HEADER MEMBRANE PROTEIN 02-FEB-09 3G3H TITLE CRYSTAL STRUCTURE OF THE GLUR6 LIGAND BINDING DOMAIN DIMER K665R I749L TITLE 2 Q753K MUTANT WITH GLUTAMATE AND NACL AT 1.5 ANGSTROM RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR, IONOTROPIC KAINATE 2; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: RESIDUES 429-544, 667-806; COMPND 5 SYNONYM: GLUTAMATE RECEPTOR 6, GLUR-6, GLUR6; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_TAXID: 10116; SOURCE 4 GENE: GRIK2; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: ORIGAMIB (DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET22B MODIFIED KEYWDS MEMBRANE PROTEIN, CELL JUNCTION, CELL MEMBRANE, GLYCOPROTEIN, ION KEYWDS 2 TRANSPORT, IONIC CHANNEL, MEMBRANE, POSTSYNAPTIC CELL MEMBRANE, KEYWDS 3 RECEPTOR, RNA EDITING, SYNAPSE, TRANSMEMBRANE, TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR C.CHAUDHRY,M.L.MAYER REVDAT 4 20-OCT-21 3G3H 1 REMARK SEQADV LINK REVDAT 3 01-NOV-17 3G3H 1 REMARK REVDAT 2 26-JUL-17 3G3H 1 SOURCE REVDAT 1 02-JUN-09 3G3H 0 JRNL AUTH C.CHAUDHRY,M.C.WESTON,P.SCHUCK,C.ROSENMUND,M.L.MAYER JRNL TITL STABILITY OF LIGAND-BINDING DOMAIN DIMER ASSEMBLY CONTROLS JRNL TITL 2 KAINATE RECEPTOR DESENSITIZATION. JRNL REF EMBO J. V. 28 1518 2009 JRNL REFN ISSN 0261-4189 JRNL PMID 19339989 JRNL DOI 10.1038/EMBOJ.2009.86 REMARK 2 REMARK 2 RESOLUTION. 1.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE) 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.53 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.9 REMARK 3 NUMBER OF REFLECTIONS : 83975 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.149 REMARK 3 R VALUE (WORKING SET) : 0.147 REMARK 3 FREE R VALUE : 0.176 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 4201 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 29.5311 - 4.6550 0.94 2620 119 0.1575 0.1631 REMARK 3 2 4.6550 - 3.6971 0.96 2605 148 0.1184 0.1380 REMARK 3 3 3.6971 - 3.2304 0.96 2637 153 0.1279 0.1532 REMARK 3 4 3.2304 - 2.9353 0.97 2641 143 0.1408 0.1780 REMARK 3 5 2.9353 - 2.7251 0.98 2644 151 0.1526 0.1923 REMARK 3 6 2.7251 - 2.5645 0.98 2671 141 0.1427 0.1864 REMARK 3 7 2.5645 - 2.4361 0.98 2656 140 0.1427 0.1654 REMARK 3 8 2.4361 - 2.3301 0.98 2654 165 0.1420 0.1800 REMARK 3 9 2.3301 - 2.2405 0.98 2672 137 0.1272 0.1485 REMARK 3 10 2.2405 - 2.1632 0.98 2689 138 0.1234 0.1413 REMARK 3 11 2.1632 - 2.0956 0.99 2662 147 0.1220 0.1617 REMARK 3 12 2.0956 - 2.0357 0.99 2692 133 0.1297 0.1554 REMARK 3 13 2.0357 - 1.9821 0.99 2651 150 0.1285 0.1741 REMARK 3 14 1.9821 - 1.9338 0.99 2723 120 0.1386 0.1641 REMARK 3 15 1.9338 - 1.8898 0.99 2692 160 0.1380 0.1752 REMARK 3 16 1.8898 - 1.8496 0.99 2672 151 0.1453 0.1897 REMARK 3 17 1.8496 - 1.8126 0.99 2692 150 0.1437 0.1671 REMARK 3 18 1.8126 - 1.7784 0.99 2678 143 0.1440 0.1814 REMARK 3 19 1.7784 - 1.7466 0.99 2704 142 0.1457 0.1726 REMARK 3 20 1.7466 - 1.7170 1.00 2699 152 0.1492 0.2134 REMARK 3 21 1.7170 - 1.6893 0.99 2698 117 0.1552 0.1840 REMARK 3 22 1.6893 - 1.6634 0.99 2690 150 0.1620 0.1783 REMARK 3 23 1.6634 - 1.6389 1.00 2699 135 0.1649 0.2233 REMARK 3 24 1.6389 - 1.6158 0.99 2754 133 0.1708 0.2081 REMARK 3 25 1.6158 - 1.5940 0.99 2681 137 0.1709 0.2248 REMARK 3 26 1.5940 - 1.5733 0.97 2629 136 0.1780 0.1904 REMARK 3 27 1.5733 - 1.5536 0.97 2619 132 0.1797 0.2173 REMARK 3 28 1.5536 - 1.5349 0.96 2609 125 0.1856 0.2119 REMARK 3 29 1.5349 - 1.5170 0.94 2583 124 0.1963 0.2407 REMARK 3 30 1.5170 - 1.5000 0.93 2458 129 0.2068 0.2801 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : 0.41 REMARK 3 B_SOL : 41.75 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.170 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 12.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 : 0.010 8822 REMARK 3 ANGLE : 1.125 16050 REMARK 3 CHIRALITY : 0.093 665 REMARK 3 PLANARITY : 0.006 1333 REMARK 3 DIHEDRAL : 14.302 2284 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 6 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN A AND (RESID 3:108) REMARK 3 ORIGIN FOR THE GROUP (A): 14.0503 27.9619 -3.0498 REMARK 3 T TENSOR REMARK 3 T11: 0.0978 T22: 0.0660 REMARK 3 T33: 0.0768 T12: -0.0006 REMARK 3 T13: 0.0073 T23: 0.0201 REMARK 3 L TENSOR REMARK 3 L11: 0.5863 L22: 1.0006 REMARK 3 L33: 0.7176 L12: 0.2929 REMARK 3 L13: 0.0295 L23: -0.0365 REMARK 3 S TENSOR REMARK 3 S11: -0.0429 S12: 0.0684 S13: 0.0821 REMARK 3 S21: -0.1634 S22: 0.0570 S23: 0.0485 REMARK 3 S31: -0.0765 S32: 0.0013 S33: -0.0181 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN A AND (RESID 109:216) REMARK 3 ORIGIN FOR THE GROUP (A): 24.3975 33.8104 17.3512 REMARK 3 T TENSOR REMARK 3 T11: 0.0676 T22: 0.0504 REMARK 3 T33: 0.0713 T12: -0.0005 REMARK 3 T13: 0.0079 T23: -0.0074 REMARK 3 L TENSOR REMARK 3 L11: 0.7063 L22: 1.1252 REMARK 3 L33: 0.7520 L12: 0.2366 REMARK 3 L13: 0.0432 L23: 0.4205 REMARK 3 S TENSOR REMARK 3 S11: 0.0227 S12: -0.0178 S13: 0.0669 REMARK 3 S21: 0.0620 S22: -0.0062 S23: -0.1023 REMARK 3 S31: -0.0104 S32: 0.0425 S33: -0.0223 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN A AND (RESID 217:252) REMARK 3 ORIGIN FOR THE GROUP (A): 16.4740 15.4205 -1.1179 REMARK 3 T TENSOR REMARK 3 T11: 0.0882 T22: 0.0746 REMARK 3 T33: 0.0777 T12: -0.0038 REMARK 3 T13: 0.0118 T23: -0.0034 REMARK 3 L TENSOR REMARK 3 L11: 0.1076 L22: 0.6786 REMARK 3 L33: 0.1469 L12: 0.2781 REMARK 3 L13: 0.0612 L23: -0.2225 REMARK 3 S TENSOR REMARK 3 S11: -0.0349 S12: 0.1260 S13: 0.0016 REMARK 3 S21: -0.1513 S22: 0.0470 S23: -0.0545 REMARK 3 S31: 0.0371 S32: 0.0187 S33: 0.0028 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: CHAIN B AND (RESID 2:108) REMARK 3 ORIGIN FOR THE GROUP (A): 5.1805 0.6246 16.7495 REMARK 3 T TENSOR REMARK 3 T11: 0.0390 T22: 0.0536 REMARK 3 T33: 0.0498 T12: -0.0016 REMARK 3 T13: -0.0100 T23: 0.0114 REMARK 3 L TENSOR REMARK 3 L11: 1.0525 L22: 0.6432 REMARK 3 L33: 0.5234 L12: -0.0122 REMARK 3 L13: -0.1896 L23: 0.0739 REMARK 3 S TENSOR REMARK 3 S11: 0.0097 S12: -0.0533 S13: -0.0673 REMARK 3 S21: 0.0145 S22: 0.0144 S23: 0.0593 REMARK 3 S31: 0.0192 S32: -0.0473 S33: -0.0198 REMARK 3 TLS GROUP : 5 REMARK 3 SELECTION: CHAIN B AND (RESID 109:216) REMARK 3 ORIGIN FOR THE GROUP (A): 27.7589 -4.7161 11.3192 REMARK 3 T TENSOR REMARK 3 T11: 0.0412 T22: 0.0533 REMARK 3 T33: 0.0536 T12: 0.0068 REMARK 3 T13: -0.0003 T23: 0.0003 REMARK 3 L TENSOR REMARK 3 L11: 1.1055 L22: 0.5799 REMARK 3 L33: 0.8010 L12: -0.2387 REMARK 3 L13: 0.0740 L23: -0.1066 REMARK 3 S TENSOR REMARK 3 S11: 0.0279 S12: 0.0018 S13: -0.0708 REMARK 3 S21: -0.0067 S22: -0.0354 S23: -0.0528 REMARK 3 S31: 0.0645 S32: 0.0735 S33: 0.0062 REMARK 3 TLS GROUP : 6 REMARK 3 SELECTION: CHAIN B AND (RESID 217:252) REMARK 3 ORIGIN FOR THE GROUP (A): 7.5992 13.4435 16.9761 REMARK 3 T TENSOR REMARK 3 T11: 0.0540 T22: 0.0595 REMARK 3 T33: 0.0646 T12: 0.0044 REMARK 3 T13: 0.0051 T23: -0.0017 REMARK 3 L TENSOR REMARK 3 L11: 0.4911 L22: 0.6111 REMARK 3 L33: 0.5225 L12: 0.0651 REMARK 3 L13: 0.0231 L23: -0.2838 REMARK 3 S TENSOR REMARK 3 S11: 0.0262 S12: -0.0477 S13: 0.0902 REMARK 3 S21: 0.0711 S22: 0.0172 S23: 0.0487 REMARK 3 S31: -0.0831 S32: -0.0063 S33: -0.0457 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REFINEMENT WAS STARTED WITH REFMAC_5.2. REMARK 3 THE FINAL ROUNDS OF REFINEMENT WERE PERFORMED WITH PHENIX AND REMARK 3 INCLUDED OCCUPANCY REFINEMENT FOR IONS, AND FOR RESIDUES WITH REMARK 3 ALTERNATIVE CONFORMATIONS. REMARK 4 REMARK 4 3G3H COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-FEB-09. REMARK 100 THE DEPOSITION ID IS D_1000051375. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 31-MAR-08 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 22-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00000 REMARK 200 MONOCHROMATOR : SI(220) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 86616 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.500 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.9 REMARK 200 DATA REDUNDANCY : 2.800 REMARK 200 R MERGE (I) : 0.05300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.55 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.0 REMARK 200 DATA REDUNDANCY IN SHELL : 2.40 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.020 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: FOURIER DIFFERENCE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.22 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.33 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 15% PEG 4K, 13% ISOPROPANOL, 0.1 M REMARK 280 NACITRATE, PH 5.6, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 56.74950 REMARK 290 SMTRY3 2 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 300 REMARK: THE NATIVE PROTEIN IS BELIEVED TO BE A DIMER OF DIMERS; REMARK 300 ONLY 1 COPY OF THE DIMER FORMED BY CHAINS A AND B IS PRESENT IN REMARK 300 THIS CRYSTAL FORM. 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: 2850 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22380 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -61.0 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 SER A 2 REMARK 465 ARG A 253 REMARK 465 GLY A 254 REMARK 465 ASN A 255 REMARK 465 GLY A 256 REMARK 465 GLU A 259 REMARK 465 ARG B 253 REMARK 465 GLY B 254 REMARK 465 ASN B 255 REMARK 465 GLY B 256 REMARK 465 PRO B 258 REMARK 465 GLU B 259 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 517 O HOH B 630 2655 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 MET B 162 CG - SD - CE ANGL. DEV. = -14.7 DEGREES REMARK 500 REMARK 500 REMARK: NULL 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 GLU A 13 109.55 -161.95 REMARK 500 GLU A 13 111.65 -163.24 REMARK 500 ASN A 72 -169.84 -129.21 REMARK 500 GLU B 13 108.04 -164.73 REMARK 500 GLU B 13 111.63 -166.98 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA A 263 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 LEU A 12 O REMARK 620 2 HOH A 483 O 102.8 REMARK 620 3 HOH A 705 O 156.3 80.9 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA A 262 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 97 O REMARK 620 2 GLU A 97 OE2 100.3 REMARK 620 3 ILE A 100 O 82.6 84.9 REMARK 620 4 ASP A 101 OD1 158.3 100.5 93.2 REMARK 620 5 HOH A 345 O 87.3 113.0 160.9 90.2 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA B 262 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 97 O REMARK 620 2 GLU B 97 OE2 99.0 REMARK 620 3 ILE B 100 O 82.6 88.2 REMARK 620 4 ASP B 101 OD1 157.9 102.9 95.2 REMARK 620 5 HOH B 510 O 83.0 106.8 160.6 93.3 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLU A 260 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 261 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 262 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 263 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLU B 260 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B 261 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA B 262 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3G3F RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR6 WILD TYPE LIGAND BINDING DOMAIN DIMER REMARK 900 RELATED ID: 3G3G RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR6 K665R MUTANT LIGAND BINDING DOMAIN REMARK 900 DIMER REMARK 900 RELATED ID: 3G3I RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR6 I442H K494E I749L Q753K MUTANT REMARK 900 LIGAND BINDING DOMAIN DIMER REMARK 900 RELATED ID: 3G3J RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR6 I442H K494E K665R I749L Q753K MUTANT REMARK 900 LIGAND BINDING DOMAIN DIMER REMARK 900 RELATED ID: 3G3K RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR6 I442H K494E K665R I749L Q753K E757Q REMARK 900 MUTANT LIGAND BINDING DOMAIN DIMER DBREF 3G3H A 2 117 UNP P42260 GRIK2_RAT 429 544 DBREF 3G3H A 120 259 UNP P42260 GRIK2_RAT 667 806 DBREF 3G3H B 2 117 UNP P42260 GRIK2_RAT 429 544 DBREF 3G3H B 120 259 UNP P42260 GRIK2_RAT 667 806 SEQADV 3G3H GLY A 1 UNP P42260 EXPRESSION TAG SEQADV 3G3H GLY A 118 UNP P42260 LINKER SEQADV 3G3H THR A 119 UNP P42260 LINKER SEQADV 3G3H ARG A 149 UNP P42260 LYS 696 ENGINEERED MUTATION SEQADV 3G3H LEU A 233 UNP P42260 ILE 780 ENGINEERED MUTATION SEQADV 3G3H LYS A 237 UNP P42260 GLN 784 ENGINEERED MUTATION SEQADV 3G3H GLY B 1 UNP P42260 EXPRESSION TAG SEQADV 3G3H GLY B 118 UNP P42260 LINKER SEQADV 3G3H THR B 119 UNP P42260 LINKER SEQADV 3G3H ARG B 149 UNP P42260 LYS 696 ENGINEERED MUTATION SEQADV 3G3H LEU B 233 UNP P42260 ILE 780 ENGINEERED MUTATION SEQADV 3G3H LYS B 237 UNP P42260 GLN 784 ENGINEERED MUTATION SEQRES 1 A 259 GLY SER ASN ARG SER LEU ILE VAL THR THR ILE LEU GLU SEQRES 2 A 259 GLU PRO TYR VAL LEU PHE LYS LYS SER ASP LYS PRO LEU SEQRES 3 A 259 TYR GLY ASN ASP ARG PHE GLU GLY TYR CYS ILE ASP LEU SEQRES 4 A 259 LEU ARG GLU LEU SER THR ILE LEU GLY PHE THR TYR GLU SEQRES 5 A 259 ILE ARG LEU VAL GLU ASP GLY LYS TYR GLY ALA GLN ASP SEQRES 6 A 259 ASP VAL ASN GLY GLN TRP ASN GLY MET VAL ARG GLU LEU SEQRES 7 A 259 ILE ASP HIS LYS ALA ASP LEU ALA VAL ALA PRO LEU ALA SEQRES 8 A 259 ILE THR TYR VAL ARG GLU LYS VAL ILE ASP PHE SER LYS SEQRES 9 A 259 PRO PHE MET THR LEU GLY ILE SER ILE LEU TYR ARG LYS SEQRES 10 A 259 GLY THR PRO ILE ASP SER ALA ASP ASP LEU ALA LYS GLN SEQRES 11 A 259 THR LYS ILE GLU TYR GLY ALA VAL GLU ASP GLY ALA THR SEQRES 12 A 259 MET THR PHE PHE LYS ARG SER LYS ILE SER THR TYR ASP SEQRES 13 A 259 LYS MET TRP ALA PHE MET SER SER ARG ARG GLN SER VAL SEQRES 14 A 259 LEU VAL LYS SER ASN GLU GLU GLY ILE GLN ARG VAL LEU SEQRES 15 A 259 THR SER ASP TYR ALA PHE LEU MET GLU SER THR THR ILE SEQRES 16 A 259 GLU PHE VAL THR GLN ARG ASN CYS ASN LEU THR GLN ILE SEQRES 17 A 259 GLY GLY LEU ILE ASP SER LYS GLY TYR GLY VAL GLY THR SEQRES 18 A 259 PRO MET GLY SER PRO TYR ARG ASP LYS ILE THR LEU ALA SEQRES 19 A 259 ILE LEU LYS LEU GLN GLU GLU GLY LYS LEU HIS MET MET SEQRES 20 A 259 LYS GLU LYS TRP TRP ARG GLY ASN GLY CYS PRO GLU SEQRES 1 B 259 GLY SER ASN ARG SER LEU ILE VAL THR THR ILE LEU GLU SEQRES 2 B 259 GLU PRO TYR VAL LEU PHE LYS LYS SER ASP LYS PRO LEU SEQRES 3 B 259 TYR GLY ASN ASP ARG PHE GLU GLY TYR CYS ILE ASP LEU SEQRES 4 B 259 LEU ARG GLU LEU SER THR ILE LEU GLY PHE THR TYR GLU SEQRES 5 B 259 ILE ARG LEU VAL GLU ASP GLY LYS TYR GLY ALA GLN ASP SEQRES 6 B 259 ASP VAL ASN GLY GLN TRP ASN GLY MET VAL ARG GLU LEU SEQRES 7 B 259 ILE ASP HIS LYS ALA ASP LEU ALA VAL ALA PRO LEU ALA SEQRES 8 B 259 ILE THR TYR VAL ARG GLU LYS VAL ILE ASP PHE SER LYS SEQRES 9 B 259 PRO PHE MET THR LEU GLY ILE SER ILE LEU TYR ARG LYS SEQRES 10 B 259 GLY THR PRO ILE ASP SER ALA ASP ASP LEU ALA LYS GLN SEQRES 11 B 259 THR LYS ILE GLU TYR GLY ALA VAL GLU ASP GLY ALA THR SEQRES 12 B 259 MET THR PHE PHE LYS ARG SER LYS ILE SER THR TYR ASP SEQRES 13 B 259 LYS MET TRP ALA PHE MET SER SER ARG ARG GLN SER VAL SEQRES 14 B 259 LEU VAL LYS SER ASN GLU GLU GLY ILE GLN ARG VAL LEU SEQRES 15 B 259 THR SER ASP TYR ALA PHE LEU MET GLU SER THR THR ILE SEQRES 16 B 259 GLU PHE VAL THR GLN ARG ASN CYS ASN LEU THR GLN ILE SEQRES 17 B 259 GLY GLY LEU ILE ASP SER LYS GLY TYR GLY VAL GLY THR SEQRES 18 B 259 PRO MET GLY SER PRO TYR ARG ASP LYS ILE THR LEU ALA SEQRES 19 B 259 ILE LEU LYS LEU GLN GLU GLU GLY LYS LEU HIS MET MET SEQRES 20 B 259 LYS GLU LYS TRP TRP ARG GLY ASN GLY CYS PRO GLU HET GLU A 260 18 HET CL A 261 1 HET NA A 262 1 HET NA A 263 1 HET GLU B 260 15 HET CL B 261 1 HET NA B 262 1 HETNAM GLU GLUTAMIC ACID HETNAM CL CHLORIDE ION HETNAM NA SODIUM ION FORMUL 3 GLU 2(C5 H9 N O4) FORMUL 4 CL 2(CL 1-) FORMUL 5 NA 3(NA 1+) FORMUL 10 HOH *710(H2 O) HELIX 1 1 TYR A 27 ASP A 30 5 4 HELIX 2 2 GLY A 34 GLY A 48 1 15 HELIX 3 3 ASN A 72 ASP A 80 1 9 HELIX 4 4 THR A 93 LYS A 98 1 6 HELIX 5 5 SER A 123 LYS A 129 1 7 HELIX 6 6 GLY A 141 SER A 150 1 10 HELIX 7 7 ILE A 152 ARG A 165 1 14 HELIX 8 8 ARG A 165 VAL A 169 1 5 HELIX 9 9 SER A 173 SER A 184 1 12 HELIX 10 10 SER A 192 ASN A 202 1 11 HELIX 11 11 PRO A 226 GLU A 241 1 16 HELIX 12 12 GLY A 242 TRP A 252 1 11 HELIX 13 13 TYR B 27 ASP B 30 5 4 HELIX 14 14 GLY B 34 GLY B 48 1 15 HELIX 15 15 ASN B 72 ASP B 80 1 9 HELIX 16 16 THR B 93 LYS B 98 1 6 HELIX 17 17 SER B 123 LYS B 129 1 7 HELIX 18 18 GLY B 141 SER B 150 1 10 HELIX 19 19 ILE B 152 ARG B 165 1 14 HELIX 20 20 ARG B 165 LEU B 170 1 6 HELIX 21 21 SER B 173 SER B 184 1 12 HELIX 22 22 SER B 192 ASN B 202 1 11 HELIX 23 23 PRO B 226 GLU B 241 1 16 HELIX 24 24 GLY B 242 TRP B 252 1 11 SHEET 1 A 3 TYR A 51 LEU A 55 0 SHEET 2 A 3 LEU A 6 THR A 10 1 N VAL A 8 O ARG A 54 SHEET 3 A 3 LEU A 85 ALA A 86 1 O LEU A 85 N THR A 9 SHEET 1 B 2 LEU A 18 PHE A 19 0 SHEET 2 B 2 PHE A 32 GLU A 33 -1 O GLU A 33 N LEU A 18 SHEET 1 C 2 ILE A 100 PHE A 102 0 SHEET 2 C 2 GLY A 220 PRO A 222 -1 O THR A 221 N ASP A 101 SHEET 1 D 2 MET A 107 LEU A 109 0 SHEET 2 D 2 LYS A 215 TYR A 217 -1 O LYS A 215 N LEU A 109 SHEET 1 E 5 LEU A 170 VAL A 171 0 SHEET 2 E 5 GLU A 134 VAL A 138 1 N ALA A 137 O VAL A 171 SHEET 3 E 5 TYR A 186 GLU A 191 1 O LEU A 189 N GLY A 136 SHEET 4 E 5 ILE A 111 ARG A 116 -1 N LEU A 114 O PHE A 188 SHEET 5 E 5 LEU A 205 ILE A 208 -1 O THR A 206 N TYR A 115 SHEET 1 F 3 TYR B 51 LEU B 55 0 SHEET 2 F 3 LEU B 6 THR B 10 1 N VAL B 8 O ARG B 54 SHEET 3 F 3 LEU B 85 ALA B 86 1 O LEU B 85 N THR B 9 SHEET 1 G 2 LEU B 18 PHE B 19 0 SHEET 2 G 2 PHE B 32 GLU B 33 -1 O GLU B 33 N LEU B 18 SHEET 1 H 2 ILE B 100 PHE B 102 0 SHEET 2 H 2 GLY B 220 PRO B 222 -1 O THR B 221 N ASP B 101 SHEET 1 I 2 MET B 107 LEU B 109 0 SHEET 2 I 2 LYS B 215 TYR B 217 -1 O LYS B 215 N LEU B 109 SHEET 1 J 4 GLU B 134 GLY B 136 0 SHEET 2 J 4 TYR B 186 GLU B 191 1 O LEU B 189 N GLY B 136 SHEET 3 J 4 ILE B 111 ARG B 116 -1 N LEU B 114 O PHE B 188 SHEET 4 J 4 LEU B 205 ILE B 208 -1 O THR B 206 N TYR B 115 SSBOND 1 CYS A 203 CYS A 257 1555 1555 2.03 SSBOND 2 CYS B 203 CYS B 257 1555 1555 2.04 LINK O LEU A 12 NA NA A 263 1555 1555 2.80 LINK O GLU A 97 NA NA A 262 1555 1555 2.38 LINK OE2 GLU A 97 NA NA A 262 1555 1555 2.48 LINK O ILE A 100 NA NA A 262 1555 1555 2.43 LINK OD1 ASP A 101 NA NA A 262 1555 1555 2.41 LINK NA NA A 262 O HOH A 345 1555 1555 2.32 LINK NA NA A 263 O HOH A 483 1555 1555 2.99 LINK NA NA A 263 O HOH A 705 1555 1555 2.49 LINK O GLU B 97 NA NA B 262 1555 1555 2.41 LINK OE2 GLU B 97 NA NA B 262 1555 1555 2.55 LINK O ILE B 100 NA NA B 262 1555 1555 2.35 LINK OD1 ASP B 101 NA NA B 262 1555 1555 2.36 LINK NA NA B 262 O HOH B 510 1555 1555 2.40 CISPEP 1 GLU A 14 PRO A 15 0 2.59 CISPEP 2 GLU B 14 PRO B 15 0 -1.66 SITE 1 AC1 13 TYR A 61 PRO A 89 LEU A 90 ALA A 91 SITE 2 AC1 13 ARG A 96 GLY A 141 ALA A 142 THR A 143 SITE 3 AC1 13 GLU A 191 HOH A 270 HOH A 281 HOH A 282 SITE 4 AC1 13 HOH A 289 SITE 1 AC2 4 LYS A 104 ARG A 228 LYS B 104 ARG B 228 SITE 1 AC3 5 GLU A 97 ILE A 100 ASP A 101 MET A 223 SITE 2 AC3 5 HOH A 345 SITE 1 AC4 5 ILE A 11 LEU A 12 HOH A 445 HOH A 483 SITE 2 AC4 5 HOH A 705 SITE 1 AC5 13 TYR B 61 PRO B 89 LEU B 90 ALA B 91 SITE 2 AC5 13 ARG B 96 GLY B 141 ALA B 142 THR B 143 SITE 3 AC5 13 GLU B 191 HOH B 271 HOH B 272 HOH B 279 SITE 4 AC5 13 HOH B 284 SITE 1 AC6 2 SER B 5 GLY B 118 SITE 1 AC7 5 GLU B 97 ILE B 100 ASP B 101 MET B 223 SITE 2 AC7 5 HOH B 510 CRYST1 51.136 113.499 52.163 90.00 115.14 90.00 P 1 21 1 4 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 0.019556 0.000000 0.009178 0.00000 SCALE2 0.000000 0.008811 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021177 0.00000