HEADER LIGASE 31-DEC-69 7LPS TITLE Crystal structure of DDB1-CRBN-ALV1 complex bound to Helios (IKZF2 TITLE 2 ZF2) COMPND MOL_ID: 2; COMPND 2 MOLECULE: Protein cereblon; COMPND 3 CHAIN: B, E, H, K; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 3; COMPND 6 Zinc finger protein Helios; COMPND 7 CHAIN: C, F, I, L; COMPND 8 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.78 ANGSTORMS DBREF 7LPS K 47 436 UNP Q96SW2 CRBN_HUMAN 47 436 DBREF 7LPS L 136 164 UNP Q9UKS7 IKZF2_HUMAN 136 164 SEQRES 1 L 28 GLU ARG PRO PHE HIS CYS ASN GLN CYS GLY ALA SER PHE SEQRES 2 L 28 THR GLN LYS GLY ASN LEU LEU ARG HIS ILE LYS LEU HIS SEQRES 3 L 28 SER GLY ATOM 1 N GLU L 2 35.251 48.138 159.326 1.00132.91 ATOM 2 CA GLU L 2 34.730 47.350 158.211 1.00126.31 ATOM 3 C GLU L 2 34.880 48.026 156.837 1.00129.89 ATOM 4 O GLU L 2 34.536 47.410 155.827 1.00127.28 ATOM 5 CB GLU L 2 33.263 46.970 158.459 1.00133.52 ATOM 6 CG GLU L 2 32.339 48.162 158.624 1.00141.66 ATOM 7 CD GLU L 2 30.862 47.819 158.644 1.00147.92 ATOM 8 OE1 GLU L 2 30.496 46.729 158.147 1.00141.39 ATOM 9 OE2 GLU L 2 30.068 48.650 159.139 1.00142.90 ATOM 10 N ARG L 3 35.394 49.276 156.800 1.00134.04 ATOM 11 CA ARG L 3 35.591 50.078 155.590 1.00130.27 ATOM 12 C ARG L 3 34.286 50.302 154.819 1.00121.48 ATOM 13 O ARG L 3 34.047 49.652 153.804 1.00120.11 ATOM 14 CB ARG L 3 36.690 49.484 154.691 1.00129.37 ATOM 15 CG ARG L 3 38.006 49.249 155.423 1.00126.82 ATOM 16 CD ARG L 3 39.041 48.570 154.546 1.00120.38 ATOM 17 NE ARG L 3 39.810 49.529 153.752 1.00128.77 ATOM 18 CZ ARG L 3 40.981 50.042 154.120 1.00132.21 ATOM 19 NH1 ARG L 3 41.610 50.906 153.335 1.00123.04 ATOM 20 NH2 ARG L 3 41.531 49.695 155.278 1.00136.59 ATOM 21 N PRO L 4 33.431 51.227 155.284 1.00124.22 ATOM 22 CA PRO L 4 32.150 51.450 154.598 1.00114.53 ATOM 23 C PRO L 4 32.189 52.479 153.468 1.00116.28 ATOM 24 O PRO L 4 31.304 52.474 152.617 1.00121.81 ATOM 25 CB PRO L 4 31.228 51.897 155.731 1.00117.88 ATOM 26 CG PRO L 4 32.143 52.542 156.733 1.00134.03 ATOM 27 CD PRO L 4 33.553 52.065 156.492 1.00133.52 ATOM 28 N PHE L 5 33.183 53.372 153.462 1.00115.33 ATOM 29 CA PHE L 5 33.295 54.392 152.422 1.00115.14 ATOM 30 C PHE L 5 33.990 53.796 151.205 1.00107.39 ATOM 31 O PHE L 5 35.163 53.456 151.302 1.00114.40 ATOM 32 CB PHE L 5 34.110 55.588 152.938 1.00122.01 ATOM 33 CG PHE L 5 33.536 56.260 154.161 1.00115.55 ATOM 34 CD1 PHE L 5 32.560 57.233 154.042 1.00107.29 ATOM 35 CD2 PHE L 5 33.987 55.933 155.427 1.00114.76 ATOM 36 CE1 PHE L 5 32.036 57.853 155.166 1.00105.72 ATOM 37 CE2 PHE L 5 33.467 56.561 156.548 1.00116.55 ATOM 38 CZ PHE L 5 32.495 57.517 156.412 1.00111.51 ATOM 39 N HIS L 6 33.293 53.672 150.063 1.00101.61 ATOM 40 CA HIS L 6 33.913 53.096 148.867 1.00 99.99 ATOM 41 C HIS L 6 33.929 54.035 147.668 1.00105.32 ATOM 42 O HIS L 6 33.080 54.917 147.557 1.00113.25 ATOM 43 CB HIS L 6 33.271 51.763 148.488 1.00101.10 ATOM 44 CG HIS L 6 33.136 50.800 149.620 1.00105.41 ATOM 45 ND1 HIS L 6 31.955 50.682 150.325 1.00106.80 ATOM 46 CD2 HIS L 6 34.032 49.919 150.116 1.00116.93 ATOM 47 CE1 HIS L 6 32.171 49.743 151.231 1.00118.62 ATOM 48 NE2 HIS L 6 33.408 49.254 151.142 1.00129.29 ATOM 49 N CYS L 7 34.894 53.831 146.762 1.00 92.17 ATOM 50 CA CYS L 7 35.065 54.646 145.565 1.00 96.05 ATOM 51 C CYS L 7 34.135 54.191 144.457 1.00 91.61 ATOM 52 O CYS L 7 34.199 53.040 144.049 1.00 93.46 ATOM 53 CB CYS L 7 36.523 54.630 145.113 1.00 96.98 ATOM 54 SG CYS L 7 36.839 55.509 143.558 1.00 79.00 ATOM 55 N ASN L 8 33.299 55.099 143.942 1.00 99.20 ATOM 56 CA ASN L 8 32.355 54.796 142.867 1.00102.54 ATOM 57 C ASN L 8 33.053 54.310 141.597 1.00101.41 ATOM 58 O ASN L 8 32.531 53.439 140.910 1.00 97.92 ATOM 59 CB ASN L 8 31.520 56.030 142.525 1.00109.40 ATOM 60 CG ASN L 8 30.610 56.494 143.632 1.00110.22 ATOM 61 OD1 ASN L 8 30.911 56.351 144.822 1.00101.04 ATOM 62 ND2 ASN L 8 29.476 57.074 143.262 1.00116.14 ATOM 63 N GLN L 9 34.232 54.872 141.294 1.00103.39 ATOM 64 CA GLN L 9 35.003 54.559 140.092 1.00 99.42 ATOM 65 C GLN L 9 35.659 53.167 140.080 1.00 91.70 ATOM 66 O GLN L 9 35.456 52.417 139.129 1.00 89.17 ATOM 67 CB GLN L 9 36.058 55.656 139.840 1.00105.42 ATOM 68 CG GLN L 9 36.893 55.449 138.579 1.00105.99 ATOM 69 CD GLN L 9 36.634 56.501 137.528 1.00113.97 ATOM 70 OE1 GLN L 9 35.614 57.201 137.537 1.00106.96 ATOM 71 NE2 GLN L 9 37.555 56.631 136.586 1.00130.34 ATOM 72 N CYS L 10 36.458 52.829 141.103 1.00 97.22 ATOM 73 CA CYS L 10 37.184 51.560 141.133 1.00 98.90 ATOM 74 C CYS L 10 36.669 50.572 142.177 1.00 96.97 ATOM 75 O CYS L 10 36.736 49.364 141.967 1.00 97.37 ATOM 76 CB CYS L 10 38.679 51.811 141.300 1.00100.32 ATOM 77 SG CYS L 10 39.158 52.384 142.950 1.00100.02 ATOM 78 N GLY L 11 36.178 51.083 143.291 1.00 98.72 ATOM 79 CA GLY L 11 35.661 50.241 144.361 1.00101.82 ATOM 80 C GLY L 11 36.583 50.123 145.554 1.00 95.28 ATOM 81 O GLY L 11 36.498 49.155 146.304 1.00 92.96 ATOM 82 N ALA L 12 37.456 51.113 145.754 1.00 89.83 ATOM 83 CA ALA L 12 38.407 51.092 146.857 1.00 98.63 ATOM 84 C ALA L 12 37.734 51.264 148.209 1.00104.42 ATOM 85 O ALA L 12 37.052 52.257 148.439 1.00109.01 ATOM 86 CB ALA L 12 39.471 52.157 146.654 1.00 98.94 ATOM 87 N SER L 13 37.910 50.276 149.094 1.00108.08 ATOM 88 CA SER L 13 37.330 50.296 150.430 1.00119.41 ATOM 89 C SER L 13 38.161 51.192 151.339 1.00115.21 ATOM 90 O SER L 13 39.383 51.082 151.345 1.00108.28 ATOM 91 CB SER L 13 37.290 48.885 151.006 1.00129.22 ATOM 92 OG SER L 13 36.640 47.984 150.124 1.00132.18 ATOM 93 N PHE L 14 37.502 52.071 152.106 1.00116.37 ATOM 94 CA PHE L 14 38.172 52.996 153.018 1.00113.80 ATOM 95 C PHE L 14 37.481 53.072 154.365 1.00115.40 ATOM 96 O PHE L 14 36.255 53.125 154.436 1.00116.85 ATOM 97 CB PHE L 14 38.263 54.402 152.412 1.00110.09 ATOM 98 CG PHE L 14 39.237 54.488 151.268 1.00103.39 ATOM 99 CD1 PHE L 14 40.585 54.253 151.468 1.00104.60 ATOM 100 CD2 PHE L 14 38.804 54.780 149.990 1.00100.53 ATOM 101 CE1 PHE L 14 41.479 54.312 150.410 1.00 96.75 ATOM 102 CE2 PHE L 14 39.701 54.848 148.938 1.00101.66 ATOM 103 CZ PHE L 14 41.032 54.606 149.152 1.00 98.50 ATOM 104 N THR L 15 38.273 53.125 155.433 1.00117.16 ATOM 105 CA THR L 15 37.762 53.209 156.796 1.00118.49 ATOM 106 C THR L 15 37.193 54.603 157.091 1.00119.12 ATOM 107 O THR L 15 36.214 54.727 157.824 1.00119.65 ATOM 108 CB THR L 15 38.875 52.843 157.798 1.00120.65 ATOM 109 OG1 THR L 15 39.549 51.654 157.374 1.00124.31 ATOM 110 CG2 THR L 15 38.352 52.656 159.212 1.00114.78 ATOM 111 N GLN L 16 37.794 55.651 156.514 1.00116.17 ATOM 112 CA GLN L 16 37.358 57.023 156.769 1.00117.65 ATOM 113 C GLN L 16 36.953 57.786 155.505 1.00105.95 ATOM 114 O GLN L 16 37.356 57.420 154.403 1.00100.15 ATOM 115 CB GLN L 16 38.441 57.788 157.547 1.00128.76 ATOM 116 CG GLN L 16 38.576 57.327 158.989 1.00140.16 ATOM 117 CD GLN L 16 39.858 57.799 159.622 1.00153.05 ATOM 118 OE1 GLN L 16 40.873 58.014 158.953 1.00155.62 ATOM 119 NE2 GLN L 16 39.845 57.955 160.934 1.00151.91 ATOM 120 N LYS L 17 36.143 58.844 155.670 1.00107.53 ATOM 121 CA LYS L 17 35.664 59.675 154.564 1.00105.83 ATOM 122 C LYS L 17 36.782 60.528 153.950 1.00106.45 ATOM 123 O LYS L 17 36.782 60.772 152.745 1.00 96.76 ATOM 124 CB LYS L 17 34.496 60.559 155.028 1.00113.13 ATOM 125 CG LYS L 17 33.707 61.180 153.883 1.00110.72 ATOM 126 CD LYS L 17 32.396 61.786 154.356 1.00108.21 ATOM 127 CE LYS L 17 31.646 62.425 153.211 1.00107.85 ATOM 128 NZ LYS L 17 30.320 62.937 153.634 1.00 98.04 ATOM 129 N GLY L 18 37.724 60.963 154.780 1.00122.26 ATOM 130 CA GLY L 18 38.861 61.760 154.334 1.00123.71 ATOM 131 C GLY L 18 39.780 60.992 153.407 1.00109.05 ATOM 132 O GLY L 18 40.354 61.565 152.479 1.00103.53 ATOM 133 N ASN L 19 39.908 59.680 153.645 1.00101.91 ATOM 134 CA ASN L 19 40.719 58.796 152.815 1.00103.45 ATOM 135 C ASN L 19 40.106 58.645 151.423 1.00104.28 ATOM 136 O ASN L 19 40.825 58.611 150.426 1.00100.52 ATOM 137 CB ASN L 19 40.861 57.425 153.473 1.00110.97 ATOM 138 CG ASN L 19 41.442 57.478 154.859 1.00107.92 ATOM 139 OD1 ASN L 19 42.096 58.451 155.250 1.00107.27 ATOM 140 ND2 ASN L 19 41.218 56.426 155.631 1.00114.40 ATOM 141 N LEU L 20 38.775 58.559 151.365 1.00100.90 ATOM 142 CA LEU L 20 38.031 58.411 150.127 1.00 99.30 ATOM 143 C LEU L 20 38.042 59.691 149.291 1.00 96.68 ATOM 144 O LEU L 20 38.265 59.622 148.083 1.00 94.29 ATOM 145 CB LEU L 20 36.590 57.980 150.439 1.00 96.88 ATOM 146 CG LEU L 20 35.665 57.829 149.245 1.00 89.60 ATOM 147 CD1 LEU L 20 36.190 56.792 148.287 1.00 90.07 ATOM 148 CD2 LEU L 20 34.259 57.487 149.688 1.00 88.58 ATOM 149 N LEU L 21 37.831 60.856 149.928 1.00 97.13 ATOM 150 CA LEU L 21 37.813 62.147 149.234 1.00 97.17 ATOM 151 C LEU L 21 39.136 62.474 148.541 1.00103.27 ATOM 152 O LEU L 21 39.147 63.168 147.525 1.00 96.08 ATOM 153 CB LEU L 21 37.419 63.282 150.191 1.00102.96 ATOM 154 CG LEU L 21 35.976 63.268 150.692 1.00 96.80 ATOM 155 CD1 LEU L 21 35.746 64.353 151.707 1.00109.71 ATOM 156 CD2 LEU L 21 35.001 63.404 149.543 1.00 86.97 ATOM 157 N ARG L 22 40.245 61.980 149.088 1.00108.14 ATOM 158 CA ARG L 22 41.556 62.203 148.500 1.00103.74 ATOM 159 C ARG L 22 41.766 61.235 147.333 1.00 95.75 ATOM 160 O ARG L 22 42.257 61.644 146.284 1.00 99.55 ATOM 161 CB ARG L 22 42.636 62.032 149.572 1.00103.81 ATOM 162 CG ARG L 22 44.065 62.060 149.060 1.00101.70 ATOM 163 CD ARG L 22 45.018 61.502 150.095 1.00111.44 ATOM 164 NE ARG L 22 44.772 60.082 150.357 1.00119.38 ATOM 165 CZ ARG L 22 44.180 59.606 151.448 1.00121.21 ATOM 166 NH1 ARG L 22 43.800 60.434 152.417 1.00122.12 ATOM 167 NH2 ARG L 22 43.997 58.302 151.602 1.00117.15 ATOM 168 N HIS L 23 41.357 59.966 147.502 1.00 90.44 ATOM 169 CA HIS L 23 41.471 58.922 146.483 1.00 94.74 ATOM 170 C HIS L 23 40.686 59.254 145.211 1.00 95.54 ATOM 171 O HIS L 23 41.136 58.922 144.117 1.00 94.25 ATOM 172 CB HIS L 23 41.041 57.568 147.064 1.00 99.18 ATOM 173 CG HIS L 23 40.920 56.464 146.056 1.00 96.40 ATOM 174 ND1 HIS L 23 42.035 55.879 145.484 1.00 95.14 ATOM 175 CD2 HIS L 23 39.812 55.882 145.545 1.00 95.28 ATOM 176 CE1 HIS L 23 41.571 54.960 144.652 1.00 91.72 ATOM 177 NE2 HIS L 23 40.240 54.925 144.655 1.00 89.64 ATOM 178 N ILE L 24 39.535 59.923 145.351 1.00 92.96 ATOM 179 CA ILE L 24 38.703 60.345 144.220 1.00 90.90 ATOM 180 C ILE L 24 39.458 61.357 143.346 1.00 94.32 ATOM 181 O ILE L 24 39.383 61.306 142.118 1.00 95.62 ATOM 182 CB ILE L 24 37.363 60.920 144.756 1.00 90.27 ATOM 183 CG1 ILE L 24 36.474 59.799 145.319 1.00 91.14 ATOM 184 CG2 ILE L 24 36.612 61.735 143.699 1.00 81.63 ATOM 185 CD1 ILE L 24 35.341 60.288 146.180 1.00 88.88 ATOM 186 N LYS L 25 40.212 62.248 143.984 1.00101.34 ATOM 187 CA LYS L 25 40.988 63.269 143.291 1.00115.18 ATOM 188 C LYS L 25 42.171 62.696 142.493 1.00117.64 ATOM 189 O LYS L 25 42.642 63.338 141.555 1.00123.13 ATOM 190 CB LYS L 25 41.454 64.331 144.286 1.00114.88 ATOM 191 CG LYS L 25 40.293 65.064 144.939 1.00117.45 ATOM 192 CD LYS L 25 40.776 65.951 146.068 1.00117.54 ATOM 193 CE LYS L 25 39.655 66.749 146.677 1.00127.47 ATOM 194 NZ LYS L 25 38.565 65.867 147.158 1.00126.63 ATOM 195 N LEU L 26 42.636 61.490 142.852 1.00107.24 ATOM 196 CA LEU L 26 43.717 60.805 142.144 1.00104.49 ATOM 197 C LEU L 26 43.253 60.354 140.751 1.00108.24 ATOM 198 O LEU L 26 44.057 60.335 139.822 1.00112.38 ATOM 199 CB LEU L 26 44.210 59.599 142.946 1.00104.60 ATOM 200 CG LEU L 26 45.260 59.893 144.013 1.00 96.49 ATOM 201 CD1 LEU L 26 45.281 58.811 145.054 1.00 89.21 ATOM 202 CD2 LEU L 26 46.610 60.204 143.405 1.00 96.50 ATOM 203 N HIS L 27 41.964 59.997 140.605 1.00106.64 ATOM 204 CA HIS L 27 41.398 59.599 139.313 1.00111.79 ATOM 205 C HIS L 27 41.271 60.804 138.366 1.00113.90 ATOM 206 O HIS L 27 41.334 60.630 137.151 1.00118.55 ATOM 207 CB HIS L 27 40.018 58.949 139.494 1.00109.06 ATOM 208 CG HIS L 27 39.990 57.847 140.504 1.00 98.58 ATOM 209 ND1 HIS L 27 40.657 56.655 140.291 1.00 93.90 ATOM 210 CD2 HIS L 27 39.344 57.781 141.690 1.00 95.26 ATOM 211 CE1 HIS L 27 40.417 55.915 141.361 1.00 88.58 ATOM 212 NE2 HIS L 27 39.632 56.551 142.230 1.00 86.50 ATOM 213 N SER L 28 41.072 62.017 138.921 1.00116.41 ATOM 214 CA SER L 28 40.944 63.257 138.154 1.00130.32 ATOM 215 C SER L 28 42.254 63.585 137.421 1.00146.02 ATOM 216 O SER L 28 42.223 64.060 136.287 1.00151.39 ATOM 217 CB SER L 28 40.570 64.421 139.069 1.00124.93 ATOM 218 OG SER L 28 39.555 64.090 140.004 1.00117.24 ATOM 219 N GLY L 29 43.385 63.332 138.078 1.00138.81 ATOM 220 CA GLY L 29 44.709 63.561 137.513 1.00130.43 ATOM 221 C GLY L 29 45.053 65.015 137.277 1.00134.10 ATOM 222 O GLY L 29 45.720 65.343 136.294 1.00134.75 ATOM 223 N RN9 L 34.265 46.556 141.287 1.00 99.35 ATOM 224 C RN9 L 33.560 45.842 142.292 1.00105.93 ATOM 225 O RN9 L 33.547 44.671 142.461 1.00109.63 ATOM 226 C1 RN9 L 35.114 45.994 140.248 1.00 91.59 ATOM 227 C10 RN9 L 31.100 48.974 146.485 1.00117.24 ATOM 228 C11 RN9 L 30.985 47.874 147.553 1.00118.22 ATOM 229 C12 RN9 L 29.572 47.339 147.830 1.00118.93 ATOM 230 C13 RN9 L 28.644 47.671 146.668 1.00116.42 ATOM 231 C14 RN9 L 27.024 49.493 145.737 1.00119.39 ATOM 232 C15 RN9 L 27.109 50.878 145.715 1.00127.90 ATOM 233 C16 RN9 L 26.420 51.630 144.803 1.00122.70 ATOM 234 C17 RN9 L 25.648 51.002 143.855 1.00118.28 ATOM 235 C18 RN9 L 24.884 51.873 142.887 1.00 99.90 ATOM 236 C19 RN9 L 25.587 49.606 143.838 1.00125.42 ATOM 237 C2 RN9 L 34.203 45.044 139.470 1.00 99.76 ATOM 238 C20 RN9 L 26.300 48.844 144.758 1.00119.14 ATOM 239 C21 RN9 L 30.730 50.285 146.762 1.00121.12 ATOM 240 C22 RN9 L 30.877 51.279 145.809 1.00119.55 ATOM 241 C23 RN9 L 31.460 50.969 144.593 1.00115.34 ATOM 242 C24 RN9 L 32.779 46.866 143.111 1.00103.82 ATOM 243 C3 RN9 L 35.953 43.299 139.417 1.00 93.14 ATOM 244 C4 RN9 L 36.979 44.248 140.054 1.00 94.87 ATOM 245 C5 RN9 L 36.360 45.378 140.912 1.00 93.96 ATOM 246 C6 RN9 L 33.955 47.935 141.395 1.00100.42 ATOM 247 C7 RN9 L 33.031 48.109 142.611 1.00107.30 ATOM 248 C8 RN9 L 31.883 49.672 144.333 1.00107.98 ATOM 249 C9 RN9 L 31.716 48.683 145.285 1.00107.79 ATOM 250 N1 RN9 L 34.600 43.715 139.126 1.00 97.15 ATOM 251 N2 RN9 L 32.478 49.387 143.035 1.00108.80 ATOM 252 N3 RN9 L 27.855 48.887 146.760 1.00112.59 ATOM 253 O1 RN9 L 36.255 42.193 139.123 1.00 92.77 ATOM 254 O2 RN9 L 33.120 45.413 139.156 1.00106.32 ATOM 255 O3 RN9 L 28.610 46.964 145.729 1.00119.39 ATOM 256 O4 RN9 L 34.388 48.800 140.703 1.00 93.34 ATOM 257 CL RN9 L 24.632 48.807 142.563 1.00140.83 ATOM 258 ZN ZN L 38.693 54.508 142.875 1.00 83.73 TER