HEADER SIGNALING PROTEIN 17-DEC-14 4XBM TITLE X-ray crystal structure of Notch ligand Delta-like 1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: Delta-like protein 1; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.20 ANGSTORMS DBREF 4XBM B 21 545 UNP O00548 DLL1_HUMAN 21 545 SEQRES 1 B 37 MET THR CYS ALA ASP GLY PRO CYS PHE ASN GLY GLY ARG SEQRES 2 B 37 CYS SER ASP SER PRO ASP GLY GLY TYR SER CYS ARG CYS SEQRES 3 B 37 PRO VAL GLY TYR SER GLY PHE ASN CYS GLU LYS ATOM 1 N MET B 368 33.172-107.587 -47.795 1.00110.01 ATOM 2 CA MET B 368 34.261-108.498 -47.456 1.00102.47 ATOM 3 C MET B 368 34.090-109.067 -46.046 1.00 96.91 ATOM 4 O MET B 368 34.019-108.320 -45.069 1.00 90.31 ATOM 5 CB MET B 368 35.608-107.777 -47.579 1.00104.36 ATOM 6 CG MET B 368 36.805-108.689 -47.811 1.00102.33 ATOM 7 SD MET B 368 36.843-109.406 -49.467 1.00110.71 ATOM 8 CE MET B 368 36.836-107.928 -50.480 1.00 99.37 ATOM 9 N THR B 369 34.018-110.393 -45.951 1.00101.64 ATOM 10 CA THR B 369 33.924-111.082 -44.666 1.00103.89 ATOM 11 C THR B 369 35.120-112.013 -44.474 1.00 89.87 ATOM 12 O THR B 369 35.960-112.138 -45.364 1.00 94.66 ATOM 13 CB THR B 369 32.623-111.902 -44.549 1.00107.94 ATOM 14 OG1 THR B 369 32.642-112.973 -45.502 1.00 97.76 ATOM 15 CG2 THR B 369 31.407-111.021 -44.800 1.00109.59 ATOM 16 N CYS B 370 35.192-112.671 -43.319 1.00 81.66 ATOM 17 CA CYS B 370 36.295-113.589 -43.029 1.00 97.43 ATOM 18 C CYS B 370 36.252-114.840 -43.906 1.00 97.06 ATOM 19 O CYS B 370 37.236-115.574 -43.996 1.00104.20 ATOM 20 CB CYS B 370 36.292-113.994 -41.551 1.00103.65 ATOM 21 SG CYS B 370 37.302-112.943 -40.471 1.00153.17 ATOM 22 N ALA B 371 35.113-115.079 -44.548 1.00102.76 ATOM 23 CA ALA B 371 34.973-116.209 -45.460 1.00 93.55 ATOM 24 C ALA B 371 35.740-115.953 -46.753 1.00 88.68 ATOM 25 O ALA B 371 36.204-116.888 -47.406 1.00 82.46 ATOM 26 CB ALA B 371 33.507-116.476 -45.756 1.00 94.62 ATOM 27 N ASP B 372 35.873-114.681 -47.114 1.00 86.99 ATOM 28 CA ASP B 372 36.605-114.297 -48.316 1.00 90.14 ATOM 29 C ASP B 372 38.099-114.185 -48.031 1.00 80.64 ATOM 30 O ASP B 372 38.899-113.939 -48.935 1.00 73.06 ATOM 31 CB ASP B 372 36.075-112.973 -48.869 1.00 90.82 ATOM 32 CG ASP B 372 34.577-112.994 -49.095 1.00100.02 ATOM 33 OD1 ASP B 372 34.014-114.094 -49.268 1.00 96.95 ATOM 34 OD2 ASP B 372 33.962-111.907 -49.100 1.00112.74 ATOM 35 N GLY B 373 38.460-114.368 -46.764 1.00 80.62 ATOM 36 CA GLY B 373 39.843-114.304 -46.324 1.00 84.73 ATOM 37 C GLY B 373 40.572-113.034 -46.722 1.00 75.66 ATOM 38 O GLY B 373 41.513-113.084 -47.513 1.00 74.88 ATOM 39 N PRO B 374 40.151-111.886 -46.165 1.00 70.67 ATOM 40 CA PRO B 374 40.741-110.591 -46.518 1.00 67.28 ATOM 41 C PRO B 374 42.171-110.440 -46.009 1.00 62.15 ATOM 42 O PRO B 374 42.884-109.533 -46.435 1.00 60.29 ATOM 43 CB PRO B 374 39.811-109.591 -45.831 1.00 61.54 ATOM 44 CG PRO B 374 39.301-110.328 -44.655 1.00 70.82 ATOM 45 CD PRO B 374 39.144-111.753 -45.099 1.00 69.24 ATOM 46 N CYS B 375 42.578-111.322 -45.104 1.00 64.34 ATOM 47 CA CYS B 375 43.925-111.283 -44.553 1.00 64.01 ATOM 48 C CYS B 375 44.880-112.097 -45.420 1.00 55.02 ATOM 49 O CYS B 375 44.712-113.306 -45.578 1.00 75.24 ATOM 50 CB CYS B 375 43.933-111.807 -43.116 1.00 79.55 ATOM 51 SG CYS B 375 42.564-111.216 -42.089 1.00109.21 ATOM 52 N PHE B 376 45.879-111.424 -45.979 1.00 49.30 ATOM 53 CA PHE B 376 46.836-112.061 -46.878 1.00 54.54 ATOM 54 C PHE B 376 48.023-112.669 -46.133 1.00 60.42 ATOM 55 O PHE B 376 48.176-112.476 -44.926 1.00 62.42 ATOM 56 CB PHE B 376 47.349-111.053 -47.911 1.00 51.17 ATOM 57 CG PHE B 376 46.325-110.650 -48.935 1.00 53.37 ATOM 58 CD1 PHE B 376 45.391-109.668 -48.655 1.00 74.18 ATOM 59 CD2 PHE B 376 46.312-111.243 -50.187 1.00 72.00 ATOM 60 CE1 PHE B 376 44.455-109.292 -49.601 1.00 84.67 ATOM 61 CE2 PHE B 376 45.378-110.871 -51.138 1.00 73.79 ATOM 62 CZ PHE B 376 44.449-109.895 -50.844 1.00 80.71 ATOM 63 N ASN B 377 48.850-113.405 -46.873 1.00 58.77 ATOM 64 CA ASN B 377 50.097-113.980 -46.370 1.00 51.59 ATOM 65 C ASN B 377 49.929-114.852 -45.126 1.00 59.07 ATOM 66 O ASN B 377 50.825-114.927 -44.284 1.00 60.35 ATOM 67 CB ASN B 377 51.106-112.865 -46.090 1.00 44.93 ATOM 68 CG ASN B 377 51.464-112.083 -47.338 1.00 57.92 ATOM 69 OD1 ASN B 377 51.461-112.622 -48.446 1.00 67.04 ATOM 70 ND2 ASN B 377 51.770-110.804 -47.166 1.00 54.83 ATOM 71 N GLY B 378 48.783-115.516 -45.023 1.00 56.61 ATOM 72 CA GLY B 378 48.541-116.454 -43.941 1.00 64.36 ATOM 73 C GLY B 378 48.070-115.805 -42.655 1.00 59.78 ATOM 74 O GLY B 378 48.131-116.409 -41.583 1.00 78.64 ATOM 75 N GLY B 379 47.598-114.568 -42.761 1.00 58.90 ATOM 76 CA GLY B 379 47.087-113.853 -41.607 1.00 65.47 ATOM 77 C GLY B 379 45.769-114.438 -41.141 1.00 64.74 ATOM 78 O GLY B 379 44.921-114.802 -41.957 1.00 74.81 ATOM 79 N ARG B 380 45.593-114.535 -39.827 1.00 66.37 ATOM 80 CA ARG B 380 44.368-115.102 -39.279 1.00 75.12 ATOM 81 C ARG B 380 43.259-114.061 -39.259 1.00 75.71 ATOM 82 O ARG B 380 43.430-112.963 -38.719 1.00 70.19 ATOM 83 CB ARG B 380 44.599-115.652 -37.872 1.00 84.97 ATOM 84 CG ARG B 380 43.429-116.468 -37.346 1.00103.49 ATOM 85 CD ARG B 380 43.724-117.066 -35.982 1.00121.61 ATOM 86 NE ARG B 380 42.635-117.923 -35.522 1.00141.13 ATOM 87 CZ ARG B 380 42.615-118.542 -34.346 1.00141.29 ATOM 88 NH1 ARG B 380 43.626-118.401 -33.501 1.00139.08 ATOM 89 NH2 ARG B 380 41.581-119.303 -34.015 1.00129.98 ATOM 90 N CYS B 381 42.125-114.416 -39.856 1.00 86.70 ATOM 91 CA CYS B 381 40.985-113.516 -39.937 1.00 75.90 ATOM 92 C CYS B 381 40.131-113.611 -38.685 1.00 82.83 ATOM 93 O CYS B 381 39.582-114.666 -38.368 1.00 91.34 ATOM 94 CB CYS B 381 40.137-113.820 -41.173 1.00 86.95 ATOM 95 SG CYS B 381 38.949-112.517 -41.593 1.00115.26 ATOM 96 N SER B 382 40.034-112.496 -37.974 1.00 85.77 ATOM 97 CA SER B 382 39.194-112.406 -36.794 1.00 94.98 ATOM 98 C SER B 382 38.006-111.496 -37.069 1.00 97.86 ATOM 99 O SER B 382 38.173-110.310 -37.354 1.00 90.41 ATOM 100 CB SER B 382 39.994-111.889 -35.600 1.00102.97 ATOM 101 OG SER B 382 39.167-111.746 -34.459 1.00116.68 ATOM 102 N ASP B 383 36.807-112.061 -36.993 1.00105.18 ATOM 103 CA ASP B 383 35.591-111.292 -37.196 1.00100.14 ATOM 104 C ASP B 383 35.481-110.203 -36.137 1.00108.78 ATOM 105 O ASP B 383 35.308-110.490 -34.953 1.00118.65 ATOM 106 CB ASP B 383 34.366-112.203 -37.156 1.00 99.02 ATOM 107 CG ASP B 383 33.437-111.975 -38.325 1.00111.56 ATOM 108 OD1 ASP B 383 32.616-111.038 -38.253 1.00129.39 ATOM 109 OD2 ASP B 383 33.529-112.729 -39.316 1.00100.84 ATOM 110 N SER B 384 35.492-108.948 -36.553 1.00112.61 ATOM 111 CA SER B 384 35.351-107.869 -35.585 1.00120.81 ATOM 112 C SER B 384 33.905-107.532 -35.280 1.00130.64 ATOM 113 O SER B 384 32.989-108.162 -35.793 1.00122.56 ATOM 114 CB SER B 384 36.091-106.614 -36.034 1.00117.00 ATOM 115 OG SER B 384 36.747-106.007 -34.935 1.00126.75 ATOM 116 N PRO B 385 33.726-106.529 -34.429 1.00136.10 ATOM 117 CA PRO B 385 32.417-106.115 -33.931 1.00131.39 ATOM 118 C PRO B 385 31.420-105.939 -35.052 1.00140.89 ATOM 119 O PRO B 385 31.536-105.011 -35.845 1.00148.56 ATOM 120 CB PRO B 385 32.718-104.757 -33.321 1.00 20.00 ATOM 121 CG PRO B 385 33.779-104.202 -34.213 1.00 20.00 ATOM 122 CD PRO B 385 34.545-105.365 -34.795 1.00 20.00 ATOM 123 N ASP B 386 30.441-106.827 -35.100 1.00133.99 ATOM 124 CA ASP B 386 29.443-106.819 -36.154 1.00140.00 ATOM 125 C ASP B 386 29.582-105.694 -37.174 1.00136.91 ATOM 126 O ASP B 386 29.529-104.512 -36.846 1.00123.30 ATOM 127 CB ASP B 386 28.043-106.827 -35.553 1.00132.41 ATOM 128 CG ASP B 386 27.715-108.138 -34.897 1.00126.91 ATOM 129 OD1 ASP B 386 28.626-108.980 -34.790 1.00126.17 ATOM 130 OD2 ASP B 386 26.553-108.329 -34.492 1.00130.26 ATOM 131 N GLY B 387 29.748-106.104 -38.423 1.00131.91 ATOM 132 CA GLY B 387 29.718-105.221 -39.573 1.00120.02 ATOM 133 C GLY B 387 31.089-104.992 -40.179 1.00125.41 ATOM 134 O GLY B 387 31.232-104.221 -41.127 1.00144.71 ATOM 135 N GLY B 388 32.100-105.662 -39.635 1.00105.74 ATOM 136 CA GLY B 388 33.458-105.491 -40.116 1.00 97.18 ATOM 137 C GLY B 388 34.366-106.655 -39.774 1.00 99.93 ATOM 138 O GLY B 388 33.925-107.655 -39.207 1.00110.77 ATOM 139 N TYR B 389 35.642-106.522 -40.122 1.00 85.47 ATOM 140 CA TYR B 389 36.613-107.576 -39.864 1.00 75.29 ATOM 141 C TYR B 389 37.934-107.016 -39.351 1.00 76.53 ATOM 142 O TYR B 389 38.181-105.812 -39.414 1.00 87.02 ATOM 143 CB TYR B 389 36.852-108.406 -41.131 1.00 74.08 ATOM 144 CG TYR B 389 37.556-107.666 -42.250 1.00 72.14 ATOM 145 CD1 TYR B 389 38.942-107.671 -42.347 1.00 74.64 ATOM 146 CD2 TYR B 389 36.835-106.976 -43.217 1.00 73.96 ATOM 147 CE1 TYR B 389 39.591-107.002 -43.365 1.00 69.00 ATOM 148 CE2 TYR B 389 37.478-106.305 -44.244 1.00 81.46 ATOM 149 CZ TYR B 389 38.857-106.323 -44.311 1.00 72.07 ATOM 150 OH TYR B 389 39.510-105.659 -45.324 1.00 78.68 ATOM 151 N SER B 390 38.778-107.905 -38.841 1.00 86.06 ATOM 152 CA SER B 390 40.113-107.541 -38.389 1.00 77.48 ATOM 153 C SER B 390 41.089-108.661 -38.716 1.00 78.21 ATOM 154 O SER B 390 40.695-109.820 -38.840 1.00 91.60 ATOM 155 CB SER B 390 40.120-107.251 -36.888 1.00 86.87 ATOM 156 OG SER B 390 41.439-107.020 -36.421 1.00 85.25 ATOM 157 N CYS B 391 42.363-108.316 -38.858 1.00 76.48 ATOM 158 CA CYS B 391 43.372-109.305 -39.215 1.00 72.84 ATOM 159 C CYS B 391 44.491-109.368 -38.190 1.00 74.31 ATOM 160 O CYS B 391 45.019-108.336 -37.778 1.00 85.99 ATOM 161 CB CYS B 391 43.968-108.996 -40.591 1.00 65.05 ATOM 162 SG CYS B 391 42.846-109.206 -41.990 1.00 86.07 ATOM 163 N ARG B 392 44.857-110.577 -37.776 1.00 72.87 ATOM 164 CA ARG B 392 46.093-110.738 -37.022 1.00 65.21 ATOM 165 C ARG B 392 47.162-111.268 -37.966 1.00 65.27 ATOM 166 O ARG B 392 47.019-112.350 -38.535 1.00 71.56 ATOM 167 CB ARG B 392 45.923-111.674 -35.825 1.00 70.09 ATOM 168 CG ARG B 392 47.106-111.590 -34.872 1.00 86.14 ATOM 169 CD ARG B 392 47.290-112.831 -34.014 1.00105.67 ATOM 170 NE ARG B 392 48.701-113.011 -33.672 1.00121.66 ATOM 171 CZ ARG B 392 49.164-113.922 -32.820 1.00126.58 ATOM 172 NH1 ARG B 392 48.327-114.744 -32.204 1.00142.17 ATOM 173 NH2 ARG B 392 50.467-114.007 -32.580 1.00114.85 ATOM 174 N CYS B 393 48.231-110.498 -38.135 1.00 61.36 ATOM 175 CA CYS B 393 49.247-110.812 -39.132 1.00 69.44 ATOM 176 C CYS B 393 50.340-111.735 -38.605 1.00 58.57 ATOM 177 O CYS B 393 50.639-111.730 -37.413 1.00 63.10 ATOM 178 CB CYS B 393 49.879-109.520 -39.654 1.00 71.57 ATOM 179 SG CYS B 393 48.735-108.431 -40.522 1.00102.70 ATOM 180 N PRO B 394 50.943-112.530 -39.503 1.00 57.89 ATOM 181 CA PRO B 394 52.099-113.371 -39.182 1.00 59.71 ATOM 182 C PRO B 394 53.294-112.552 -38.707 1.00 73.70 ATOM 183 O PRO B 394 53.245-111.322 -38.695 1.00 87.62 ATOM 184 CB PRO B 394 52.409-114.064 -40.512 1.00 65.16 ATOM 185 CG PRO B 394 51.123-114.041 -41.249 1.00 62.30 ATOM 186 CD PRO B 394 50.473-112.750 -40.880 1.00 67.70 ATOM 187 N VAL B 395 54.365-113.243 -38.336 1.00 80.32 ATOM 188 CA VAL B 395 55.515-112.615 -37.698 1.00 88.38 ATOM 189 C VAL B 395 56.258-111.606 -38.577 1.00 86.37 ATOM 190 O VAL B 395 56.966-110.741 -38.063 1.00102.17 ATOM 191 CB VAL B 395 56.522-113.683 -37.230 1.00 95.36 ATOM 192 CG1 VAL B 395 55.948-114.476 -36.064 1.00 88.49 ATOM 193 CG2 VAL B 395 56.883-114.609 -38.382 1.00 88.41 ATOM 194 N GLY B 396 56.098-111.708 -39.893 1.00 69.31 ATOM 195 CA GLY B 396 56.878-110.883 -40.801 1.00 82.02 ATOM 196 C GLY B 396 56.108-109.915 -41.681 1.00 71.42 ATOM 197 O GLY B 396 56.648-109.406 -42.664 1.00 72.99 ATOM 198 N TYR B 397 54.852-109.651 -41.333 1.00 63.27 ATOM 199 CA TYR B 397 54.009-108.777 -42.144 1.00 72.11 ATOM 200 C TYR B 397 53.270-107.758 -41.281 1.00 74.34 ATOM 201 O TYR B 397 52.720-108.095 -40.234 1.00 68.33 ATOM 202 CB TYR B 397 53.029-109.612 -42.969 1.00 63.74 ATOM 203 CG TYR B 397 53.726-110.604 -43.875 1.00 59.84 ATOM 204 CD1 TYR B 397 54.212-110.216 -45.117 1.00 61.36 ATOM 205 CD2 TYR B 397 53.918-111.921 -43.479 1.00 65.18 ATOM 206 CE1 TYR B 397 54.859-111.116 -45.946 1.00 55.79 ATOM 207 CE2 TYR B 397 54.565-112.828 -44.301 1.00 58.69 ATOM 208 CZ TYR B 397 55.033-112.419 -45.533 1.00 58.12 ATOM 209 OH TYR B 397 55.676-113.314 -46.357 1.00 73.58 ATOM 210 N SER B 398 53.259-106.508 -41.733 1.00 70.14 ATOM 211 CA SER B 398 52.827-105.399 -40.890 1.00 81.85 ATOM 212 C SER B 398 51.563-104.699 -41.385 1.00 88.99 ATOM 213 O SER B 398 51.078-103.768 -40.743 1.00103.44 ATOM 214 CB SER B 398 53.961-104.377 -40.766 1.00102.95 ATOM 215 OG SER B 398 54.327-103.866 -42.038 1.00 96.20 ATOM 216 N GLY B 399 51.026-105.145 -42.515 1.00 64.45 ATOM 217 CA GLY B 399 49.854-104.506 -43.089 1.00 64.82 ATOM 218 C GLY B 399 48.587-104.680 -42.269 1.00 61.86 ATOM 219 O GLY B 399 48.564-105.426 -41.292 1.00 75.75 ATOM 220 N PHE B 400 47.531-103.976 -42.662 1.00 68.65 ATOM 221 CA PHE B 400 46.220-104.151 -42.048 1.00 74.52 ATOM 222 C PHE B 400 45.566-105.417 -42.580 1.00 72.77 ATOM 223 O PHE B 400 44.889-106.142 -41.848 1.00 68.20 ATOM 224 CB PHE B 400 45.329-102.942 -42.316 1.00 72.03 ATOM 225 CG PHE B 400 43.889-103.164 -41.960 1.00 68.80 ATOM 226 CD1 PHE B 400 43.477-103.135 -40.640 1.00 82.53 ATOM 227 CD2 PHE B 400 42.945-103.392 -42.948 1.00 75.46 ATOM 228 CE1 PHE B 400 42.152-103.334 -40.311 1.00 86.62 ATOM 229 CE2 PHE B 400 41.619-103.592 -42.626 1.00 77.07 ATOM 230 CZ PHE B 400 41.221-103.562 -41.305 1.00 70.93 ATOM 231 N ASN B 401 45.762-105.656 -43.873 1.00 70.22 ATOM 232 CA ASN B 401 45.408-106.925 -44.490 1.00 61.01 ATOM 233 C ASN B 401 46.649-107.800 -44.614 1.00 56.72 ATOM 234 O ASN B 401 46.658-108.772 -45.370 1.00 66.09 ATOM 235 CB ASN B 401 44.778-106.715 -45.869 1.00 62.69 ATOM 236 CG ASN B 401 43.581-105.787 -45.832 1.00 66.40 ATOM 237 OD1 ASN B 401 42.516-106.145 -45.330 1.00 71.16 ATOM 238 ND2 ASN B 401 43.747-104.592 -46.382 1.00 67.07 ATOM 239 N CYS B 402 47.695-107.434 -43.874 1.00 54.95 ATOM 240 CA CYS B 402 48.966-108.158 -43.877 1.00 63.36 ATOM 241 C CYS B 402 49.568-108.221 -45.278 1.00 60.64 ATOM 242 O CYS B 402 50.042-109.270 -45.717 1.00 60.72 ATOM 243 CB CYS B 402 48.781-109.571 -43.318 1.00 60.09 ATOM 244 SG CYS B 402 47.768-109.658 -41.827 1.00 62.76 ATOM 245 N GLU B 403 49.551-107.089 -45.972 1.00 64.83 ATOM 246 CA GLU B 403 49.977-107.047 -47.363 1.00 60.42 ATOM 247 C GLU B 403 51.410-106.544 -47.510 1.00 57.11 ATOM 248 O GLU B 403 52.012-106.664 -48.578 1.00 65.92 ATOM 249 CB GLU B 403 49.025-106.170 -48.182 1.00 69.27 ATOM 250 CG GLU B 403 49.109-104.673 -47.893 1.00 83.07 ATOM 251 CD GLU B 403 48.331-104.250 -46.658 1.00 74.64 ATOM 252 OE1 GLU B 403 47.633-105.097 -46.062 1.00 79.94 ATOM 253 OE2 GLU B 403 48.419-103.060 -46.286 1.00 80.43 ATOM 254 N LYS B 404 51.956-105.991 -46.432 1.00 52.76 ATOM 255 CA LYS B 404 53.289-105.401 -46.471 1.00 58.70 ATOM 256 C LYS B 404 54.277-106.169 -45.604 1.00 62.90 ATOM 257 O LYS B 404 53.949-106.573 -44.489 1.00 68.43 ATOM 258 CB LYS B 404 53.235-103.938 -46.020 1.00 75.02 ATOM 259 CG LYS B 404 52.338-103.052 -46.870 1.00 76.60 ATOM 260 CD LYS B 404 52.332-101.618 -46.363 1.00 83.39 ATOM 261 CE LYS B 404 51.440-100.726 -47.216 1.00 94.97 ATOM 262 NZ LYS B 404 50.020-101.180 -47.236 1.00 88.11 TER