG LEU B 413 50.971 33.477 59.813 1.00199.36 ATOM 13 CD1 LEU B 413 50.939 33.908 61.274 1.00196.27 ATOM 14 CD2 LEU B 413 49.572 33.539 59.210 1.00194.11 ATOM 15 N ALA B 414 54.334 34.244 56.098 1.00196.84 ATOM 16 CA ALA B 414 55.014 35.102 55.124 1.00178.40 ATOM 17 C ALA B 414 54.052 35.412 53.970 1.00189.64 ATOM 18 O ALA B 414 53.956 36.563 53.536 1.00189.94 ATOM 19 CB ALA B 414 56.282 34.436 54.608 1.00161.71 ATOM 20 N GLN B 415 53.338 34.384 53.491 1.00200.49 ATOM 21 CA GLN B 415 52.278 34.548 52.458 1.00195.08 ATOM 22 C GLN B 415 51.074 35.418 52.897 1.00192.72 ATOM 23 O GLN B 415 50.393 36.001 52.047 1.00197.08 ATOM 24 CB GLN B 415 51.800 33.193 51.847 1.00186.55 ATOM 25 CG GLN B 415 51.588 31.979 52.762 1.00180.63 ATOM 26 CD GLN B 415 50.548 32.187 53.854 1.00180.55 ATOM 27 OE1 GLN B 415 50.855 32.650 54.955 1.00171.76 ATOM 28 NE2 GLN B 415 49.313 31.810 53.561 1.00177.31 ATOM 29 N TYR B 416 50.834 35.500 54.208 1.00186.42 ATOM 30 CA TYR B 416 49.772 36.327 54.794 1.00177.97 ATOM 31 C TYR B 416 50.379 37.533 55.491 1.00150.83 ATOM 32 O TYR B 416 50.210 38.655 55.029 1.00137.46 ATOM 33 CB TYR B 416 48.969 35.480 55.780 1.00191.51 ATOM 34 CG TYR B 416 47.999 36.205 56.702 1.00202.09 ATOM 35 CD1 TYR B 416 46.685 36.496 56.293 1.00194.00 ATOM 36 CD2 TYR B 416 48.372 36.534 58.012 1.00200.49 ATOM 37 CE1 TYR B 416 45.788 37.121 57.153 1.00186.10 ATOM 38 CE2 TYR B 416 47.483 37.159 58.877 1.00194.50 ATOM 39 CZ TYR B 416 46.195 37.450 58.444 1.00188.88 ATOM 40 OH TYR B 416 45.313 38.065 59.293 1.00177.12 TER ATOM 1 N ASP B 440 45.186 13.017 89.254 1.00203.34 ATOM 2 CA ASP B 440 43.740 13.206 89.340 1.00205.13 ATOM 3 C ASP B 440 43.274 13.181 90.795 1.00204.35 ATOM 4 O ASP B 440 42.092 12.930 91.078 1.00203.13 ATOM 5 CB ASP B 440 43.011 12.125 88.515 1.00201.06 ATOM 6 CG ASP B 440 41.540 12.475 88.204 1.00193.11 ATOM 7 OD1 ASP B 440 41.088 13.619 88.455 1.00186.79 ATOM 8 OD2 ASP B 440 40.830 11.581 87.695 1.00175.44 ATOM 9 N ASN B 441 44.193 13.449 91.722 1.00204.79 ATOM 10 CA ASN B 441 43.819 13.545 93.128 1.00219.21 ATOM 11 C ASN B 441 43.038 14.829 93.390 1.00220.75 ATOM 12 O ASN B 441 42.191 14.857 94.287 1.00222.38 ATOM 13 CB ASN B 441 45.043 13.463 94.048 1.00218.68 ATOM 14 CG ASN B 441 44.707 12.890 95.423 1.00216.10 ATOM 15 OD1 ASN B 441 45.071 11.755 95.728 1.00214.44 ATOM 16 ND2 ASN B 441 44.009 13.663 96.254 1.00212.13 TER