HEADER MEMBRANE PROTEIN 14-APR-03 1P1W TITLE CRYSTAL STRUCTURE OF THE GLUR2 LIGAND-BINDING CORE (S1S2J) WITH THE TITLE 2 L483Y AND L650T MUTATIONS AND IN COMPLEX WITH AMPA CAVEAT 1P1W CHIRALITY ERRORS PRESENT IN RESIDUE ILE152. COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR 2 PRECURSOR; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: LIGAND BINDING CORE (S1S2J); COMPND 5 SYNONYM: GLUR-2, GLUR-B, GLUR-K2, GLUTAMATE RECEPTOR IONOTROPIC, AMPA COMPND 6 2; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: NORWAY RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: GRIA2 OR GLUR2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PETGQ KEYWDS IONOTROPIC GLUTAMATE RECEPTOR, AMPA RECEPTOR, ION CHANNEL, MEMBRANE KEYWDS 2 PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR N.ARMSTRONG,M.L.MAYER,E.GOUAUX REVDAT 4 27-OCT-21 1P1W 1 REMARK SEQADV REVDAT 3 16-AUG-17 1P1W 1 SOURCE REVDAT 2 24-FEB-09 1P1W 1 VERSN REVDAT 1 10-JUN-03 1P1W 0 JRNL AUTH N.ARMSTRONG,M.MAYER,E.GOUAUX JRNL TITL TUNING ACTIVATION OF THE AMPA-SENSITIVE GLUR2 ION CHANNEL BY JRNL TITL 2 GENETIC ADJUSTMENT OF AGONIST-INDUCED CONFORMATIONAL JRNL TITL 3 CHANGES. JRNL REF PROC.NATL.ACAD.SCI.USA V. 100 5736 2003 JRNL REFN ISSN 0027-8424 JRNL PMID 12730367 JRNL DOI 10.1073/PNAS.1037393100 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.98 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.3 REMARK 3 NUMBER OF REFLECTIONS : 51645 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.234 REMARK 3 FREE R VALUE : 0.264 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.100 REMARK 3 FREE R VALUE TEST SET COUNT : 3643 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.004 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.91 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 92.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 7547 REMARK 3 BIN R VALUE (WORKING SET) : 0.2700 REMARK 3 BIN FREE R VALUE : 0.2900 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 6.70 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 541 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.012 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3872 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 36 REMARK 3 SOLVENT ATOMS : 235 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 13.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 6.17000 REMARK 3 B22 (A**2) : -3.01000 REMARK 3 B33 (A**2) : -3.17000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.28 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.17 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.20 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.770 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.39 REMARK 3 BSOL : 53.62 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : AMPA.PAR REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : AMPA.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : ION.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 1P1W COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-APR-03. REMARK 100 THE DEPOSITION ID IS D_1000018910. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-JUN-01 REMARK 200 TEMPERATURE (KELVIN) : 110 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X4A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.973 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 51658 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.1 REMARK 200 DATA REDUNDANCY : 3.070 REMARK 200 R MERGE (I) : 0.05300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 16.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.88 REMARK 200 COMPLETENESS FOR SHELL (%) : 90.7 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.28300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.30 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.45 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG4000, AMMONIUM SULFATE, PH 6.0, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K 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 49.44150 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 60.73550 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 49.44150 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 60.73550 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 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC REMARK 300 ASYMMETRIC UNIT WHICH CONSISTS OF 2 CHAIN(S). REMARK 300 SEE REMARK 350 FOR INFORMATION ON GENERATING REMARK 300 THE BIOLOGICAL MOLECULE(S). NOTE THAT REMARK 300 COORDINATES FOR ONE DIMER OF A COMPLETE TETRAMERIC REMARK 300 MULTIMER REPRESENTING THE KNOWN BIOLOGICALLY REMARK 300 SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 300 MOLECULE CAN BE GENERATED BY APPLYING BIOMT REMARK 300 TRANSFORMATIONS GIVEN IN REMARK 350. BOTH REMARK 300 NON-CRYSTALLOGRAPHIC AND CRYSTALLOGRAPHIC REMARK 300 OPERATIONS ARE GIVEN. 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 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 GLY A 262 REMARK 465 SER A 263 REMARK 465 GLY B 1 REMARK 465 ALA B 2 REMARK 465 ASN B 3 REMARK 465 GLY B 262 REMARK 465 SER B 263 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LYS A 4 CB CG CD CE NZ REMARK 470 LYS A 21 CG CD CE NZ REMARK 470 GLU A 24 CG CD OE1 OE2 REMARK 470 ALA A 66 CB REMARK 470 ASP A 67 CB CG OD1 OD2 REMARK 470 GLU A 122 CG CD OE1 OE2 REMARK 470 LYS A 129 CG CD CE NZ REMARK 470 THR A 131 OG1 CG2 REMARK 470 GLU A 132 CG CD OE1 OE2 REMARK 470 LYS A 151 CG CD CE NZ REMARK 470 ILE A 152 CD1 REMARK 470 ALA A 165 CB REMARK 470 ARG A 172 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 183 CG CD CE NZ REMARK 470 LYS A 185 CG CD CE NZ REMARK 470 LYS A 187 CG CD CE NZ REMARK 470 GLN A 202 CG CD OE1 NE2 REMARK 470 LYS A 249 CG CD CE NZ REMARK 470 TYR A 256 CB CG CD1 CD2 CE1 CE2 CZ REMARK 470 TYR A 256 OH REMARK 470 ASP A 257 CB CG OD1 OD2 REMARK 470 LYS A 258 CB CG CD CE NZ REMARK 470 GLU A 260 CB CG CD OE1 OE2 REMARK 470 LYS B 4 CG CD CE NZ REMARK 470 LYS B 21 CG CD CE NZ REMARK 470 ASN B 22 CB CG OD1 ND2 REMARK 470 MET B 25 CG SD CE REMARK 470 GLU B 27 CG CD OE1 OE2 REMARK 470 GLU B 30 CG CD OE1 OE2 REMARK 470 ASP B 67 CB CG OD1 OD2 REMARK 470 LYS B 69 CG CD CE NZ REMARK 470 GLU B 122 CG CD OE1 OE2 REMARK 470 GLU B 125 CG CD OE1 OE2 REMARK 470 GLU B 132 CG CD OE1 OE2 REMARK 470 LYS B 151 CB CG CD CE NZ REMARK 470 LYS B 157 CG CD CE NZ REMARK 470 ARG B 163 CG CD NE CZ NH1 NH2 REMARK 470 ARG B 172 CG CD NE CZ NH1 NH2 REMARK 470 LYS B 183 CG CD CE NZ REMARK 470 LYS B 185 CG CD CE NZ REMARK 470 LYS B 187 CG CD CE NZ REMARK 470 LYS B 249 CG CD CE NZ REMARK 470 LYS B 258 CG CD CE NZ 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 ASP A 67 -67.93 78.28 REMARK 500 PRO A 205 26.44 -76.99 REMARK 500 TYR A 256 -68.48 -90.73 REMARK 500 ASP A 257 -29.86 -35.93 REMARK 500 ASN B 22 41.76 -98.93 REMARK 500 ASN B 72 -169.66 -112.43 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 B 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AMQ B 427 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AMQ A 428 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1P1N RELATED DB: PDB REMARK 900 GLUR2 LIGAND BINDING CORE (S1S2J) MUTANT L650T IN COMPLEX WITH REMARK 900 KAINATE REMARK 900 RELATED ID: 1P1O RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR2 LIGAND-BINDING CORE (S1S2J) MUTANT REMARK 900 L650T IN COMPLEX WITH QUISQUALATE REMARK 900 RELATED ID: 1P1Q RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J) L650T REMARK 900 MUTANT IN COMPLEX WITH AMPA REMARK 900 RELATED ID: 1P1U RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR2 LIGAND-BINDING CORE (S1S2J) L650T REMARK 900 MUTANT IN COMPLEX WITH AMPA (AMMONIUM SULFATE CRYSTAL FORM) REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE NATIVE GLUR-2 IS A MEMBRANE PROTEIN. THE PROTEIN REMARK 999 CRYSTALLIZED BY THE AUTHOR IS THE EXTRACELLULAR LIGAND REMARK 999 BINDING DOMAIN OF GLUR-2. TRANSMEMBRANE REGIONS WERE REMARK 999 GENETICALLY REMOVED AND REPLACED WITH A GLY-THR LINKER. REMARK 999 THE SEQUENCE, AS A RESULT, MATCHES DISCONTINUOUSLY WITH REMARK 999 THE REFERENCE DATABASE. DBREF 1P1W A 3 117 UNP P19491 GRIA2_RAT 413 527 DBREF 1P1W A 120 263 UNP P19491 GRIA2_RAT 653 796 DBREF 1P1W B 3 117 UNP P19491 GRIA2_RAT 413 527 DBREF 1P1W B 120 263 UNP P19491 GRIA2_RAT 653 796 SEQADV 1P1W GLY A 1 UNP P19491 CLONING ARTIFACT SEQADV 1P1W ALA A 2 UNP P19491 CLONING ARTIFACT SEQADV 1P1W TYR A 94 UNP P19491 LEU 504 ENGINEERED MUTATION SEQADV 1P1W GLY A 118 UNP P19491 INSERTION SEQADV 1P1W THR A 119 UNP P19491 INSERTION SEQADV 1P1W THR A 138 UNP P19491 LEU 672 ENGINEERED MUTATION SEQADV 1P1W GLY B 1 UNP P19491 CLONING ARTIFACT SEQADV 1P1W ALA B 2 UNP P19491 CLONING ARTIFACT SEQADV 1P1W TYR B 94 UNP P19491 LEU 504 ENGINEERED MUTATION SEQADV 1P1W GLY B 118 UNP P19491 INSERTION SEQADV 1P1W THR B 119 UNP P19491 INSERTION SEQADV 1P1W THR B 138 UNP P19491 LEU 672 ENGINEERED MUTATION SEQRES 1 A 263 GLY ALA ASN LYS THR VAL VAL VAL THR THR ILE LEU GLU SEQRES 2 A 263 SER PRO TYR VAL MET MET LYS LYS ASN HIS GLU MET LEU SEQRES 3 A 263 GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU SEQRES 4 A 263 ALA ALA GLU ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS SEQRES 5 A 263 LEU THR ILE VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP SEQRES 6 A 263 ALA ASP THR LYS ILE TRP ASN GLY MET VAL GLY GLU LEU SEQRES 7 A 263 VAL TYR GLY LYS ALA ASP ILE ALA ILE ALA PRO LEU THR SEQRES 8 A 263 ILE THR TYR VAL ARG GLU GLU VAL ILE ASP PHE SER LYS SEQRES 9 A 263 PRO PHE MET SER LEU GLY ILE SER ILE MET ILE LYS LYS SEQRES 10 A 263 GLY THR PRO ILE GLU SER ALA GLU ASP LEU SER LYS GLN SEQRES 11 A 263 THR GLU ILE ALA TYR GLY THR THR ASP SER GLY SER THR SEQRES 12 A 263 LYS GLU PHE PHE ARG ARG SER LYS ILE ALA VAL PHE ASP SEQRES 13 A 263 LYS MET TRP THR TYR MET ARG SER ALA GLU PRO SER VAL SEQRES 14 A 263 PHE VAL ARG THR THR ALA GLU GLY VAL ALA ARG VAL ARG SEQRES 15 A 263 LYS SER LYS GLY LYS TYR ALA TYR LEU LEU GLU SER THR SEQRES 16 A 263 MET ASN GLU TYR ILE GLU GLN ARG LYS PRO CYS ASP THR SEQRES 17 A 263 MET LYS VAL GLY GLY ASN LEU ASP SER LYS GLY TYR GLY SEQRES 18 A 263 ILE ALA THR PRO LYS GLY SER SER LEU GLY ASN ALA VAL SEQRES 19 A 263 ASN LEU ALA VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU SEQRES 20 A 263 ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU SEQRES 21 A 263 CYS GLY SER SEQRES 1 B 263 GLY ALA ASN LYS THR VAL VAL VAL THR THR ILE LEU GLU SEQRES 2 B 263 SER PRO TYR VAL MET MET LYS LYS ASN HIS GLU MET LEU SEQRES 3 B 263 GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU SEQRES 4 B 263 ALA ALA GLU ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS SEQRES 5 B 263 LEU THR ILE VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP SEQRES 6 B 263 ALA ASP THR LYS ILE TRP ASN GLY MET VAL GLY GLU LEU SEQRES 7 B 263 VAL TYR GLY LYS ALA ASP ILE ALA ILE ALA PRO LEU THR SEQRES 8 B 263 ILE THR TYR VAL ARG GLU GLU VAL ILE ASP PHE SER LYS SEQRES 9 B 263 PRO PHE MET SER LEU GLY ILE SER ILE MET ILE LYS LYS SEQRES 10 B 263 GLY THR PRO ILE GLU SER ALA GLU ASP LEU SER LYS GLN SEQRES 11 B 263 THR GLU ILE ALA TYR GLY THR THR ASP SER GLY SER THR SEQRES 12 B 263 LYS GLU PHE PHE ARG ARG SER LYS ILE ALA VAL PHE ASP SEQRES 13 B 263 LYS MET TRP THR TYR MET ARG SER ALA GLU PRO SER VAL SEQRES 14 B 263 PHE VAL ARG THR THR ALA GLU GLY VAL ALA ARG VAL ARG SEQRES 15 B 263 LYS SER LYS GLY LYS TYR ALA TYR LEU LEU GLU SER THR SEQRES 16 B 263 MET ASN GLU TYR ILE GLU GLN ARG LYS PRO CYS ASP THR SEQRES 17 B 263 MET LYS VAL GLY GLY ASN LEU ASP SER LYS GLY TYR GLY SEQRES 18 B 263 ILE ALA THR PRO LYS GLY SER SER LEU GLY ASN ALA VAL SEQRES 19 B 263 ASN LEU ALA VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU SEQRES 20 B 263 ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU SEQRES 21 B 263 CYS GLY SER HET SO4 A 502 5 HET AMQ A 428 13 HET SO4 B 501 5 HET AMQ B 427 13 HETNAM SO4 SULFATE ION HETNAM AMQ (S)-ALPHA-AMINO-3-HYDROXY-5-METHYL-4-ISOXAZOLEPROPIONIC HETNAM 2 AMQ ACID HETSYN AMQ AMPA FORMUL 3 SO4 2(O4 S 2-) FORMUL 4 AMQ 2(C7 H10 N2 O4) FORMUL 7 HOH *235(H2 O) HELIX 1 1 ASN A 22 LEU A 26 5 5 HELIX 2 2 GLU A 27 GLU A 30 5 4 HELIX 3 3 GLY A 34 GLY A 48 1 15 HELIX 4 4 ASN A 72 TYR A 80 1 9 HELIX 5 5 THR A 93 GLU A 98 1 6 HELIX 6 6 SER A 123 LYS A 129 1 7 HELIX 7 7 GLY A 141 SER A 150 1 10 HELIX 8 8 ILE A 152 ALA A 165 1 14 HELIX 9 9 THR A 173 SER A 184 1 12 HELIX 10 10 SER A 194 GLN A 202 1 9 HELIX 11 11 LEU A 230 GLN A 244 1 15 HELIX 12 12 GLY A 245 TYR A 256 1 12 HELIX 13 13 ASN B 22 LEU B 26 5 5 HELIX 14 14 GLU B 27 GLU B 30 5 4 HELIX 15 15 GLY B 34 GLY B 48 1 15 HELIX 16 16 ASN B 72 TYR B 80 1 9 HELIX 17 17 THR B 93 GLU B 98 1 6 HELIX 18 18 SER B 123 GLN B 130 1 8 HELIX 19 19 GLY B 141 SER B 150 1 10 HELIX 20 20 ILE B 152 ALA B 165 1 14 HELIX 21 21 THR B 173 SER B 184 1 12 HELIX 22 22 SER B 194 GLN B 202 1 9 HELIX 23 23 LEU B 230 GLN B 244 1 15 HELIX 24 24 GLY B 245 TYR B 256 1 12 SHEET 1 A 3 TYR A 51 ILE A 55 0 SHEET 2 A 3 VAL A 6 THR A 10 1 N VAL A 6 O LYS A 52 SHEET 3 A 3 ILE A 85 ALA A 86 1 O ILE A 85 N THR A 9 SHEET 1 B 2 MET A 18 MET A 19 0 SHEET 2 B 2 TYR A 32 GLU A 33 -1 O GLU A 33 N MET A 18 SHEET 1 C 2 ILE A 100 PHE A 102 0 SHEET 2 C 2 ALA A 223 PRO A 225 -1 O THR A 224 N ASP A 101 SHEET 1 D 2 MET A 107 LEU A 109 0 SHEET 2 D 2 LYS A 218 TYR A 220 -1 O LYS A 218 N LEU A 109 SHEET 1 E 4 ALA A 134 THR A 137 0 SHEET 2 E 4 TYR A 188 GLU A 193 1 O LEU A 191 N GLY A 136 SHEET 3 E 4 ILE A 111 LYS A 116 -1 N MET A 114 O TYR A 190 SHEET 4 E 4 THR A 208 VAL A 211 -1 O MET A 209 N ILE A 115 SHEET 1 F 3 TYR B 51 ILE B 55 0 SHEET 2 F 3 VAL B 6 THR B 10 1 N VAL B 8 O THR B 54 SHEET 3 F 3 ILE B 85 ALA B 86 1 O ILE B 85 N THR B 9 SHEET 1 G 2 MET B 18 MET B 19 0 SHEET 2 G 2 TYR B 32 GLU B 33 -1 O GLU B 33 N MET B 18 SHEET 1 H 2 ILE B 100 PHE B 102 0 SHEET 2 H 2 ALA B 223 PRO B 225 -1 O THR B 224 N ASP B 101 SHEET 1 I 2 MET B 107 LEU B 109 0 SHEET 2 I 2 LYS B 218 TYR B 220 -1 O LYS B 218 N LEU B 109 SHEET 1 J 4 ALA B 134 THR B 137 0 SHEET 2 J 4 TYR B 188 GLU B 193 1 O ALA B 189 N ALA B 134 SHEET 3 J 4 ILE B 111 LYS B 116 -1 N SER B 112 O LEU B 192 SHEET 4 J 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 2.03 CISPEP 1 SER A 14 PRO A 15 0 0.12 CISPEP 2 GLU A 166 PRO A 167 0 -0.12 CISPEP 3 LYS A 204 PRO A 205 0 0.13 CISPEP 4 SER B 14 PRO B 15 0 0.21 CISPEP 5 GLU B 166 PRO B 167 0 0.01 CISPEP 6 LYS B 204 PRO B 205 0 0.32 SITE 1 AC1 7 ASP B 139 SER B 140 LYS B 144 ARG B 148 SITE 2 AC1 7 HOH B 515 HOH B 516 HOH B 611 SITE 1 AC2 5 SER A 140 LYS A 144 ARG A 148 HOH A 573 SITE 2 AC2 5 HOH A 587 SITE 1 AC3 14 TYR B 61 PRO B 89 LEU B 90 THR B 91 SITE 2 AC3 14 ARG B 96 GLY B 141 SER B 142 THR B 143 SITE 3 AC3 14 LEU B 192 GLU B 193 MET B 196 TYR B 220 SITE 4 AC3 14 HOH B 586 HOH B 587 SITE 1 AC4 14 TYR A 61 PRO A 89 LEU A 90 THR A 91 SITE 2 AC4 14 ARG A 96 GLY A 141 SER A 142 THR A 143 SITE 3 AC4 14 LEU A 192 GLU A 193 MET A 196 TYR A 220 SITE 4 AC4 14 HOH A 582 HOH A 583 CRYST1 98.883 121.471 47.229 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 0.010113 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008232 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021173 0.00000