HEADER HYDROLASE/HORMONE 31-DEC-69 6BFC TITLE Cryo-EM structure of human insulin degrading enzyme in complex with TITLE 2 insulin COMPND MOL_ID: 2; COMPND 2 MOLECULE: Insulin; COMPND 3 CHAIN: a, b; COMPND 4 ENGINEERED: YES; EXPDTA ELECTRON MICROSCOPY DBREF 6BFC a -23 61 UNP P01308 INS_HUMAN 1 110 SEQRES 1 a 21 PHE VAL ASN GLN HIS LEU CYS GLY SER HIS LEU VAL GLU SEQRES 2 a 21 ALA LEU TYR LEU VAL CYS GLY GLU SEQRES 1 a 6 GLU GLN CYS CYS THR SER ATOM 1 N PHE a 1 161.464 169.826 158.930 1.00 80.58 ATOM 2 CA PHE a 1 161.963 170.922 158.105 1.00 80.58 ATOM 3 C PHE a 1 162.814 170.401 156.947 1.00 80.58 ATOM 4 O PHE a 1 163.384 169.309 157.038 1.00 80.58 ATOM 5 CB PHE a 1 162.738 171.938 158.958 1.00 80.58 ATOM 6 CG PHE a 1 163.976 171.390 159.617 1.00 80.58 ATOM 7 CD1 PHE a 1 163.901 170.760 160.848 1.00 80.58 ATOM 8 CD2 PHE a 1 165.223 171.551 159.031 1.00 80.58 ATOM 9 CE1 PHE a 1 165.039 170.268 161.465 1.00 80.58 ATOM 10 CE2 PHE a 1 166.366 171.060 159.643 1.00 80.58 ATOM 11 CZ PHE a 1 166.271 170.419 160.862 1.00 80.58 ATOM 12 N VAL a 2 162.806 171.170 155.850 1.00 81.05 ATOM 13 CA VAL a 2 163.538 170.837 154.627 1.00 81.05 ATOM 14 C VAL a 2 165.018 170.635 154.922 1.00 81.05 ATOM 15 O VAL a 2 165.655 171.466 155.581 1.00 81.05 ATOM 16 CB VAL a 2 163.315 171.943 153.583 1.00 81.05 ATOM 17 CG1 VAL a 2 164.082 171.659 152.303 1.00 81.05 ATOM 18 CG2 VAL a 2 161.834 172.109 153.298 1.00 81.05 ATOM 19 N ASN a 3 165.576 169.534 154.422 1.00 85.16 ATOM 20 CA ASN a 3 166.977 169.203 154.654 1.00 85.16 ATOM 21 C ASN a 3 167.897 170.002 153.735 1.00 85.16 ATOM 22 O ASN a 3 167.772 169.940 152.508 1.00 85.16 ATOM 23 CB ASN a 3 167.198 167.711 154.454 1.00 85.16 ATOM 24 CG ASN a 3 168.353 167.192 155.260 1.00 85.16 ATOM 25 OD1 ASN a 3 168.956 167.918 156.046 1.00 85.16 ATOM 26 ND2 ASN a 3 168.674 165.924 155.070 1.00 85.16 ATOM 27 N GLN a 4 168.839 170.725 154.328 1.00 93.83 ATOM 28 CA GLN a 4 169.797 171.544 153.602 1.00 93.83 ATOM 29 C GLN a 4 171.102 170.757 153.465 1.00 93.83 ATOM 30 O GLN a 4 171.357 169.815 154.221 1.00 93.83 ATOM 31 CB GLN a 4 170.013 172.873 154.340 1.00 93.83 ATOM 32 CG GLN a 4 170.636 174.010 153.540 1.00 93.83 ATOM 33 CD GLN a 4 171.387 174.990 154.410 1.00 93.83 ATOM 34 OE1 GLN a 4 171.493 174.812 155.624 1.00 93.83 ATOM 35 NE2 GLN a 4 171.894 176.045 153.797 1.00 93.83 ATOM 36 N HIS a 5 171.946 171.182 152.524 1.00104.25 ATOM 37 CA HIS a 5 173.203 170.488 152.244 1.00104.25 ATOM 38 C HIS a 5 174.148 171.452 151.522 1.00104.25 ATOM 39 O HIS a 5 173.999 172.674 151.641 1.00104.25 ATOM 40 CB HIS a 5 172.917 169.201 151.442 1.00104.25 ATOM 41 N LEU a 6 175.103 170.894 150.766 1.00104.02 ATOM 42 CA LEU a 6 176.153 171.616 150.034 1.00104.02 ATOM 43 C LEU a 6 176.971 172.530 150.952 1.00104.02 ATOM 44 O LEU a 6 177.224 173.700 150.655 1.00104.02 ATOM 45 CB LEU a 6 175.562 172.388 148.853 1.00104.02 ATOM 46 CG LEU a 6 175.034 171.506 147.712 1.00104.02 ATOM 47 CD1 LEU a 6 174.223 172.329 146.726 1.00104.02 ATOM 48 CD2 LEU a 6 176.178 170.803 147.011 1.00104.02 ATOM 49 N CYS a 7 177.384 171.967 152.084 1.00111.22 ATOM 50 CA CYS a 7 178.202 172.655 153.080 1.00111.22 ATOM 51 C CYS a 7 179.459 171.838 153.378 1.00111.22 ATOM 52 O CYS a 7 179.871 170.972 152.596 1.00111.22 ATOM 53 CB CYS a 7 177.283 173.025 154.252 1.00111.22 ATOM 54 SG CYS a 7 176.492 171.701 155.187 1.00111.22 ATOM 55 N GLY a 8 180.098 172.100 154.521 1.00102.43 ATOM 56 CA GLY a 8 181.369 171.472 154.815 1.00102.43 ATOM 57 C GLY a 8 181.542 171.067 156.265 1.00102.43 ATOM 58 O GLY a 8 180.831 171.522 157.163 1.00102.43 ATOM 59 N SER a 9 182.513 170.173 156.461 1.00 93.37 ATOM 60 CA SER a 9 182.886 169.635 157.762 1.00 93.37 ATOM 61 C SER a 9 184.371 169.298 157.765 1.00 93.37 ATOM 62 O SER a 9 185.021 169.305 156.718 1.00 93.37 ATOM 63 CB SER a 9 182.085 168.391 158.089 1.00 93.37 ATOM 64 OG SER a 9 182.381 167.368 157.157 1.00 93.37 ATOM 65 N HIS a 10 184.862 168.912 158.952 1.00 83.48 ATOM 66 CA HIS a 10 186.251 168.505 159.261 1.00 83.48 ATOM 67 C HIS a 10 187.324 169.351 158.561 1.00 83.48 ATOM 68 O HIS a 10 188.206 168.869 157.848 1.00 83.48 ATOM 69 CB HIS a 10 186.427 167.005 158.990 1.00 83.48 ATOM 70 CG HIS a 10 186.344 166.616 157.547 1.00 83.48 ATOM 71 ND1 HIS a 10 187.418 166.722 156.692 1.00 83.48 ATOM 72 CD2 HIS a 10 185.316 166.142 156.806 1.00 83.48 ATOM 73 CE1 HIS a 10 187.057 166.322 155.487 1.00 83.48 ATOM 74 NE2 HIS a 10 185.787 165.966 155.529 1.00 83.48 ATOM 75 N LEU a 11 187.259 170.646 158.840 1.00 84.66 ATOM 76 CA LEU a 11 188.160 171.621 158.249 1.00 84.66 ATOM 77 C LEU a 11 189.595 171.422 158.771 1.00 84.66 ATOM 78 O LEU a 11 189.865 170.586 159.637 1.00 84.66 ATOM 79 CB LEU a 11 187.605 173.024 158.509 1.00 84.66 ATOM 80 CG LEU a 11 186.521 173.567 157.546 1.00 84.66 ATOM 81 CD1 LEU a 11 185.181 172.834 157.587 1.00 84.66 ATOM 82 CD2 LEU a 11 186.245 175.041 157.785 1.00 84.66 ATOM 83 N VAL a 12 190.535 172.213 158.253 1.00 88.37 ATOM 84 CA VAL a 12 191.928 172.100 158.690 1.00 88.37 ATOM 85 C VAL a 12 192.134 172.820 160.014 1.00 88.37 ATOM 86 O VAL a 12 192.537 172.218 161.012 1.00 88.37 ATOM 87 CB VAL a 12 192.892 172.627 157.610 1.00 88.37 ATOM 88 CG1 VAL a 12 194.314 172.667 158.136 1.00 88.37 ATOM 89 CG2 VAL a 12 192.826 171.749 156.385 1.00 88.37 ATOM 90 N GLU a 13 191.907 174.124 160.036 1.00 94.19 ATOM 91 CA GLU a 13 192.055 174.913 161.249 1.00 94.19 ATOM 92 C GLU a 13 190.679 175.337 161.740 1.00 94.19 ATOM 93 O GLU a 13 189.928 175.982 161.003 1.00 94.19 ATOM 94 CB GLU a 13 192.947 176.123 160.993 1.00 94.19 ATOM 95 CG GLU a 13 193.233 176.950 162.216 1.00 94.19 ATOM 96 CD GLU a 13 193.949 178.233 161.875 1.00 94.19 ATOM 97 OE1 GLU a 13 194.337 178.396 160.701 1.00 94.19 ATOM 98 OE2 GLU a 13 194.122 179.079 162.775 1.00 94.19 ATOM 99 N ALA a 14 190.349 174.971 162.975 1.00102.88 ATOM 100 CA ALA a 14 189.088 175.373 163.597 1.00102.88 ATOM 101 C ALA a 14 189.233 176.817 164.064 1.00102.88 ATOM 102 O ALA a 14 189.842 177.083 165.103 1.00102.88 ATOM 103 CB ALA a 14 188.737 174.440 164.749 1.00102.88 ATOM 104 N LEU a 15 188.711 177.754 163.261 1.00106.93 ATOM 105 CA LEU a 15 188.843 179.183 163.556 1.00106.93 ATOM 106 C LEU a 15 188.171 179.592 164.863 1.00106.93 ATOM 107 O LEU a 15 188.694 180.448 165.586 1.00106.93 ATOM 108 CB LEU a 15 188.276 180.025 162.415 1.00106.93 ATOM 109 CG LEU a 15 188.969 180.033 161.059 1.00106.93 ATOM 110 CD1 LEU a 15 188.136 180.861 160.117 1.00106.93 ATOM 111 CD2 LEU a 15 190.369 180.600 161.174 1.00106.93 ATOM 112 N TYR a 16 187.029 178.998 165.196 1.00120.25 ATOM 113 CA TYR a 16 186.254 179.513 166.319 1.00120.25 ATOM 114 C TYR a 16 185.349 178.422 166.877 1.00120.25 ATOM 115 O TYR a 16 185.362 177.271 166.433 1.00120.25 ATOM 116 CB TYR a 16 185.447 180.760 165.925 1.00120.25 ATOM 117 CG TYR a 16 184.475 180.585 164.775 1.00120.25 ATOM 118 CD1 TYR a 16 184.858 180.859 163.468 1.00120.25 ATOM 119 CD2 TYR a 16 183.161 180.187 165.002 1.00120.25 ATOM 120 CE1 TYR a 16 183.970 180.713 162.419 1.00120.25 ATOM 121 CE2 TYR a 16 182.268 180.038 163.960 1.00120.25 ATOM 122 CZ TYR a 16 182.678 180.303 162.672 1.00120.25 ATOM 123 OH TYR a 16 181.791 180.156 161.631 1.00120.25 ATOM 124 N LEU a 17 184.591 178.803 167.901 1.00113.94 ATOM 125 CA LEU a 17 183.675 177.897 168.579 1.00113.94 ATOM 126 C LEU a 17 182.234 178.143 168.156 1.00113.94 ATOM 127 O LEU a 17 181.641 179.173 168.476 1.00113.94 ATOM 128 CB LEU a 17 183.808 178.039 170.097 1.00113.94 ATOM 129 CG LEU a 17 183.466 179.411 170.682 1.00113.94 ATOM 130 CD1 LEU a 17 181.960 179.578 170.815 1.00113.94 ATOM 131 CD2 LEU a 17 184.152 179.609 172.025 1.00113.94 ATOM 132 N VAL a 18 181.684 177.178 167.432 1.00124.01 ATOM 133 CA VAL a 18 180.311 177.241 166.943 1.00124.01 ATOM 134 C VAL a 18 179.441 176.120 167.507 1.00124.01 ATOM 135 O VAL a 18 178.205 176.208 167.430 1.00124.01 ATOM 136 CB VAL a 18 180.291 177.222 165.392 1.00124.01 ATOM 137 CG1 VAL a 18 180.756 175.870 164.843 1.00124.01 ATOM 138 CG2 VAL a 18 178.972 177.736 164.764 1.00124.01 ATOM 139 N CYS a 19 180.022 175.121 168.166 1.00116.41 ATOM 140 CA CYS a 19 179.266 174.021 168.753 1.00116.41 ATOM 141 C CYS a 19 179.471 174.058 170.258 1.00116.41 ATOM 142 O CYS a 19 180.596 173.880 170.737 1.00116.41 ATOM 143 CB CYS a 19 179.709 172.673 168.180 1.00116.41 ATOM 144 SG CYS a 19 178.598 171.301 168.576 1.00116.41 ATOM 145 N GLY a 20 178.389 174.280 170.999 1.00107.16 ATOM 146 CA GLY a 20 178.499 174.408 172.437 1.00107.16 ATOM 147 C GLY a 20 178.136 175.809 172.879 1.00107.16 ATOM 148 O GLY a 20 177.233 176.417 172.296 1.00107.16 ATOM 149 N GLU a 21 178.842 176.293 173.908 1.00 86.41 ATOM 150 CA GLU a 21 178.762 177.622 174.563 1.00 86.41 ATOM 151 C GLU a 21 177.711 178.659 174.135 1.00 86.41 ATOM 152 O GLU a 21 177.230 179.445 174.953 1.00 86.41 ATOM 153 CB GLU a 21 180.137 178.295 174.438 1.00 86.41 ATOM 154 CG GLU a 21 181.252 177.578 175.181 1.00 86.41 ATOM 155 CD GLU a 21 180.997 177.476 176.669 1.00 86.41 ATOM 156 OE1 GLU a 21 180.484 178.451 177.253 1.00 86.41 ATOM 157 OE2 GLU a 21 181.295 176.415 177.254 1.00 86.41 TER ATOM 1 N GLU a 44 171.829 165.604 165.643 1.00 81.60 ATOM 2 CA GLU a 44 171.784 164.183 165.325 1.00 81.60 ATOM 3 C GLU a 44 172.135 163.967 163.842 1.00 81.60 ATOM 4 O GLU a 44 172.963 163.119 163.515 1.00 81.60 ATOM 5 CB GLU a 44 170.418 163.574 165.742 1.00 81.60 ATOM 6 CG GLU a 44 169.133 163.908 164.955 1.00 81.60 ATOM 7 CD GLU a 44 168.539 165.262 165.287 1.00 81.60 ATOM 8 OE1 GLU a 44 169.173 166.046 166.020 1.00 81.60 ATOM 9 OE2 GLU a 44 167.422 165.543 164.808 1.00 81.60 ATOM 10 N GLN a 45 171.494 164.725 162.954 1.00 88.93 ATOM 11 CA GLN a 45 171.761 164.712 161.523 1.00 88.93 ATOM 12 C GLN a 45 172.110 166.147 161.168 1.00 88.93 ATOM 13 O GLN a 45 171.242 167.026 161.196 1.00 88.93 ATOM 14 CB GLN a 45 170.562 164.185 160.729 1.00 88.93 ATOM 15 CG GLN a 45 170.691 164.177 159.192 1.00 88.93 ATOM 16 CD GLN a 45 170.414 165.516 158.525 1.00 88.93 ATOM 17 OE1 GLN a 45 169.487 166.228 158.904 1.00 88.93 ATOM 18 NE2 GLN a 45 171.223 165.864 157.534 1.00 88.93 ATOM 19 N CYS a 46 173.367 166.378 160.822 1.00 98.61 ATOM 20 CA CYS a 46 173.808 167.707 160.448 1.00 98.61 ATOM 21 C CYS a 46 174.886 167.549 159.386 1.00 98.61 ATOM 22 O CYS a 46 175.089 166.461 158.838 1.00 98.61 ATOM 23 CB CYS a 46 174.282 168.479 161.686 1.00 98.61 ATOM 24 SG CYS a 46 174.070 170.262 161.587 1.00 98.61 ATOM 25 N CYS a 47 175.577 168.645 159.078 1.00100.23 ATOM 26 CA CYS a 47 176.588 168.647 158.021 1.00100.23 ATOM 27 C CYS a 47 177.895 168.061 158.565 1.00100.23 ATOM 28 O CYS a 47 178.907 168.747 158.711 1.00100.23 ATOM 29 CB CYS a 47 176.720 170.064 157.483 1.00100.23 ATOM 30 SG CYS a 47 177.793 170.432 156.090 1.00100.23 ATOM 31 N THR a 48 177.834 166.743 158.820 1.00 90.02 ATOM 32 CA THR a 48 178.910 165.876 159.331 1.00 90.02 ATOM 33 C THR a 48 179.617 166.513 160.535 1.00 90.02 ATOM 34 O THR a 48 180.844 166.642 160.588 1.00 90.02 ATOM 35 CB THR a 48 179.886 165.502 158.210 1.00 90.02 ATOM 36 OG1 THR a 48 179.142 165.228 157.021 1.00 90.02 ATOM 37 CG2 THR a 48 180.630 164.214 158.542 1.00 90.02 ATOM 38 N SER a 49 178.806 166.899 161.521 1.00 91.13 ATOM 39 CA SER a 49 179.250 167.627 162.713 1.00 91.13 ATOM 40 C SER a 49 178.119 167.721 163.726 1.00 91.13 ATOM 41 O SER a 49 176.962 167.460 163.402 1.00 91.13 ATOM 42 CB SER a 49 179.724 169.042 162.362 1.00 91.13 ATOM 43 OG SER a 49 178.662 169.814 161.828 1.00 91.13 TER