HEADER MEMBRANE PROTEIN 10-AUG-06 2I0B TITLE CRYSTAL STRUCTURE OF THE GLUR6 LIGAND BINDING CORE ELKQ MUTANT DIMER TITLE 2 AT 1.96 ANGSTROMS RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR, IONOTROPIC KAINATE 2; COMPND 3 CHAIN: A, B, C; COMPND 4 SYNONYM: GLUTAMATE RECEPTOR 6, GLUR-6, GLUR6; COMPND 5 ENGINEERED: YES; COMPND 6 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: GRIK2, GLUR6; 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: PET22 (MODIFIED) KEYWDS MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR M.L.MAYER REVDAT 8 03-APR-24 2I0B 1 REMARK REVDAT 7 20-OCT-21 2I0B 1 REMARK SEQADV REVDAT 6 18-OCT-17 2I0B 1 REMARK REVDAT 5 16-AUG-17 2I0B 1 SOURCE REVDAT 4 13-JUL-11 2I0B 1 VERSN REVDAT 3 24-FEB-09 2I0B 1 VERSN REVDAT 2 23-JAN-07 2I0B 1 JRNL REVDAT 1 21-NOV-06 2I0B 0 JRNL AUTH M.C.WESTON,P.SCHUCK,A.GHOSAL,C.ROSENMUND,M.L.MAYER JRNL TITL CONFORMATIONAL RESTRICTION BLOCKS GLUTAMATE RECEPTOR JRNL TITL 2 DESENSITIZATION. JRNL REF NAT.STRUCT.MOL.BIOL. V. 13 1120 2006 JRNL REFN ISSN 1545-9993 JRNL PMID 17115050 JRNL DOI 10.1038/NSMB1178 REMARK 2 REMARK 2 RESOLUTION. 1.96 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 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) : 1.96 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 68095 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) : 0.174 REMARK 3 R VALUE (WORKING SET) : 0.172 REMARK 3 FREE R VALUE : 0.211 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 3668 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) : 1.96 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.01 REMARK 3 REFLECTION IN BIN (WORKING SET) : 4990 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.98 REMARK 3 BIN R VALUE (WORKING SET) : 0.1890 REMARK 3 BIN FREE R VALUE SET COUNT : 258 REMARK 3 BIN FREE R VALUE : 0.2330 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 6094 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 35 REMARK 3 SOLVENT ATOMS : 538 REMARK 3 REMARK 3 B VALUES. REMARK 3 B VALUE TYPE : LIKELY RESIDUAL REMARK 3 FROM WILSON PLOT (A**2) : 30.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 30.99 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.41000 REMARK 3 B22 (A**2) : -0.41000 REMARK 3 B33 (A**2) : 0.82000 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): 0.139 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.132 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.088 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.727 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.963 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.948 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 6463 ; 0.015 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 8746 ; 1.671 ; 1.973 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 812 ; 3.545 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 284 ;30.720 ;24.296 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 1210 ;12.182 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 39 ;13.367 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 961 ; 0.126 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 4837 ; 0.007 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 3205 ; 0.228 ; 0.300 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 4670 ; 0.323 ; 0.500 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 1008 ; 0.222 ; 0.500 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): 59 ; 0.213 ; 0.300 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 36 ; 0.282 ; 0.500 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): 4065 ; 1.602 ; 2.000 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 6401 ; 2.369 ; 3.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 2751 ; 1.824 ; 2.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 2345 ; 2.730 ; 3.000 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 : 9 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 108 REMARK 3 ORIGIN FOR THE GROUP (A): 31.5440 10.5390 11.4830 REMARK 3 T TENSOR REMARK 3 T11: -.0098 T22: .0316 REMARK 3 T33: .0259 T12: .0333 REMARK 3 T13: -.0080 T23: -.0525 REMARK 3 L TENSOR REMARK 3 L11: 1.9871 L22: 1.4302 REMARK 3 L33: 2.0585 L12: .1771 REMARK 3 L13: .3510 L23: .5842 REMARK 3 S TENSOR REMARK 3 S11: .0894 S12: .1258 S13: .0346 REMARK 3 S21: -.0935 S22: -.0700 S23: .0510 REMARK 3 S31: .0635 S32: .1717 S33: -.0194 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 : A 109 A 214 REMARK 3 ORIGIN FOR THE GROUP (A): 16.9110 28.9710 16.8860 REMARK 3 T TENSOR REMARK 3 T11: -.0161 T22: -.0005 REMARK 3 T33: .1436 T12: .0163 REMARK 3 T13: .0379 T23: -.0669 REMARK 3 L TENSOR REMARK 3 L11: 4.2126 L22: .9233 REMARK 3 L33: .9831 L12: -1.2894 REMARK 3 L13: -.1264 L23: -.2888 REMARK 3 S TENSOR REMARK 3 S11: .1577 S12: .0052 S13: .5672 REMARK 3 S21: -.0577 S22: -.0413 S23: -.2708 REMARK 3 S31: -.0445 S32: -.0091 S33: -.1164 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 : A 215 A 257 REMARK 3 ORIGIN FOR THE GROUP (A): 37.9810 15.0680 21.5780 REMARK 3 T TENSOR REMARK 3 T11: -.0445 T22: .0694 REMARK 3 T33: .0076 T12: .0011 REMARK 3 T13: -.0002 T23: -.0677 REMARK 3 L TENSOR REMARK 3 L11: 2.2908 L22: 3.7150 REMARK 3 L33: 1.8017 L12: 1.1568 REMARK 3 L13: .3718 L23: .8571 REMARK 3 S TENSOR REMARK 3 S11: .0555 S12: -.1173 S13: .1005 REMARK 3 S21: -.0056 S22: -.0101 S23: -.0551 REMARK 3 S31: .0559 S32: .2823 S33: -.0454 REMARK 3 REMARK 3 TLS GROUP : 4 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 1 B 109 REMARK 3 ORIGIN FOR THE GROUP (A): 36.8180 13.5020 46.5090 REMARK 3 T TENSOR REMARK 3 T11: .0075 T22: .0455 REMARK 3 T33: .0358 T12: -.0196 REMARK 3 T13: -.0439 T23: .0062 REMARK 3 L TENSOR REMARK 3 L11: 1.4681 L22: .1311 REMARK 3 L33: 1.2150 L12: -.0663 REMARK 3 L13: -.2124 L23: -.0786 REMARK 3 S TENSOR REMARK 3 S11: .0689 S12: .0387 S13: -.1476 REMARK 3 S21: -.0261 S22: -.0149 S23: -.0194 REMARK 3 S31: .0289 S32: -.0834 S33: -.0540 REMARK 3 REMARK 3 TLS GROUP : 5 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 110 B 227 REMARK 3 ORIGIN FOR THE GROUP (A): 15.2910 12.4080 42.6370 REMARK 3 T TENSOR REMARK 3 T11: -.0317 T22: .1061 REMARK 3 T33: .0296 T12: -.0147 REMARK 3 T13: -.0313 T23: .0056 REMARK 3 L TENSOR REMARK 3 L11: 2.6627 L22: 1.3101 REMARK 3 L33: 1.5866 L12: -1.0310 REMARK 3 L13: 1.9217 L23: -1.0525 REMARK 3 S TENSOR REMARK 3 S11: .1562 S12: -.1247 S13: -.2861 REMARK 3 S21: -.0896 S22: .0208 S23: .1876 REMARK 3 S31: .1116 S32: -.1183 S33: -.1770 REMARK 3 REMARK 3 TLS GROUP : 6 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 228 B 257 REMARK 3 ORIGIN FOR THE GROUP (A): 31.9100 27.2160 53.3830 REMARK 3 T TENSOR REMARK 3 T11: -.0155 T22: .0515 REMARK 3 T33: .0528 T12: .0185 REMARK 3 T13: -.0060 T23: -.0114 REMARK 3 L TENSOR REMARK 3 L11: 2.8431 L22: 2.0347 REMARK 3 L33: 3.7640 L12: -.4045 REMARK 3 L13: 1.4186 L23: -.4521 REMARK 3 S TENSOR REMARK 3 S11: -.0612 S12: -.2399 S13: .3356 REMARK 3 S21: .0829 S22: .0328 S23: -.0068 REMARK 3 S31: -.4017 S32: -.3530 S33: .0284 REMARK 3 REMARK 3 TLS GROUP : 7 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : C 3 C 106 REMARK 3 ORIGIN FOR THE GROUP (A): 23.8910 16.3000 78.9900 REMARK 3 T TENSOR REMARK 3 T11: -.0183 T22: .3900 REMARK 3 T33: -.0647 T12: -.0146 REMARK 3 T13: .0435 T23: .0754 REMARK 3 L TENSOR REMARK 3 L11: 3.2201 L22: 2.6503 REMARK 3 L33: 1.6226 L12: .4993 REMARK 3 L13: -.5495 L23: -.4166 REMARK 3 S TENSOR REMARK 3 S11: -.0329 S12: -.8506 S13: -.1635 REMARK 3 S21: .4391 S22: -.0188 S23: .1798 REMARK 3 S31: -.0315 S32: -.1751 S33: .0518 REMARK 3 REMARK 3 TLS GROUP : 8 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : C 107 C 215 REMARK 3 ORIGIN FOR THE GROUP (A): 20.1360 38.1690 70.1650 REMARK 3 T TENSOR REMARK 3 T11: -.0579 T22: .1552 REMARK 3 T33: .0376 T12: .1074 REMARK 3 T13: -.0429 T23: -.1658 REMARK 3 L TENSOR REMARK 3 L11: 3.7440 L22: 5.9315 REMARK 3 L33: 3.5768 L12: -1.5526 REMARK 3 L13: -1.0891 L23: 2.5219 REMARK 3 S TENSOR REMARK 3 S11: .0307 S12: -.5283 S13: .4832 REMARK 3 S21: -.2218 S22: -.1066 S23: .0858 REMARK 3 S31: -.4814 S32: -.3678 S33: .0758 REMARK 3 REMARK 3 TLS GROUP : 9 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : C 216 C 257 REMARK 3 ORIGIN FOR THE GROUP (A): 19.3630 12.9130 67.3900 REMARK 3 T TENSOR REMARK 3 T11: -.1092 T22: .2603 REMARK 3 T33: .0297 T12: -.0866 REMARK 3 T13: .0339 T23: .0782 REMARK 3 L TENSOR REMARK 3 L11: 2.3666 L22: 2.2294 REMARK 3 L33: 3.0888 L12: .2650 REMARK 3 L13: .7294 L23: .4258 REMARK 3 S TENSOR REMARK 3 S11: -.0588 S12: -.5692 S13: -.2428 REMARK 3 S21: .0429 S22: .0194 S23: .2567 REMARK 3 S31: .2144 S32: -.6477 S33: .0394 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 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 2I0B COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-AUG-06. REMARK 100 THE DEPOSITION ID IS D_1000038976. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-APR-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 22-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00000 REMARK 200 MONOCHROMATOR : SI 220 REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 68095 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.960 REMARK 200 RESOLUTION RANGE LOW (A) : 29.790 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 6.500 REMARK 200 R MERGE (I) : 0.05800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.96 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.03 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 6.40 REMARK 200 R MERGE FOR SHELL (I) : 0.45200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 17SY REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.33 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.75 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: RESERVOIR: 1.5 M AMMONIUM SULFATE, 0.1 REMARK 280 M NACL, 0.1 M HEPES. 0.015 M NA ACETATE; PROTEIN: 12-22 MG/ML, REMARK 280 10 MM L-GLUTAMATE, 20 MM NACL, 1 MM EDTA, PH 7.0, PH 7.2, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 109.91800 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 47.10750 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 47.10750 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 164.87700 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 47.10750 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 47.10750 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 54.95900 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 47.10750 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 47.10750 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 164.87700 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 47.10750 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 47.10750 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 54.95900 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 109.91800 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 REMARK 300 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 300 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 300 MOLECULE CAN BE GENERATED BY APPLYING BIOMT REMARK 300 TRANSFORMATIONS GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC REMARK 300 AND CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 300 AUTHOR STATES: DIMERS FORMED BY CHAINS B AND C, REMARK 300 ARE BELIEVED TO OCCUR IN THE INTACT MEMBRANE PROTEIN. 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: 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: 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: 2220 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23060 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -27.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, 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 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 SER A 2 REMARK 465 ASN A 3 REMARK 465 PRO A 258 REMARK 465 GLU A 259 REMARK 465 PRO B 258 REMARK 465 GLU B 259 REMARK 465 GLY C 1 REMARK 465 SER C 2 REMARK 465 PRO C 258 REMARK 465 GLU C 259 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 ARG B 201 CG CD NE CZ NH1 NH2 REMARK 470 GLU C 175 CG CD OE1 OE2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O HOH A 397 O HOH B 820 2.12 REMARK 500 O HOH A 478 O HOH A 507 2.13 REMARK 500 OE1 GLN A 64 O HOH A 513 2.13 REMARK 500 NH1 ARG C 228 O HOH C 308 2.14 REMARK 500 O HOH B 612 O HOH B 813 2.14 REMARK 500 OE2 GLU A 13 O HOH A 507 2.15 REMARK 500 OG1 THR B 232 O1 SO4 B 601 2.17 REMARK 500 O HOH C 346 O HOH C 380 2.17 REMARK 500 O HOH A 428 O HOH A 447 2.18 REMARK 500 NE2 GLN C 239 O HOH C 376 2.18 REMARK 500 O HOH C 347 O HOH C 362 2.19 REMARK 500 O GLY B 209 O HOH B 815 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 508 O HOH B 814 6455 1.95 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG A 180 CG - CD - NE ANGL. DEV. = -13.7 DEGREES REMARK 500 ARG A 180 NE - CZ - NH2 ANGL. DEV. = -3.1 DEGREES REMARK 500 LEU B 47 CA - CB - CG ANGL. DEV. = 15.3 DEGREES REMARK 500 LEU C 18 CA - CB - CG ANGL. DEV. = 15.1 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 GLU A 13 114.82 -164.67 REMARK 500 LEU A 109 -173.15 -170.03 REMARK 500 ARG A 253 74.46 37.20 REMARK 500 GLU B 13 109.51 -167.72 REMARK 500 ARG B 253 89.32 24.95 REMARK 500 GLU C 13 112.95 -168.78 REMARK 500 VAL C 67 -73.63 -73.77 REMARK 500 SER C 112 -159.74 -142.69 REMARK 500 THR C 131 -30.78 -142.97 REMARK 500 ARG C 253 111.69 6.31 REMARK 500 ASN C 255 -12.24 83.53 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 B 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLU A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLU B 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLU C 303 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2F36 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR5 LIGAND BINDING CORE DIMER WITH REMARK 900 GLUTAMATE AT 2.1 ANGSTROMS RESOLUTION REMARK 900 RELATED ID: 1YAE RELATED DB: PDB REMARK 900 STRUCTURE OF THE KAINATE RECEPTOR SUBUNIT GLUR6 AGONIST BINDING REMARK 900 DOMAIN COMPLEXED WITH DOMOIC ACID REMARK 900 RELATED ID: 1LB8 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE NON-DESENSITIZING GLUR2 LIGAND BINDING REMARK 900 CORE MUTANT (S1S2J-L483Y) IN COMPLEX WITH AMPA AT 2.3 ANGSTROMS REMARK 900 RESOLUTION DBREF 2I0B A 2 117 UNP P42260 GRIK2_RAT 429 544 DBREF 2I0B A 120 259 UNP P42260 GRIK2_RAT 667 806 DBREF 2I0B B 2 117 UNP P42260 GRIK2_RAT 429 544 DBREF 2I0B B 120 259 UNP P42260 GRIK2_RAT 667 806 DBREF 2I0B C 2 117 UNP P42260 GRIK2_RAT 429 544 DBREF 2I0B C 120 259 UNP P42260 GRIK2_RAT 667 806 SEQADV 2I0B GLY A 1 UNP P42260 CLONING ARTIFACT SEQADV 2I0B GLU A 98 UNP P42260 LYS 525 ENGINEERED MUTATION SEQADV 2I0B GLY A 118 UNP P42260 LINKER SEQADV 2I0B THR A 119 UNP P42260 LINKER SEQADV 2I0B LEU A 233 UNP P42260 ILE 780 ENGINEERED MUTATION SEQADV 2I0B LYS A 237 UNP P42260 GLN 784 ENGINEERED MUTATION SEQADV 2I0B GLN A 241 UNP P42260 GLU 788 ENGINEERED MUTATION SEQADV 2I0B GLY B 1 UNP P42260 CLONING ARTIFACT SEQADV 2I0B GLU B 98 UNP P42260 LYS 525 ENGINEERED MUTATION SEQADV 2I0B GLY B 118 UNP P42260 LINKER SEQADV 2I0B THR B 119 UNP P42260 LINKER SEQADV 2I0B LEU B 233 UNP P42260 ILE 780 ENGINEERED MUTATION SEQADV 2I0B LYS B 237 UNP P42260 GLN 784 ENGINEERED MUTATION SEQADV 2I0B GLN B 241 UNP P42260 GLU 788 ENGINEERED MUTATION SEQADV 2I0B GLY C 1 UNP P42260 CLONING ARTIFACT SEQADV 2I0B GLU C 98 UNP P42260 LYS 525 ENGINEERED MUTATION SEQADV 2I0B GLY C 118 UNP P42260 LINKER SEQADV 2I0B THR C 119 UNP P42260 LINKER SEQADV 2I0B LEU C 233 UNP P42260 ILE 780 ENGINEERED MUTATION SEQADV 2I0B LYS C 237 UNP P42260 GLN 784 ENGINEERED MUTATION SEQADV 2I0B GLN C 241 UNP P42260 GLU 788 ENGINEERED MUTATION SEQRES 1 A 259 GLY SER ASN ARG SER LEU ILE VAL THR THR ILE LEU GLU SEQRES 2 A 259 GLU PRO TYR VAL LEU PHE LYS LYS SER ASP LYS PRO LEU SEQRES 3 A 259 TYR GLY ASN ASP ARG PHE GLU GLY TYR CYS ILE ASP LEU SEQRES 4 A 259 LEU ARG GLU LEU SER THR ILE LEU GLY PHE THR TYR GLU SEQRES 5 A 259 ILE ARG LEU VAL GLU ASP GLY LYS TYR GLY ALA GLN ASP SEQRES 6 A 259 ASP VAL ASN GLY GLN TRP ASN GLY MET VAL ARG GLU LEU SEQRES 7 A 259 ILE ASP HIS LYS ALA ASP LEU ALA VAL ALA PRO LEU ALA SEQRES 8 A 259 ILE THR TYR VAL ARG GLU GLU VAL ILE ASP PHE SER LYS SEQRES 9 A 259 PRO PHE MET THR LEU GLY ILE SER ILE LEU TYR ARG LYS SEQRES 10 A 259 GLY THR PRO ILE ASP SER ALA ASP ASP LEU ALA LYS GLN SEQRES 11 A 259 THR LYS ILE GLU TYR GLY ALA VAL GLU ASP GLY ALA THR SEQRES 12 A 259 MET THR PHE PHE LYS LYS SER LYS ILE SER THR TYR ASP SEQRES 13 A 259 LYS MET TRP ALA PHE MET SER SER ARG ARG GLN SER VAL SEQRES 14 A 259 LEU VAL LYS SER ASN GLU GLU GLY ILE GLN ARG VAL LEU SEQRES 15 A 259 THR SER ASP TYR ALA PHE LEU MET GLU SER THR THR ILE SEQRES 16 A 259 GLU PHE VAL THR GLN ARG ASN CYS ASN LEU THR GLN ILE SEQRES 17 A 259 GLY GLY LEU ILE ASP SER LYS GLY TYR GLY VAL GLY THR SEQRES 18 A 259 PRO MET GLY SER PRO TYR ARG ASP LYS ILE THR LEU ALA SEQRES 19 A 259 ILE LEU LYS LEU GLN GLU GLN GLY LYS LEU HIS MET MET SEQRES 20 A 259 LYS GLU LYS TRP TRP ARG GLY ASN GLY CYS PRO GLU SEQRES 1 B 259 GLY SER ASN ARG SER LEU ILE VAL THR THR ILE LEU GLU SEQRES 2 B 259 GLU PRO TYR VAL LEU PHE LYS LYS SER ASP LYS PRO LEU SEQRES 3 B 259 TYR GLY ASN ASP ARG PHE GLU GLY TYR CYS ILE ASP LEU SEQRES 4 B 259 LEU ARG GLU LEU SER THR ILE LEU GLY PHE THR TYR GLU SEQRES 5 B 259 ILE ARG LEU VAL GLU ASP GLY LYS TYR GLY ALA GLN ASP SEQRES 6 B 259 ASP VAL ASN GLY GLN TRP ASN GLY MET VAL ARG GLU LEU SEQRES 7 B 259 ILE ASP HIS LYS ALA ASP LEU ALA VAL ALA PRO LEU ALA SEQRES 8 B 259 ILE THR TYR VAL ARG GLU GLU VAL ILE ASP PHE SER LYS SEQRES 9 B 259 PRO PHE MET THR LEU GLY ILE SER ILE LEU TYR ARG LYS SEQRES 10 B 259 GLY THR PRO ILE ASP SER ALA ASP ASP LEU ALA LYS GLN SEQRES 11 B 259 THR LYS ILE GLU TYR GLY ALA VAL GLU ASP GLY ALA THR SEQRES 12 B 259 MET THR PHE PHE LYS LYS SER LYS ILE SER THR TYR ASP SEQRES 13 B 259 LYS MET TRP ALA PHE MET SER SER ARG ARG GLN SER VAL SEQRES 14 B 259 LEU VAL LYS SER ASN GLU GLU GLY ILE GLN ARG VAL LEU SEQRES 15 B 259 THR SER ASP TYR ALA PHE LEU MET GLU SER THR THR ILE SEQRES 16 B 259 GLU PHE VAL THR GLN ARG ASN CYS ASN LEU THR GLN ILE SEQRES 17 B 259 GLY GLY LEU ILE ASP SER LYS GLY TYR GLY VAL GLY THR SEQRES 18 B 259 PRO MET GLY SER PRO TYR ARG ASP LYS ILE THR LEU ALA SEQRES 19 B 259 ILE LEU LYS LEU GLN GLU GLN GLY LYS LEU HIS MET MET SEQRES 20 B 259 LYS GLU LYS TRP TRP ARG GLY ASN GLY CYS PRO GLU SEQRES 1 C 259 GLY SER ASN ARG SER LEU ILE VAL THR THR ILE LEU GLU SEQRES 2 C 259 GLU PRO TYR VAL LEU PHE LYS LYS SER ASP LYS PRO LEU SEQRES 3 C 259 TYR GLY ASN ASP ARG PHE GLU GLY TYR CYS ILE ASP LEU SEQRES 4 C 259 LEU ARG GLU LEU SER THR ILE LEU GLY PHE THR TYR GLU SEQRES 5 C 259 ILE ARG LEU VAL GLU ASP GLY LYS TYR GLY ALA GLN ASP SEQRES 6 C 259 ASP VAL ASN GLY GLN TRP ASN GLY MET VAL ARG GLU LEU SEQRES 7 C 259 ILE ASP HIS LYS ALA ASP LEU ALA VAL ALA PRO LEU ALA SEQRES 8 C 259 ILE THR TYR VAL ARG GLU GLU VAL ILE ASP PHE SER LYS SEQRES 9 C 259 PRO PHE MET THR LEU GLY ILE SER ILE LEU TYR ARG LYS SEQRES 10 C 259 GLY THR PRO ILE ASP SER ALA ASP ASP LEU ALA LYS GLN SEQRES 11 C 259 THR LYS ILE GLU TYR GLY ALA VAL GLU ASP GLY ALA THR SEQRES 12 C 259 MET THR PHE PHE LYS LYS SER LYS ILE SER THR TYR ASP SEQRES 13 C 259 LYS MET TRP ALA PHE MET SER SER ARG ARG GLN SER VAL SEQRES 14 C 259 LEU VAL LYS SER ASN GLU GLU GLY ILE GLN ARG VAL LEU SEQRES 15 C 259 THR SER ASP TYR ALA PHE LEU MET GLU SER THR THR ILE SEQRES 16 C 259 GLU PHE VAL THR GLN ARG ASN CYS ASN LEU THR GLN ILE SEQRES 17 C 259 GLY GLY LEU ILE ASP SER LYS GLY TYR GLY VAL GLY THR SEQRES 18 C 259 PRO MET GLY SER PRO TYR ARG ASP LYS ILE THR LEU ALA SEQRES 19 C 259 ILE LEU LYS LEU GLN GLU GLN GLY LYS LEU HIS MET MET SEQRES 20 C 259 LYS GLU LYS TRP TRP ARG GLY ASN GLY CYS PRO GLU HET GLU A 301 10 HET SO4 B 601 10 HET GLU B 302 10 HET GLU C 303 10 HETNAM GLU GLUTAMIC ACID HETNAM SO4 SULFATE ION FORMUL 4 GLU 3(C5 H9 N O4) FORMUL 5 SO4 O4 S 2- FORMUL 8 HOH *538(H2 O) HELIX 1 1 TYR A 27 ASP A 30 5 4 HELIX 2 2 GLY A 34 GLY A 48 1 15 HELIX 3 3 ASN A 72 ASP 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 SER A 150 1 10 HELIX 7 7 ILE A 152 ARG A 165 1 14 HELIX 8 8 ARG A 165 LEU A 170 1 6 HELIX 9 9 SER A 173 SER A 184 1 12 HELIX 10 10 SER A 192 GLN A 200 1 9 HELIX 11 11 PRO A 226 GLN A 241 1 16 HELIX 12 12 GLY A 242 ARG A 253 1 12 HELIX 13 13 TYR B 27 ASP B 30 5 4 HELIX 14 14 GLY B 34 LEU B 47 1 14 HELIX 15 15 ASN B 72 ASP 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 SER B 150 1 10 HELIX 19 19 ILE B 152 ARG B 165 1 14 HELIX 20 20 ARG B 165 LEU B 170 1 6 HELIX 21 21 SER B 173 SER B 184 1 12 HELIX 22 22 SER B 192 ASN B 202 1 11 HELIX 23 23 TYR B 227 GLN B 241 1 15 HELIX 24 24 GLY B 242 ARG B 253 1 12 HELIX 25 25 TYR C 27 ASP C 30 5 4 HELIX 26 26 GLY C 34 GLY C 48 1 15 HELIX 27 27 ASN C 72 ASP C 80 1 9 HELIX 28 28 THR C 93 GLU C 98 1 6 HELIX 29 29 SER C 123 GLN C 130 1 8 HELIX 30 30 GLY C 141 SER C 150 1 10 HELIX 31 31 ILE C 152 ARG C 165 1 14 HELIX 32 32 ARG C 165 LEU C 170 1 6 HELIX 33 33 SER C 173 SER C 184 1 12 HELIX 34 34 SER C 192 GLN C 200 1 9 HELIX 35 35 PRO C 226 GLN C 241 1 16 HELIX 36 36 GLY C 242 ARG C 253 1 12 SHEET 1 A 3 THR A 50 LEU A 55 0 SHEET 2 A 3 SER A 5 THR A 10 1 N VAL A 8 O ARG A 54 SHEET 3 A 3 LEU A 85 ALA A 86 1 O LEU A 85 N THR A 9 SHEET 1 B 2 LEU A 18 PHE A 19 0 SHEET 2 B 2 PHE A 32 GLU A 33 -1 O GLU A 33 N LEU A 18 SHEET 1 C 2 ILE A 100 PHE A 102 0 SHEET 2 C 2 GLY A 220 PRO A 222 -1 O THR A 221 N ASP A 101 SHEET 1 D 2 MET A 107 LEU A 109 0 SHEET 2 D 2 LYS A 215 TYR A 217 -1 O LYS A 215 N LEU A 109 SHEET 1 E 4 GLU A 134 GLY A 136 0 SHEET 2 E 4 TYR A 186 GLU A 191 1 O LEU A 189 N GLY A 136 SHEET 3 E 4 ILE A 111 ARG A 116 -1 N LEU A 114 O PHE A 188 SHEET 4 E 4 LEU A 205 ILE A 208 -1 O THR A 206 N TYR A 115 SHEET 1 F 3 TYR B 51 LEU B 55 0 SHEET 2 F 3 LEU B 6 THR B 10 1 N VAL B 8 O ARG B 54 SHEET 3 F 3 LEU B 85 ALA B 86 1 O LEU B 85 N THR B 9 SHEET 1 G 2 LEU B 18 PHE B 19 0 SHEET 2 G 2 PHE B 32 GLU B 33 -1 O GLU B 33 N LEU B 18 SHEET 1 H 2 ILE B 100 PHE B 102 0 SHEET 2 H 2 GLY B 220 PRO B 222 -1 O THR B 221 N ASP B 101 SHEET 1 I 2 MET B 107 LEU B 109 0 SHEET 2 I 2 LYS B 215 TYR B 217 -1 O LYS B 215 N LEU B 109 SHEET 1 J 4 GLU B 134 GLY B 136 0 SHEET 2 J 4 TYR B 186 GLU B 191 1 O LEU B 189 N GLY B 136 SHEET 3 J 4 ILE B 111 ARG B 116 -1 N LEU B 114 O PHE B 188 SHEET 4 J 4 LEU B 205 ILE B 208 -1 O THR B 206 N TYR B 115 SHEET 1 K 3 TYR C 51 LEU C 55 0 SHEET 2 K 3 LEU C 6 THR C 10 1 N VAL C 8 O ARG C 54 SHEET 3 K 3 LEU C 85 ALA C 86 1 O LEU C 85 N THR C 9 SHEET 1 L 2 LEU C 18 PHE C 19 0 SHEET 2 L 2 PHE C 32 GLU C 33 -1 O GLU C 33 N LEU C 18 SHEET 1 M 2 ILE C 100 PHE C 102 0 SHEET 2 M 2 GLY C 220 PRO C 222 -1 O THR C 221 N ASP C 101 SHEET 1 N 2 MET C 107 LEU C 109 0 SHEET 2 N 2 LYS C 215 TYR C 217 -1 O LYS C 215 N LEU C 109 SHEET 1 O 4 GLU C 134 GLY C 136 0 SHEET 2 O 4 TYR C 186 GLU C 191 1 O LEU C 189 N GLY C 136 SHEET 3 O 4 ILE C 111 ARG C 116 -1 N LEU C 114 O PHE C 188 SHEET 4 O 4 LEU C 205 ILE C 208 -1 O ILE C 208 N ILE C 113 SSBOND 1 CYS A 203 CYS A 257 1555 1555 2.04 SSBOND 2 CYS B 203 CYS B 257 1555 1555 2.04 SSBOND 3 CYS C 203 CYS C 257 1555 1555 2.04 CISPEP 1 GLU A 14 PRO A 15 0 -2.11 CISPEP 2 GLU B 14 PRO B 15 0 -0.21 CISPEP 3 GLU C 14 PRO C 15 0 1.27 SITE 1 AC1 13 PHE B 102 LYS B 104 ARG B 228 ASP B 229 SITE 2 AC1 13 THR B 232 HOH B 701 GLU C 97 PHE C 102 SITE 3 AC1 13 LYS C 104 ARG C 228 THR C 232 HOH C 308 SITE 4 AC1 13 HOH C 335 SITE 1 AC2 13 TYR A 61 PRO A 89 LEU A 90 ALA A 91 SITE 2 AC2 13 ARG A 96 GLY A 141 ALA A 142 THR A 143 SITE 3 AC2 13 GLU A 191 HOH A 305 HOH A 311 HOH A 318 SITE 4 AC2 13 HOH A 330 SITE 1 AC3 13 TYR B 61 PRO B 89 LEU B 90 ALA B 91 SITE 2 AC3 13 ARG B 96 GLY B 141 ALA B 142 THR B 143 SITE 3 AC3 13 GLU B 191 HOH B 605 HOH B 619 HOH B 650 SITE 4 AC3 13 HOH B 672 SITE 1 AC4 13 TYR C 61 PRO C 89 LEU C 90 ALA C 91 SITE 2 AC4 13 ARG C 96 GLY C 141 ALA C 142 THR C 143 SITE 3 AC4 13 GLU C 191 HOH C 311 HOH C 313 HOH C 337 SITE 4 AC4 13 HOH C 357 CRYST1 94.215 94.215 219.836 90.00 90.00 90.00 P 43 21 2 24 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 0.010614 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010614 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004549 0.00000