HEADER MEMBRANE PROTEIN 29-OCT-07 3B6Q TITLE CRYSTAL STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J) MUTANT TITLE 2 T686A IN COMPLEX WITH GLUTAMATE AT 2.0 RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR 2; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: GLUR-2, GLUR-B, GLUR-K2, GLUTAMATE RECEPTOR IONOTROPIC, AMPA COMPND 5 2, AMPA-SELECTIVE GLUTAMATE RECEPTOR 2; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: 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, GLUR2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: ORIGAMI; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET22B KEYWDS GLUR2, T686A, MUTANT, AMPA RECEPTOR, IONOTROPIC GLUTAMATE RECEPTOR, KEYWDS 2 ALTERNATIVE SPLICING, CELL JUNCTION, GLYCOPROTEIN, ION TRANSPORT, KEYWDS 3 IONIC CHANNEL, LIPOPROTEIN, MEMBRANE, PALMITATE, PHOSPHORYLATION, KEYWDS 4 POSTSYNAPTIC CELL MEMBRANE, RNA EDITING, SYNAPSE, TRANSMEMBRANE, KEYWDS 5 TRANSPORT, MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR Y.CHO,E.LOLIS,J.R.HOWE REVDAT 4 20-OCT-21 3B6Q 1 REMARK SEQADV REVDAT 3 02-AUG-17 3B6Q 1 SOURCE REVDAT 2 24-FEB-09 3B6Q 1 VERSN REVDAT 1 05-FEB-08 3B6Q 0 JRNL AUTH W.ZHANG,Y.CHO,E.LOLIS,J.R.HOWE JRNL TITL STRUCTURAL AND SINGLE-CHANNEL RESULTS INDICATE THAT THE JRNL TITL 2 RATES OF LIGAND BINDING DOMAIN CLOSING AND OPENING DIRECTLY JRNL TITL 3 IMPACT AMPA RECEPTOR GATING. JRNL REF J.NEUROSCI. V. 28 932 2008 JRNL REFN ISSN 0270-6474 JRNL PMID 18216201 JRNL DOI 10.1523/JNEUROSCI.3309-07.2008 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH N.ARMSTRONG,M.MAYER,E.GOUAUX REMARK 1 TITL TUNING ACTIVATION OF THE AMPA-SENSITIVE GLUR2 ION CHANNEL BY REMARK 1 TITL 2 GENETIC ADJUSTMENT OF AGONIST-INDUCED CONFORMATIONAL REMARK 1 TITL 3 CHANGES. REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 100 5736 2003 REMARK 1 REFN ISSN 0027-8424 REMARK 1 PMID 12730367 REMARK 1 DOI 10.1073/PNAS.1037393100 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.3.0038 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 57.64 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 3 NUMBER OF REFLECTIONS : 17201 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.185 REMARK 3 R VALUE (WORKING SET) : 0.183 REMARK 3 FREE R VALUE : 0.222 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.300 REMARK 3 FREE R VALUE TEST SET COUNT : 954 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.05 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1238 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.45 REMARK 3 BIN R VALUE (WORKING SET) : 0.1900 REMARK 3 BIN FREE R VALUE SET COUNT : 63 REMARK 3 BIN FREE R VALUE : 0.2400 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1962 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 15 REMARK 3 SOLVENT ATOMS : 151 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 16.71 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.91000 REMARK 3 B22 (A**2) : -0.69000 REMARK 3 B33 (A**2) : 0.89000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -1.01000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.185 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.160 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.106 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.683 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.943 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.909 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2011 ; 0.017 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2716 ; 1.552 ; 1.971 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 256 ; 6.303 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 78 ;31.208 ;24.487 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 354 ;13.855 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 9 ;15.588 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 306 ; 0.111 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1478 ; 0.006 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 927 ; 0.207 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1406 ; 0.298 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 140 ; 0.126 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 29 ; 0.207 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 7 ; 0.168 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1321 ; 0.966 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2037 ; 1.427 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 818 ; 2.436 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 679 ; 3.582 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 3B6Q COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-OCT-07. REMARK 100 THE DEPOSITION ID IS D_1000045147. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-MAY-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17813 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 57.640 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : 3.500 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.08000 REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.29500 REMARK 200 FOR SHELL : NULL 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: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.98 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.32 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M TRIS-HCL, 0.15-0.2 M LITHIUM REMARK 280 SULFATE, 18-21% PEG4000, PH 8.5, VAPOR DIFFUSION, TEMPERATURE REMARK 280 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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 61.59600 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 23.62850 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 61.59600 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 23.62850 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: 2110 ANGSTROM**2 REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 -17.50911 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 46.53290 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 390 REMARK 465 ALA A 391 REMARK 465 ASN A 392 REMARK 465 GLY A 774 REMARK 465 SER A 775 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 LYS A 410 CG CD CE NZ REMARK 470 GLU A 416 CG CD OE1 OE2 REMARK 470 LYS A 434 CG CD CE NZ REMARK 470 LYS A 439 CG CD CE NZ REMARK 470 LYS A 506 O REMARK 470 LYS A 641 CG CD CE NZ REMARK 470 GLU A 644 CG CD OE1 OE2 REMARK 470 LYS A 663 CG CD CE NZ REMARK 470 ARG A 684 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 695 CG CD CE NZ REMARK 470 LYS A 761 CG CD CE NZ REMARK 470 TYR A 768 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 LYS A 770 CG CD CE NZ 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 402 116.63 -162.58 REMARK 500 PRO A 404 30.37 -99.14 REMARK 500 LYS A 458 18.57 57.63 REMARK 500 TRP A 767 -81.37 -107.24 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 GLU A 801 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1FTO RELATED DB: PDB REMARK 900 WILD TYPE GLUR2 S1S2J APO FORM REMARK 900 RELATED ID: 1FTJ RELATED DB: PDB REMARK 900 WILD TYPE GLUR2 S1S2J IN COMPLEX WITH GLUTAMATE REMARK 900 RELATED ID: 1P1U RELATED DB: PDB REMARK 900 GLUR2 S1S2J L650T MUTANT IN COMPLEX WITH AMPA REMARK 900 RELATED ID: 3B6T RELATED DB: PDB REMARK 900 RELATED ID: 3B6W RELATED DB: PDB DBREF 3B6Q A 392 506 UNP P19491 GRIA2_RAT 413 527 DBREF 3B6Q A 632 775 UNP P19491 GRIA2_RAT 653 796 SEQADV 3B6Q GLY A 390 UNP P19491 EXPRESSION TAG SEQADV 3B6Q ALA A 391 UNP P19491 EXPRESSION TAG SEQADV 3B6Q GLY A 630 UNP P19491 LINKER SEQADV 3B6Q THR A 631 UNP P19491 LINKER SEQADV 3B6Q ALA A 686 UNP P19491 THR 707 ENGINEERED MUTATION SEQRES 1 A 263 GLY ALA ASN LYS THR VAL VAL VAL THR THR ILE LEU GLU SEQRES 2 A 263 SER PRO TYR VAL MET MET LYS LYS ASN HIS GLU MET LEU SEQRES 3 A 263 GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU SEQRES 4 A 263 ALA ALA GLU ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS SEQRES 5 A 263 LEU THR ILE VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP SEQRES 6 A 263 ALA ASP THR LYS ILE TRP ASN GLY MET VAL GLY GLU LEU SEQRES 7 A 263 VAL TYR GLY LYS ALA ASP ILE ALA ILE ALA PRO LEU THR SEQRES 8 A 263 ILE THR LEU VAL ARG GLU GLU VAL ILE ASP PHE SER LYS SEQRES 9 A 263 PRO PHE MET SER LEU GLY ILE SER ILE MET ILE LYS LYS SEQRES 10 A 263 GLY THR PRO ILE GLU SER ALA GLU ASP LEU SER LYS GLN SEQRES 11 A 263 THR GLU ILE ALA TYR GLY THR LEU ASP SER GLY SER THR SEQRES 12 A 263 LYS GLU PHE PHE ARG ARG SER LYS ILE ALA VAL PHE ASP SEQRES 13 A 263 LYS MET TRP THR TYR MET ARG SER ALA GLU PRO SER VAL SEQRES 14 A 263 PHE VAL ARG THR ALA 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 HET SO4 A 901 5 HET GLU A 801 10 HETNAM SO4 SULFATE ION HETNAM GLU GLUTAMIC ACID FORMUL 2 SO4 O4 S 2- FORMUL 3 GLU C5 H9 N O4 FORMUL 4 HOH *151(H2 O) HELIX 1 1 ASN A 411 LEU A 415 5 5 HELIX 2 2 GLU A 416 GLU A 419 5 4 HELIX 3 3 GLY A 423 GLY A 437 1 15 HELIX 4 4 ASN A 461 TYR A 469 1 9 HELIX 5 5 THR A 482 GLU A 487 1 6 HELIX 6 6 SER A 635 LYS A 641 1 7 HELIX 7 7 GLY A 653 SER A 662 1 10 HELIX 8 8 ILE A 664 ALA A 677 1 14 HELIX 9 9 THR A 685 SER A 696 1 12 HELIX 10 10 SER A 706 GLN A 714 1 9 HELIX 11 11 LEU A 742 GLN A 756 1 15 HELIX 12 12 GLY A 757 TRP A 767 1 11 HELIX 13 13 TYR A 768 GLY A 771 5 4 SHEET 1 A 3 TYR A 440 ILE A 444 0 SHEET 2 A 3 VAL A 395 THR A 399 1 N VAL A 397 O LYS A 441 SHEET 3 A 3 ILE A 474 ALA A 475 1 O ILE A 474 N THR A 398 SHEET 1 B 2 MET A 407 MET A 408 0 SHEET 2 B 2 TYR A 421 GLU A 422 -1 O GLU A 422 N MET A 407 SHEET 1 C 2 ILE A 489 PHE A 491 0 SHEET 2 C 2 ALA A 735 PRO A 737 -1 O THR A 736 N ASP A 490 SHEET 1 D 2 MET A 496 LEU A 498 0 SHEET 2 D 2 LYS A 730 TYR A 732 -1 O LYS A 730 N LEU A 498 SHEET 1 E 4 ALA A 646 THR A 649 0 SHEET 2 E 4 TYR A 700 GLU A 705 1 O LEU A 703 N GLY A 648 SHEET 3 E 4 ILE A 500 LYS A 505 -1 N MET A 503 O TYR A 702 SHEET 4 E 4 THR A 720 VAL A 723 -1 O MET A 721 N ILE A 504 SSBOND 1 CYS A 718 CYS A 773 1555 1555 2.03 CISPEP 1 SER A 403 PRO A 404 0 -3.51 CISPEP 2 GLU A 678 PRO A 679 0 -5.75 CISPEP 3 LYS A 716 PRO A 717 0 -2.98 SITE 1 AC1 7 HOH A 46 HOH A 86 ALA A 452 ASP A 651 SITE 2 AC1 7 SER A 652 LYS A 656 ARG A 660 SITE 1 AC2 13 HOH A 28 HOH A 34 HOH A 129 TYR A 450 SITE 2 AC2 13 PRO A 478 LEU A 479 THR A 480 ARG A 485 SITE 3 AC2 13 GLY A 653 SER A 654 THR A 655 GLU A 705 SITE 4 AC2 13 TYR A 732 CRYST1 123.192 47.257 49.718 90.00 110.62 90.00 C 1 2 1 4 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.008117 0.000000 0.003054 0.00000 SCALE2 0.000000 0.021161 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021490 0.00000 MASTER 322 0 2 13 13 0 6 6 0 0 0 21 END