HEADER MEMBRANE PROTEIN 07-MAR-07 2P2A TITLE X-RAY STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J) IN COMPLEX TITLE 2 WITH 2-BN-TET-AMPA AT 2.26A RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR 2; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: GLUR2-FLOP LIGAND-BINDING CORE (RESIDUES 413-527, 653-796); COMPND 5 SYNONYM: GLUR-2, GLUR-B, GLUR-K2, GLUTAMATE RECEPTOR IONOTROPIC, AMPA COMPND 6 2, AMPA-SELECTIVE GLUTAMATE RECEPTOR 2; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: NORWAY RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: GRIA2; 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, LIGAND-BINDING CORE, AGONIST KEYWDS 2 COMPLEX, MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR K.FRYDENVANG,J.S.KASTRUP,M.GAJHEDE REVDAT 5 20-SEP-23 2P2A 1 REMARK REVDAT 4 21-DEC-22 2P2A 1 REMARK SEQADV REVDAT 3 16-AUG-17 2P2A 1 SOURCE REMARK REVDAT 2 24-FEB-09 2P2A 1 VERSN REVDAT 1 19-JUN-07 2P2A 0 JRNL AUTH S.B.VOGENSEN,K.FRYDENVANG,J.R.GREENWOOD,G.POSTORINO, JRNL AUTH 2 B.NIELSEN,D.S.PICKERING,B.EBERT,U.BOLCHO,J.EGEBJERG, JRNL AUTH 3 M.GAJHEDE,J.S.KASTRUP,T.N.JOHANSEN,R.P.CLAUSEN, JRNL AUTH 4 P.KROGSGAARD-LARSEN JRNL TITL A TETRAZOLYL-SUBSTITUTED SUBTYPE-SELECTIVE AMPA RECEPTOR JRNL TITL 2 AGONIST. JRNL REF J.MED.CHEM. V. 50 2408 2007 JRNL REFN ISSN 0022-2623 JRNL PMID 17455929 JRNL DOI 10.1021/JM061439Q 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.K.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 MECHANISMS FOR ACTIVATION AND ANTAGONISM OF AN REMARK 1 TITL 2 AMPA-SENSITIVE GLUTAMATE RECEPTOR: CRYSTAL STRUCTURES OF THE REMARK 1 TITL 3 GLUR2 LIGAND BINDING CORE REMARK 1 REF NEURON V. 28 165 2000 REMARK 1 REFN ISSN 0896-6273 REMARK 1 REFERENCE 3 REMARK 1 AUTH C.KASPER,M.L.LUNN,T.LILJEFORS,E.GOUAUX,J.EGEBJERG, REMARK 1 AUTH 2 J.S.KASTRUP REMARK 1 TITL GLUR2 LIGAND-BINDING CORE COMPLEXES: IMPORTANCE OF THE REMARK 1 TITL 2 ISOXAZOLOL MOIETY AND 5-SUBSTITUENT FOR THE BINDING MODE OF REMARK 1 TITL 3 AMPA-TYPE AGONISTS. REMARK 1 REF FEBS LETT. V. 531 173 2002 REMARK 1 REFN ISSN 0014-5793 REMARK 2 REMARK 2 RESOLUTION. 2.26 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.26 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1797506.970 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 27158 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 : 0.273 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1362 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 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) : 2.26 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.40 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.60 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4183 REMARK 3 BIN R VALUE (WORKING SET) : 0.2580 REMARK 3 BIN FREE R VALUE : 0.3220 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 247 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 : 4014 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 49 REMARK 3 SOLVENT ATOMS : 410 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 23.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.35 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -7.88300 REMARK 3 B22 (A**2) : 3.23500 REMARK 3 B33 (A**2) : 4.64800 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) : 0.26 REMARK 3 ESD FROM SIGMAA (A) : 0.21 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) : 0.35 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.34 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.100 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.740 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.432 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.178 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.221 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.133 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.40 REMARK 3 BSOL : 48.43 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : CNS_TOPPAR:PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : CNS_TOPPAR:WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : 2BENZTET.PAR REMARK 3 PARAMETER FILE 4 : CNS_TOPPAR:ION.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : CNS_TOPPAR:PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : CNS_TOPPAR:WATER_REP.TOP REMARK 3 TOPOLOGY FILE 3 : 2BENZTET.TOP REMARK 3 TOPOLOGY FILE 4 : CNS_TOPPAR:ION.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 CHAIN A: RESIDUES -2, -1, 255, 259, AND 260 WERE NOT LOCATED IN REMARK 3 ELECTRON DENSITY MAP. REMARK 3 CHAIN B: RESIDUES -2, -1, 0, 254, 255, 256, 259, AND 260 WERE NOT REMARK 3 LOCATED IN ELECTRON DENSITY MAP. REMARK 4 REMARK 4 2P2A COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-MAR-07. REMARK 100 THE DEPOSITION ID IS D_1000041876. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-MAR-05 REMARK 200 TEMPERATURE (KELVIN) : 110 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 : I711 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0628 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MAR CCD 165 MM REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27218 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.260 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 4.300 REMARK 200 R MERGE (I) : 0.08500 REMARK 200 R SYM (I) : 0.08500 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) : 2.26 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.38 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : 4.20 REMARK 200 R MERGE FOR SHELL (I) : 0.18000 REMARK 200 R SYM FOR SHELL (I) : 0.18000 REMARK 200 FOR SHELL : 7.700 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: 1NNP REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.09 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.42 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG4000, SODIUM ACETATE, AMMONIUM REMARK 280 SULFATE, PH 5.5, 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 49.06000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 60.99000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 49.06000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 60.99000 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 REMARK 350 TOTAL BURIED SURFACE AREA: 3610 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23570 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -60.0 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 -2 REMARK 465 ALA A -1 REMARK 465 LYS A 255 REMARK 465 GLY A 259 REMARK 465 SER A 260 REMARK 465 GLY B -2 REMARK 465 ALA B -1 REMARK 465 ASN B 0 REMARK 465 ASP B 254 REMARK 465 LYS B 255 REMARK 465 GLY B 256 REMARK 465 GLY B 259 REMARK 465 SER B 260 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 ASP A 64 -77.49 -90.12 REMARK 500 PRO A 202 21.17 -78.41 REMARK 500 ASP B 64 -68.39 -108.30 REMARK 500 ASN B 69 -169.47 -111.67 REMARK 500 LYS B 182 47.96 38.70 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 901 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 902 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 903 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLU A 801 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MP9 B 802 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1FTJ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J) IN REMARK 900 COMPLEX WITH GLUTAMATE AT 1.9A RESOLUTION REMARK 900 RELATED ID: 1FTM RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J) IN REMARK 900 COMPLEX WITH AMPA AT 1.7A RESOLUTION REMARK 900 RELATED ID: 1M5B RELATED DB: PDB REMARK 900 X-RAY STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J) IN COMPLEX REMARK 900 WITH 2-ME-TET-AMPA AT 1.85 A DBREF 2P2A A 0 114 UNP P19491 GRIA2_RAT 413 527 DBREF 2P2A B 0 114 UNP P19491 GRIA2_RAT 413 527 DBREF 2P2A A 117 260 UNP P19491 GRIA2_RAT 653 796 DBREF 2P2A B 117 260 UNP P19491 GRIA2_RAT 653 796 SEQADV 2P2A GLY A -2 UNP P19491 CLONING ARTIFACT SEQADV 2P2A ALA A -1 UNP P19491 CLONING ARTIFACT SEQADV 2P2A GLY A 115 UNP P19491 LINKER SEQADV 2P2A THR A 116 UNP P19491 LINKER SEQADV 2P2A GLY B -2 UNP P19491 CLONING ARTIFACT SEQADV 2P2A ALA B -1 UNP P19491 CLONING ARTIFACT SEQADV 2P2A GLY B 115 UNP P19491 LINKER SEQADV 2P2A THR B 116 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 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 SO4 A 901 5 HET SO4 A 903 5 HET GLU A 801 10 HET SO4 B 902 5 HET MP9 B 802 24 HETNAM SO4 SULFATE ION HETNAM GLU GLUTAMIC ACID HETNAM MP9 2-AMINO-3-[3-HYDROXY-5-(2-BENZYL-2H-5-TETRAZOLYL)-4- HETNAM 2 MP9 ISOXAZOLYL]-PROPIONIC ACID HETSYN MP9 3-[5-(2-BENZYL-2H-TETRAZOL-5-YL)-3-HYDROXYISOXAZOL-4- HETSYN 2 MP9 YL]-L-ALANINE; 2-BN-TET-AMPA FORMUL 3 SO4 3(O4 S 2-) FORMUL 5 GLU C5 H9 N O4 FORMUL 7 MP9 C14 H14 N6 O4 FORMUL 8 HOH *410(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 ARG A 160 1 12 HELIX 9 9 THR A 170 SER A 181 1 12 HELIX 10 10 SER A 191 GLN A 199 1 9 HELIX 11 11 SER A 226 GLN A 241 1 16 HELIX 12 12 GLY A 242 TYR A 253 1 12 HELIX 13 13 ASN B 19 LEU B 23 5 5 HELIX 14 14 GLU B 24 GLU B 27 5 4 HELIX 15 15 GLY B 31 GLY B 45 1 15 HELIX 16 16 ASN B 69 TYR B 77 1 9 HELIX 17 17 THR B 90 GLU B 95 1 6 HELIX 18 18 SER B 120 LYS B 126 1 7 HELIX 19 19 GLY B 138 ARG B 146 1 9 HELIX 20 20 ILE B 149 ALA B 162 1 14 HELIX 21 21 THR B 170 SER B 181 1 12 HELIX 22 22 SER B 191 GLN B 199 1 9 HELIX 23 23 LEU B 227 GLN B 241 1 15 HELIX 24 24 GLY B 242 TRP B 252 1 11 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 3 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 LYS A 215 N LEU A 106 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 SER A 109 O LEU A 189 SHEET 4 E 4 THR A 205 VAL A 208 -1 O MET A 206 N ILE A 112 SHEET 1 F 3 TYR B 48 ILE B 52 0 SHEET 2 F 3 VAL B 3 THR B 7 1 N VAL B 3 O LYS B 49 SHEET 3 F 3 ILE B 82 ALA B 83 1 O ILE B 82 N THR B 6 SHEET 1 G 2 MET B 15 MET B 16 0 SHEET 2 G 2 TYR B 29 GLU B 30 -1 O GLU B 30 N MET B 15 SHEET 1 H 2 ILE B 97 PHE B 99 0 SHEET 2 H 2 ALA B 220 PRO B 222 -1 O THR B 221 N ASP B 98 SHEET 1 I 2 MET B 104 LEU B 106 0 SHEET 2 I 2 LYS B 215 TYR B 217 -1 O LYS B 215 N LEU B 106 SHEET 1 J 4 ALA B 131 GLY B 133 0 SHEET 2 J 4 TYR B 185 GLU B 190 1 O ALA B 186 N ALA B 131 SHEET 3 J 4 ILE B 108 LYS B 113 -1 N SER B 109 O LEU B 189 SHEET 4 J 4 THR B 205 VAL B 208 -1 O MET B 206 N ILE B 112 SSBOND 1 CYS A 203 CYS A 258 1555 1555 2.03 SSBOND 2 CYS B 203 CYS B 258 1555 1555 2.03 CISPEP 1 SER A 11 PRO A 12 0 -0.05 CISPEP 2 GLU A 163 PRO A 164 0 -0.15 CISPEP 3 LYS A 201 PRO A 202 0 0.19 CISPEP 4 SER B 11 PRO B 12 0 0.22 CISPEP 5 GLU B 163 PRO B 164 0 -0.11 CISPEP 6 LYS B 201 PRO B 202 0 0.05 SITE 1 AC1 6 ASP A 136 SER A 137 LYS A 141 ARG A 145 SITE 2 AC1 6 HOH A 957 HOH A1052 SITE 1 AC2 7 ASP B 136 SER B 137 LYS B 141 ARG B 145 SITE 2 AC2 7 HOH B 917 HOH B 992 HOH B1088 SITE 1 AC3 4 ARG A 145 TRP A 156 ARG A 160 HOH A1116 SITE 1 AC4 11 TYR A 58 PRO A 86 THR A 88 ARG A 93 SITE 2 AC4 11 GLY A 138 SER A 139 THR A 140 GLU A 190 SITE 3 AC4 11 HOH A 909 HOH A 951 HOH A1014 SITE 1 AC5 17 SER B 11 PRO B 12 TYR B 13 TYR B 58 SITE 2 AC5 17 PRO B 86 LEU B 87 THR B 88 ARG B 93 SITE 3 AC5 17 GLY B 138 SER B 139 THR B 140 GLU B 190 SITE 4 AC5 17 THR B 192 MET B 193 TYR B 217 HOH B 925 SITE 5 AC5 17 HOH B1032 CRYST1 98.120 121.980 47.200 90.00 90.00 90.00 P 21 21 2 8 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.010192 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008198 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021186 0.00000