HEADER MEMBRANE PROTEIN 18-NOV-16 5MFW TITLE CRYSTAL STRUCTURE OF THE GLUK1 LIGAND-BINDING DOMAIN IN COMPLEX WITH TITLE 2 KAINATE AND BPAM-121 AT 2.10 A RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR IONOTROPIC, KAINATE 1,GLUTAMATE RECEPTOR COMPND 3 IONOTROPIC, KAINATE 1; COMPND 4 CHAIN: A, B; COMPND 5 FRAGMENT: UNP RESIDUES 445-559,UNP RESIDUES 682-820; COMPND 6 SYNONYM: GLUK1,GLUTAMATE RECEPTOR 5,GLUR5,GLUK1,GLUTAMATE RECEPTOR 5, COMPND 7 GLUR5; COMPND 8 ENGINEERED: YES; COMPND 9 OTHER_DETAILS: THE PROTEIN CRYSTALLIZED IS THE EXTRACELLULAR LIGAND COMPND 10 BINDING DOMAIN OF GLUK1. TRANSMEMBRANE REGIONS WERE GENETICALLY COMPND 11 REMOVED AND REPLACED WITH A GLY-THR LINKER (RESIDUES 545 AND 546 OF COMPND 12 THE STRUCTURE). THEREFORE, THE SEQUENCE MATCHES DISCONTINUOUSLY WITH COMPND 13 THE REFERENCE DATABASE (430-544, 667-805). RESIDUE 429 IS REMNANT COMPND 14 FROM CLONING. SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: GRIK1, GLUR5; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VARIANT: ORIGAMI 2; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET28A KEYWDS IONOTROPIC GLUTAMATE RECEPTOR, GLUK1 LIGAND-BINDING DOMAIN, MEMBRANE KEYWDS 2 PROTEIN, POSITIVE ALLOSTERIC MODULATOR EXPDTA X-RAY DIFFRACTION AUTHOR A.P.LARSEN,K.FRYDENVANG,J.S.KASTRUP REVDAT 4 17-JAN-24 5MFW 1 REMARK REVDAT 3 17-JAN-18 5MFW 1 REMARK REVDAT 2 10-MAY-17 5MFW 1 JRNL REVDAT 1 12-APR-17 5MFW 0 JRNL AUTH A.P.LARSEN,S.FIEVRE,K.FRYDENVANG,P.FRANCOTTE,B.PIROTTE, JRNL AUTH 2 J.S.KASTRUP,C.MULLE JRNL TITL IDENTIFICATION AND STRUCTURE-FUNCTION STUDY OF POSITIVE JRNL TITL 2 ALLOSTERIC MODULATORS OF KAINATE RECEPTORS. JRNL REF MOL. PHARMACOL. V. 91 576 2017 JRNL REFN ESSN 1521-0111 JRNL PMID 28360094 JRNL DOI 10.1124/MOL.116.107599 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH P.NAUR,B.VESTERGAARD,L.K.SKOV,J.EGEBJERG,M.GAJHEDE, REMARK 1 AUTH 2 J.S.KASTRUP REMARK 1 TITL CRYSTAL STRUCTURE OF THE KAINATE RECEPTOR GLUR5 REMARK 1 TITL 2 LIGAND-BINDING CORE IN COMPLEX WITH (S)-GLUTAMATE. REMARK 1 REF FEBS LETT. V. 579 1154 2005 REMARK 1 REFN ISSN 0014-5793 REMARK 1 PMID 15710405 REMARK 1 DOI 10.1016/J.FEBSLET.2005.01.012 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.8.2 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) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.63 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 33831 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.166 REMARK 3 R VALUE (WORKING SET) : 0.163 REMARK 3 FREE R VALUE : 0.219 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.080 REMARK 3 FREE R VALUE TEST SET COUNT : 1717 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 29.6336 - 4.8015 1.00 2941 138 0.1616 0.1821 REMARK 3 2 4.8015 - 3.8137 1.00 2747 143 0.1310 0.1649 REMARK 3 3 3.8137 - 3.3324 1.00 2707 150 0.1474 0.2168 REMARK 3 4 3.3324 - 3.0280 1.00 2696 137 0.1723 0.2148 REMARK 3 5 3.0280 - 2.8112 1.00 2674 140 0.1821 0.2396 REMARK 3 6 2.8112 - 2.6455 1.00 2647 122 0.1763 0.2475 REMARK 3 7 2.6455 - 2.5131 1.00 2624 186 0.1758 0.2636 REMARK 3 8 2.5131 - 2.4038 1.00 2603 163 0.1768 0.2286 REMARK 3 9 2.4038 - 2.3113 1.00 2642 117 0.1732 0.2419 REMARK 3 10 2.3113 - 2.2315 1.00 2638 138 0.1767 0.2683 REMARK 3 11 2.2315 - 2.1618 1.00 2606 140 0.1749 0.2479 REMARK 3 12 2.1618 - 2.1000 0.99 2589 143 0.1785 0.2431 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) : 0.220 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 19.610 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 22.17 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.44 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 : 0.006 4217 REMARK 3 ANGLE : 1.008 5705 REMARK 3 CHIRALITY : 0.067 628 REMARK 3 PLANARITY : 0.005 710 REMARK 3 DIHEDRAL : 13.344 1617 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 5MFW COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 18-NOV-16. REMARK 100 THE DEPOSITION ID IS D_1200002406. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-JUN-12 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : MAX II REMARK 200 BEAMLINE : I911-3 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 : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS, XSCALE REMARK 200 DATA SCALING SOFTWARE : SCALA 3.3.9, XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 33935 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 29.631 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 8.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.08900 REMARK 200 FOR THE DATA SET : 18.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.21 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.6 REMARK 200 DATA REDUNDANCY IN SHELL : 7.10 REMARK 200 R MERGE FOR SHELL (I) : 0.37200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER 2.1.4 REMARK 200 STARTING MODEL: PDB ENTRY 4E0X REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.98 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.41 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20 % PEG4000, 0.3 M LITHIUM-SULFATE, REMARK 280 0.1 M SODIUM-ACETATE PH 5.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 279K 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 117.42700 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 34.32200 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 34.32200 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 58.71350 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 34.32200 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 34.32200 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 176.14050 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 34.32200 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 34.32200 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 58.71350 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 34.32200 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 34.32200 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 176.14050 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 117.42700 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: 3910 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22890 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -64.0 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 429 REMARK 465 ALA A 430 REMARK 465 ARG A 800 REMARK 465 GLY A 801 REMARK 465 ASN A 802 REMARK 465 GLY A 803 REMARK 465 CYS A 804 REMARK 465 PRO A 805 REMARK 465 GLY B 429 REMARK 465 ALA B 430 REMARK 465 ASN B 431 REMARK 465 ARG B 432 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 A 444 O HOH A 1001 2.11 REMARK 500 OE1 GLU A 681 O HOH A 1002 2.16 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 B 441 118.85 -161.38 REMARK 500 SER B 700 -74.04 -35.73 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 7M6 A 901 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 902 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue KAI A 903 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 904 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 905 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 906 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GOL A 907 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ACT A 908 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue 7M6 B 901 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue KAI B 902 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 903 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 904 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GOL B 905 REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE SEQUENCE DATABASE IS P22756-2, ISOFORM GLUR5-2. THE PROTEIN REMARK 999 CRYSTALLIZED IS THE EXTRACELLULAR LIGAND-BINDING DOMAIN OF GLUK1. REMARK 999 TRANSMEMBRANE REGIONS WERE GENETICALLY REMOVED AND REPLACED WITH A REMARK 999 GLY-THR LINKER.THERE IS A SEQUENCE CONFLICT AT RESIDUE 462 OF THE REMARK 999 CRYSTALLIZED PROTEIN DUE TO DIFFERENCES IN DATABASE SEQUENCE (SEE REMARK 999 GENBANK ACCESION NO.AAA02874). DBREF 5MFW A 430 544 UNP P22756 GRIK1_RAT 445 559 DBREF 5MFW A 667 805 UNP P22756 GRIK1_RAT 682 820 DBREF 5MFW B 430 544 UNP P22756 GRIK1_RAT 445 559 DBREF 5MFW B 667 805 UNP P22756 GRIK1_RAT 682 820 SEQADV 5MFW GLY A 429 UNP P22756 CLONING ARTIFACT SEQADV 5MFW GLY A 462 UNP P22756 ALA 477 SEE REMARK 999 SEQADV 5MFW GLY A 545 UNP P22756 LINKER SEQADV 5MFW THR A 546 UNP P22756 LINKER SEQADV 5MFW GLY B 429 UNP P22756 CLONING ARTIFACT SEQADV 5MFW GLY B 462 UNP P22756 ALA 477 SEE REMARK 999 SEQADV 5MFW GLY B 545 UNP P22756 LINKER SEQADV 5MFW THR B 546 UNP P22756 LINKER SEQRES 1 A 257 GLY ALA ASN ARG THR LEU ILE VAL THR THR ILE LEU GLU SEQRES 2 A 257 GLU PRO TYR VAL MET TYR ARG LYS SER ASP LYS PRO LEU SEQRES 3 A 257 TYR GLY ASN ASP ARG PHE GLU GLY TYR CYS LEU ASP LEU SEQRES 4 A 257 LEU LYS GLU LEU SER ASN ILE LEU GLY PHE LEU TYR ASP SEQRES 5 A 257 VAL LYS LEU VAL PRO ASP GLY LYS TYR GLY ALA GLN ASN SEQRES 6 A 257 ASP LYS GLY GLU TRP ASN GLY MET VAL LYS GLU LEU ILE SEQRES 7 A 257 ASP HIS ARG ALA ASP LEU ALA VAL ALA PRO LEU THR ILE SEQRES 8 A 257 THR TYR VAL ARG GLU LYS VAL ILE ASP PHE SER LYS PRO SEQRES 9 A 257 PHE MET THR LEU GLY ILE SER ILE LEU TYR ARG LYS GLY SEQRES 10 A 257 THR PRO ILE ASP SER ALA ASP ASP LEU ALA LYS GLN THR SEQRES 11 A 257 LYS ILE GLU TYR GLY ALA VAL ARG ASP GLY SER THR MET SEQRES 12 A 257 THR PHE PHE LYS LYS SER LYS ILE SER THR TYR GLU LYS SEQRES 13 A 257 MET TRP ALA PHE MET SER SER ARG GLN GLN SER ALA LEU SEQRES 14 A 257 VAL LYS ASN SER ASP GLU GLY ILE GLN ARG VAL LEU THR SEQRES 15 A 257 THR ASP TYR ALA LEU LEU MET GLU SER THR SER ILE GLU SEQRES 16 A 257 TYR VAL THR GLN ARG ASN CYS ASN LEU THR GLN ILE GLY SEQRES 17 A 257 GLY LEU ILE ASP SER LYS GLY TYR GLY VAL GLY THR PRO SEQRES 18 A 257 ILE GLY SER PRO TYR ARG ASP LYS ILE THR ILE ALA ILE SEQRES 19 A 257 LEU GLN LEU GLN GLU GLU GLY LYS LEU HIS MET MET LYS SEQRES 20 A 257 GLU LYS TRP TRP ARG GLY ASN GLY CYS PRO SEQRES 1 B 257 GLY ALA ASN ARG THR LEU ILE VAL THR THR ILE LEU GLU SEQRES 2 B 257 GLU PRO TYR VAL MET TYR ARG LYS SER ASP LYS PRO LEU SEQRES 3 B 257 TYR GLY ASN ASP ARG PHE GLU GLY TYR CYS LEU ASP LEU SEQRES 4 B 257 LEU LYS GLU LEU SER ASN ILE LEU GLY PHE LEU TYR ASP SEQRES 5 B 257 VAL LYS LEU VAL PRO ASP GLY LYS TYR GLY ALA GLN ASN SEQRES 6 B 257 ASP LYS GLY GLU TRP ASN GLY MET VAL LYS GLU LEU ILE SEQRES 7 B 257 ASP HIS ARG ALA ASP LEU ALA VAL ALA PRO LEU THR ILE SEQRES 8 B 257 THR TYR VAL ARG GLU LYS VAL ILE ASP PHE SER LYS PRO SEQRES 9 B 257 PHE MET THR LEU GLY ILE SER ILE LEU TYR ARG LYS GLY SEQRES 10 B 257 THR PRO ILE ASP SER ALA ASP ASP LEU ALA LYS GLN THR SEQRES 11 B 257 LYS ILE GLU TYR GLY ALA VAL ARG ASP GLY SER THR MET SEQRES 12 B 257 THR PHE PHE LYS LYS SER LYS ILE SER THR TYR GLU LYS SEQRES 13 B 257 MET TRP ALA PHE MET SER SER ARG GLN GLN SER ALA LEU SEQRES 14 B 257 VAL LYS ASN SER ASP GLU GLY ILE GLN ARG VAL LEU THR SEQRES 15 B 257 THR ASP TYR ALA LEU LEU MET GLU SER THR SER ILE GLU SEQRES 16 B 257 TYR VAL THR GLN ARG ASN CYS ASN LEU THR GLN ILE GLY SEQRES 17 B 257 GLY LEU ILE ASP SER LYS GLY TYR GLY VAL GLY THR PRO SEQRES 18 B 257 ILE GLY SER PRO TYR ARG ASP LYS ILE THR ILE ALA ILE SEQRES 19 B 257 LEU GLN LEU GLN GLU GLU GLY LYS LEU HIS MET MET LYS SEQRES 20 B 257 GLU LYS TRP TRP ARG GLY ASN GLY CYS PRO HET 7M6 A 901 16 HET CL A 902 1 HET KAI A 903 15 HET SO4 A 904 5 HET SO4 A 905 5 HET SO4 A 906 5 HET GOL A 907 6 HET ACT A 908 4 HET 7M6 B 901 16 HET KAI B 902 15 HET SO4 B 903 5 HET SO4 B 904 5 HET GOL B 905 6 HETNAM 7M6 7-CHLORO-4-(2-FLUOROETHYL)-2,3-DIHYDRO-1,2,4- HETNAM 2 7M6 BENZOTHIADIAZINE 1,1-DIOXIDE HETNAM CL CHLORIDE ION HETNAM KAI 3-(CARBOXYMETHYL)-4-ISOPROPENYLPROLINE HETNAM SO4 SULFATE ION HETNAM GOL GLYCEROL HETNAM ACT ACETATE ION HETSYN KAI KAINATE HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 3 7M6 2(C9 H10 CL F N2 O2 S) FORMUL 4 CL CL 1- FORMUL 5 KAI 2(C10 H15 N O4) FORMUL 6 SO4 5(O4 S 2-) FORMUL 9 GOL 2(C3 H8 O3) FORMUL 10 ACT C2 H3 O2 1- FORMUL 16 HOH *476(H2 O) HELIX 1 AA1 TYR A 455 ASP A 458 5 4 HELIX 2 AA2 GLY A 462 GLY A 476 1 15 HELIX 3 AA3 ASN A 499 ASP A 507 1 9 HELIX 4 AA4 THR A 520 LYS A 525 1 6 HELIX 5 AA5 SER A 670 LYS A 676 1 7 HELIX 6 AA6 GLY A 688 SER A 697 1 10 HELIX 7 AA7 ILE A 699 SER A 715 1 17 HELIX 8 AA8 ASN A 720 THR A 731 1 12 HELIX 9 AA9 SER A 739 ASN A 749 1 11 HELIX 10 AB1 PRO A 773 GLU A 788 1 16 HELIX 11 AB2 GLY A 789 TRP A 799 1 11 HELIX 12 AB3 TYR B 455 ASP B 458 5 4 HELIX 13 AB4 GLY B 462 GLY B 476 1 15 HELIX 14 AB5 ASN B 499 ASP B 507 1 9 HELIX 15 AB6 THR B 520 LYS B 525 1 6 HELIX 16 AB7 SER B 670 LYS B 676 1 7 HELIX 17 AB8 GLY B 688 SER B 697 1 10 HELIX 18 AB9 ILE B 699 SER B 715 1 17 HELIX 19 AC1 ASN B 720 THR B 731 1 12 HELIX 20 AC2 SER B 739 GLN B 747 1 9 HELIX 21 AC3 TYR B 774 GLU B 788 1 15 HELIX 22 AC4 GLY B 789 ARG B 800 1 12 SHEET 1 AA1 3 TYR A 479 LEU A 483 0 SHEET 2 AA1 3 LEU A 434 THR A 438 1 N VAL A 436 O LYS A 482 SHEET 3 AA1 3 LEU A 512 ALA A 513 1 O LEU A 512 N THR A 437 SHEET 1 AA2 2 MET A 446 TYR A 447 0 SHEET 2 AA2 2 PHE A 460 GLU A 461 -1 O GLU A 461 N MET A 446 SHEET 1 AA3 2 ASP A 528 PHE A 529 0 SHEET 2 AA3 2 GLY A 767 THR A 768 -1 O THR A 768 N ASP A 528 SHEET 1 AA4 2 MET A 534 LEU A 536 0 SHEET 2 AA4 2 LYS A 762 TYR A 764 -1 O LYS A 762 N LEU A 536 SHEET 1 AA5 4 GLU A 681 GLY A 683 0 SHEET 2 AA5 4 TYR A 733 GLU A 738 1 O LEU A 736 N GLY A 683 SHEET 3 AA5 4 ILE A 538 ARG A 543 -1 N LEU A 541 O LEU A 735 SHEET 4 AA5 4 LEU A 752 ILE A 755 -1 O THR A 753 N TYR A 542 SHEET 1 AA6 3 TYR B 479 LEU B 483 0 SHEET 2 AA6 3 LEU B 434 THR B 438 1 N VAL B 436 O LYS B 482 SHEET 3 AA6 3 LEU B 512 ALA B 513 1 O LEU B 512 N THR B 437 SHEET 1 AA7 2 MET B 446 TYR B 447 0 SHEET 2 AA7 2 PHE B 460 GLU B 461 -1 O GLU B 461 N MET B 446 SHEET 1 AA8 2 ILE B 527 PHE B 529 0 SHEET 2 AA8 2 GLY B 767 PRO B 769 -1 O THR B 768 N ASP B 528 SHEET 1 AA9 2 MET B 534 LEU B 536 0 SHEET 2 AA9 2 LYS B 762 TYR B 764 -1 O LYS B 762 N LEU B 536 SHEET 1 AB1 4 GLU B 681 GLY B 683 0 SHEET 2 AB1 4 TYR B 733 GLU B 738 1 O LEU B 736 N GLY B 683 SHEET 3 AB1 4 ILE B 538 ARG B 543 -1 N LEU B 541 O LEU B 735 SHEET 4 AB1 4 LEU B 752 ILE B 755 -1 O THR B 753 N TYR B 542 SSBOND 1 CYS B 750 CYS B 804 1555 1555 2.05 CISPEP 1 GLU A 442 PRO A 443 0 -4.87 CISPEP 2 GLU B 442 PRO B 443 0 -3.56 SITE 1 AC1 18 LYS A 531 PRO A 532 PHE A 533 MET A 534 SITE 2 AC1 18 THR A 535 LEU A 783 GLN A 786 HOH A1072 SITE 3 AC1 18 HOH A1122 ILE B 519 PRO B 532 THR B 535 SITE 4 AC1 18 SER B 761 LYS B 762 GLY B 763 7M6 B 901 SITE 5 AC1 18 HOH B1120 HOH B1136 SITE 1 AC2 4 LYS A 531 HOH A1084 LYS B 531 HOH B1076 SITE 1 AC3 14 GLU A 441 TYR A 489 PRO A 516 THR A 518 SITE 2 AC3 14 ARG A 523 GLY A 688 SER A 689 THR A 690 SITE 3 AC3 14 SER A 721 GLU A 738 GOL A 907 HOH A1013 SITE 4 AC3 14 HOH A1066 HOH A1110 SITE 1 AC4 4 ARG A 448 SER A 450 LYS B 695 TRP B 706 SITE 1 AC5 5 ARG A 459 HOH A1029 HOH A1065 HOH A1137 SITE 2 AC5 5 HOH B1002 SITE 1 AC6 5 ASP A 451 HOH A1016 SER B 711 ARG B 712 SITE 2 AC6 5 ASN B 751 SITE 1 AC7 12 LYS A 488 TYR A 489 GLY A 490 ALA A 491 SITE 2 AC7 12 ASN A 499 VAL A 685 ARG A 686 ASP A 687 SITE 3 AC7 12 KAI A 903 HOH A1068 HOH A1117 HOH A1132 SITE 1 AC8 5 LYS A 488 LYS A 719 HOH A1083 LYS B 488 SITE 2 AC8 5 LYS B 719 SITE 1 AC9 16 PRO A 532 MET A 534 THR A 535 SER A 761 SITE 2 AC9 16 LYS A 762 GLY A 763 7M6 A 901 HOH A1090 SITE 3 AC9 16 LYS B 531 PRO B 532 PHE B 533 MET B 534 SITE 4 AC9 16 THR B 535 LEU B 783 GLN B 786 HOH B1131 SITE 1 AD1 11 GLU B 441 TYR B 489 PRO B 516 THR B 518 SITE 2 AD1 11 ARG B 523 GLY B 688 SER B 689 THR B 690 SITE 3 AD1 11 GLU B 738 HOH B1021 HOH B1039 SITE 1 AD2 8 HOH A1002 ARG B 459 LYS B 482 LEU B 483 SITE 2 AD2 8 HOH B1003 HOH B1008 HOH B1028 HOH B1122 SITE 1 AD3 5 GLN A 713 ARG B 448 SER B 450 LYS B 452 SITE 2 AD3 5 HOH B1081 SITE 1 AD4 9 LYS B 488 TYR B 489 GLY B 490 ALA B 491 SITE 2 AD4 9 ASN B 499 ARG B 686 ASP B 687 GLY B 688 SITE 3 AD4 9 HOH B1050 CRYST1 68.644 68.644 234.854 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 0.014568 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014568 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004258 0.00000