HEADER MEMBRANE PROTEIN/ANTAGONIST 17-JAN-13 4ISU TITLE CRYSTAL STRUCTURE OF THE GLUA2 LIGAND-BINDING DOMAIN (S1S2J) IN TITLE 2 COMPLEX WITH THE ANTAGONIST (2R)-IKM-159 AT 2.3A RESOLUTION. COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR 2; COMPND 3 CHAIN: A, D, C, B; COMPND 4 FRAGMENT: LIGAND-BINDING DOMAIN; COMPND 5 SYNONYM: GLUR-2, AMPA-SELECTIVE GLUTAMATE RECEPTOR 2, GLUR-B, GLUR- COMPND 6 K2, GLUTAMATE RECEPTOR IONOTROPIC, AMPA 2, GLUA2; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: BROWN RAT,RAT,RATS; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: GLUR2, GRIA2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: ORIGAMI B (DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET-22B(+) KEYWDS AMPA RECEPTOR LIGAND-BINDING DOMAIN, GLUR2-S1S2J, ANTAGONIST, KEYWDS 2 MEMBRANE PROTEIN, MEMBRANE PROTEIN-ANTAGONIST COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR L.JUKNAITE,K.FRYDENVANG,J.S.KASTRUP REVDAT 4 20-SEP-23 4ISU 1 REMARK SEQADV REVDAT 3 16-AUG-17 4ISU 1 SOURCE REMARK REVDAT 2 22-MAY-13 4ISU 1 JRNL REVDAT 1 20-MAR-13 4ISU 0 JRNL AUTH L.JUKNAITE,Y.SUGAMATA,K.TOKIWA,Y.ISHIKAWA,S.TAKAMIZAWA, JRNL AUTH 2 A.ENG,R.SAKAI,D.S.PICKERING,K.FRYDENVANG,G.T.SWANSON, JRNL AUTH 3 J.S.KASTRUP,M.OIKAWA JRNL TITL STUDIES ON AN JRNL TITL 2 (S)-2-AMINO-3-(3-HYDROXY-5-METHYL-4-ISOXAZOLYL)PROPIONIC JRNL TITL 3 ACID (AMPA) RECEPTOR ANTAGONIST IKM-159: ASYMMETRIC JRNL TITL 4 SYNTHESIS, NEUROACTIVITY, AND STRUCTURAL CHARACTERIZATION. JRNL REF J.MED.CHEM. V. 56 2283 2013 JRNL REFN ISSN 0022-2623 JRNL PMID 23432124 JRNL DOI 10.1021/JM301590Z REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.7.1_743 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) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.15 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.1 REMARK 3 NUMBER OF REFLECTIONS : 48021 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.189 REMARK 3 R VALUE (WORKING SET) : 0.185 REMARK 3 FREE R VALUE : 0.258 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.020 REMARK 3 FREE R VALUE TEST SET COUNT : 2410 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 29.1520 - 5.8986 0.96 2813 144 0.1926 0.2160 REMARK 3 2 5.8986 - 4.6882 0.98 2787 116 0.1747 0.2381 REMARK 3 3 4.6882 - 4.0974 0.98 2724 136 0.1378 0.1672 REMARK 3 4 4.0974 - 3.7236 0.99 2736 132 0.1589 0.2149 REMARK 3 5 3.7236 - 3.4572 0.99 2722 137 0.1810 0.2542 REMARK 3 6 3.4572 - 3.2536 0.99 2696 149 0.1867 0.2382 REMARK 3 7 3.2536 - 3.0909 0.99 2705 140 0.1968 0.2644 REMARK 3 8 3.0909 - 2.9564 0.99 2683 153 0.2029 0.3062 REMARK 3 9 2.9564 - 2.8427 0.99 2693 138 0.2057 0.2811 REMARK 3 10 2.8427 - 2.7447 1.00 2713 161 0.2025 0.3014 REMARK 3 11 2.7447 - 2.6589 1.00 2688 146 0.2034 0.2952 REMARK 3 12 2.6589 - 2.5830 1.00 2673 148 0.2076 0.3070 REMARK 3 13 2.5830 - 2.5150 1.00 2683 156 0.2038 0.3071 REMARK 3 14 2.5150 - 2.4537 1.00 2702 140 0.2116 0.3148 REMARK 3 15 2.4537 - 2.3979 1.00 2669 145 0.2145 0.3248 REMARK 3 16 2.3979 - 2.3469 0.98 2651 148 0.1939 0.3301 REMARK 3 17 2.3469 - 2.3000 0.84 2273 121 0.1704 0.2822 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.00 REMARK 3 SHRINKAGE RADIUS : 0.72 REMARK 3 K_SOL : 0.38 REMARK 3 B_SOL : 22.93 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.710 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.970 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.99 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.94400 REMARK 3 B22 (A**2) : -4.35070 REMARK 3 B33 (A**2) : 6.29470 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 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 : 0.007 8353 REMARK 3 ANGLE : 1.044 11248 REMARK 3 CHIRALITY : 0.068 1241 REMARK 3 PLANARITY : 0.004 1404 REMARK 3 DIHEDRAL : 14.933 3132 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 4ISU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-JAN-13. REMARK 100 THE DEPOSITION ID IS D_1000077165. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-FEB-11 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.5 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) : 1.0000 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 REMARK 200 DATA SCALING SOFTWARE : SCALA 3.3.15 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 48097 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 97.235 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.3 REMARK 200 DATA REDUNDANCY : 3.900 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05600 REMARK 200 FOR THE DATA SET : 14.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.42 REMARK 200 COMPLETENESS FOR SHELL (%) : 93.2 REMARK 200 DATA REDUNDANCY IN SHELL : 2.90 REMARK 200 R MERGE FOR SHELL (I) : 0.12700 REMARK 200 R SYM FOR SHELL (I) : 0.12700 REMARK 200 FOR SHELL : 5.400 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 1N0T MOLA REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.71 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.31 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG4000, 0.1M LITHIUM SULFATE, REMARK 280 0.1M PHOSPHATE-CITRATE PH 4.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 280K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 31.25700 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 97.22800 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 44.38650 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 97.22800 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 31.25700 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 44.38650 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3, 4, 5, 6 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 APPLY THE FOLLOWING TO CHAINS: A, C 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: D, 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 350 REMARK 350 BIOMOLECULE: 3 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 REMARK 350 BIOMOLECULE: 4 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: D 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 REMARK 350 BIOMOLECULE: 5 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: C 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 REMARK 350 BIOMOLECULE: 6 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 D 1 REMARK 465 GLY D 262 REMARK 465 SER D 263 REMARK 465 GLY C 1 REMARK 465 ALA C 2 REMARK 465 ASN C 3 REMARK 465 SER C 263 REMARK 465 GLY B 1 REMARK 465 ALA B 2 REMARK 465 ASN B 3 REMARK 465 SER B 263 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 ASN A 22 39.16 -99.47 REMARK 500 ASN A 72 -169.04 -100.29 REMARK 500 GLU A 260 -160.16 -76.04 REMARK 500 PRO D 89 67.29 -69.46 REMARK 500 GLU D 260 21.05 -145.70 REMARK 500 ASN C 22 36.07 -90.65 REMARK 500 THR C 131 -17.34 -140.27 REMARK 500 ASP C 139 2.82 -61.41 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 IKM A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 304 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 D 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL D 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 C 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 C 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL C 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL C 304 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IKM B 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B 304 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B 305 DBREF 4ISU A 3 117 UNP P19491 GRIA2_RAT 413 527 DBREF 4ISU A 120 263 UNP P19491 GRIA2_RAT 653 796 DBREF 4ISU D 3 117 UNP P19491 GRIA2_RAT 413 527 DBREF 4ISU D 120 263 UNP P19491 GRIA2_RAT 653 796 DBREF 4ISU C 3 117 UNP P19491 GRIA2_RAT 413 527 DBREF 4ISU C 120 263 UNP P19491 GRIA2_RAT 653 796 DBREF 4ISU B 3 117 UNP P19491 GRIA2_RAT 413 527 DBREF 4ISU B 120 263 UNP P19491 GRIA2_RAT 653 796 SEQADV 4ISU GLY A 1 UNP P19491 EXPRESSION TAG SEQADV 4ISU ALA A 2 UNP P19491 EXPRESSION TAG SEQADV 4ISU GLY A 118 UNP P19491 LINKER SEQADV 4ISU THR A 119 UNP P19491 LINKER SEQADV 4ISU GLY D 1 UNP P19491 EXPRESSION TAG SEQADV 4ISU ALA D 2 UNP P19491 EXPRESSION TAG SEQADV 4ISU GLY D 118 UNP P19491 LINKER SEQADV 4ISU THR D 119 UNP P19491 LINKER SEQADV 4ISU GLY C 1 UNP P19491 EXPRESSION TAG SEQADV 4ISU ALA C 2 UNP P19491 EXPRESSION TAG SEQADV 4ISU GLY C 118 UNP P19491 LINKER SEQADV 4ISU THR C 119 UNP P19491 LINKER SEQADV 4ISU GLY B 1 UNP P19491 EXPRESSION TAG SEQADV 4ISU ALA B 2 UNP P19491 EXPRESSION TAG SEQADV 4ISU GLY B 118 UNP P19491 LINKER SEQADV 4ISU THR B 119 UNP P19491 LINKER 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 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 D 263 GLY ALA ASN LYS THR VAL VAL VAL THR THR ILE LEU GLU SEQRES 2 D 263 SER PRO TYR VAL MET MET LYS LYS ASN HIS GLU MET LEU SEQRES 3 D 263 GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU SEQRES 4 D 263 ALA ALA GLU ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS SEQRES 5 D 263 LEU THR ILE VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP SEQRES 6 D 263 ALA ASP THR LYS ILE TRP ASN GLY MET VAL GLY GLU LEU SEQRES 7 D 263 VAL TYR GLY LYS ALA ASP ILE ALA ILE ALA PRO LEU THR SEQRES 8 D 263 ILE THR LEU VAL ARG GLU GLU VAL ILE ASP PHE SER LYS SEQRES 9 D 263 PRO PHE MET SER LEU GLY ILE SER ILE MET ILE LYS LYS SEQRES 10 D 263 GLY THR PRO ILE GLU SER ALA GLU ASP LEU SER LYS GLN SEQRES 11 D 263 THR GLU ILE ALA TYR GLY THR LEU ASP SER GLY SER THR SEQRES 12 D 263 LYS GLU PHE PHE ARG ARG SER LYS ILE ALA VAL PHE ASP SEQRES 13 D 263 LYS MET TRP THR TYR MET ARG SER ALA GLU PRO SER VAL SEQRES 14 D 263 PHE VAL ARG THR THR ALA GLU GLY VAL ALA ARG VAL ARG SEQRES 15 D 263 LYS SER LYS GLY LYS TYR ALA TYR LEU LEU GLU SER THR SEQRES 16 D 263 MET ASN GLU TYR ILE GLU GLN ARG LYS PRO CYS ASP THR SEQRES 17 D 263 MET LYS VAL GLY GLY ASN LEU ASP SER LYS GLY TYR GLY SEQRES 18 D 263 ILE ALA THR PRO LYS GLY SER SER LEU GLY ASN ALA VAL SEQRES 19 D 263 ASN LEU ALA VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU SEQRES 20 D 263 ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU SEQRES 21 D 263 CYS GLY SER SEQRES 1 C 263 GLY ALA ASN LYS THR VAL VAL VAL THR THR ILE LEU GLU SEQRES 2 C 263 SER PRO TYR VAL MET MET LYS LYS ASN HIS GLU MET LEU SEQRES 3 C 263 GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU SEQRES 4 C 263 ALA ALA GLU ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS SEQRES 5 C 263 LEU THR ILE VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP SEQRES 6 C 263 ALA ASP THR LYS ILE TRP ASN GLY MET VAL GLY GLU LEU SEQRES 7 C 263 VAL TYR GLY LYS ALA ASP ILE ALA ILE ALA PRO LEU THR SEQRES 8 C 263 ILE THR LEU VAL ARG GLU GLU VAL ILE ASP PHE SER LYS SEQRES 9 C 263 PRO PHE MET SER LEU GLY ILE SER ILE MET ILE LYS LYS SEQRES 10 C 263 GLY THR PRO ILE GLU SER ALA GLU ASP LEU SER LYS GLN SEQRES 11 C 263 THR GLU ILE ALA TYR GLY THR LEU ASP SER GLY SER THR SEQRES 12 C 263 LYS GLU PHE PHE ARG ARG SER LYS ILE ALA VAL PHE ASP SEQRES 13 C 263 LYS MET TRP THR TYR MET ARG SER ALA GLU PRO SER VAL SEQRES 14 C 263 PHE VAL ARG THR THR ALA GLU GLY VAL ALA ARG VAL ARG SEQRES 15 C 263 LYS SER LYS GLY LYS TYR ALA TYR LEU LEU GLU SER THR SEQRES 16 C 263 MET ASN GLU TYR ILE GLU GLN ARG LYS PRO CYS ASP THR SEQRES 17 C 263 MET LYS VAL GLY GLY ASN LEU ASP SER LYS GLY TYR GLY SEQRES 18 C 263 ILE ALA THR PRO LYS GLY SER SER LEU GLY ASN ALA VAL SEQRES 19 C 263 ASN LEU ALA VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU SEQRES 20 C 263 ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU SEQRES 21 C 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 LEU 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 LEU 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 IKM A 301 20 HET SO4 A 302 5 HET CL A 303 1 HET CL A 304 1 HET SO4 D 301 5 HET CL D 302 1 HET CL D 303 1 HET SO4 C 301 5 HET SO4 C 302 5 HET CL C 303 1 HET CL C 304 1 HET IKM B 301 20 HET SO4 B 302 5 HET SO4 B 303 5 HET CL B 304 1 HET CL B 305 1 HETNAM IKM (4AS,5AR,6R,8AS,8BS)-5A-(CARBOXYMETHYL)-8-OXO-2,4A,5A, HETNAM 2 IKM 6,7,8,8A,8B-OCTAHYDRO-1H-PYRROLO[3',4':4,5]FURO[3,2- HETNAM 3 IKM B]PYRIDINE-6-CARBOXYLIC ACID HETNAM SO4 SULFATE ION HETNAM CL CHLORIDE ION HETSYN IKM IKM-159 FORMUL 5 IKM 2(C12 H14 N2 O6) FORMUL 6 SO4 6(O4 S 2-) FORMUL 7 CL 8(CL 1-) FORMUL 21 HOH *446(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 HIS A 46 1 13 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 D 22 LEU D 26 5 5 HELIX 14 14 GLU D 27 GLU D 30 5 4 HELIX 15 15 GLY D 34 GLY D 48 1 15 HELIX 16 16 ASN D 72 TYR D 80 1 9 HELIX 17 17 THR D 93 VAL D 99 1 7 HELIX 18 18 SER D 123 LYS D 129 1 7 HELIX 19 19 GLY D 141 SER D 150 1 10 HELIX 20 20 ILE D 152 ALA D 165 1 14 HELIX 21 21 THR D 173 SER D 184 1 12 HELIX 22 22 SER D 194 GLN D 202 1 9 HELIX 23 23 LEU D 230 GLN D 244 1 15 HELIX 24 24 GLY D 245 TYR D 256 1 12 HELIX 25 25 GLU C 27 GLU C 30 5 4 HELIX 26 26 GLY C 34 GLY C 48 1 15 HELIX 27 27 ASN C 72 TYR C 80 1 9 HELIX 28 28 THR C 93 GLU C 98 1 6 HELIX 29 29 SER C 123 LYS C 129 1 7 HELIX 30 30 GLY C 141 SER C 150 1 10 HELIX 31 31 ILE C 152 ALA C 165 1 14 HELIX 32 32 THR C 173 SER C 184 1 12 HELIX 33 33 SER C 194 GLU C 201 1 8 HELIX 34 34 LEU C 230 GLN C 244 1 15 HELIX 35 35 GLY C 245 TYR C 256 1 12 HELIX 36 36 ASN B 22 LEU B 26 5 5 HELIX 37 37 GLU B 27 GLU B 30 5 4 HELIX 38 38 GLY B 34 GLY B 48 1 15 HELIX 39 39 ASN B 72 TYR B 80 1 9 HELIX 40 40 THR B 93 GLU B 98 1 6 HELIX 41 41 SER B 123 LYS B 129 1 7 HELIX 42 42 GLY B 141 SER B 150 1 10 HELIX 43 43 ILE B 152 ALA B 165 1 14 HELIX 44 44 THR B 173 LYS B 183 1 11 HELIX 45 45 SER B 194 GLN B 202 1 9 HELIX 46 46 LEU B 230 GLN B 244 1 15 HELIX 47 47 GLY B 245 TYR B 256 1 12 SHEET 1 A 3 LYS A 50 ILE A 55 0 SHEET 2 A 3 THR A 5 THR A 10 1 N VAL A 6 O LYS A 50 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 GLY A 136 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 D 51 ILE D 55 0 SHEET 2 F 3 VAL D 6 THR D 10 1 N VAL D 8 O THR D 54 SHEET 3 F 3 ILE D 85 ALA D 86 1 O ILE D 85 N THR D 9 SHEET 1 G 2 MET D 18 MET D 19 0 SHEET 2 G 2 TYR D 32 GLU D 33 -1 O GLU D 33 N MET D 18 SHEET 1 H 2 ILE D 100 PHE D 102 0 SHEET 2 H 2 ALA D 223 PRO D 225 -1 O THR D 224 N ASP D 101 SHEET 1 I 2 MET D 107 LEU D 109 0 SHEET 2 I 2 LYS D 218 TYR D 220 -1 O TYR D 220 N MET D 107 SHEET 1 J 4 ALA D 134 GLY D 136 0 SHEET 2 J 4 TYR D 188 GLU D 193 1 O LEU D 191 N GLY D 136 SHEET 3 J 4 ILE D 111 LYS D 116 -1 N MET D 114 O TYR D 190 SHEET 4 J 4 THR D 208 VAL D 211 -1 O VAL D 211 N ILE D 113 SHEET 1 K 3 TYR C 51 ILE C 55 0 SHEET 2 K 3 VAL C 6 THR C 10 1 N VAL C 8 O LYS C 52 SHEET 3 K 3 ILE C 85 ALA C 86 1 O ILE C 85 N THR C 9 SHEET 1 L 2 MET C 18 MET C 19 0 SHEET 2 L 2 TYR C 32 GLU C 33 -1 O GLU C 33 N MET C 18 SHEET 1 M 2 ILE C 100 PHE C 102 0 SHEET 2 M 2 ALA C 223 PRO C 225 -1 O THR C 224 N ASP C 101 SHEET 1 N 2 MET C 107 LEU C 109 0 SHEET 2 N 2 LYS C 218 TYR C 220 -1 O LYS C 218 N LEU C 109 SHEET 1 O 4 ALA C 134 GLY C 136 0 SHEET 2 O 4 TYR C 188 GLU C 193 1 O LEU C 191 N GLY C 136 SHEET 3 O 4 ILE C 111 LYS C 116 -1 N MET C 114 O TYR C 190 SHEET 4 O 4 THR C 208 VAL C 211 -1 O MET C 209 N ILE C 115 SHEET 1 P 3 LYS B 50 ILE B 55 0 SHEET 2 P 3 THR B 5 THR B 10 1 N VAL B 6 O LYS B 52 SHEET 3 P 3 ILE B 85 ALA B 86 1 O ILE B 85 N THR B 9 SHEET 1 Q 2 MET B 18 MET B 19 0 SHEET 2 Q 2 TYR B 32 GLU B 33 -1 O GLU B 33 N MET B 18 SHEET 1 R 2 ILE B 100 PHE B 102 0 SHEET 2 R 2 ALA B 223 PRO B 225 -1 O THR B 224 N ASP B 101 SHEET 1 S 2 MET B 107 LEU B 109 0 SHEET 2 S 2 LYS B 218 TYR B 220 -1 O LYS B 218 N LEU B 109 SHEET 1 T 4 ALA B 134 GLY B 136 0 SHEET 2 T 4 TYR B 188 GLU B 193 1 O LEU B 191 N GLY B 136 SHEET 3 T 4 ILE B 111 LYS B 116 -1 N MET B 114 O TYR B 190 SHEET 4 T 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 D 206 CYS D 261 1555 1555 2.03 SSBOND 3 CYS C 206 CYS C 261 1555 1555 2.04 SSBOND 4 CYS B 206 CYS B 261 1555 1555 2.03 CISPEP 1 SER A 14 PRO A 15 0 -0.67 CISPEP 2 GLU A 166 PRO A 167 0 -1.03 CISPEP 3 LYS A 204 PRO A 205 0 10.28 CISPEP 4 SER D 14 PRO D 15 0 -1.85 CISPEP 5 GLU D 166 PRO D 167 0 -3.19 CISPEP 6 LYS D 204 PRO D 205 0 7.55 CISPEP 7 SER C 14 PRO C 15 0 1.70 CISPEP 8 GLU C 166 PRO C 167 0 -1.02 CISPEP 9 LYS C 204 PRO C 205 0 3.37 CISPEP 10 SER B 14 PRO B 15 0 -1.84 CISPEP 11 GLU B 166 PRO B 167 0 -2.26 CISPEP 12 LYS B 204 PRO B 205 0 0.75 SITE 1 AC1 11 TYR A 61 PRO A 89 THR A 91 ARG A 96 SITE 2 AC1 11 LEU A 138 GLY A 141 SER A 142 THR A 174 SITE 3 AC1 11 GLU A 193 TYR A 220 HOH A 510 SITE 1 AC2 3 HIS A 23 LYS A 144 ARG A 148 SITE 1 AC3 1 THR A 174 SITE 1 AC4 2 SER A 194 GLU A 198 SITE 1 AC5 2 ARG D 96 SER D 142 SITE 1 AC6 2 SER D 194 GLU D 198 SITE 1 AC7 4 HIS C 23 LYS C 144 ARG C 148 ARG C 163 SITE 1 AC8 4 TYR C 61 THR C 91 ARG C 96 SER C 142 SITE 1 AC9 1 GLU C 198 SITE 1 BC1 2 SER C 140 ARG C 148 SITE 1 BC2 13 TYR B 61 PRO B 89 THR B 91 ARG B 96 SITE 2 BC2 13 LEU B 138 GLY B 141 SER B 142 THR B 174 SITE 3 BC2 13 GLU B 193 TYR B 220 HOH B 454 HOH B 466 SITE 4 BC2 13 HOH B 503 SITE 1 BC3 4 LYS B 144 ARG B 148 ARG B 163 HIS D 23 SITE 1 BC4 4 HIS B 23 LYS D 144 ARG D 148 TRP D 159 SITE 1 BC5 1 THR B 174 SITE 1 BC6 2 SER B 194 GLU B 198 CRYST1 62.514 88.773 194.456 90.00 90.00 90.00 P 21 21 21 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 0.015996 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011265 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005143 0.00000