HEADER MEMBRANE PROTEIN 14-AUG-18 6HCB TITLE STRUCTURE OF GLUA2 LIGAND-BINDING DOMAIN (S1S2J-N775S) IN COMPLEX WITH TITLE 2 GLUTAMATE AND TDPAM01 AT 1.9 A RESOLUTION. COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR 2; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: GLUR-2,AMPA-SELECTIVE GLUTAMATE RECEPTOR 2,GLUR-B,GLUR-K2, COMPND 5 GLUTAMATE RECEPTOR IONOTROPIC,AMPA 2,GLUA2; COMPND 6 ENGINEERED: YES; COMPND 7 OTHER_DETAILS: NATIVE GLUA2 IS A MEMBRANE PROTEIN. THE CRYSTALLIZED COMPND 8 PROTEIN IS A N775S-MUTANT OF THE GLUA2 LIGAND-BINDING DOMAIN. THE COMPND 9 SEQUENCE MATCHES DISCONTINUOUSLY WITH REFERENCE DATABASE (413-527, COMPND 10 653-797). TRANSMEMBRANE REGIONS ARE REPLACED WITH A GLY-THR LINKER COMPND 11 (RESIDUES 118-119) AND GLY1-ALA2 IS CLONING REMNANT.THE SEQUENCE COMPND 12 MATCHES DISCONTINUOUSLY WITH REFERENCE DATABASE (413-527, 653-797). SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: GRIA2, GLUR2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_VARIANT: ORIGAMI B; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET22B(+) KEYWDS AMPA RECEPTOR, GLUA2, LIGAND-BINDING DOMAIN, GLUA2-S1S2J-N775S, KEYWDS 2 MEMBRANE PROTEIN, SIGNALING PROTEIN, POSITIVE ALLOSTERIC MODULATOR EXPDTA X-RAY DIFFRACTION AUTHOR S.LAULUMAA,M.MASTERNAK,K.FRYDENVANG,J.S.KASTRUP REVDAT 3 17-JAN-24 6HCB 1 REMARK REVDAT 2 12-JUN-19 6HCB 1 AUTHOR REVDAT 1 03-APR-19 6HCB 0 JRNL AUTH S.LAULUMAA,K.V.HANSEN,M.MASTERNAK,T.DRAPIER,P.FRANCOTTE, JRNL AUTH 2 B.PIROTTE,K.FRYDENVANG,J.S.KASTRUP JRNL TITL CRYSTAL STRUCTURES OF POTENT DIMERIC POSITIVE ALLOSTERIC JRNL TITL 2 MODULATORS AT THE LIGAND-BINDING DOMAIN OF THE GLUA2 JRNL TITL 3 RECEPTOR. JRNL REF ACS MED.CHEM.LETT. V. 10 243 2019 JRNL REFN ISSN 1948-5875 JRNL PMID 30891120 JRNL DOI 10.1021/ACSMEDCHEMLETT.8B00369 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.12_2829 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 48.72 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.520 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 45505 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.170 REMARK 3 R VALUE (WORKING SET) : 0.169 REMARK 3 FREE R VALUE : 0.192 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.050 REMARK 3 FREE R VALUE TEST SET COUNT : 2300 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 48.7340 - 4.7863 1.00 2894 165 0.1801 0.2136 REMARK 3 2 4.7863 - 3.7995 1.00 2771 163 0.1312 0.1416 REMARK 3 3 3.7995 - 3.3194 1.00 2764 126 0.1591 0.1760 REMARK 3 4 3.3194 - 3.0159 1.00 2716 149 0.1686 0.1939 REMARK 3 5 3.0159 - 2.7998 1.00 2679 146 0.1864 0.2278 REMARK 3 6 2.7998 - 2.6347 1.00 2720 144 0.1785 0.1783 REMARK 3 7 2.6347 - 2.5028 1.00 2667 148 0.1725 0.1983 REMARK 3 8 2.5028 - 2.3938 1.00 2686 145 0.1767 0.1736 REMARK 3 9 2.3938 - 2.3017 1.00 2663 161 0.1660 0.1988 REMARK 3 10 2.3017 - 2.2222 1.00 2690 132 0.1717 0.2021 REMARK 3 11 2.2222 - 2.1528 1.00 2662 144 0.1730 0.2037 REMARK 3 12 2.1528 - 2.0912 1.00 2688 131 0.1699 0.2032 REMARK 3 13 2.0912 - 2.0362 1.00 2650 133 0.1794 0.2283 REMARK 3 14 2.0362 - 1.9865 1.00 2634 152 0.1947 0.2261 REMARK 3 15 1.9865 - 1.9413 1.00 2684 131 0.2148 0.2342 REMARK 3 16 1.9413 - 1.9000 0.99 2637 130 0.2232 0.2673 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.170 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.120 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 25.15 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 35.53 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.005 4315 REMARK 3 ANGLE : 0.756 5818 REMARK 3 CHIRALITY : 0.049 630 REMARK 3 PLANARITY : 0.004 716 REMARK 3 DIHEDRAL : 15.733 2615 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 8 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 4 THROUGH 47 ) REMARK 3 ORIGIN FOR THE GROUP (A): 29.9048 143.2061 15.2929 REMARK 3 T TENSOR REMARK 3 T11: 0.3243 T22: 0.1362 REMARK 3 T33: 0.1282 T12: -0.0132 REMARK 3 T13: 0.0361 T23: 0.0029 REMARK 3 L TENSOR REMARK 3 L11: 4.1276 L22: 2.7747 REMARK 3 L33: 3.0243 L12: -0.1876 REMARK 3 L13: 0.7661 L23: 0.7602 REMARK 3 S TENSOR REMARK 3 S11: -0.0489 S12: 0.0287 S13: -0.1285 REMARK 3 S21: -0.2453 S22: 0.0005 S23: 0.0317 REMARK 3 S31: 0.2654 S32: -0.0122 S33: 0.0521 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 48 THROUGH 123 ) REMARK 3 ORIGIN FOR THE GROUP (A): 40.2040 155.9396 14.2655 REMARK 3 T TENSOR REMARK 3 T11: 0.1976 T22: 0.1757 REMARK 3 T33: 0.1617 T12: 0.0634 REMARK 3 T13: 0.0496 T23: 0.0271 REMARK 3 L TENSOR REMARK 3 L11: 1.2402 L22: 1.3871 REMARK 3 L33: 2.9539 L12: 0.3408 REMARK 3 L13: 0.5401 L23: -0.0165 REMARK 3 S TENSOR REMARK 3 S11: -0.0419 S12: 0.0696 S13: -0.0286 REMARK 3 S21: -0.2103 S22: -0.0298 S23: -0.1043 REMARK 3 S31: 0.2840 S32: 0.3224 S33: 0.0424 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 124 THROUGH 217 ) REMARK 3 ORIGIN FOR THE GROUP (A): 47.6076 158.7003 29.7704 REMARK 3 T TENSOR REMARK 3 T11: 0.1734 T22: 0.2454 REMARK 3 T33: 0.2336 T12: 0.0438 REMARK 3 T13: 0.0035 T23: 0.0551 REMARK 3 L TENSOR REMARK 3 L11: 4.7432 L22: 2.8207 REMARK 3 L33: 2.5366 L12: 0.5317 REMARK 3 L13: 0.3760 L23: -0.7682 REMARK 3 S TENSOR REMARK 3 S11: -0.1203 S12: -0.2087 S13: 0.1320 REMARK 3 S21: 0.0590 S22: -0.2527 S23: -0.4298 REMARK 3 S31: 0.0284 S32: 0.3963 S33: 0.3153 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 218 THROUGH 262 ) REMARK 3 ORIGIN FOR THE GROUP (A): 25.8862 155.8175 18.0588 REMARK 3 T TENSOR REMARK 3 T11: 0.1765 T22: 0.0557 REMARK 3 T33: 0.2071 T12: -0.0014 REMARK 3 T13: 0.0194 T23: -0.0231 REMARK 3 L TENSOR REMARK 3 L11: 4.0437 L22: 3.3551 REMARK 3 L33: 5.1964 L12: 0.4210 REMARK 3 L13: 0.2407 L23: -1.3282 REMARK 3 S TENSOR REMARK 3 S11: 0.0007 S12: -0.0692 S13: 0.1580 REMARK 3 S21: 0.0036 S22: 0.0827 S23: 0.3882 REMARK 3 S31: 0.3649 S32: -0.2040 S33: -0.1350 REMARK 3 TLS GROUP : 5 REMARK 3 SELECTION: CHAIN 'B' AND (RESID 1 THROUGH 47 ) REMARK 3 ORIGIN FOR THE GROUP (A): 29.6316 190.2146 14.4638 REMARK 3 T TENSOR REMARK 3 T11: 0.2497 T22: 0.1569 REMARK 3 T33: 0.1887 T12: -0.0330 REMARK 3 T13: 0.0562 T23: -0.0133 REMARK 3 L TENSOR REMARK 3 L11: 3.9340 L22: 2.9200 REMARK 3 L33: 2.8164 L12: 0.3014 REMARK 3 L13: 0.6546 L23: -0.4553 REMARK 3 S TENSOR REMARK 3 S11: 0.1404 S12: -0.0539 S13: 0.3240 REMARK 3 S21: -0.2010 S22: -0.0804 S23: -0.1508 REMARK 3 S31: -0.4347 S32: 0.2093 S33: -0.0755 REMARK 3 TLS GROUP : 6 REMARK 3 SELECTION: CHAIN 'B' AND (RESID 48 THROUGH 123 ) REMARK 3 ORIGIN FOR THE GROUP (A): 19.0780 177.5694 14.3696 REMARK 3 T TENSOR REMARK 3 T11: 0.1483 T22: 0.1721 REMARK 3 T33: 0.1907 T12: 0.0179 REMARK 3 T13: -0.0080 T23: 0.0048 REMARK 3 L TENSOR REMARK 3 L11: 0.5837 L22: 1.0464 REMARK 3 L33: 3.8047 L12: 0.0011 REMARK 3 L13: -0.9918 L23: -0.4424 REMARK 3 S TENSOR REMARK 3 S11: 0.0599 S12: 0.0465 S13: -0.0017 REMARK 3 S21: -0.1383 S22: 0.0145 S23: 0.0687 REMARK 3 S31: -0.0710 S32: -0.2671 S33: -0.0838 REMARK 3 TLS GROUP : 7 REMARK 3 SELECTION: CHAIN 'B' AND (RESID 124 THROUGH 217 ) REMARK 3 ORIGIN FOR THE GROUP (A): 11.5404 174.7941 29.6567 REMARK 3 T TENSOR REMARK 3 T11: 0.1057 T22: 0.1304 REMARK 3 T33: 0.2025 T12: 0.0006 REMARK 3 T13: 0.0277 T23: 0.0147 REMARK 3 L TENSOR REMARK 3 L11: 4.0237 L22: 3.2954 REMARK 3 L33: 2.4122 L12: 0.8675 REMARK 3 L13: -0.1321 L23: 0.3537 REMARK 3 S TENSOR REMARK 3 S11: -0.0580 S12: 0.0756 S13: -0.2620 REMARK 3 S21: 0.1227 S22: 0.0472 S23: 0.3599 REMARK 3 S31: 0.0696 S32: -0.1774 S33: 0.0011 REMARK 3 TLS GROUP : 8 REMARK 3 SELECTION: CHAIN 'B' AND (RESID 218 THROUGH 262 ) REMARK 3 ORIGIN FOR THE GROUP (A): 33.3166 177.8130 18.1355 REMARK 3 T TENSOR REMARK 3 T11: 0.1389 T22: 0.0928 REMARK 3 T33: 0.2581 T12: -0.0116 REMARK 3 T13: -0.0024 T23: 0.0249 REMARK 3 L TENSOR REMARK 3 L11: 3.6605 L22: 3.2908 REMARK 3 L33: 6.9585 L12: 0.0653 REMARK 3 L13: -0.0826 L23: 1.4063 REMARK 3 S TENSOR REMARK 3 S11: -0.0020 S12: -0.1517 S13: -0.0381 REMARK 3 S21: 0.0156 S22: 0.0196 S23: -0.4854 REMARK 3 S31: -0.2626 S32: 0.3457 S33: -0.0407 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : 1 REMARK 3 NCS GROUP : 1 REMARK 3 NCS OPERATOR : 1 REMARK 3 REFERENCE SELECTION: (CHAIN A AND (RESID 4 THROUGH 21 OR RESID REMARK 3 23 THROUGH 53 OR RESID 55 THROUGH 76 OR REMARK 3 RESID 78 THROUGH 107 OR RESID 109 THROUGH REMARK 3 163 OR RESID 165 THROUGH 195 OR RESID 197 REMARK 3 THROUGH 208 OR RESID 210 THROUGH 216 OR REMARK 3 RESID 218 THROUGH 262)) REMARK 3 SELECTION : (CHAIN B AND (RESID 4 THROUGH 21 OR RESID REMARK 3 23 THROUGH 53 OR RESID 55 THROUGH 76 OR REMARK 3 RESID 78 THROUGH 107 OR RESID 109 THROUGH REMARK 3 163 OR RESID 165 THROUGH 195 OR RESID 197 REMARK 3 THROUGH 208 OR RESID 210 THROUGH 216 OR REMARK 3 RESID 218 THROUGH 262)) REMARK 3 ATOM PAIRS NUMBER : 2959 REMARK 3 RMSD : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6HCB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 16-AUG-18. REMARK 100 THE DEPOSITION ID IS D_1200011448. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-JUN-17 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : MAX IV REMARK 200 BEAMLINE : BIOMAX REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.980 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : SCALA 3.3.22 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 45663 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 48.720 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 13.30 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.13100 REMARK 200 FOR THE DATA SET : 10.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 12.50 REMARK 200 R MERGE FOR SHELL (I) : 0.66000 REMARK 200 R SYM FOR SHELL (I) : 0.66000 REMARK 200 FOR SHELL : 1.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 5O9A REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.96 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.41 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 15% PEG4000, 0.1 M AMMONIUM SULPHATE, REMARK 280 0.1 M PHOSPHATE CITRATE, PH 4.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 279K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z REMARK 290 4555 X+1/2,-Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 48.71800 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 61.01250 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 48.71800 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 61.01250 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 5710 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23610 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -154.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 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 GLY A 1 REMARK 465 ALA A 2 REMARK 465 ASN A 3 REMARK 465 SER A 263 REMARK 465 GLY A 264 REMARK 465 SER B 263 REMARK 465 GLY B 264 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 TRP A 255 -69.58 -104.46 REMARK 500 TRP B 255 -69.97 -102.42 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 304 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 305 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 306 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GLU A 307 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GOL A 308 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GOL A 309 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 310 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 311 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 312 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue PEG A 313 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue D45 B 304 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GLU B 305 REMARK 800 REMARK 800 SITE_IDENTIFIER: AE1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GOL B 306 REMARK 800 REMARK 800 SITE_IDENTIFIER: AE2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GOL B 307 REMARK 800 REMARK 800 SITE_IDENTIFIER: AE3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL B 308 REMARK 800 REMARK 800 SITE_IDENTIFIER: AE4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue PEG B 309 DBREF 6HCB A 3 117 UNP P19491 GRIA2_RAT 413 527 DBREF 6HCB A 120 264 UNP P19491 GRIA2_RAT 653 797 DBREF 6HCB B 3 117 UNP P19491 GRIA2_RAT 413 527 DBREF 6HCB B 120 264 UNP P19491 GRIA2_RAT 653 797 SEQADV 6HCB GLY A 1 UNP P19491 EXPRESSION TAG SEQADV 6HCB ALA A 2 UNP P19491 EXPRESSION TAG SEQADV 6HCB GLY A 118 UNP P19491 LINKER SEQADV 6HCB THR A 119 UNP P19491 LINKER SEQADV 6HCB SER A 242 UNP P19491 ASN 775 ENGINEERED MUTATION SEQADV 6HCB GLY B 1 UNP P19491 EXPRESSION TAG SEQADV 6HCB ALA B 2 UNP P19491 EXPRESSION TAG SEQADV 6HCB GLY B 118 UNP P19491 LINKER SEQADV 6HCB THR B 119 UNP P19491 LINKER SEQADV 6HCB SER B 242 UNP P19491 ASN 775 ENGINEERED MUTATION SEQRES 1 A 264 GLY ALA ASN LYS THR VAL VAL VAL THR THR ILE LEU GLU SEQRES 2 A 264 SER PRO TYR VAL MET MET LYS LYS ASN HIS GLU MET LEU SEQRES 3 A 264 GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU SEQRES 4 A 264 ALA ALA GLU ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS SEQRES 5 A 264 LEU THR ILE VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP SEQRES 6 A 264 ALA ASP THR LYS ILE TRP ASN GLY MET VAL GLY GLU LEU SEQRES 7 A 264 VAL TYR GLY LYS ALA ASP ILE ALA ILE ALA PRO LEU THR SEQRES 8 A 264 ILE THR LEU VAL ARG GLU GLU VAL ILE ASP PHE SER LYS SEQRES 9 A 264 PRO PHE MET SER LEU GLY ILE SER ILE MET ILE LYS LYS SEQRES 10 A 264 GLY THR PRO ILE GLU SER ALA GLU ASP LEU SER LYS GLN SEQRES 11 A 264 THR GLU ILE ALA TYR GLY THR LEU ASP SER GLY SER THR SEQRES 12 A 264 LYS GLU PHE PHE ARG ARG SER LYS ILE ALA VAL PHE ASP SEQRES 13 A 264 LYS MET TRP THR TYR MET ARG SER ALA GLU PRO SER VAL SEQRES 14 A 264 PHE VAL ARG THR THR ALA GLU GLY VAL ALA ARG VAL ARG SEQRES 15 A 264 LYS SER LYS GLY LYS TYR ALA TYR LEU LEU GLU SER THR SEQRES 16 A 264 MET ASN GLU TYR ILE GLU GLN ARG LYS PRO CYS ASP THR SEQRES 17 A 264 MET LYS VAL GLY GLY ASN LEU ASP SER LYS GLY TYR GLY SEQRES 18 A 264 ILE ALA THR PRO LYS GLY SER SER LEU GLY ASN ALA VAL SEQRES 19 A 264 ASN LEU ALA VAL LEU LYS LEU SER GLU GLN GLY LEU LEU SEQRES 20 A 264 ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU SEQRES 21 A 264 CYS GLY SER GLY SEQRES 1 B 264 GLY ALA ASN LYS THR VAL VAL VAL THR THR ILE LEU GLU SEQRES 2 B 264 SER PRO TYR VAL MET MET LYS LYS ASN HIS GLU MET LEU SEQRES 3 B 264 GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU SEQRES 4 B 264 ALA ALA GLU ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS SEQRES 5 B 264 LEU THR ILE VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP SEQRES 6 B 264 ALA ASP THR LYS ILE TRP ASN GLY MET VAL GLY GLU LEU SEQRES 7 B 264 VAL TYR GLY LYS ALA ASP ILE ALA ILE ALA PRO LEU THR SEQRES 8 B 264 ILE THR LEU VAL ARG GLU GLU VAL ILE ASP PHE SER LYS SEQRES 9 B 264 PRO PHE MET SER LEU GLY ILE SER ILE MET ILE LYS LYS SEQRES 10 B 264 GLY THR PRO ILE GLU SER ALA GLU ASP LEU SER LYS GLN SEQRES 11 B 264 THR GLU ILE ALA TYR GLY THR LEU ASP SER GLY SER THR SEQRES 12 B 264 LYS GLU PHE PHE ARG ARG SER LYS ILE ALA VAL PHE ASP SEQRES 13 B 264 LYS MET TRP THR TYR MET ARG SER ALA GLU PRO SER VAL SEQRES 14 B 264 PHE VAL ARG THR THR ALA GLU GLY VAL ALA ARG VAL ARG SEQRES 15 B 264 LYS SER LYS GLY LYS TYR ALA TYR LEU LEU GLU SER THR SEQRES 16 B 264 MET ASN GLU TYR ILE GLU GLN ARG LYS PRO CYS ASP THR SEQRES 17 B 264 MET LYS VAL GLY GLY ASN LEU ASP SER LYS GLY TYR GLY SEQRES 18 B 264 ILE ALA THR PRO LYS GLY SER SER LEU GLY ASN ALA VAL SEQRES 19 B 264 ASN LEU ALA VAL LEU LYS LEU SER GLU GLN GLY LEU LEU SEQRES 20 B 264 ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU SEQRES 21 B 264 CYS GLY SER GLY HET SO4 A 301 5 HET SO4 A 302 5 HET SO4 A 303 5 HET SO4 A 304 5 HET SO4 A 305 5 HET SO4 A 306 5 HET GLU A 307 18 HET GOL A 308 14 HET GOL A 309 14 HET CL A 310 1 HET CL A 311 1 HET CL A 312 1 HET PEG A 313 17 HET SO4 B 301 5 HET SO4 B 302 5 HET SO4 B 303 5 HET D45 B 304 50 HET GLU B 305 15 HET GOL B 306 14 HET GOL B 307 14 HET CL B 308 1 HET PEG B 309 17 HETNAM SO4 SULFATE ION HETNAM GLU GLUTAMIC ACID HETNAM GOL GLYCEROL HETNAM CL CHLORIDE ION HETNAM PEG DI(HYDROXYETHYL)ETHER HETNAM D45 6,6'-(ETHANE-1,2-DIYL)BIS(4-METHYL-3,4-DIHYDRO-2H-1,2, HETNAM 2 D45 4-BENZOTHIADIAZINE 1,1-DIOXIDE) HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 3 SO4 9(O4 S 2-) FORMUL 9 GLU 2(C5 H9 N O4) FORMUL 10 GOL 4(C3 H8 O3) FORMUL 12 CL 4(CL 1-) FORMUL 15 PEG 2(C4 H10 O3) FORMUL 19 D45 C18 H22 N4 O4 S2 FORMUL 25 HOH *302(H2 O) HELIX 1 AA1 ASN A 22 LEU A 26 5 5 HELIX 2 AA2 GLU A 27 GLU A 30 5 4 HELIX 3 AA3 GLY A 34 GLY A 48 1 15 HELIX 4 AA4 ASN A 72 TYR A 80 1 9 HELIX 5 AA5 THR A 93 GLU A 98 1 6 HELIX 6 AA6 SER A 123 LYS A 129 1 7 HELIX 7 AA7 GLY A 141 SER A 150 1 10 HELIX 8 AA8 ILE A 152 ALA A 165 1 14 HELIX 9 AA9 THR A 173 SER A 184 1 12 HELIX 10 AB1 SER A 194 GLN A 202 1 9 HELIX 11 AB2 LEU A 230 GLN A 244 1 15 HELIX 12 AB3 GLY A 245 TRP A 255 1 11 HELIX 13 AB4 TYR A 256 GLY A 259 5 4 HELIX 14 AB5 ASN B 22 LEU B 26 5 5 HELIX 15 AB6 GLU B 27 GLU B 30 5 4 HELIX 16 AB7 GLY B 34 GLY B 48 1 15 HELIX 17 AB8 ASN B 72 TYR B 80 1 9 HELIX 18 AB9 THR B 93 GLU B 98 1 6 HELIX 19 AC1 SER B 123 LYS B 129 1 7 HELIX 20 AC2 GLY B 141 SER B 150 1 10 HELIX 21 AC3 ILE B 152 ALA B 165 1 14 HELIX 22 AC4 THR B 173 SER B 184 1 12 HELIX 23 AC5 SER B 194 GLN B 202 1 9 HELIX 24 AC6 LEU B 230 GLN B 244 1 15 HELIX 25 AC7 GLY B 245 TRP B 255 1 11 SHEET 1 AA1 3 TYR A 51 ILE A 55 0 SHEET 2 AA1 3 VAL A 6 THR A 10 1 N VAL A 8 O THR A 54 SHEET 3 AA1 3 ILE A 85 ALA A 86 1 O ILE A 85 N THR A 9 SHEET 1 AA2 2 MET A 18 MET A 19 0 SHEET 2 AA2 2 TYR A 32 GLU A 33 -1 O GLU A 33 N MET A 18 SHEET 1 AA3 2 ILE A 100 PHE A 102 0 SHEET 2 AA3 2 ALA A 223 PRO A 225 -1 O THR A 224 N ASP A 101 SHEET 1 AA4 2 MET A 107 LEU A 109 0 SHEET 2 AA4 2 LYS A 218 TYR A 220 -1 O LYS A 218 N LEU A 109 SHEET 1 AA5 4 ALA A 134 GLY A 136 0 SHEET 2 AA5 4 TYR A 188 GLU A 193 1 O LEU A 191 N GLY A 136 SHEET 3 AA5 4 ILE A 111 LYS A 116 -1 N MET A 114 O TYR A 190 SHEET 4 AA5 4 THR A 208 VAL A 211 -1 O MET A 209 N ILE A 115 SHEET 1 AA6 3 TYR B 51 ILE B 55 0 SHEET 2 AA6 3 VAL B 6 THR B 10 1 N VAL B 8 O THR B 54 SHEET 3 AA6 3 ILE B 85 ALA B 86 1 O ILE B 85 N THR B 9 SHEET 1 AA7 2 MET B 18 MET B 19 0 SHEET 2 AA7 2 TYR B 32 GLU B 33 -1 O GLU B 33 N MET B 18 SHEET 1 AA8 2 ILE B 100 PHE B 102 0 SHEET 2 AA8 2 ALA B 223 PRO B 225 -1 O THR B 224 N ASP B 101 SHEET 1 AA9 2 MET B 107 LEU B 109 0 SHEET 2 AA9 2 LYS B 218 TYR B 220 -1 O LYS B 218 N LEU B 109 SHEET 1 AB1 4 ALA B 134 GLY B 136 0 SHEET 2 AB1 4 TYR B 188 GLU B 193 1 O LEU B 191 N GLY B 136 SHEET 3 AB1 4 ILE B 111 LYS B 116 -1 N MET B 114 O TYR B 190 SHEET 4 AB1 4 THR B 208 VAL B 211 -1 O MET B 209 N ILE B 115 SSBOND 1 CYS A 206 CYS A 261 1555 1555 2.03 SSBOND 2 CYS B 206 CYS B 261 1555 1555 2.04 CISPEP 1 SER A 14 PRO A 15 0 -1.86 CISPEP 2 GLU A 166 PRO A 167 0 -1.91 CISPEP 3 LYS A 204 PRO A 205 0 6.00 CISPEP 4 SER B 14 PRO B 15 0 -1.11 CISPEP 5 GLU B 166 PRO B 167 0 -2.68 CISPEP 6 LYS B 204 PRO B 205 0 5.15 SITE 1 AC1 5 ARG A 31 HOH A 433 HOH A 473 HOH A 477 SITE 2 AC1 5 LYS B 183 SITE 1 AC2 8 ALA A 63 ASP A 139 SER A 140 LYS A 144 SITE 2 AC2 8 ARG A 148 HOH A 406 HOH A 410 HOH A 482 SITE 1 AC3 6 GLU A 97 ASP A 101 PHE A 102 HOH A 448 SITE 2 AC3 6 HOH A 528 LYS B 104 SITE 1 AC4 2 HIS A 46 GLN A 244 SITE 1 AC5 3 LYS A 249 ILE B 152 ALA B 153 SITE 1 AC6 6 MET A 107 SER A 108 HOH A 454 HOH A 460 SITE 2 AC6 6 SER B 217 D45 B 304 SITE 1 AC7 13 TYR A 61 PRO A 89 LEU A 90 THR A 91 SITE 2 AC7 13 ARG A 96 GLY A 141 SER A 142 THR A 143 SITE 3 AC7 13 GLU A 193 TYR A 220 HOH A 425 HOH A 428 SITE 4 AC7 13 HOH A 456 SITE 1 AC8 5 SER A 194 GLU A 198 LYS A 210 ASN A 214 SITE 2 AC8 5 HOH A 401 SITE 1 AC9 2 TYR A 199 ARG A 203 SITE 1 AD1 1 ASN A 22 SITE 1 AD2 1 ASP A 58 SITE 1 AD3 1 THR A 5 SITE 1 AD4 3 LYS A 144 ARG A 148 ARG A 163 SITE 1 AD5 6 LYS A 104 HOH A 525 GLU B 97 ASP B 101 SITE 2 AD5 6 PHE B 102 HOH B 441 SITE 1 AD6 6 SER B 140 LYS B 144 ARG B 148 HOH B 408 SITE 2 AD6 6 HOH B 449 HOH B 492 SITE 1 AD7 6 SER A 217 MET B 107 SER B 108 D45 B 304 SITE 2 AD7 6 HOH B 414 HOH B 453 SITE 1 AD8 16 LYS A 104 PRO A 105 SER A 108 SER A 217 SITE 2 AD8 16 LYS A 218 GLY A 219 SER A 242 SO4 A 306 SITE 3 AD8 16 LYS B 104 PRO B 105 SER B 108 SER B 217 SITE 4 AD8 16 LYS B 218 GLY B 219 SER B 242 SO4 B 303 SITE 1 AD9 13 TYR B 61 PRO B 89 LEU B 90 THR B 91 SITE 2 AD9 13 ARG B 96 GLY B 141 SER B 142 THR B 143 SITE 3 AD9 13 GLU B 193 TYR B 220 HOH B 425 HOH B 437 SITE 4 AD9 13 HOH B 461 SITE 1 AE1 2 ASP B 58 ASN B 72 SITE 1 AE2 4 SER B 194 GLU B 198 LYS B 210 ASN B 214 SITE 1 AE3 2 LYS B 4 THR B 5 SITE 1 AE4 2 LYS B 144 ARG B 148 CRYST1 97.436 122.025 47.623 90.00 90.00 90.00 P 21 21 2 8 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.010263 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008195 0.000000 0.00000 SCALE3 0.000000 0.000000 0.020998 0.00000