HEADER TRANSPORT PROTEIN 03-AUG-11 3T9U TITLE CNQX BOUND TO AN OXIDIZED DOUBLE CYSTEINE MUTANT (A452C/S652C) OF THE TITLE 2 LIGAND BINDING DOMAIN OF GLUA2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR 2; COMPND 3 CHAIN: A, B, C; COMPND 4 FRAGMENT: SEE REMARK 999; COMPND 5 SYNONYM: GLUA2, GLUR2, AMPA-SELECTIVE GLUTAMATE RECEPTOR 2, GLUR-B, COMPND 6 GLUR-K2; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: GRIA2,GLUA2; 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 S1S2, NEUROTRANSMITTER RECEPTOR, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR A.H.AHMED,R.E.OSWALD REVDAT 4 26-JUL-17 3T9U 1 SOURCE REVDAT 3 19-OCT-11 3T9U 1 JRNL REVDAT 2 31-AUG-11 3T9U 1 JRNL REVDAT 1 17-AUG-11 3T9U 0 JRNL AUTH A.H.AHMED,S.WANG,H.H.CHUANG,R.E.OSWALD JRNL TITL MECHANISM OF AMPA RECEPTOR ACTIVATION BY PARTIAL AGONISTS: JRNL TITL 2 DISULFIDE TRAPPING OF CLOSED LOBE CONFORMATIONS. JRNL REF J.BIOL.CHEM. V. 286 35257 2011 JRNL REFN ISSN 0021-9258 JRNL PMID 21846932 JRNL DOI 10.1074/JBC.M111.269001 REMARK 2 REMARK 2 RESOLUTION. 1.97 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0109 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.97 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 33.50 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 92.1 REMARK 3 NUMBER OF REFLECTIONS : 56778 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) : 0.168 REMARK 3 R VALUE (WORKING SET) : 0.165 REMARK 3 FREE R VALUE : 0.219 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 3039 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) : 1.97 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.02 REMARK 3 REFLECTION IN BIN (WORKING SET) : 4274 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.83 REMARK 3 BIN R VALUE (WORKING SET) : 0.1680 REMARK 3 BIN FREE R VALUE SET COUNT : 243 REMARK 3 BIN FREE R VALUE : 0.2610 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 6044 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 56 REMARK 3 SOLVENT ATOMS : 908 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.76 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.01000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : -0.02000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.168 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.158 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.093 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.773 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.957 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.927 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 6086 ; 0.024 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 4134 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 8202 ; 1.867 ; 1.984 REMARK 3 BOND ANGLES OTHERS (DEGREES): 10116 ; 1.120 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 771 ; 6.070 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 225 ;30.654 ;24.400 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 1108 ;15.202 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 24 ;16.975 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 898 ; 0.161 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 6699 ; 0.009 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 1185 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL 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): 3803 ; 1.187 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 1593 ; 0.377 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 6076 ; 2.047 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 2283 ; 3.366 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 2126 ; 5.381 ; 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 : 3 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 4 A 261 REMARK 3 ORIGIN FOR THE GROUP (A): 18.8951 30.2299 17.7892 REMARK 3 T TENSOR REMARK 3 T11: 0.0139 T22: 0.0274 REMARK 3 T33: 0.0321 T12: 0.0017 REMARK 3 T13: -0.0083 T23: 0.0216 REMARK 3 L TENSOR REMARK 3 L11: 0.5044 L22: 0.8445 REMARK 3 L33: 0.7359 L12: -0.3804 REMARK 3 L13: -0.3642 L23: 0.2382 REMARK 3 S TENSOR REMARK 3 S11: -0.0016 S12: -0.0342 S13: -0.0222 REMARK 3 S21: -0.0357 S22: -0.0417 S23: 0.0201 REMARK 3 S31: 0.0257 S32: 0.0861 S33: 0.0433 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 4 B 261 REMARK 3 ORIGIN FOR THE GROUP (A): -10.0952 23.2841 17.4236 REMARK 3 T TENSOR REMARK 3 T11: 0.0457 T22: 0.0436 REMARK 3 T33: 0.0299 T12: -0.0242 REMARK 3 T13: 0.0104 T23: -0.0185 REMARK 3 L TENSOR REMARK 3 L11: 0.6597 L22: 1.2011 REMARK 3 L33: 0.7728 L12: 0.2660 REMARK 3 L13: 0.2124 L23: 0.1467 REMARK 3 S TENSOR REMARK 3 S11: -0.0561 S12: -0.0223 S13: -0.0501 REMARK 3 S21: -0.1542 S22: 0.0024 S23: -0.0532 REMARK 3 S31: -0.0633 S32: -0.0723 S33: 0.0537 REMARK 3 REMARK 3 TLS GROUP : 3 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : C 4 C 261 REMARK 3 ORIGIN FOR THE GROUP (A): 9.1508 70.5480 28.0111 REMARK 3 T TENSOR REMARK 3 T11: 0.0210 T22: 0.0243 REMARK 3 T33: 0.0184 T12: 0.0172 REMARK 3 T13: 0.0092 T23: 0.0148 REMARK 3 L TENSOR REMARK 3 L11: 0.4675 L22: 0.5367 REMARK 3 L33: 0.5206 L12: 0.1358 REMARK 3 L13: 0.1299 L23: 0.3164 REMARK 3 S TENSOR REMARK 3 S11: -0.0413 S12: 0.0050 S13: 0.0174 REMARK 3 S21: 0.0111 S22: 0.0184 S23: 0.0379 REMARK 3 S31: 0.0523 S32: 0.0515 S33: 0.0229 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: REMARK 3 HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS REMARK 3 U VALUES : RESIDUAL ONLY REMARK 4 REMARK 4 3T9U COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-AUG-11. REMARK 100 THE DEPOSITION ID IS D_1000067218. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-OCT-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : CHESS REMARK 200 BEAMLINE : A1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.977 REMARK 200 MONOCHROMATOR : RH COATED SI REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-3000 REMARK 200 DATA SCALING SOFTWARE : HKL-3000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 60254 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.970 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.8 REMARK 200 DATA REDUNDANCY : 6.400 REMARK 200 R MERGE (I) : 0.05000 REMARK 200 R SYM (I) : 0.05000 REMARK 200 FOR THE DATA SET : 47.6570 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.97 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.0 REMARK 200 DATA REDUNDANCY IN SHELL : 4.80 REMARK 200 R MERGE FOR SHELL (I) : 0.16500 REMARK 200 R SYM FOR SHELL (I) : 0.16500 REMARK 200 FOR SHELL : 9.840 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: PDB ENTRY 3DP6 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.81 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.61 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 14-15% PEG8000, 0.1 M SODIUM REMARK 280 CACODYLATE, 0.1-0.15 M ZINC ACETATE, 0.25 M AMMONIUM SULFATE, PH REMARK 280 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K 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 57.36200 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 82.62150 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 57.36200 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 82.62150 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 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: 3200 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23160 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -75.2 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 350 REMARK 350 BIOMOLECULE: 2 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: 3110 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23350 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -96.9 KCAL/MOL 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 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 165.24300 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 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 4 CB CG CD CE NZ REMARK 470 CYS A 261 O REMARK 470 CYS B 261 O REMARK 470 LYS C 4 CB CG CD CE NZ REMARK 470 CYS C 261 O 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 52.78 -111.26 REMARK 500 GLN A 130 -136.73 -129.11 REMARK 500 THR A 131 -47.78 -172.17 REMARK 500 ALA B 165 141.01 -30.49 REMARK 500 LEU C 109 171.61 179.09 REMARK 500 LYS C 185 34.13 73.36 REMARK 500 TRP C 255 -64.22 -104.17 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN C 2 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU C 166 OE1 REMARK 620 2 GLU A 42 OE1 97.9 REMARK 620 3 HIS A 46 NE2 124.7 100.5 REMARK 620 4 GLU C 166 OE2 56.3 145.9 81.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN C 262 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS C 46 NE2 REMARK 620 2 GLU C 42 OE1 102.1 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 262 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 42 OE1 REMARK 620 2 HIS B 46 NE2 107.3 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 3 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 24 OE1 REMARK 620 2 GLU B 24 OE2 53.3 REMARK 620 3 HIS B 23 NE2 112.1 62.2 REMARK 620 N 1 2 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CNI A 400 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CNI B 400 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CNI C 400 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN C 2 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 3 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 262 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN C 262 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3T93 RELATED DB: PDB REMARK 900 GLUTAMATE BOUND TO A DOUBLE CYSTEINE MUTANT (A452C/S652C) OF THE REMARK 900 LIGAND BINDING DOMAIN OF GLUA2 REMARK 900 RELATED ID: 3T96 RELATED DB: PDB REMARK 900 IODOWILLARDIINE BOUND TO A DOUBLE CYSTEINE MUTANT (A452C/S652C) OF REMARK 900 THE LIGAND BINDING DOMAIN OF GLUA2 REMARK 900 RELATED ID: 3T9H RELATED DB: PDB REMARK 900 KAINATE BOUND TO A DOUBLE CYSTEINE MUTANT (A452C/S652C) OF THE REMARK 900 LIGAND BINDING DOMAIN OF GLUA2 REMARK 900 RELATED ID: 3T9V RELATED DB: PDB REMARK 900 CNQX BOUND TO A REDUCED DOUBLE CYSTEINE MUTANT (A452C/S652C) OF THE REMARK 900 LIGAND BINDING DOMAIN OF GLUA2 REMARK 900 RELATED ID: 3T9X RELATED DB: PDB REMARK 900 GLUTAMATE BOUND TO A DOUBLE CYSTEINE MUTANT (V484C/E657C) OF THE REMARK 900 LIGAND BINDING DOMAIN OF GLUA2 REMARK 999 REMARK 999 SEQUENCE REMARK 999 PROTEIN FRAGMENT COMPRISES UNP RESIDUES 414-527 AND UNP RESIDUES REMARK 999 653-794 CONNECTED BY AN ENGINEERED GT LINKER. DBREF 3T9U A 4 117 UNP P19491 GRIA2_RAT 414 527 DBREF 3T9U A 120 261 UNP P19491 GRIA2_RAT 653 794 DBREF 3T9U B 4 117 UNP P19491 GRIA2_RAT 414 527 DBREF 3T9U B 120 261 UNP P19491 GRIA2_RAT 653 794 DBREF 3T9U C 4 117 UNP P19491 GRIA2_RAT 414 527 DBREF 3T9U C 120 261 UNP P19491 GRIA2_RAT 653 794 SEQADV 3T9U CYS A 63 UNP P19491 ALA 473 ENGINEERED MUTATION SEQADV 3T9U GLY A 118 UNP P19491 LINKER SEQADV 3T9U THR A 119 UNP P19491 LINKER SEQADV 3T9U CYS A 140 UNP P19491 SER 673 ENGINEERED MUTATION SEQADV 3T9U CYS B 63 UNP P19491 ALA 473 ENGINEERED MUTATION SEQADV 3T9U GLY B 118 UNP P19491 LINKER SEQADV 3T9U THR B 119 UNP P19491 LINKER SEQADV 3T9U CYS B 140 UNP P19491 SER 673 ENGINEERED MUTATION SEQADV 3T9U CYS C 63 UNP P19491 ALA 473 ENGINEERED MUTATION SEQADV 3T9U GLY C 118 UNP P19491 LINKER SEQADV 3T9U THR C 119 UNP P19491 LINKER SEQADV 3T9U CYS C 140 UNP P19491 SER 673 ENGINEERED MUTATION SEQRES 1 A 258 LYS THR VAL VAL VAL THR THR ILE LEU GLU SER PRO TYR SEQRES 2 A 258 VAL MET MET LYS LYS ASN HIS GLU MET LEU GLU GLY ASN SEQRES 3 A 258 GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU ALA ALA GLU SEQRES 4 A 258 ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS LEU THR ILE SEQRES 5 A 258 VAL GLY ASP GLY LYS TYR GLY CYS ARG ASP ALA ASP THR SEQRES 6 A 258 LYS ILE TRP ASN GLY MET VAL GLY GLU LEU VAL TYR GLY SEQRES 7 A 258 LYS ALA ASP ILE ALA ILE ALA PRO LEU THR ILE THR LEU SEQRES 8 A 258 VAL ARG GLU GLU VAL ILE ASP PHE SER LYS PRO PHE MET SEQRES 9 A 258 SER LEU GLY ILE SER ILE MET ILE LYS LYS GLY THR PRO SEQRES 10 A 258 ILE GLU SER ALA GLU ASP LEU SER LYS GLN THR GLU ILE SEQRES 11 A 258 ALA TYR GLY THR LEU ASP CYS GLY SER THR LYS GLU PHE SEQRES 12 A 258 PHE ARG ARG SER LYS ILE ALA VAL PHE ASP LYS MET TRP SEQRES 13 A 258 THR TYR MET ARG SER ALA GLU PRO SER VAL PHE VAL ARG SEQRES 14 A 258 THR THR ALA GLU GLY VAL ALA ARG VAL ARG LYS SER LYS SEQRES 15 A 258 GLY LYS TYR ALA TYR LEU LEU GLU SER THR MET ASN GLU SEQRES 16 A 258 TYR ILE GLU GLN ARG LYS PRO CYS ASP THR MET LYS VAL SEQRES 17 A 258 GLY GLY ASN LEU ASP SER LYS GLY TYR GLY ILE ALA THR SEQRES 18 A 258 PRO LYS GLY SER SER LEU GLY ASN ALA VAL ASN LEU ALA SEQRES 19 A 258 VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU ASP LYS LEU SEQRES 20 A 258 LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU CYS SEQRES 1 B 258 LYS THR VAL VAL VAL THR THR ILE LEU GLU SER PRO TYR SEQRES 2 B 258 VAL MET MET LYS LYS ASN HIS GLU MET LEU GLU GLY ASN SEQRES 3 B 258 GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU ALA ALA GLU SEQRES 4 B 258 ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS LEU THR ILE SEQRES 5 B 258 VAL GLY ASP GLY LYS TYR GLY CYS ARG ASP ALA ASP THR SEQRES 6 B 258 LYS ILE TRP ASN GLY MET VAL GLY GLU LEU VAL TYR GLY SEQRES 7 B 258 LYS ALA ASP ILE ALA ILE ALA PRO LEU THR ILE THR LEU SEQRES 8 B 258 VAL ARG GLU GLU VAL ILE ASP PHE SER LYS PRO PHE MET SEQRES 9 B 258 SER LEU GLY ILE SER ILE MET ILE LYS LYS GLY THR PRO SEQRES 10 B 258 ILE GLU SER ALA GLU ASP LEU SER LYS GLN THR GLU ILE SEQRES 11 B 258 ALA TYR GLY THR LEU ASP CYS GLY SER THR LYS GLU PHE SEQRES 12 B 258 PHE ARG ARG SER LYS ILE ALA VAL PHE ASP LYS MET TRP SEQRES 13 B 258 THR TYR MET ARG SER ALA GLU PRO SER VAL PHE VAL ARG SEQRES 14 B 258 THR THR ALA GLU GLY VAL ALA ARG VAL ARG LYS SER LYS SEQRES 15 B 258 GLY LYS TYR ALA TYR LEU LEU GLU SER THR MET ASN GLU SEQRES 16 B 258 TYR ILE GLU GLN ARG LYS PRO CYS ASP THR MET LYS VAL SEQRES 17 B 258 GLY GLY ASN LEU ASP SER LYS GLY TYR GLY ILE ALA THR SEQRES 18 B 258 PRO LYS GLY SER SER LEU GLY ASN ALA VAL ASN LEU ALA SEQRES 19 B 258 VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU ASP LYS LEU SEQRES 20 B 258 LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU CYS SEQRES 1 C 258 LYS THR VAL VAL VAL THR THR ILE LEU GLU SER PRO TYR SEQRES 2 C 258 VAL MET MET LYS LYS ASN HIS GLU MET LEU GLU GLY ASN SEQRES 3 C 258 GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU ALA ALA GLU SEQRES 4 C 258 ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS LEU THR ILE SEQRES 5 C 258 VAL GLY ASP GLY LYS TYR GLY CYS ARG ASP ALA ASP THR SEQRES 6 C 258 LYS ILE TRP ASN GLY MET VAL GLY GLU LEU VAL TYR GLY SEQRES 7 C 258 LYS ALA ASP ILE ALA ILE ALA PRO LEU THR ILE THR LEU SEQRES 8 C 258 VAL ARG GLU GLU VAL ILE ASP PHE SER LYS PRO PHE MET SEQRES 9 C 258 SER LEU GLY ILE SER ILE MET ILE LYS LYS GLY THR PRO SEQRES 10 C 258 ILE GLU SER ALA GLU ASP LEU SER LYS GLN THR GLU ILE SEQRES 11 C 258 ALA TYR GLY THR LEU ASP CYS GLY SER THR LYS GLU PHE SEQRES 12 C 258 PHE ARG ARG SER LYS ILE ALA VAL PHE ASP LYS MET TRP SEQRES 13 C 258 THR TYR MET ARG SER ALA GLU PRO SER VAL PHE VAL ARG SEQRES 14 C 258 THR THR ALA GLU GLY VAL ALA ARG VAL ARG LYS SER LYS SEQRES 15 C 258 GLY LYS TYR ALA TYR LEU LEU GLU SER THR MET ASN GLU SEQRES 16 C 258 TYR ILE GLU GLN ARG LYS PRO CYS ASP THR MET LYS VAL SEQRES 17 C 258 GLY GLY ASN LEU ASP SER LYS GLY TYR GLY ILE ALA THR SEQRES 18 C 258 PRO LYS GLY SER SER LEU GLY ASN ALA VAL ASN LEU ALA SEQRES 19 C 258 VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU ASP LYS LEU SEQRES 20 C 258 LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU CYS HET CNI A 400 17 HET ZN A 1 1 HET CNI B 400 17 HET ZN B 3 1 HET ZN B 262 1 HET CNI C 400 17 HET ZN C 2 1 HET ZN C 262 1 HETNAM CNI 7-NITRO-2,3-DIOXO-2,3-DIHYDROQUINOXALINE-6-CARBONITRILE HETNAM ZN ZINC ION FORMUL 4 CNI 3(C9 H2 N4 O4) FORMUL 5 ZN 5(ZN 2+) FORMUL 12 HOH *908(H2 O) HELIX 1 1 GLU A 27 GLU A 30 5 4 HELIX 2 2 GLY A 34 GLY A 48 1 15 HELIX 3 3 ASN A 72 TYR A 80 1 9 HELIX 4 4 THR A 93 GLU A 98 1 6 HELIX 5 5 SER A 123 LYS A 129 1 7 HELIX 6 6 GLY A 141 ARG A 149 1 9 HELIX 7 7 ILE A 152 ARG A 163 1 12 HELIX 8 8 THR A 173 SER A 184 1 12 HELIX 9 9 SER A 194 GLU A 201 1 8 HELIX 10 10 LEU A 230 GLN A 244 1 15 HELIX 11 11 GLY A 245 TYR A 256 1 12 HELIX 12 12 ASN B 22 LEU B 26 5 5 HELIX 13 13 GLU B 27 GLU B 30 5 4 HELIX 14 14 GLY B 34 GLY B 48 1 15 HELIX 15 15 ASN B 72 TYR B 80 1 9 HELIX 16 16 THR B 93 GLU B 98 1 6 HELIX 17 17 SER B 123 LYS B 129 1 7 HELIX 18 18 GLY B 141 ARG B 149 1 9 HELIX 19 19 ILE B 152 ALA B 165 1 14 HELIX 20 20 THR B 173 SER B 184 1 12 HELIX 21 21 SER B 194 GLN B 202 1 9 HELIX 22 22 SER B 229 GLN B 244 1 16 HELIX 23 23 GLY B 245 TYR B 256 1 12 HELIX 24 24 GLY C 28 GLU C 30 5 3 HELIX 25 25 GLY C 34 GLY C 48 1 15 HELIX 26 26 ASN C 72 TYR C 80 1 9 HELIX 27 27 THR C 93 GLU C 98 1 6 HELIX 28 28 SER C 123 LYS C 129 1 7 HELIX 29 29 GLY C 141 ARG C 149 1 9 HELIX 30 30 ILE C 152 ALA C 165 1 14 HELIX 31 31 THR C 173 LYS C 183 1 11 HELIX 32 32 SER C 194 GLN C 202 1 9 HELIX 33 33 LEU C 230 GLN C 244 1 15 HELIX 34 34 GLY C 245 TRP C 255 1 11 SHEET 1 A 3 TYR A 51 ILE A 55 0 SHEET 2 A 3 VAL A 6 THR A 10 1 N VAL A 8 O LYS A 52 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 SER A 112 O LEU A 192 SHEET 4 E 4 THR A 208 VAL A 211 -1 O MET A 209 N ILE A 115 SHEET 1 F 3 TYR B 51 ILE B 55 0 SHEET 2 F 3 VAL B 6 THR B 10 1 N VAL B 8 O LYS B 52 SHEET 3 F 3 ILE B 85 ALA B 86 1 O ILE B 85 N THR B 9 SHEET 1 G 2 MET B 18 MET B 19 0 SHEET 2 G 2 TYR B 32 GLU B 33 -1 O GLU B 33 N MET B 18 SHEET 1 H 2 ILE B 100 PHE B 102 0 SHEET 2 H 2 ALA B 223 PRO B 225 -1 O THR B 224 N ASP B 101 SHEET 1 I 2 MET B 107 LEU B 109 0 SHEET 2 I 2 LYS B 218 TYR B 220 -1 O LYS B 218 N LEU B 109 SHEET 1 J 4 ALA B 134 GLY B 136 0 SHEET 2 J 4 TYR B 188 GLU B 193 1 O LEU B 191 N GLY B 136 SHEET 3 J 4 ILE B 111 LYS B 116 -1 N SER B 112 O LEU B 192 SHEET 4 J 4 THR B 208 VAL B 211 -1 O VAL B 211 N ILE B 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 THR C 54 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 SSBOND 1 CYS A 63 CYS A 140 1555 1555 2.10 SSBOND 2 CYS A 206 CYS A 261 1555 1555 2.07 SSBOND 3 CYS B 63 CYS B 140 1555 1555 2.09 SSBOND 4 CYS B 206 CYS B 261 1555 1555 2.06 SSBOND 5 CYS C 63 CYS C 140 1555 1555 2.16 SSBOND 6 CYS C 206 CYS C 261 1555 1555 2.02 LINK OE1 GLU C 166 ZN ZN C 2 1555 1555 1.75 LINK NE2 HIS C 46 ZN ZN C 262 1555 1555 1.85 LINK OE1 GLU C 42 ZN ZN C 262 1555 1555 1.98 LINK OE1 GLU A 42 ZN ZN C 2 1555 1555 1.98 LINK NE2 HIS A 46 ZN ZN C 2 1555 1555 2.07 LINK NE2 HIS A 23 ZN ZN A 1 1555 1555 2.21 LINK OE1 GLU B 42 ZN ZN B 262 1555 1555 2.35 LINK OE1 GLU B 24 ZN ZN B 3 1555 1555 2.40 LINK OE2 GLU B 24 ZN ZN B 3 1555 1555 2.49 LINK NE2 HIS B 46 ZN ZN B 262 1555 1555 2.50 LINK NE2 HIS B 23 ZN ZN B 3 1555 1555 2.52 LINK OE2 GLU C 166 ZN ZN C 2 1555 1555 2.67 CISPEP 1 SER A 14 PRO A 15 0 3.80 CISPEP 2 GLU A 166 PRO A 167 0 -9.11 CISPEP 3 LYS A 204 PRO A 205 0 3.89 CISPEP 4 SER B 14 PRO B 15 0 -1.02 CISPEP 5 GLU B 166 PRO B 167 0 -7.51 CISPEP 6 LYS B 204 PRO B 205 0 5.02 CISPEP 7 SER C 14 PRO C 15 0 0.63 CISPEP 8 GLU C 166 PRO C 167 0 -4.86 CISPEP 9 LYS C 204 PRO C 205 0 4.26 SITE 1 AC1 15 TYR A 16 TYR A 61 PRO A 89 LEU A 90 SITE 2 AC1 15 THR A 91 ARG A 96 GLY A 141 SER A 142 SITE 3 AC1 15 THR A 174 LEU A 192 GLU A 193 MET A 196 SITE 4 AC1 15 TYR A 220 HOH A 264 HOH A 362 SITE 1 AC2 16 TYR B 16 TYR B 61 PRO B 89 LEU B 90 SITE 2 AC2 16 THR B 91 ARG B 96 GLY B 141 SER B 142 SITE 3 AC2 16 THR B 174 LEU B 192 GLU B 193 MET B 196 SITE 4 AC2 16 TYR B 220 HOH B 287 HOH B 325 HOH B 361 SITE 1 AC3 16 TYR C 16 TYR C 61 PRO C 89 LEU C 90 SITE 2 AC3 16 THR C 91 ARG C 96 GLY C 141 SER C 142 SITE 3 AC3 16 THR C 174 LEU C 192 GLU C 193 MET C 196 SITE 4 AC3 16 TYR C 220 HOH C 273 HOH C 289 HOH C 293 SITE 1 AC4 3 HIS A 23 ASP B 65 HOH B 722 SITE 1 AC5 3 GLU A 42 HIS A 46 GLU C 166 SITE 1 AC6 5 HIS B 23 GLU B 24 LYS C 20 HIS C 23 SITE 2 AC6 5 GLU C 30 SITE 1 AC7 2 GLU B 42 HIS B 46 SITE 1 AC8 4 GLU A 166 GLU C 42 HIS C 46 GLN C 244 CRYST1 114.724 165.243 47.651 90.00 90.00 90.00 P 21 21 2 12 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 0.008717 0.000000 0.000000 0.00000 SCALE2 0.000000 0.006052 0.000000 0.00000 SCALE3 0.000000 0.000000 0.020986 0.00000 MASTER 433 0 8 34 39 0 18 6 0 0 0 60 END