HEADER MEMBRANE PROTEIN 18-JUN-09 2WKY TITLE CRYSTAL STRUCTURE OF THE LIGAND-BINDING CORE OF GLUR5 IN COMPLEX WITH TITLE 2 THE AGONIST 4-AHCP COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR, IONOTROPIC KAINATE 1; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: LIGAND-BINDING CORE, RESIDUES 430-544,667-806; COMPND 5 SYNONYM: GLUTAMATE RECEPTOR 5, GLUR-5, GLUR5; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: ORIGAMI B; SOURCE 8 EXPRESSION_SYSTEM_VECTOR: PET-28A KEYWDS MEMBRANE PROTEIN, SYNAPSE, MEMBRANE, RECEPTOR, TRANSPORT, ION KEYWDS 2 CHANNEL, RNA EDITING, GLYCOPROTEIN, CELL JUNCTION, IONOTROPIC KEYWDS 3 GLUTAMATE RECEPTOR, ALTERNATIVE SPLICING, POSTSYNAPTIC CELL KEYWDS 4 MEMBRANE, IONIC CHANNEL, CELL MEMBRANE, ION TRANSPORT, KEYWDS 5 TRANSMEMBRANE, PHOSPHOPROTEIN, LIGAND-BINDING CORE EXPDTA X-RAY DIFFRACTION AUTHOR P.NAUR,M.GAJHEDE,J.S.KASTRUP REVDAT 4 13-DEC-23 2WKY 1 REMARK REVDAT 3 09-AUG-17 2WKY 1 REMARK REVDAT 2 06-JUL-11 2WKY 1 JRNL REMARK DBREF SEQADV REVDAT 2 2 1 FORMUL REVDAT 1 21-JUL-09 2WKY 0 JRNL AUTH R.P.CLAUSEN,P.NAUR,A.S.KRISTENSEN,J.R.GREENWOOD,M.STRANGE, JRNL AUTH 2 H.BRAUNER-OSBORNE,A.A.JENSEN,A.S.NIELSEN,U.GENESER, JRNL AUTH 3 L.M.RINGGAARD,B.NIELSEN,D.S.PICKERING,L.BREHM,M.GAJHEDE, JRNL AUTH 4 P.KROGSGAARD-LARSEN,J.S.KASTRUP JRNL TITL THE GLUTAMATE RECEPTOR GLUR5 AGONIST JRNL TITL 2 (S)-2-AMINO-3-(3-HYDROXY-7, JRNL TITL 3 8-DIHYDRO-6H-CYCLOHEPTA[D]ISOXAZOL-4-YL)PROPIONIC ACID AND JRNL TITL 4 THE 8-METHYL ANALOGUE: SYNTHESIS, MOLECULAR PHARMACOLOGY, JRNL TITL 5 AND BIOSTRUCTURAL CHARACTERIZATION JRNL REF J.MED.CHEM. V. 52 4911 2009 JRNL REFN ISSN 0022-2623 JRNL PMID 19588945 JRNL DOI 10.1021/JM900565C REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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 : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.54 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 2547573.640 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 31666 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) : 0.211 REMARK 3 FREE R VALUE : 0.248 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1569 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 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) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.34 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.60 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4864 REMARK 3 BIN R VALUE (WORKING SET) : 0.2560 REMARK 3 BIN FREE R VALUE : 0.3160 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 237 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.020 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4042 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 36 REMARK 3 SOLVENT ATOMS : 295 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 18.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 27.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.57000 REMARK 3 B22 (A**2) : 1.57000 REMARK 3 B33 (A**2) : -3.15000 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) : 0.27 REMARK 3 ESD FROM SIGMAA (A) : 0.24 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.32 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.29 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.970 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL 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 : 0.35 REMARK 3 BSOL : 27.01 REMARK 3 REMARK 3 NCS MODEL : NONE 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 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : 4-AHCP.PAR REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : 4-AHCP.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2WKY COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 18-JUN-09. REMARK 100 THE DEPOSITION ID IS D_1290040162. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-JUL-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.934 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31679 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 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 (%) : 99.4 REMARK 200 DATA REDUNDANCY : 5.500 REMARK 200 R MERGE (I) : 0.09000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.28 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.3 REMARK 200 DATA REDUNDANCY IN SHELL : 5.50 REMARK 200 R MERGE FOR SHELL (I) : 0.44000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.600 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: PDB ENTRY 2PBW REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.60 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 18 % PEG4000 0.3 M LI2SO4 0.1 M TRIS REMARK 280 -HCL PH 7.5 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 117.47900 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 35.65500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 35.65500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 58.73950 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 35.65500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 35.65500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 176.21850 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 35.65500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 35.65500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 58.73950 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 35.65500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 35.65500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 176.21850 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 117.47900 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: 3410 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23240 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -21.0 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 GLY B 1 REMARK 465 ALA B 2 REMARK 465 ASN B 3 REMARK 465 PRO B 257 REMARK 465 GLU B 258 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 GLU A 258 CA C O CB CG CD OE1 REMARK 470 GLU A 258 OE2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 OH TYR B 19 O HOH B 2012 2.18 REMARK 500 NH1 ARG A 20 OD1 ASP A 30 2.18 REMARK 500 OE1 GLN A 199 O TRP A 251 2.19 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 LEU A 37 CA - CB - CG ANGL. DEV. = -15.2 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 13 117.41 -176.11 REMARK 500 ALA A 87 -177.38 -170.95 REMARK 500 LEU A 108 -164.31 -160.82 REMARK 500 THR A 130 -12.53 -143.96 REMARK 500 ASP A 139 17.13 59.01 REMARK 500 ARG A 252 121.23 -35.13 REMARK 500 GLU B 13 119.57 -166.85 REMARK 500 ALA B 87 -174.39 -173.96 REMARK 500 LEU B 108 -165.37 -162.77 REMARK 500 THR B 130 -15.55 -143.39 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 CL A 1258 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 1259 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IBC A 1260 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IBC B 1257 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2F34 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR5 LIGAND BINDING CORE DIMERWITH UBP310 REMARK 900 AT 1.74 ANGSTROMS RESOLUTION REMARK 900 RELATED ID: 2F36 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR5 LIGAND BINDING CORE DIMERWITH REMARK 900 GLUTAMATE AT 2.1 ANGSTROMS RESOLUTION REMARK 900 RELATED ID: 1YCJ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE KAINATE RECEPTOR GLUR5 LIGAND-BINDING CORE REMARK 900 IN COMPLEX WITH (S)-GLUTAMATE REMARK 900 RELATED ID: 2F35 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR5 LIGAND BINDING CORE WITHUBP302 AT REMARK 900 1.87 ANGSTROMS RESOLUTION REMARK 900 RELATED ID: 1TXF RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR5 LIGAND BINDING CORE INCOMPLEX WITH REMARK 900 GLUTAMATE AT 2.1 ANGSTROM RESOLUTION REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE CRYSTALLIZED PROTEIN CONSISTS OF GLY RESIDUE FOLLOWED REMARK 999 BY RESIDUE 430-544 AND 667-805 FROM THE INTACT RECEPTOR REMARK 999 LINKED BY A GLY-THR DIPEPTIDE. THERE IS A SEQUENCE REMARK 999 CONFLICT AT RESIDUE 34 OF THE CRYSTALLIZED PROTEIN DUE TO REMARK 999 DIFFERENCES IN DATABASE SEQUENCE (SEE GENBANK ACCESION NO. REMARK 999 AAA02874). DBREF 2WKY A 2 116 UNP P22756 GRIK1_RAT 430 544 DBREF 2WKY A 119 258 UNP P22756 GRIK1_RAT 667 806 DBREF 2WKY B 2 116 UNP P22756 GRIK1_RAT 430 544 DBREF 2WKY B 119 258 UNP P22756 GRIK1_RAT 667 806 SEQADV 2WKY GLY A 1 UNP P22756 EXPRESSION TAG SEQADV 2WKY GLY A 34 UNP P22756 ALA 462 SEE REMARK 999 SEQADV 2WKY GLY A 117 UNP P22756 LINKER SEQADV 2WKY THR A 118 UNP P22756 LINKER SEQADV 2WKY GLY B 1 UNP P22756 EXPRESSION TAG SEQADV 2WKY GLY B 34 UNP P22756 ALA 462 SEE REMARK 999 SEQADV 2WKY GLY B 117 UNP P22756 LINKER SEQADV 2WKY THR B 118 UNP P22756 LINKER SEQRES 1 A 258 GLY ALA ASN ARG THR LEU ILE VAL THR THR ILE LEU GLU SEQRES 2 A 258 GLU PRO TYR VAL MET TYR ARG LYS SER ASP LYS PRO LEU SEQRES 3 A 258 TYR GLY ASN ASP ARG PHE GLU GLY TYR CYS LEU ASP LEU SEQRES 4 A 258 LEU LYS GLU LEU SER ASN ILE LEU GLY PHE LEU TYR ASP SEQRES 5 A 258 VAL LYS LEU VAL PRO ASP GLY LYS TYR GLY ALA GLN ASN SEQRES 6 A 258 ASP LYS GLY GLU TRP ASN GLY MET VAL LYS GLU LEU ILE SEQRES 7 A 258 ASP HIS ARG ALA ASP LEU ALA VAL ALA PRO LEU THR ILE SEQRES 8 A 258 THR TYR VAL ARG GLU LYS VAL ILE ASP PHE SER LYS PRO SEQRES 9 A 258 PHE MET THR LEU GLY ILE SER ILE LEU TYR ARG LYS GLY SEQRES 10 A 258 THR PRO ILE ASP SER ALA ASP ASP LEU ALA LYS GLN THR SEQRES 11 A 258 LYS ILE GLU TYR GLY ALA VAL ARG ASP GLY SER THR MET SEQRES 12 A 258 THR PHE PHE LYS LYS SER LYS ILE SER THR TYR GLU LYS SEQRES 13 A 258 MET TRP ALA PHE MET SER SER ARG GLN GLN SER ALA LEU SEQRES 14 A 258 VAL LYS ASN SER ASP GLU GLY ILE GLN ARG VAL LEU THR SEQRES 15 A 258 THR ASP TYR ALA LEU LEU MET GLU SER THR SER ILE GLU SEQRES 16 A 258 TYR VAL THR GLN ARG ASN CYS ASN LEU THR GLN ILE GLY SEQRES 17 A 258 GLY LEU ILE ASP SER LYS GLY TYR GLY VAL GLY THR PRO SEQRES 18 A 258 ILE GLY SER PRO TYR ARG ASP LYS ILE THR ILE ALA ILE SEQRES 19 A 258 LEU GLN LEU GLN GLU GLU GLY LYS LEU HIS MET MET LYS SEQRES 20 A 258 GLU LYS TRP TRP ARG GLY ASN GLY CYS PRO GLU SEQRES 1 B 258 GLY ALA ASN ARG THR LEU ILE VAL THR THR ILE LEU GLU SEQRES 2 B 258 GLU PRO TYR VAL MET TYR ARG LYS SER ASP LYS PRO LEU SEQRES 3 B 258 TYR GLY ASN ASP ARG PHE GLU GLY TYR CYS LEU ASP LEU SEQRES 4 B 258 LEU LYS GLU LEU SER ASN ILE LEU GLY PHE LEU TYR ASP SEQRES 5 B 258 VAL LYS LEU VAL PRO ASP GLY LYS TYR GLY ALA GLN ASN SEQRES 6 B 258 ASP LYS GLY GLU TRP ASN GLY MET VAL LYS GLU LEU ILE SEQRES 7 B 258 ASP HIS ARG ALA ASP LEU ALA VAL ALA PRO LEU THR ILE SEQRES 8 B 258 THR TYR VAL ARG GLU LYS VAL ILE ASP PHE SER LYS PRO SEQRES 9 B 258 PHE MET THR LEU GLY ILE SER ILE LEU TYR ARG LYS GLY SEQRES 10 B 258 THR PRO ILE ASP SER ALA ASP ASP LEU ALA LYS GLN THR SEQRES 11 B 258 LYS ILE GLU TYR GLY ALA VAL ARG ASP GLY SER THR MET SEQRES 12 B 258 THR PHE PHE LYS LYS SER LYS ILE SER THR TYR GLU LYS SEQRES 13 B 258 MET TRP ALA PHE MET SER SER ARG GLN GLN SER ALA LEU SEQRES 14 B 258 VAL LYS ASN SER ASP GLU GLY ILE GLN ARG VAL LEU THR SEQRES 15 B 258 THR ASP TYR ALA LEU LEU MET GLU SER THR SER ILE GLU SEQRES 16 B 258 TYR VAL THR GLN ARG ASN CYS ASN LEU THR GLN ILE GLY SEQRES 17 B 258 GLY LEU ILE ASP SER LYS GLY TYR GLY VAL GLY THR PRO SEQRES 18 B 258 ILE GLY SER PRO TYR ARG ASP LYS ILE THR ILE ALA ILE SEQRES 19 B 258 LEU GLN LEU GLN GLU GLU GLY LYS LEU HIS MET MET LYS SEQRES 20 B 258 GLU LYS TRP TRP ARG GLY ASN GLY CYS PRO GLU HET CL A1258 1 HET CL A1259 1 HET IBC A1260 17 HET IBC B1257 17 HETNAM CL CHLORIDE ION HETNAM IBC 3-(3-HYDROXY-7,8-DIHYDRO-6H-CYCLOHEPTA[D]ISOXAZOL-4- HETNAM 2 IBC YL)-L-ALANINE HETSYN IBC 2-AMINO-3-(3-HYDROXY-7,8-DIHYDRO-6H-CYCLOHEPTA[D]-4- HETSYN 2 IBC ISOXAZOLYL)PROPIONIC ACID FORMUL 3 CL 2(CL 1-) FORMUL 5 IBC 2(C11 H14 N2 O4) FORMUL 7 HOH *295(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 71 ASP A 79 1 9 HELIX 4 4 THR A 92 VAL A 98 1 7 HELIX 5 5 SER A 122 LYS A 128 1 7 HELIX 6 6 GLY A 140 SER A 149 1 10 HELIX 7 7 ILE A 151 SER A 167 1 17 HELIX 8 8 ASN A 172 THR A 183 1 12 HELIX 9 9 SER A 191 GLN A 199 1 9 HELIX 10 10 PRO A 225 GLU A 240 1 16 HELIX 11 11 GLY A 241 ARG A 252 1 12 HELIX 12 12 TYR B 27 ASP B 30 5 4 HELIX 13 13 GLY B 34 GLY B 48 1 15 HELIX 14 14 ASN B 71 ASP B 79 1 9 HELIX 15 15 THR B 92 LYS B 97 1 6 HELIX 16 16 SER B 122 GLN B 129 1 8 HELIX 17 17 GLY B 140 SER B 149 1 10 HELIX 18 18 ILE B 151 SER B 162 1 12 HELIX 19 19 SER B 163 SER B 167 5 5 HELIX 20 20 ASN B 172 THR B 183 1 12 HELIX 21 21 SER B 191 ASN B 201 1 11 HELIX 22 22 PRO B 225 GLU B 240 1 16 HELIX 23 23 GLY B 241 ARG B 252 1 12 SHEET 1 AA 3 LEU A 50 LEU A 55 0 SHEET 2 AA 3 THR A 5 THR A 10 1 O LEU A 6 N ASP A 52 SHEET 3 AA 3 LEU A 84 ALA A 85 1 O LEU A 84 N THR A 9 SHEET 1 AB 2 MET A 18 TYR A 19 0 SHEET 2 AB 2 PHE A 32 GLU A 33 -1 O GLU A 33 N MET A 18 SHEET 1 AC 2 ILE A 99 PHE A 101 0 SHEET 2 AC 2 GLY A 219 PRO A 221 -1 O THR A 220 N ASP A 100 SHEET 1 AD 2 MET A 106 LEU A 108 0 SHEET 2 AD 2 LYS A 214 TYR A 216 -1 O LYS A 214 N LEU A 108 SHEET 1 AE 4 GLU A 133 GLY A 135 0 SHEET 2 AE 4 TYR A 185 GLU A 190 1 O ALA A 186 N GLY A 135 SHEET 3 AE 4 ILE A 110 ARG A 115 -1 O SER A 111 N MET A 189 SHEET 4 AE 4 LEU A 204 ILE A 207 -1 O THR A 205 N TYR A 114 SHEET 1 BA 3 LEU B 50 LEU B 55 0 SHEET 2 BA 3 THR B 5 THR B 10 1 O LEU B 6 N ASP B 52 SHEET 3 BA 3 LEU B 84 ALA B 85 1 O LEU B 84 N THR B 9 SHEET 1 BB 2 MET B 18 TYR B 19 0 SHEET 2 BB 2 PHE B 32 GLU B 33 -1 O GLU B 33 N MET B 18 SHEET 1 BC 2 ILE B 99 PHE B 101 0 SHEET 2 BC 2 GLY B 219 PRO B 221 -1 O THR B 220 N ASP B 100 SHEET 1 BD 2 MET B 106 LEU B 108 0 SHEET 2 BD 2 LYS B 214 TYR B 216 -1 O LYS B 214 N LEU B 108 SHEET 1 BE 4 GLU B 133 GLY B 135 0 SHEET 2 BE 4 TYR B 185 GLU B 190 1 O ALA B 186 N GLY B 135 SHEET 3 BE 4 ILE B 110 ARG B 115 -1 O SER B 111 N MET B 189 SHEET 4 BE 4 LEU B 204 ILE B 207 -1 O THR B 205 N TYR B 114 SSBOND 1 CYS A 202 CYS A 256 1555 1555 2.04 SSBOND 2 CYS B 202 CYS B 256 1555 1555 2.03 CISPEP 1 GLU A 14 PRO A 15 0 0.08 CISPEP 2 GLU B 14 PRO B 15 0 0.00 SITE 1 AC1 4 LYS A 103 HOH A2127 LYS B 103 HOH B2141 SITE 1 AC2 3 TRP A 70 LYS A 75 HOH A2022 SITE 1 AC3 13 TYR A 61 PRO A 88 LEU A 89 THR A 90 SITE 2 AC3 13 ARG A 95 GLY A 140 SER A 141 THR A 142 SITE 3 AC3 13 MET A 189 GLU A 190 SER A 193 HOH A2083 SITE 4 AC3 13 HOH A2111 SITE 1 AC4 14 GLU B 13 TYR B 61 PRO B 88 LEU B 89 SITE 2 AC4 14 THR B 90 ARG B 95 GLY B 140 SER B 141 SITE 3 AC4 14 THR B 142 MET B 189 GLU B 190 SER B 193 SITE 4 AC4 14 HOH B2076 HOH B2077 CRYST1 71.310 71.310 234.958 90.00 90.00 90.00 P 41 21 2 16 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 0.014023 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014023 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004256 0.00000