0.011476 0.000000 0.000000 0.000000 0.015703 0.000000 0.000000 0.000000 0.020871 0.00000 0.00000 0.00000 Hogner, A. Kastrup, J.S. Jin, R. Liljefors, T. Mayer, M.L. Egebjerg, J. Larsen, I.K. Gouaux, E. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 4 90.00 90.00 90.00 87.139 63.681 47.914 C3 H7 N O2 89.093 y ALANINE L-peptide linking C6 H15 N4 O2 1 175.209 y ARGININE L-peptide linking C4 H8 N2 O3 132.118 y ASPARAGINE L-peptide linking C4 H7 N O4 133.103 y ASPARTIC ACID L-peptide linking C6 H7 Br N2 O4 251.035 (S)-2-AMINO-3-(4-BROMO-3-HYDROXY-ISOXAZOL-5-YL)PROPIONIC ACID BR-HIBO non-polymer C3 H7 N O2 S 121.158 y CYSTEINE L-peptide linking C5 H10 N2 O3 146.144 y GLUTAMINE L-peptide linking C5 H9 N O4 147.129 y GLUTAMIC ACID L-peptide linking C2 H5 N O2 75.067 y GLYCINE peptide linking C6 H10 N3 O2 1 156.162 y HISTIDINE L-peptide linking H2 O 18.015 WATER non-polymer C6 H13 N O2 131.173 y ISOLEUCINE L-peptide linking C6 H13 N O2 131.173 y LEUCINE L-peptide linking C6 H15 N2 O2 1 147.195 y LYSINE L-peptide linking C5 H11 N O2 S 149.211 y METHIONINE L-peptide linking C9 H11 N O2 165.189 y PHENYLALANINE L-peptide linking C5 H9 N O2 115.130 y PROLINE L-peptide linking C3 H7 N O3 105.093 y SERINE L-peptide linking O4 S -2 96.063 SULFATE ION non-polymer C4 H9 N O3 119.119 y THREONINE L-peptide linking C11 H12 N2 O2 204.225 y TRYPTOPHAN L-peptide linking C9 H11 N O3 181.189 y TYROSINE L-peptide linking C5 H11 N O2 117.146 y VALINE L-peptide linking UK J.Mol.Biol. JMOBAK 0070 0022-2836 322 93 109 10.1016/S0022-2836(02)00650-2 12215417 Structural Basis for AMPA Receptor Activation and Ligand Selectivity: Crystal Structures of Five Agonist Complexes with the GluR2 Ligand-binding Core 2002 US Neuron NERNET 2038 0896-6273 28 165 181 10.1016/S0896-6273(00)00094-5 Mechanisms for activation and antagonism of an AMPA-sensitive glutamate receptor: Crystal structures of the GluR2 ligand binding core. 2000 UK Nature NATUAS 0006 0028-0836 417 245 253 10.1038/417245a Mechanism of glutamate receptor desensitization. 2002 US Protein Sci. PRCIEI 0795 0961-8368 7 2623 2630 Probing the ligand binding domain of the GluR2 receptor by proteolysis and deletion mutagenesis defines domain boundaries and yields a crystallizable construct. 1998 10.2210/pdb1m5d/pdb pdb_00001m5d 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 110 1 CCD 2001-08-15 MARRESEARCH SINGLE WAVELENGTH M x-ray 1 0.802 1.0 X13 EMBL/DESY, HAMBURG 0.802 SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X13 29205.682 Glutamate receptor 2 flop ligand binding core (S1S2J-Y702F) Y190F 1 man polymer 96.063 SULFATE ION 2 syn non-polymer 251.035 (S)-2-AMINO-3-(4-BROMO-3-HYDROXY-ISOXAZOL-5-YL)PROPIONIC ACID 1 syn non-polymer 18.015 water 326 nat water GLUR-2, GLUR-B, GLUR-K2, GLUTAMATE RECEPTOR IONOTROPIC AMPA 2 no no GANKTVVVTTILESPYVMMKKNHEMLEGNERYEGYCVDLAAEIAKHCGFKYKLTIVGDGKYGARDADTKIWNGMVGELVY GKADIAIAPLTITLVREEVIDFSKPFMSLGISIMIKKGTPIESAEDLSKQTEIAYGTLDSGSTKEFFRRSKIAVFDKMWT YMRSAEPSVFVRTTAEGVARVRKSKGKYAFLLESTMNEYIEQRKPCDTMKVGGNLDSKGYGIATPKGSSLGNAVNLAVLK LNEQGLLDKLKNKWWYDKGECGS GANKTVVVTTILESPYVMMKKNHEMLEGNERYEGYCVDLAAEIAKHCGFKYKLTIVGDGKYGARDADTKIWNGMVGELVY GKADIAIAPLTITLVREEVIDFSKPFMSLGISIMIKKGTPIESAEDLSKQTEIAYGTLDSGSTKEFFRRSKIAVFDKMWT YMRSAEPSVFVRTTAEGVARVRKSKGKYAFLLESTMNEYIEQRKPCDTMKVGGNLDSKGYGIATPKGSSLGNAVNLAVLK LNEQGLLDKLKNKWWYDKGECGS A polypeptide(L) n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n Norway rat Rattus Escherichia Escherichia coli sample 3 117 GluR-2 10116 Rattus norvegicus 469008 Escherichia coli BL21(DE3) BL21(DE3) plasmid pET30B Norway rat Rattus Escherichia Escherichia coli sample 120 263 GluR-2 10116 Rattus norvegicus 469008 Escherichia coli BL21(DE3) BL21(DE3) plasmid pET30B 1 2.28 45.96 VAPOR DIFFUSION, HANGING DROP 4.5 PEG 3350, Li2SO4, phosphate-citrate, pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 279K 279 entity_src_gen software database_2 diffrn_source struct_ref_seq_dif struct_site repository Initial release Version format compliance Version format compliance Other Refinement description Source and taxonomy Data collection Database references Derived calculations 1 0 2002-09-18 1 1 2008-04-28 1 2 2011-07-13 1 3 2014-11-26 1 4 2017-08-16 1 5 2021-10-27 _database_2.pdbx_DOI _database_2.pdbx_database_accession _diffrn_source.pdbx_synchrotron_site _struct_ref_seq_dif.details _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id GluR2 S1S2J in complex with the agonist glutamate. GluR2 S1S2I in complex with the agonist kainate. GluR2 S1S2J in the apo form. GluR2 S1S2J in complex with the agonist kainate. GluR2 S1S2J in complex with the agonist AMPA. GluR2 S1S2J in complex with the antagonist DNQX. GluR2 S1S2I in complex with the agonist kainate. Non-desensitizing form of GluR2 S1S2J-L483Y in complex with the agonist AMPA. Non-desensitizing form of GluR2 S1S2J-L483Y in complex with the antagonist DNQX. X-ray structure of the Glur2 ligand binding core (S1S2J) in complex with 2-Me-Tet-AMPA at 1.85 A resolution. X-ray structure of the Glur2 ligand binding core (S1S2J) in complex with Br-Hibo at 1.65 A resolution X-ray structure of the Glur2 ligand binding core (S1S2J) in complex with ACPA at 1.46 A resolution X-ray structure of the Glur2 ligand binding core (S1S2J-Y702F) in complex with ACPA at 1.95 A resolution Sequence Native GluR2 is a membrane protein. The protein crystallized is the extracellular ligand binding domain of GluR2. Transmembrane regions were genetically removed and replaced with a GLY-THR linker (residues 118 and 119). Therefore, the sequence matches discontinuously with the reference database (413-527, 653-796). Residues GLY1 and ALA2 are cloning artifacts. The engineered mutation is listed by the author as Y702F which corresponds to Y723F in the database sequence. The author numbered the sequence according to the predicted mature GluR2 sequence. Therefore, the signal sequence (residues 1-21) are not included in the author's sequence numbering. RCSB Y RCSB 2002-07-09 REL REL SO4 SULFATE ION BRH (S)-2-AMINO-3-(4-BROMO-3-HYDROXY-ISOXAZOL-5-YL)PROPIONIC ACID HOH water SO4 366 2 SO4 SO4 612 A SO4 367 2 SO4 SO4 613 A BRH 611 3 BRH BRH 611 A HOH 2 4 HOH HOH 614 A HOH 3 4 HOH HOH 615 A HOH 5 4 HOH HOH 616 A HOH 6 4 HOH HOH 617 A HOH 7 4 HOH HOH 618 A HOH 8 4 HOH HOH 619 A HOH 9 4 HOH HOH 620 A HOH 10 4 HOH HOH 621 A HOH 12 4 HOH HOH 622 A HOH 13 4 HOH HOH 623 A HOH 14 4 HOH HOH 624 A HOH 15 4 HOH HOH 625 A HOH 16 4 HOH HOH 626 A HOH 17 4 HOH HOH 627 A HOH 18 4 HOH HOH 628 A HOH 19 4 HOH HOH 629 A HOH 20 4 HOH HOH 630 A HOH 21 4 HOH HOH 631 A HOH 22 4 HOH HOH 632 A HOH 23 4 HOH HOH 633 A HOH 25 4 HOH HOH 634 A HOH 26 4 HOH HOH 635 A HOH 27 4 HOH HOH 636 A HOH 28 4 HOH HOH 637 A HOH 29 4 HOH HOH 638 A HOH 31 4 HOH HOH 639 A HOH 32 4 HOH HOH 640 A HOH 33 4 HOH HOH 641 A HOH 34 4 HOH HOH 642 A HOH 35 4 HOH HOH 643 A HOH 36 4 HOH HOH 644 A HOH 37 4 HOH HOH 645 A HOH 38 4 HOH HOH 646 A HOH 39 4 HOH HOH 647 A HOH 41 4 HOH HOH 648 A HOH 42 4 HOH HOH 649 A HOH 44 4 HOH HOH 650 A HOH 45 4 HOH HOH 651 A HOH 46 4 HOH HOH 652 A HOH 47 4 HOH HOH 653 A HOH 48 4 HOH HOH 654 A HOH 49 4 HOH HOH 655 A HOH 50 4 HOH HOH 656 A HOH 51 4 HOH HOH 657 A HOH 52 4 HOH HOH 658 A HOH 53 4 HOH HOH 659 A HOH 54 4 HOH HOH 660 A HOH 55 4 HOH HOH 661 A HOH 56 4 HOH HOH 662 A HOH 57 4 HOH HOH 663 A HOH 58 4 HOH HOH 664 A HOH 59 4 HOH HOH 665 A HOH 60 4 HOH HOH 666 A HOH 61 4 HOH HOH 667 A HOH 62 4 HOH HOH 668 A HOH 63 4 HOH HOH 669 A HOH 64 4 HOH HOH 670 A HOH 65 4 HOH HOH 671 A HOH 66 4 HOH HOH 672 A HOH 67 4 HOH HOH 673 A HOH 68 4 HOH HOH 674 A HOH 69 4 HOH HOH 675 A HOH 70 4 HOH HOH 676 A HOH 71 4 HOH HOH 677 A HOH 72 4 HOH HOH 678 A HOH 73 4 HOH HOH 679 A HOH 74 4 HOH HOH 680 A HOH 75 4 HOH HOH 681 A HOH 76 4 HOH HOH 682 A HOH 77 4 HOH HOH 683 A HOH 78 4 HOH HOH 684 A HOH 79 4 HOH HOH 685 A HOH 80 4 HOH HOH 686 A HOH 81 4 HOH HOH 687 A HOH 82 4 HOH HOH 688 A HOH 83 4 HOH HOH 689 A HOH 84 4 HOH HOH 690 A HOH 85 4 HOH HOH 691 A HOH 86 4 HOH HOH 692 A HOH 87 4 HOH HOH 693 A HOH 88 4 HOH HOH 694 A HOH 89 4 HOH HOH 695 A HOH 90 4 HOH HOH 696 A HOH 91 4 HOH HOH 697 A HOH 92 4 HOH HOH 698 A HOH 93 4 HOH HOH 699 A HOH 94 4 HOH HOH 700 A HOH 95 4 HOH HOH 701 A HOH 96 4 HOH HOH 702 A HOH 97 4 HOH HOH 703 A HOH 98 4 HOH HOH 704 A HOH 99 4 HOH HOH 705 A HOH 100 4 HOH HOH 706 A HOH 101 4 HOH HOH 707 A HOH 102 4 HOH HOH 708 A HOH 103 4 HOH HOH 709 A HOH 104 4 HOH HOH 710 A HOH 105 4 HOH HOH 711 A HOH 106 4 HOH HOH 712 A HOH 107 4 HOH HOH 713 A HOH 108 4 HOH HOH 714 A HOH 109 4 HOH HOH 715 A HOH 110 4 HOH HOH 716 A HOH 111 4 HOH HOH 717 A HOH 112 4 HOH HOH 718 A HOH 113 4 HOH HOH 719 A HOH 114 4 HOH HOH 720 A HOH 115 4 HOH HOH 721 A HOH 116 4 HOH HOH 722 A HOH 117 4 HOH HOH 723 A HOH 118 4 HOH HOH 724 A HOH 119 4 HOH HOH 725 A HOH 120 4 HOH HOH 726 A HOH 121 4 HOH HOH 727 A HOH 122 4 HOH HOH 728 A HOH 123 4 HOH HOH 729 A HOH 124 4 HOH HOH 730 A HOH 125 4 HOH HOH 731 A HOH 126 4 HOH HOH 732 A HOH 127 4 HOH HOH 733 A HOH 128 4 HOH HOH 734 A HOH 129 4 HOH HOH 735 A HOH 130 4 HOH HOH 736 A HOH 131 4 HOH HOH 737 A HOH 132 4 HOH HOH 738 A HOH 133 4 HOH HOH 739 A HOH 134 4 HOH HOH 740 A HOH 135 4 HOH HOH 741 A HOH 137 4 HOH HOH 742 A HOH 138 4 HOH HOH 743 A HOH 139 4 HOH HOH 744 A HOH 140 4 HOH HOH 745 A HOH 141 4 HOH HOH 746 A HOH 142 4 HOH HOH 747 A HOH 143 4 HOH HOH 748 A HOH 144 4 HOH HOH 749 A HOH 145 4 HOH HOH 750 A HOH 146 4 HOH HOH 751 A HOH 147 4 HOH HOH 752 A HOH 149 4 HOH HOH 753 A HOH 150 4 HOH HOH 754 A HOH 151 4 HOH HOH 755 A HOH 152 4 HOH HOH 756 A HOH 153 4 HOH HOH 757 A HOH 155 4 HOH HOH 758 A HOH 156 4 HOH HOH 759 A HOH 157 4 HOH HOH 760 A HOH 158 4 HOH HOH 761 A HOH 159 4 HOH HOH 762 A HOH 160 4 HOH HOH 763 A HOH 161 4 HOH HOH 764 A HOH 162 4 HOH HOH 765 A HOH 163 4 HOH HOH 766 A HOH 164 4 HOH HOH 767 A HOH 165 4 HOH HOH 768 A HOH 166 4 HOH HOH 769 A HOH 167 4 HOH HOH 770 A HOH 168 4 HOH HOH 771 A HOH 169 4 HOH HOH 772 A HOH 170 4 HOH HOH 773 A HOH 171 4 HOH HOH 774 A HOH 172 4 HOH HOH 775 A HOH 173 4 HOH HOH 776 A HOH 174 4 HOH HOH 777 A HOH 175 4 HOH HOH 778 A HOH 176 4 HOH HOH 779 A HOH 177 4 HOH HOH 780 A HOH 178 4 HOH HOH 781 A HOH 179 4 HOH HOH 782 A HOH 180 4 HOH HOH 783 A HOH 181 4 HOH HOH 784 A HOH 183 4 HOH HOH 785 A HOH 184 4 HOH HOH 786 A HOH 185 4 HOH HOH 787 A HOH 186 4 HOH HOH 788 A HOH 187 4 HOH HOH 789 A HOH 188 4 HOH HOH 790 A HOH 189 4 HOH HOH 791 A HOH 190 4 HOH HOH 792 A HOH 191 4 HOH HOH 793 A HOH 192 4 HOH HOH 794 A HOH 193 4 HOH HOH 795 A HOH 194 4 HOH HOH 796 A HOH 195 4 HOH HOH 797 A HOH 196 4 HOH HOH 798 A HOH 197 4 HOH HOH 799 A HOH 198 4 HOH HOH 800 A HOH 199 4 HOH HOH 801 A HOH 200 4 HOH HOH 802 A HOH 201 4 HOH HOH 803 A HOH 202 4 HOH HOH 804 A HOH 203 4 HOH HOH 805 A HOH 204 4 HOH HOH 806 A HOH 205 4 HOH HOH 807 A HOH 206 4 HOH HOH 808 A HOH 207 4 HOH HOH 809 A HOH 208 4 HOH HOH 810 A HOH 209 4 HOH HOH 811 A HOH 210 4 HOH HOH 812 A HOH 211 4 HOH HOH 813 A HOH 212 4 HOH HOH 814 A HOH 213 4 HOH HOH 815 A HOH 214 4 HOH HOH 816 A HOH 215 4 HOH HOH 817 A HOH 216 4 HOH HOH 818 A HOH 217 4 HOH HOH 819 A HOH 218 4 HOH HOH 820 A HOH 219 4 HOH HOH 821 A HOH 220 4 HOH HOH 822 A HOH 221 4 HOH HOH 823 A HOH 222 4 HOH HOH 824 A HOH 223 4 HOH HOH 825 A HOH 224 4 HOH HOH 826 A HOH 225 4 HOH HOH 827 A HOH 226 4 HOH HOH 828 A HOH 227 4 HOH HOH 829 A HOH 228 4 HOH HOH 830 A HOH 230 4 HOH HOH 831 A HOH 232 4 HOH HOH 832 A HOH 233 4 HOH HOH 833 A HOH 234 4 HOH HOH 834 A HOH 235 4 HOH HOH 835 A HOH 237 4 HOH HOH 836 A HOH 241 4 HOH HOH 837 A HOH 243 4 HOH HOH 838 A HOH 244 4 HOH HOH 839 A HOH 245 4 HOH HOH 840 A HOH 246 4 HOH HOH 841 A HOH 247 4 HOH HOH 842 A HOH 248 4 HOH HOH 843 A HOH 249 4 HOH HOH 844 A HOH 251 4 HOH HOH 845 A HOH 252 4 HOH HOH 846 A HOH 254 4 HOH HOH 847 A HOH 255 4 HOH HOH 848 A HOH 257 4 HOH HOH 849 A HOH 261 4 HOH HOH 850 A HOH 262 4 HOH HOH 851 A HOH 263 4 HOH HOH 852 A HOH 264 4 HOH HOH 853 A HOH 265 4 HOH HOH 854 A HOH 266 4 HOH HOH 855 A HOH 267 4 HOH HOH 856 A HOH 268 4 HOH HOH 857 A HOH 269 4 HOH HOH 858 A HOH 271 4 HOH HOH 859 A HOH 272 4 HOH HOH 860 A HOH 275 4 HOH HOH 861 A HOH 276 4 HOH HOH 862 A HOH 278 4 HOH HOH 863 A HOH 280 4 HOH HOH 864 A HOH 281 4 HOH HOH 865 A HOH 282 4 HOH HOH 866 A HOH 283 4 HOH HOH 867 A HOH 285 4 HOH HOH 868 A HOH 286 4 HOH HOH 869 A HOH 288 4 HOH HOH 870 A HOH 289 4 HOH HOH 871 A HOH 290 4 HOH HOH 872 A HOH 292 4 HOH HOH 873 A HOH 294 4 HOH HOH 874 A HOH 295 4 HOH HOH 875 A HOH 297 4 HOH HOH 876 A HOH 300 4 HOH HOH 877 A HOH 301 4 HOH HOH 878 A HOH 303 4 HOH HOH 879 A HOH 304 4 HOH HOH 880 A HOH 306 4 HOH HOH 881 A HOH 307 4 HOH HOH 882 A HOH 309 4 HOH HOH 883 A HOH 310 4 HOH HOH 884 A HOH 312 4 HOH HOH 885 A HOH 314 4 HOH HOH 886 A HOH 315 4 HOH HOH 887 A HOH 316 4 HOH HOH 888 A HOH 318 4 HOH HOH 889 A HOH 325 4 HOH HOH 890 A HOH 326 4 HOH HOH 891 A HOH 328 4 HOH HOH 892 A HOH 329 4 HOH HOH 893 A HOH 331 4 HOH HOH 894 A HOH 332 4 HOH HOH 895 A HOH 335 4 HOH HOH 896 A HOH 336 4 HOH HOH 897 A HOH 337 4 HOH HOH 898 A HOH 339 4 HOH HOH 899 A HOH 344 4 HOH HOH 900 A HOH 347 4 HOH HOH 901 A HOH 348 4 HOH HOH 902 A HOH 349 4 HOH HOH 903 A HOH 352 4 HOH HOH 904 A HOH 353 4 HOH HOH 905 A HOH 354 4 HOH HOH 906 A HOH 355 4 HOH HOH 907 A HOH 359 4 HOH HOH 908 A HOH 366 4 HOH HOH 909 A HOH 370 4 HOH HOH 910 A HOH 371 4 HOH HOH 911 A HOH 373 4 HOH HOH 912 A HOH 374 4 HOH HOH 913 A HOH 375 4 HOH HOH 914 A HOH 376 4 HOH HOH 915 A HOH 379 4 HOH HOH 916 A HOH 380 4 HOH HOH 917 A HOH 381 4 HOH HOH 918 A HOH 383 4 HOH HOH 919 A HOH 385 4 HOH HOH 920 A HOH 386 4 HOH HOH 921 A HOH 388 4 HOH HOH 922 A HOH 389 4 HOH HOH 923 A HOH 390 4 HOH HOH 924 A HOH 392 4 HOH HOH 925 A HOH 393 4 HOH HOH 926 A HOH 394 4 HOH HOH 927 A HOH 395 4 HOH HOH 928 A HOH 396 4 HOH HOH 929 A HOH 397 4 HOH HOH 930 A HOH 401 4 HOH HOH 931 A HOH 402 4 HOH HOH 932 A HOH 405 4 HOH HOH 933 A HOH 406 4 HOH HOH 934 A HOH 410 4 HOH HOH 935 A HOH 418 4 HOH HOH 936 A HOH 424 4 HOH HOH 937 A HOH 425 4 HOH HOH 938 A HOH 426 4 HOH HOH 939 A n 1 1 A n 2 2 A n 3 3 A LYS 4 n 4 LYS 4 A THR 5 n 5 THR 5 A VAL 6 n 6 VAL 6 A VAL 7 n 7 VAL 7 A VAL 8 n 8 VAL 8 A THR 9 n 9 THR 9 A THR 10 n 10 THR 10 A ILE 11 n 11 ILE 11 A LEU 12 n 12 LEU 12 A GLU 13 n 13 GLU 13 A SER 14 n 14 SER 14 A PRO 15 n 15 PRO 15 A TYR 16 n 16 TYR 16 A VAL 17 n 17 VAL 17 A MET 18 n 18 MET 18 A MET 19 n 19 MET 19 A LYS 20 n 20 LYS 20 A LYS 21 n 21 LYS 21 A ASN 22 n 22 ASN 22 A HIS 23 n 23 HIS 23 A GLU 24 n 24 GLU 24 A MET 25 n 25 MET 25 A LEU 26 n 26 LEU 26 A GLU 27 n 27 GLU 27 A GLY 28 n 28 GLY 28 A ASN 29 n 29 ASN 29 A GLU 30 n 30 GLU 30 A ARG 31 n 31 ARG 31 A TYR 32 n 32 TYR 32 A GLU 33 n 33 GLU 33 A GLY 34 n 34 GLY 34 A TYR 35 n 35 TYR 35 A CYS 36 n 36 CYS 36 A VAL 37 n 37 VAL 37 A ASP 38 n 38 ASP 38 A LEU 39 n 39 LEU 39 A ALA 40 n 40 ALA 40 A ALA 41 n 41 ALA 41 A GLU 42 n 42 GLU 42 A ILE 43 n 43 ILE 43 A ALA 44 n 44 ALA 44 A LYS 45 n 45 LYS 45 A HIS 46 n 46 HIS 46 A CYS 47 n 47 CYS 47 A GLY 48 n 48 GLY 48 A PHE 49 n 49 PHE 49 A LYS 50 n 50 LYS 50 A TYR 51 n 51 TYR 51 A LYS 52 n 52 LYS 52 A LEU 53 n 53 LEU 53 A THR 54 n 54 THR 54 A ILE 55 n 55 ILE 55 A VAL 56 n 56 VAL 56 A GLY 57 n 57 GLY 57 A ASP 58 n 58 ASP 58 A GLY 59 n 59 GLY 59 A LYS 60 n 60 LYS 60 A TYR 61 n 61 TYR 61 A GLY 62 n 62 GLY 62 A ALA 63 n 63 ALA 63 A ARG 64 n 64 ARG 64 A ASP 65 n 65 ASP 65 A ALA 66 n 66 ALA 66 A ASP 67 n 67 ASP 67 A THR 68 n 68 THR 68 A LYS 69 n 69 LYS 69 A ILE 70 n 70 ILE 70 A TRP 71 n 71 TRP 71 A ASN 72 n 72 ASN 72 A GLY 73 n 73 GLY 73 A MET 74 n 74 MET 74 A VAL 75 n 75 VAL 75 A GLY 76 n 76 GLY 76 A GLU 77 n 77 GLU 77 A LEU 78 n 78 LEU 78 A VAL 79 n 79 VAL 79 A TYR 80 n 80 TYR 80 A GLY 81 n 81 GLY 81 A LYS 82 n 82 LYS 82 A ALA 83 n 83 ALA 83 A ASP 84 n 84 ASP 84 A ILE 85 n 85 ILE 85 A ALA 86 n 86 ALA 86 A ILE 87 n 87 ILE 87 A ALA 88 n 88 ALA 88 A PRO 89 n 89 PRO 89 A LEU 90 n 90 LEU 90 A THR 91 n 91 THR 91 A ILE 92 n 92 ILE 92 A THR 93 n 93 THR 93 A LEU 94 n 94 LEU 94 A VAL 95 n 95 VAL 95 A ARG 96 n 96 ARG 96 A GLU 97 n 97 GLU 97 A GLU 98 n 98 GLU 98 A VAL 99 n 99 VAL 99 A ILE 100 n 100 ILE 100 A ASP 101 n 101 ASP 101 A PHE 102 n 102 PHE 102 A SER 103 n 103 SER 103 A LYS 104 n 104 LYS 104 A PRO 105 n 105 PRO 105 A PHE 106 n 106 PHE 106 A MET 107 n 107 MET 107 A SER 108 n 108 SER 108 A LEU 109 n 109 LEU 109 A GLY 110 n 110 GLY 110 A ILE 111 n 111 ILE 111 A SER 112 n 112 SER 112 A ILE 113 n 113 ILE 113 A MET 114 n 114 MET 114 A ILE 115 n 115 ILE 115 A LYS 116 n 116 LYS 116 A LYS 117 n 117 LYS 117 A GLY 118 n 118 GLY 118 A THR 119 n 119 THR 119 A PRO 120 n 120 PRO 120 A ILE 121 n 121 ILE 121 A GLU 122 n 122 GLU 122 A SER 123 n 123 SER 123 A ALA 124 n 124 ALA 124 A GLU 125 n 125 GLU 125 A ASP 126 n 126 ASP 126 A LEU 127 n 127 LEU 127 A SER 128 n 128 SER 128 A LYS 129 n 129 LYS 129 A GLN 130 n 130 GLN 130 A THR 131 n 131 THR 131 A GLU 132 n 132 GLU 132 A ILE 133 n 133 ILE 133 A ALA 134 n 134 ALA 134 A TYR 135 n 135 TYR 135 A GLY 136 n 136 GLY 136 A THR 137 n 137 THR 137 A LEU 138 n 138 LEU 138 A ASP 139 n 139 ASP 139 A SER 140 n 140 SER 140 A GLY 141 n 141 GLY 141 A SER 142 n 142 SER 142 A THR 143 n 143 THR 143 A LYS 144 n 144 LYS 144 A GLU 145 n 145 GLU 145 A PHE 146 n 146 PHE 146 A PHE 147 n 147 PHE 147 A ARG 148 n 148 ARG 148 A ARG 149 n 149 ARG 149 A SER 150 n 150 SER 150 A LYS 151 n 151 LYS 151 A ILE 152 n 152 ILE 152 A ALA 153 n 153 ALA 153 A VAL 154 n 154 VAL 154 A PHE 155 n 155 PHE 155 A ASP 156 n 156 ASP 156 A LYS 157 n 157 LYS 157 A MET 158 n 158 MET 158 A TRP 159 n 159 TRP 159 A THR 160 n 160 THR 160 A TYR 161 n 161 TYR 161 A MET 162 n 162 MET 162 A ARG 163 n 163 ARG 163 A SER 164 n 164 SER 164 A ALA 165 n 165 ALA 165 A GLU 166 n 166 GLU 166 A PRO 167 n 167 PRO 167 A SER 168 n 168 SER 168 A VAL 169 n 169 VAL 169 A PHE 170 n 170 PHE 170 A VAL 171 n 171 VAL 171 A ARG 172 n 172 ARG 172 A THR 173 n 173 THR 173 A THR 174 n 174 THR 174 A ALA 175 n 175 ALA 175 A GLU 176 n 176 GLU 176 A GLY 177 n 177 GLY 177 A VAL 178 n 178 VAL 178 A ALA 179 n 179 ALA 179 A ARG 180 n 180 ARG 180 A VAL 181 n 181 VAL 181 A ARG 182 n 182 ARG 182 A LYS 183 n 183 LYS 183 A SER 184 n 184 SER 184 A LYS 185 n 185 LYS 185 A GLY 186 n 186 GLY 186 A LYS 187 n 187 LYS 187 A TYR 188 n 188 TYR 188 A ALA 189 n 189 ALA 189 A PHE 190 n 190 PHE 190 A LEU 191 n 191 LEU 191 A LEU 192 n 192 LEU 192 A GLU 193 n 193 GLU 193 A SER 194 n 194 SER 194 A THR 195 n 195 THR 195 A MET 196 n 196 MET 196 A ASN 197 n 197 ASN 197 A GLU 198 n 198 GLU 198 A TYR 199 n 199 TYR 199 A ILE 200 n 200 ILE 200 A GLU 201 n 201 GLU 201 A GLN 202 n 202 GLN 202 A ARG 203 n 203 ARG 203 A LYS 204 n 204 LYS 204 A PRO 205 n 205 PRO 205 A CYS 206 n 206 CYS 206 A ASP 207 n 207 ASP 207 A THR 208 n 208 THR 208 A MET 209 n 209 MET 209 A LYS 210 n 210 LYS 210 A VAL 211 n 211 VAL 211 A GLY 212 n 212 GLY 212 A GLY 213 n 213 GLY 213 A ASN 214 n 214 ASN 214 A LEU 215 n 215 LEU 215 A ASP 216 n 216 ASP 216 A SER 217 n 217 SER 217 A LYS 218 n 218 LYS 218 A GLY 219 n 219 GLY 219 A TYR 220 n 220 TYR 220 A GLY 221 n 221 GLY 221 A ILE 222 n 222 ILE 222 A ALA 223 n 223 ALA 223 A THR 224 n 224 THR 224 A PRO 225 n 225 PRO 225 A LYS 226 n 226 LYS 226 A GLY 227 n 227 GLY 227 A SER 228 n 228 SER 228 A SER 229 n 229 SER 229 A LEU 230 n 230 LEU 230 A GLY 231 n 231 GLY 231 A ASN 232 n 232 ASN 232 A ALA 233 n 233 ALA 233 A VAL 234 n 234 VAL 234 A ASN 235 n 235 ASN 235 A LEU 236 n 236 LEU 236 A ALA 237 n 237 ALA 237 A VAL 238 n 238 VAL 238 A LEU 239 n 239 LEU 239 A LYS 240 n 240 LYS 240 A LEU 241 n 241 LEU 241 A ASN 242 n 242 ASN 242 A GLU 243 n 243 GLU 243 A GLN 244 n 244 GLN 244 A GLY 245 n 245 GLY 245 A LEU 246 n 246 LEU 246 A LEU 247 n 247 LEU 247 A ASP 248 n 248 ASP 248 A LYS 249 n 249 LYS 249 A LEU 250 n 250 LEU 250 A LYS 251 n 251 LYS 251 A ASN 252 n 252 ASN 252 A LYS 253 n 253 LYS 253 A TRP 254 n 254 TRP 254 A TRP 255 n 255 TRP 255 A TYR 256 n 256 TYR 256 A ASP 257 n 257 ASP 257 A LYS 258 n 258 LYS 258 A GLY 259 n 259 GLY 259 A GLU 260 n 260 GLU 260 A CYS 261 n 261 CYS 261 A n 262 262 A n 263 263 A author_defined_assembly 2 dimeric 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 x,y,z identity operation 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 2_665 -x+1,-y+1,z crystal symmetry operation 87.1390000000 63.6810000000 0.0000000000 A O LYS 52 A O LYS 52 A N VAL 8 A N VAL 8 A N THR 9 A N THR 9 A O ILE 85 A O ILE 85 A N MET 18 A N MET 18 A O GLU 33 A O GLU 33 A N ASP 101 A N ASP 101 A O THR 224 A O THR 224 A N LEU 109 A N LEU 109 A O LYS 218 A O LYS 218 A N GLY 136 A N GLY 136 A O LEU 191 A O LEU 191 A O LEU 192 A O LEU 192 A N SER 112 A N SER 112 A N ILE 115 A N ILE 115 A O MET 209 A O MET 209 1 A HOH 820 E HOH 1 A HOH 900 E HOH 1 A GLY 1 A GLY 1 1 Y 1 A ALA 2 A ALA 2 1 Y 1 A ASN 3 A ASN 3 1 Y 1 A GLY 262 A GLY 262 1 Y 1 A SER 263 A SER 263 1 Y 1 A ASP 67 -91.40 -62.31 1 A PRO 205 -79.76 21.14 PROTEIN_REP.PARAM PROTEIN.TOP 24.2 2.27 0.95 -3.22 0.00 0.00 0.00 Residues 1-3 and 262-263 were not located in the electron density map. The side chains of the following residues are not fully defined: LYS A4, LYS A21, LYS A50, LYS A69, ARG A172, LYS A258 0.215 0.006 0.186 1.73 19.59 1407 27789 27789 0.051 97.6 Random. 1249977 1249977 1 RESTRAINED THROUGHOUT 0 Difference Fourier PDB entry 1M5C (S1S2J:Br-HIBO). Engh & Huber FLAT MODEL 63.7557 0.445437 0.21 0.18 5.00 0.17 0.14 1.73 19.59 326 2366 23 0 2017 0.005 1.2 21.5 0.73 1.16 1.50 1.75 2.00 2.30 2.00 3.50 2.50 0.272 0.018 0.237 1.84 233 4212 4445 6 0.052 95.1 20.9 1.73 20.00 1M5D 27834 27589 -3.0 0.072 1 14.3000 4.8 97.9 0.393 1.73 1.77 4.0 1829 1 97.4 data reduction DENZO data scaling SCALEPACK refinement CNS 1.0 phasing CNS 1.0 X-RAY STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J-Y702F) IN COMPLEX WITH Br-HIBO AT 1.73 A RESOLUTION 1 N N 2 N N 2 N N 3 N N 4 N N The biological assembly is a dimer. The dimer of chain A can be generated by the two fold axis: -x, -y, z. A ASN 22 A ASN 22 HELX_P A LEU 26 A LEU 26 5 1 5 A GLU 27 A GLU 27 HELX_P A GLU 30 A GLU 30 5 2 4 A GLY 34 A GLY 34 HELX_P A GLY 48 A GLY 48 1 3 15 A ASN 72 A ASN 72 HELX_P A TYR 80 A TYR 80 1 4 9 A THR 93 A THR 93 HELX_P A GLU 98 A GLU 98 1 5 6 A SER 123 A SER 123 HELX_P A LYS 129 A LYS 129 1 6 7 A GLY 141 A GLY 141 HELX_P A SER 150 A SER 150 1 7 10 A ILE 152 A ILE 152 HELX_P A ALA 165 A ALA 165 1 8 14 A THR 173 A THR 173 HELX_P A SER 184 A SER 184 1 9 12 A SER 194 A SER 194 HELX_P A GLN 202 A GLN 202 1 10 9 A SER 229 A SER 229 HELX_P A GLN 244 A GLN 244 1 11 16 A GLY 245 A GLY 245 HELX_P A TYR 256 A TYR 256 1 12 12 disulf 2.028 A CYS 206 A SG CYS 206 1_555 A CYS 261 A SG CYS 261 1_555 MEMBRANE PROTEIN Ionotropic glutamate receptor, GluR2, ligand binding core, agonist complex, MEMBRANE PROTEIN A SER 14 A SER 14 1 A PRO 15 A PRO 15 0.40 A GLU 166 A GLU 166 1 A PRO 167 A PRO 167 -0.45 A LYS 204 A LYS 204 1 A PRO 205 A PRO 205 0.89 GRIA2_RAT UNP 1 413 P19491 NKTVVVTTILESPYVMMKKNHEMLEGNERYEGYCVDLAAEIAKHCGFKYKLTIVGDGKYGARDADTKIWNGMVGELVYGK ADIAIAPLTITLVREEVIDFSKPFMSLGISIMIKKPIESAEDLSKQTEIAYGTLDSGSTKEFFRRSKIAVFDKMWTYMRS AEPSVFVRTTAEGVARVRKSKGKYAYLLESTMNEYIEQRKPCDTMKVGGNLDSKGYGIATPKGSSLGNAVNLAVLKLNEQ GLLDKLKNKWWYDKGECGS 413 527 1M5D 3 117 P19491 A 1 3 117 653 796 1M5D 120 263 P19491 A 1 120 263 1 cloning artifact GLY 1 1M5D A P19491 UNP 1 1 cloning artifact ALA 2 1M5D A P19491 UNP 2 1 linker GLY 118 1M5D A P19491 UNP 118 1 linker THR 119 1M5D A P19491 UNP 119 1 TYR engineered mutation PHE 190 1M5D A P19491 UNP 723 190 3 2 2 2 4 parallel parallel anti-parallel anti-parallel anti-parallel parallel anti-parallel anti-parallel A TYR 51 A TYR 51 A ILE 55 A ILE 55 A VAL 6 A VAL 6 A THR 10 A THR 10 A ILE 85 A ILE 85 A ALA 86 A ALA 86 A MET 18 A MET 18 A MET 19 A MET 19 A TYR 32 A TYR 32 A GLU 33 A GLU 33 A ILE 100 A ILE 100 A PHE 102 A PHE 102 A ALA 223 A ALA 223 A PRO 225 A PRO 225 A MET 107 A MET 107 A LEU 109 A LEU 109 A LYS 218 A LYS 218 A TYR 220 A TYR 220 A ALA 134 A ALA 134 A GLY 136 A GLY 136 A TYR 188 A TYR 188 A GLU 193 A GLU 193 A ILE 111 A ILE 111 A LYS 116 A LYS 116 A THR 208 A THR 208 A VAL 211 A VAL 211 BINDING SITE FOR RESIDUE SO4 A 612 A SO4 612 Software 8 BINDING SITE FOR RESIDUE SO4 A 613 A SO4 613 Software 7 BINDING SITE FOR RESIDUE BRH A 611 A BRH 611 Software 13 A GLU 27 A GLU 27 8 1_555 A GLY 28 A GLY 28 8 1_555 A ASN 29 A ASN 29 8 1_555 A GLU 30 A GLU 30 8 1_555 A ARG 149 A ARG 149 8 4_456 A LYS 151 A LYS 151 8 4_456 A HOH 812 E HOH 8 1_555 A HOH 868 E HOH 8 4_456 A HIS 23 A HIS 23 7 1_555 A ARG 31 A ARG 31 7 1_555 A HIS 46 A HIS 46 7 3_556 A LYS 240 A LYS 240 7 3_556 A HOH 698 E HOH 7 3_556 A HOH 730 E HOH 7 1_555 A HOH 914 E HOH 7 3_556 A GLU 13 A GLU 13 13 1_555 A TYR 61 A TYR 61 13 1_555 A PRO 89 A PRO 89 13 1_555 A LEU 90 A LEU 90 13 1_555 A THR 91 A THR 91 13 1_555 A ARG 96 A ARG 96 13 1_555 A LEU 138 A LEU 138 13 1_555 A GLY 141 A GLY 141 13 1_555 A SER 142 A SER 142 13 1_555 A THR 143 A THR 143 13 1_555 A LEU 192 A LEU 192 13 1_555 A GLU 193 A GLU 193 13 1_555 A MET 196 A MET 196 13 1_555 18 P 21 21 2