HEADER MEMBRANE PROTEIN 21-SEP-04 1XHY TITLE X-RAY STRUCTURE OF THE Y702F MUTANT OF THE GLUR2 LIGAND-BINDING CORE TITLE 2 (S1S2J) IN COMPLEX WITH KAINATE AT 1.85 A RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: GLUR2 FLOP LIGAND-BINDING CORE (S1S2J), UNP RESIDUES 413- COMPND 5 527 AND 653-796; COMPND 6 SYNONYM: GLUR-2,AMPA-SELECTIVE GLUTAMATE RECEPTOR 2,GLUR-B,GLUR-K2, COMPND 7 GLUTAMATE RECEPTOR IONOTROPIC,AMPA 2,GLUA2,GLUR-2,AMPA-SELECTIVE COMPND 8 GLUTAMATE RECEPTOR 2,GLUR-B,GLUR-K2,GLUTAMATE RECEPTOR IONOTROPIC, COMPND 9 AMPA 2,GLUA2; COMPND 10 ENGINEERED: YES; COMPND 11 MUTATION: YES 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_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET30B KEYWDS IONOTROPIC GLUTAMATE RECEPTOR GLUR2, MUTANT, LIGAND-BINDING CORE, KEYWDS 2 KAINATE COMPLEX, MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR A.FRANDSEN,D.S.PICKERING,B.VESTERGAARD,C.KASPER,B.B.NIELSEN, AUTHOR 2 J.R.GREENWOOD,G.CAMPIANI,M.GAJHEDE,A.SCHOUSBOE,J.S.KASTRUP REVDAT 6 13-NOV-24 1XHY 1 REMARK REVDAT 5 23-AUG-23 1XHY 1 REMARK REVDAT 4 28-JUN-17 1XHY 1 COMPND SOURCE REMARK DBREF REVDAT 3 13-JUL-11 1XHY 1 VERSN REVDAT 2 24-FEB-09 1XHY 1 VERSN REVDAT 1 22-MAR-05 1XHY 0 JRNL AUTH A.FRANDSEN,D.S.PICKERING,B.VESTERGAARD,C.KASPER,B.B.NIELSEN, JRNL AUTH 2 J.R.GREENWOOD,G.CAMPIANI,C.FATTORUSSO,M.GAJHEDE,A.SCHOUSBOE, JRNL AUTH 3 J.S.KASTRUP JRNL TITL TYR702 IS AN IMPORTANT DETERMINANT OF AGONIST BINDING AND JRNL TITL 2 DOMAIN CLOSURE OF THE LIGAND-BINDING CORE OF GLUR2. JRNL REF MOL.PHARMACOL. V. 67 703 2005 JRNL REFN ISSN 0026-895X JRNL PMID 15591246 JRNL DOI 10.1124/MOL.104.002931 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH A.HOGNER,J.S.KASTRUP,R.JIN,T.LILJEFORS,M.L.MAYER,J.EGEBJERG, REMARK 1 AUTH 2 I.LARSEN,E.GOUAUX REMARK 1 TITL STRUCTURAL BASIS FOR AMPA RECEPTOR ACTIVATION AND LIGAND REMARK 1 TITL 2 SELECTIVITY: CRYSTAL STRUCTURES OF FIVE AGONIST COMPLEXES REMARK 1 TITL 3 WITH THE GLUR2 LIGAND BINDING CORE. REMARK 1 REF J.MOL.BIOL. V. 322 93 2002 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 2 REMARK 1 AUTH N.ARMSTRONG,E.GOUAUX REMARK 1 TITL MECHANISM FOR ACTIVATION AND ANTAGONISM OF AN AMPA-SENSITIVE REMARK 1 TITL 2 GLUTAMATE RECEPTOR: CRYSTAL STRUCTURES OF THE GLUR2 LIGAND REMARK 1 TITL 3 BINDING CORE. REMARK 1 REF NEURON V. 28 165 2000 REMARK 1 REFN ISSN 0896-6273 REMARK 1 REFERENCE 3 REMARK 1 AUTH G.Q.CHEN,R.SUN,R.JIN,E.GOUAUX REMARK 1 TITL PROBING THE LIGAND BINDING DOMAIN OF THE GLUR2 RECEPTOR BY REMARK 1 TITL 2 PROTEOLYSIS AND DELETION MUTAGENESIS DEFINES DOMAIN REMARK 1 TITL 3 BOUNDARIES AND YIELDS A CRYSTALLIZABLE CONSTRUCT. REMARK 1 REF PROTEIN SCI. V. 7 2623 1998 REMARK 1 REFN ISSN 0961-8368 REMARK 2 REMARK 2 RESOLUTION. 1.85 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.24 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.37 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 3 NUMBER OF REFLECTIONS : 23243 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 + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.154 REMARK 3 FREE R VALUE : 0.207 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1236 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.85 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.89 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1353 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2030 REMARK 3 BIN FREE R VALUE SET COUNT : 71 REMARK 3 BIN FREE R VALUE : 0.2790 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2021 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 40 REMARK 3 SOLVENT ATOMS : 359 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 16.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 16.05 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : -0.01000 REMARK 3 B33 (A**2) : 0.01000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.124 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.127 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.078 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.564 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.962 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.936 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2132 ; 0.019 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 1943 ; 0.003 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2879 ; 1.747 ; 1.989 REMARK 3 BOND ANGLES OTHERS (DEGREES): 4551 ; 0.885 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 268 ; 5.868 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 317 ; 0.130 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2334 ; 0.009 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 414 ; 0.002 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 451 ; 0.221 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 2344 ; 0.259 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): 1230 ; 0.094 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 259 ; 0.184 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 8 ; 0.052 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 48 ; 0.308 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 25 ; 0.198 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1314 ; 1.065 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2119 ; 1.984 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 818 ; 3.299 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 760 ; 5.573 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: RESIDUES 1-2 AND 263 WERE NOT LOCATED REMARK 3 IN THE ELECTRON DENSITY MAP REMARK 4 REMARK 4 1XHY COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-SEP-04. REMARK 100 THE DEPOSITION ID IS D_1000030383. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-NOV-03 REMARK 200 TEMPERATURE (KELVIN) : 110 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : EMBL/DESY, HAMBURG REMARK 200 BEAMLINE : X11 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.8110 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24433 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.850 REMARK 200 RESOLUTION RANGE LOW (A) : 20.400 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.9 REMARK 200 DATA REDUNDANCY : 3.500 REMARK 200 R MERGE (I) : 0.07300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 16.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.88 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.43200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.000 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: 1FW0 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.60 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG1000, LI2SO4, CACODYLATE , PH 6.5, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 280K 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 47.86350 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 30.15000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 47.86350 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 30.15000 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,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 3930 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23700 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -157.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 400 REMARK 400 COMPOUND NATIVE GLUR2 IS A MEMBRANE PROTEIN. S1S2J COMPRISES THE REMARK 400 LIGAND BINDING CORE OF THE PROTEIN. TRANSMEMBRANE PARTS OF THE REMARK 400 PROTEIN HAVE BEEN REPLACED BY A GLY-THR LINKER (RESIDUES 115-116) REMARK 400 . THEREFORE, THE SEQUENCE MATCHES DISCONTINUOUSLY WITH THE REMARK 400 REFERENCE DATABASE. 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 -2 REMARK 465 ALA A -1 REMARK 465 ASN A 0 REMARK 465 SER A 260 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 ASP A 245 CB - CG - OD2 ANGL. DEV. = 5.4 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A2364 DISTANCE = 5.91 ANGSTROMS 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 2001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 2002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 2003 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 2004 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 2005 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE KAI A 1001 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1FW0 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J) IN REMARK 900 COMPLEX WITH KAINATE AT 2.0 A RESOLUTION REMARK 999 REMARK 999 SEQUENCE RESIDUES 528-652 IN DBREF HAVE BEEN REPLACED BY A GLY- REMARK 999 THR (115-116) LINKER DBREF 1XHY A 0 114 UNP P19491 GRIA2_RAT 413 527 DBREF 1XHY A 117 260 UNP P19491 GRIA2_RAT 653 796 SEQADV 1XHY GLY A -2 UNP P19491 EXPRESSION TAG SEQADV 1XHY ALA A -1 UNP P19491 EXPRESSION TAG SEQADV 1XHY GLY A 115 UNP P19491 LINKER SEQADV 1XHY THR A 116 UNP P19491 LINKER SEQADV 1XHY PHE A 187 UNP P19491 TYR 723 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 LEU 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 LEU 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 PHE 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 HET SO4 A2001 5 HET SO4 A2002 5 HET SO4 A2003 5 HET SO4 A2004 5 HET SO4 A2005 5 HET KAI A1001 15 HETNAM SO4 SULFATE ION HETNAM KAI 3-(CARBOXYMETHYL)-4-ISOPROPENYLPROLINE HETSYN KAI KAINATE FORMUL 2 SO4 5(O4 S 2-) FORMUL 7 KAI C10 H15 N O4 FORMUL 8 HOH *359(H2 O) HELIX 1 1 ASN A 19 LEU A 23 5 5 HELIX 2 2 GLU A 24 GLU A 27 5 4 HELIX 3 3 GLY A 31 GLY A 45 1 15 HELIX 4 4 ASN A 69 TYR A 77 1 9 HELIX 5 5 THR A 90 GLU A 95 1 6 HELIX 6 6 SER A 120 LYS A 126 1 7 HELIX 7 7 GLY A 138 SER A 147 1 10 HELIX 8 8 ILE A 149 ALA A 162 1 14 HELIX 9 9 THR A 170 SER A 181 1 12 HELIX 10 10 SER A 191 GLU A 198 1 8 HELIX 11 11 SER A 226 GLN A 241 1 16 HELIX 12 12 GLY A 242 TYR A 253 1 12 SHEET 1 A 3 TYR A 48 ILE A 52 0 SHEET 2 A 3 VAL A 3 THR A 7 1 N VAL A 5 O LYS A 49 SHEET 3 A 3 ILE A 82 ALA A 83 1 O ILE A 82 N THR A 6 SHEET 1 B 2 MET A 15 MET A 16 0 SHEET 2 B 2 TYR A 29 GLU A 30 -1 O GLU A 30 N MET A 15 SHEET 1 C 2 ILE A 97 PHE A 99 0 SHEET 2 C 2 ALA A 220 PRO A 222 -1 O THR A 221 N ASP A 98 SHEET 1 D 2 MET A 104 LEU A 106 0 SHEET 2 D 2 LYS A 215 TYR A 217 -1 O TYR A 217 N MET A 104 SHEET 1 E 4 ALA A 131 GLY A 133 0 SHEET 2 E 4 TYR A 185 GLU A 190 1 O LEU A 188 N GLY A 133 SHEET 3 E 4 ILE A 108 LYS A 113 -1 N MET A 111 O PHE A 187 SHEET 4 E 4 THR A 205 VAL A 208 -1 O MET A 206 N ILE A 112 SSBOND 1 CYS A 203 CYS A 258 1555 1555 2.09 CISPEP 1 SER A 11 PRO A 12 0 -0.23 CISPEP 2 GLU A 163 PRO A 164 0 -3.81 CISPEP 3 LYS A 201 PRO A 202 0 0.02 SITE 1 AC1 10 LYS A 57 ALA A 60 ASN A 69 SER A 137 SITE 2 AC1 10 HOH A2214 HOH A2237 HOH A2240 HOH A2242 SITE 3 AC1 10 HOH A2273 HOH A2337 SITE 1 AC2 7 MET A 104 SER A 105 SER A 214 ASP A 245 SITE 2 AC2 7 SO4 A2005 HOH A2122 HOH A2249 SITE 1 AC3 6 MET A 15 MET A 16 ARG A 160 HOH A2095 SITE 2 AC3 6 HOH A2269 HOH A2280 SITE 1 AC4 3 LYS A 1 THR A 2 HOH A2328 SITE 1 AC5 7 PRO A 102 MET A 104 SER A 105 SER A 214 SITE 2 AC5 7 LYS A 215 SO4 A2002 HOH A2137 SITE 1 AC6 12 TYR A 58 PRO A 86 THR A 88 ARG A 93 SITE 2 AC6 12 LEU A 135 GLY A 138 SER A 139 THR A 140 SITE 3 AC6 12 GLU A 190 HOH A2011 HOH A2046 HOH A2047 CRYST1 95.727 60.300 48.489 90.00 90.00 90.00 P 21 21 2 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 0.010446 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016584 0.000000 0.00000 SCALE3 0.000000 0.000000 0.020623 0.00000