HEADER SIGNALING PROTEIN 24-FEB-16 5IDE TITLE Cryo-EM structure of GluA2/3 AMPA receptor heterotetramer (model I) COMPND MOL_ID: 1; COMPND 2 MOLECULE: Glutamate receptor 2; COMPND 3 CHAIN: A, C; COMPND 4 MUTATION: YES; COMPND 5 ENGINEERED: YES; COMPND 6 The sequence corresponds to mature rat GluA2 (residues 22-883, COMPND 7 OTHER_DETAILS: isoform Flip, edited at R/G and Q/R sites) with a Myc tag after the COMPND 8 first residue and the N292C mutation; EXPDTA ELECTRON MICROSCOPY 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 LYS C 403 DBREF 5IDE C 2 862 UNP P19491 GRIA2_RAT 23 883 SEQRES 1 C 105 LYS THR VAL VAL VAL THR THR ILE LEU GLU SER PRO TYR SEQRES 2 C 105 VAL MET MET LYS LYS ASN HIS GLU MET LEU GLU GLY ASN SEQRES 3 C 105 GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU ALA ALA GLU SEQRES 4 C 105 ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS LEU THR ILE SEQRES 5 C 105 VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP ALA ASP THR SEQRES 6 C 105 LYS ILE TRP ASN GLY MET VAL GLY GLU LEU VAL TYR GLY SEQRES 7 C 105 LYS ALA ASP ILE ALA ILE ALA PRO LEU THR ILE THR LEU SEQRES 8 C 105 VAL ARG GLU GLU VAL ILE ASP PHE SER LYS PRO PHE MET SEQRES 9 C 105 SER SEQRES 1 C 43 GLY TYR GLY ILE ALA THR PRO LYS GLY SER SER LEU GLY SEQRES 2 C 43 THR PRO VAL ASN LEU ALA VAL LEU LYS LEU SER GLU GLN SEQRES 3 C 43 GLY VAL LEU ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP SEQRES 4 C 43 LYS GLY GLU CYS ATOM 1 N GLY C 731 144.577 151.649 115.030 1.00 11.25 ATOM 2 CA GLY C 731 144.791 152.242 113.729 1.00 9.61 ATOM 3 C GLY C 731 144.133 153.603 113.612 1.00 10.96 ATOM 4 O GLY C 731 143.160 153.878 114.312 1.00 11.03 ATOM 5 N TYR C 732 144.715 154.488 112.797 1.00 11.73 ATOM 6 CA TYR C 732 144.126 155.808 112.542 1.00 11.96 ATOM 7 C TYR C 732 143.263 155.603 111.295 1.00 12.69 ATOM 8 O TYR C 732 143.609 154.805 110.426 1.00 12.77 ATOM 9 N GLY C 733 142.143 156.321 111.225 1.00 14.60 ATOM 10 CA GLY C 733 141.254 156.231 110.079 1.00 9.34 ATOM 11 C GLY C 733 140.685 157.602 109.763 1.00 9.86 ATOM 12 O GLY C 733 140.679 158.497 110.626 1.00 9.83 ATOM 13 N ILE C 734 140.268 157.799 108.510 1.00 11.63 ATOM 14 CA ILE C 734 139.635 159.054 108.089 1.00 10.40 ATOM 15 C ILE C 734 138.149 158.859 108.428 1.00 12.09 ATOM 16 O ILE C 734 137.572 157.796 108.166 1.00 11.19 ATOM 17 N ALA C 735 137.558 159.854 109.086 1.00 12.42 ATOM 18 CA ALA C 735 136.160 159.774 109.507 1.00 12.32 ATOM 19 C ALA C 735 135.211 160.697 108.731 1.00 9.74 ATOM 20 O ALA C 735 135.625 161.711 108.171 1.00 7.68 ATOM 21 N THR C 736 133.937 160.296 108.660 1.00 12.29 ATOM 22 CA THR C 736 132.887 161.077 107.986 1.00 8.78 ATOM 23 C THR C 736 131.598 160.871 108.777 1.00 9.92 ATOM 24 O THR C 736 131.496 159.924 109.554 1.00 11.26 ATOM 25 N PRO C 737 130.619 161.792 108.650 1.00 11.42 ATOM 26 CA PRO C 737 129.349 161.627 109.373 1.00 13.86 ATOM 27 C PRO C 737 128.699 160.329 108.871 1.00 14.57 ATOM 28 O PRO C 737 128.926 159.927 107.724 1.00 12.84 ATOM 29 N LYS C 738 127.866 159.693 109.689 1.00 17.13 ATOM 30 CA LYS C 738 127.206 158.473 109.236 1.00 24.22 ATOM 31 C LYS C 738 126.269 158.735 108.056 1.00 27.80 ATOM 32 O LYS C 738 125.589 159.771 107.983 1.00 29.21 ATOM 33 N GLY C 739 126.307 157.818 107.094 1.00 30.98 ATOM 34 CA GLY C 739 125.482 157.952 105.910 1.00 28.18 ATOM 35 C GLY C 739 126.019 158.966 104.920 1.00 28.62 ATOM 36 O GLY C 739 125.341 159.287 103.956 1.00 34.58 ATOM 37 N SER C 740 127.238 159.451 105.126 1.00 26.60 ATOM 38 CA SER C 740 127.840 160.442 104.230 1.00 25.03 ATOM 39 C SER C 740 128.074 159.871 102.827 1.00 26.09 ATOM 40 O SER C 740 128.440 158.703 102.689 1.00 27.87 ATOM 41 N SER C 741 127.867 160.697 101.799 1.00 28.59 ATOM 42 CA SER C 741 128.079 160.264 100.422 1.00 28.54 ATOM 43 C SER C 741 129.565 160.116 100.097 1.00 29.55 ATOM 44 O SER C 741 129.936 159.527 99.088 1.00 32.59 ATOM 45 N LEU C 742 130.420 160.650 100.962 1.00 25.25 ATOM 46 CA LEU C 742 131.869 160.598 100.795 1.00 24.30 ATOM 47 C LEU C 742 132.519 159.299 101.322 1.00 22.45 ATOM 48 O LEU C 742 133.597 158.922 100.889 1.00 16.62 ATOM 49 N GLY C 743 131.855 158.621 102.255 1.00 20.46 ATOM 50 CA GLY C 743 132.400 157.417 102.847 1.00 19.43 ATOM 51 C GLY C 743 132.927 156.273 101.988 1.00 23.15 ATOM 52 O GLY C 743 134.018 155.760 102.278 1.00 24.40 ATOM 53 N THR C 744 132.170 155.836 100.976 1.00 19.70 ATOM 54 CA THR C 744 132.599 154.716 100.138 1.00 15.12 ATOM 55 C THR C 744 133.882 155.022 99.395 1.00 13.33 ATOM 56 O THR C 744 134.850 154.269 99.501 1.00 13.77 ATOM 57 N PRO C 745 133.889 156.157 98.696 1.00 11.04 ATOM 58 CA PRO C 745 135.012 156.585 97.884 1.00 9.48 ATOM 59 C PRO C 745 136.262 156.810 98.688 1.00 12.42 ATOM 60 O PRO C 745 137.354 156.468 98.243 1.00 11.67 ATOM 61 N VAL C 746 136.100 157.410 99.862 1.00 15.80 ATOM 62 CA VAL C 746 137.237 157.712 100.707 1.00 18.55 ATOM 63 C VAL C 746 137.892 156.436 101.242 1.00 16.69 ATOM 64 O VAL C 746 139.120 156.342 101.278 1.00 19.24 ATOM 65 N ASN C 747 137.093 155.422 101.555 1.00 12.20 ATOM 66 CA ASN C 747 137.652 154.169 102.029 1.00 12.54 ATOM 67 C ASN C 747 138.443 153.509 100.877 1.00 14.38 ATOM 68 O ASN C 747 139.590 153.099 101.058 1.00 13.19 ATOM 69 N LEU C 748 137.846 153.450 99.687 1.00 10.79 ATOM 70 CA LEU C 748 138.506 152.846 98.539 1.00 10.23 ATOM 71 C LEU C 748 139.818 153.549 98.260 1.00 11.71 ATOM 72 O LEU C 748 140.791 152.904 97.864 1.00 12.72 ATOM 73 N ALA C 749 139.851 154.864 98.466 1.00 8.75 ATOM 74 CA ALA C 749 141.066 155.641 98.225 1.00 10.12 ATOM 75 C ALA C 749 142.219 155.249 99.153 1.00 7.85 ATOM 76 O ALA C 749 143.375 155.241 98.755 1.00 8.65 ATOM 77 N VAL C 750 141.892 154.909 100.385 1.00 11.15 ATOM 78 CA VAL C 750 142.883 154.519 101.376 1.00 11.71 ATOM 79 C VAL C 750 143.502 153.166 101.007 1.00 13.30 ATOM 80 O VAL C 750 144.719 152.984 101.128 1.00 13.07 ATOM 81 N LEU C 751 142.671 152.233 100.537 1.00 13.05 ATOM 82 CA LEU C 751 143.136 150.904 100.127 1.00 13.24 ATOM 83 C LEU C 751 144.098 151.051 98.961 1.00 12.27 ATOM 84 O LEU C 751 145.162 150.444 98.950 1.00 17.18 ATOM 85 N LYS C 752 143.698 151.861 97.992 1.00 8.97 ATOM 86 CA LYS C 752 144.493 152.187 96.809 1.00 11.60 ATOM 87 C LYS C 752 145.867 152.816 97.177 1.00 11.95 ATOM 88 O LYS C 752 146.920 152.325 96.766 1.00 8.09 ATOM 89 N LEU C 753 145.849 153.914 97.937 1.00 12.73 ATOM 90 CA LEU C 753 147.082 154.597 98.351 1.00 11.39 ATOM 91 C LEU C 753 147.986 153.629 99.091 1.00 13.21 ATOM 92 O LEU C 753 149.209 153.658 98.908 1.00 13.53 ATOM 93 N SER C 754 147.396 152.771 99.919 1.00 10.42 ATOM 94 CA SER C 754 148.203 151.787 100.635 1.00 14.06 ATOM 95 C SER C 754 148.882 150.816 99.659 1.00 12.77 ATOM 96 O SER C 754 150.091 150.600 99.730 1.00 9.30 ATOM 97 N GLU C 755 148.088 150.259 98.746 1.00 12.97 ATOM 98 CA GLU C 755 148.563 149.325 97.741 1.00 12.79 ATOM 99 C GLU C 755 149.601 149.898 96.760 1.00 14.94 ATOM 100 O GLU C 755 150.510 149.177 96.344 1.00 16.34 ATOM 101 N GLN C 756 149.483 151.184 96.423 1.00 12.50 ATOM 102 CA GLN C 756 150.427 151.872 95.545 1.00 13.26 ATOM 103 C GLN C 756 151.720 152.136 96.337 1.00 11.54 ATOM 104 O GLN C 756 152.718 152.601 95.788 1.00 11.20 ATOM 105 N GLY C 757 151.663 151.886 97.643 1.00 13.81 ATOM 106 CA GLY C 757 152.786 152.114 98.533 1.00 15.94 ATOM 107 C GLY C 757 152.907 153.578 98.931 1.00 12.38 ATOM 108 O GLY C 757 153.906 153.962 99.507 1.00 9.10 ATOM 109 N VAL C 758 151.895 154.394 98.645 1.00 12.71 ATOM 110 CA VAL C 758 151.968 155.825 98.972 1.00 13.00 ATOM 111 C VAL C 758 151.938 156.180 100.463 1.00 13.75 ATOM 112 O VAL C 758 152.635 157.105 100.887 1.00 15.16 ATOM 113 N LEU C 759 151.127 155.486 101.258 1.00 11.90 ATOM 114 CA LEU C 759 151.085 155.776 102.689 1.00 10.35 ATOM 115 C LEU C 759 152.447 155.535 103.336 1.00 12.85 ATOM 116 O LEU C 759 152.853 156.296 104.209 1.00 12.88 ATOM 117 N ASP C 760 153.169 154.500 102.887 1.00 12.37 ATOM 118 CA ASP C 760 154.499 154.214 103.434 1.00 12.97 ATOM 119 C ASP C 760 155.482 155.300 103.024 1.00 12.26 ATOM 120 O ASP C 760 156.385 155.639 103.789 1.00 14.66 ATOM 121 N LYS C 761 155.333 155.821 101.809 1.00 12.69 ATOM 122 CA LYS C 761 156.206 156.894 101.330 1.00 15.72 ATOM 123 C LYS C 761 156.037 158.123 102.189 1.00 12.23 ATOM 124 O LYS C 761 156.999 158.827 102.466 1.00 9.04 ATOM 125 N LEU C 762 154.773 158.422 102.494 1.00 11.01 ATOM 126 CA LEU C 762 154.387 159.578 103.295 1.00 14.39 ATOM 127 C LEU C 762 154.924 159.486 104.730 1.00 12.45 ATOM 128 O LEU C 762 155.439 160.470 105.269 1.00 11.11 ATOM 129 N LYS C 763 154.859 158.296 105.328 1.00 13.48 ATOM 130 CA LYS C 763 155.362 158.155 106.681 1.00 13.04 ATOM 131 C LYS C 763 156.875 158.311 106.729 1.00 15.33 ATOM 132 O LYS C 763 157.403 158.979 107.608 1.00 15.39 ATOM 133 N ASN C 764 157.567 157.724 105.758 1.00 16.91 ATOM 134 CA ASN C 764 159.015 157.834 105.702 1.00 15.53 ATOM 135 C ASN C 764 159.423 159.286 105.454 1.00 16.17 ATOM 136 O ASN C 764 160.384 159.785 106.043 1.00 17.04 ATOM 137 N LYS C 765 158.700 159.963 104.584 1.00 11.56 ATOM 138 CA LYS C 765 159.004 161.355 104.294 1.00 11.88 ATOM 139 C LYS C 765 158.948 162.226 105.539 1.00 9.27 ATOM 140 O LYS C 765 159.881 162.988 105.806 1.00 9.04 ATOM 141 N TRP C 766 157.869 162.112 106.309 1.00 10.06 ATOM 142 CA TRP C 766 157.693 162.964 107.484 1.00 12.09 ATOM 143 C TRP C 766 158.378 162.524 108.760 1.00 13.35 ATOM 144 O TRP C 766 158.671 163.356 109.615 1.00 12.15 ATOM 145 N TRP C 767 158.649 161.229 108.881 1.00 12.63 ATOM 146 CA TRP C 767 159.319 160.701 110.064 1.00 14.02 ATOM 147 C TRP C 767 160.831 160.627 109.889 1.00 16.99 ATOM 148 O TRP C 767 161.585 161.111 110.739 1.00 15.68 ATOM 149 N TYR C 768 161.289 160.067 108.763 1.00 17.57 ATOM 150 CA TYR C 768 162.721 159.838 108.520 1.00 20.30 ATOM 151 C TYR C 768 163.427 160.830 107.587 1.00 22.71 ATOM 152 O TYR C 768 164.447 161.385 108.007 1.00 27.94 ATOM 153 N ASP C 769 162.968 161.076 106.366 1.00 21.28 ATOM 154 CA ASP C 769 163.694 162.011 105.498 1.00 26.44 ATOM 155 C ASP C 769 163.869 163.373 106.149 1.00 27.01 ATOM 156 O ASP C 769 164.919 164.006 106.000 1.00 31.64 ATOM 157 N LYS C 770 162.826 163.835 106.837 1.00 27.62 ATOM 158 CA LYS C 770 162.853 165.134 107.519 1.00 28.25 ATOM 159 C LYS C 770 163.341 165.011 108.980 1.00 31.81 ATOM 160 O LYS C 770 163.185 165.938 109.788 1.00 29.72 ATOM 161 N GLY C 771 163.935 163.854 109.290 1.00 31.94 ATOM 162 CA GLY C 771 164.466 163.576 110.612 1.00 30.81 ATOM 163 C GLY C 771 165.732 164.364 110.872 1.00 28.86 ATOM 164 O GLY C 771 166.474 164.683 109.935 1.00 30.98 ATOM 165 N GLU C 772 165.985 164.640 112.151 1.00 26.36 ATOM 166 CA GLU C 772 167.135 165.428 112.598 1.00 22.04 ATOM 167 C GLU C 772 168.166 164.618 113.390 1.00 22.05 ATOM 168 O GLU C 772 169.141 165.179 113.882 1.00 20.13 ATOM 169 N CYS C 773 167.954 163.312 113.516 1.00 23.96 ATOM 170 CA CYS C 773 168.862 162.466 114.287 1.00 26.23 ATOM 171 C CYS C 773 169.528 161.372 113.451 1.00 29.99 TER