HEADER MEMBRANE PROTEIN 05-MAR-12 4E0X TITLE CRYSTAL STRUCTURE OF THE KAINATE RECEPTOR GLUK1 LIGAND-BINDING DOMAIN TITLE 2 IN COMPLEX WITH KAINATE IN THE ABSENCE OF GLYCEROL COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR, IONOTROPIC KAINATE 1; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: GLUTAMATE RECEPTOR 5, GLUR-5, GLUR5; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: BROWN RAT,RAT,RATS; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: GLUR5, GRIK1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: ORIGAMI 2; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET-28A(+) KEYWDS IONOTROPIC GLUTAMATE RECEPTOR, GLUK1, LIGAND-BINDING DOMAIN, AGONIST, KEYWDS 2 MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR K.FRYDENVANG,J.S.KASTRUP REVDAT 4 13-SEP-23 4E0X 1 REMARK SEQADV REVDAT 3 02-AUG-17 4E0X 1 SOURCE REMARK REVDAT 2 19-SEP-12 4E0X 1 JRNL REVDAT 1 25-APR-12 4E0X 0 JRNL AUTH R.VENSKUTONYTE,K.FRYDENVANG,H.HALD,A.C.RABASSA,M.GAJHEDE, JRNL AUTH 2 P.K.AHRING,J.S.KASTRUP JRNL TITL KAINATE INDUCES VARIOUS DOMAIN CLOSURES IN AMPA AND KAINATE JRNL TITL 2 RECEPTORS. JRNL REF NEUROCHEM INT V. 61 536 2012 JRNL REFN ESSN 1872-9754 JRNL PMID 22425692 JRNL DOI 10.1016/J.NEUINT.2012.02.016 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH P.NAUR,B.VESTERGAARD,L.K.SKOV,J.EGEBJERG,M.GAJHEDE, REMARK 1 AUTH 2 J.S.KASTRUP REMARK 1 TITL CRYSTAL STRUCTURE OF THE KAINATE RECEPTOR GLUR5 REMARK 1 TITL 2 LIGAND-BINDING CORE IN COMPLEX WITH (S)-GLUTAMATE REMARK 1 REF FEBS LETT. V. 579 1154 2005 REMARK 1 REFN ISSN 0014-5793 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.7.2_869 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.51 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.400 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 38661 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.177 REMARK 3 R VALUE (WORKING SET) : 0.175 REMARK 3 FREE R VALUE : 0.219 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.010 REMARK 3 FREE R VALUE TEST SET COUNT : 1938 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 29.5164 - 4.8138 1.00 2874 147 0.1705 0.1933 REMARK 3 2 4.8138 - 3.8235 1.00 2707 141 0.1370 0.1651 REMARK 3 3 3.8235 - 3.3410 1.00 2669 142 0.1614 0.2140 REMARK 3 4 3.3410 - 3.0358 1.00 2632 147 0.1814 0.2377 REMARK 3 5 3.0358 - 2.8184 1.00 2624 138 0.1967 0.2236 REMARK 3 6 2.8184 - 2.6524 1.00 2612 142 0.1917 0.2514 REMARK 3 7 2.6524 - 2.5196 1.00 2580 144 0.1869 0.2314 REMARK 3 8 2.5196 - 2.4100 1.00 2611 119 0.1815 0.2588 REMARK 3 9 2.4100 - 2.3172 1.00 2595 128 0.1853 0.2408 REMARK 3 10 2.3172 - 2.2373 1.00 2573 141 0.1830 0.2140 REMARK 3 11 2.2373 - 2.1674 1.00 2589 131 0.1851 0.2416 REMARK 3 12 2.1674 - 2.1054 1.00 2559 126 0.1930 0.2548 REMARK 3 13 2.1054 - 2.0500 1.00 2565 138 0.1965 0.2381 REMARK 3 14 2.0500 - 2.0000 1.00 2533 154 0.1978 0.2572 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : 0.34 REMARK 3 B_SOL : 30.99 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.510 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 19.550 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.85 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 3.35980 REMARK 3 B22 (A**2) : 3.35980 REMARK 3 B33 (A**2) : -6.71960 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.008 4172 REMARK 3 ANGLE : 1.004 5637 REMARK 3 CHIRALITY : 0.073 624 REMARK 3 PLANARITY : 0.005 705 REMARK 3 DIHEDRAL : 14.960 1574 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: RESIDUES 1-3 (GAN) IN CHAIN A AND B, AS REMARK 3 WELL AS RESIDUES 253-257 (GNGCP) IN CHAIN A COULD NOT BE LOCATED REMARK 3 IN THE ELECTRON DENSITY MAP REMARK 4 REMARK 4 4E0X COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-MAR-12. REMARK 100 THE DEPOSITION ID IS D_1000071029. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-APR-11 REMARK 200 TEMPERATURE (KELVIN) : 110 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : MAX II REMARK 200 BEAMLINE : I911-3 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : SCALA 3.3.9 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 38773 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 29.513 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 6.400 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07200 REMARK 200 FOR THE DATA SET : 9.2000 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) : 2.11 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 6.40 REMARK 200 R MERGE FOR SHELL (I) : 0.41100 REMARK 200 R SYM FOR SHELL (I) : 0.41100 REMARK 200 FOR SHELL : 1.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: PDB ENTRY 3C32 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.70 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.35 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG4000, 0.35M LITHIUM SULFATE, REMARK 280 0.1M SODIUM CACODYLATE PH 6.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 280K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 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+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 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 117.54750 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 34.12800 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 34.12800 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 58.77375 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 34.12800 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 34.12800 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 176.32125 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 34.12800 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 34.12800 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 58.77375 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 34.12800 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 34.12800 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 176.32125 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 117.54750 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 300 REMARK: A COMPLETE TETRAMERIC MULTIMER REPRESENTING THE KNOWN REMARK 300 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE MOLECULE REMARK 300 CANNOT BE GENERATED BY SYMMETRY WITHIN THE CRYSTAL. 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 7190 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 45680 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -175.0 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 350 BIOMT1 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 235.09500 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: 3370 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23190 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -90.0 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 1 REMARK 465 ALA A 2 REMARK 465 ASN A 3 REMARK 465 GLY A 253 REMARK 465 ASN A 254 REMARK 465 GLY A 255 REMARK 465 CYS A 256 REMARK 465 PRO A 257 REMARK 465 GLY B 1 REMARK 465 ALA B 2 REMARK 465 ASN B 3 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 O2 SO4 B 303 O HOH B 634 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 OE2 GLU B 133 O HOH A 619 3555 2.16 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 13 119.22 -165.05 REMARK 500 GLU B 13 117.46 -165.20 REMARK 500 LEU B 108 -179.28 -173.76 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 KAI A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 305 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE KAI B 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 304 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 305 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B 306 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3C31 RELATED DB: PDB REMARK 999 REMARK 999 SEQUENCE REMARK 999 NATIVE GLUK1 IS A MEMBRANE PROTEIN. THE PROTEIN CRYSTALLIZED IS THE REMARK 999 EXTRACELLULAR LIGAND-BINDING DOMAIN OF GLUK1. TRANSMEMBRANE REGIONS REMARK 999 WERE GENETICALLY REMOVED AND REPLACED WITH A GLY-THR LINKER REMARK 999 (RESIDUES 117-118). THE SEQUENCE MATCHES DISCONTINOUSLY WITH REMARK 999 REFERENCE DATABASE (430-544, 667-805). GLY1 IS A CLONING REMNANCE. DBREF 4E0X A 2 116 UNP P22756 GRIK1_RAT 445 559 DBREF 4E0X A 119 257 UNP P22756 GRIK1_RAT 682 820 DBREF 4E0X B 2 116 UNP P22756 GRIK1_RAT 445 559 DBREF 4E0X B 119 257 UNP P22756 GRIK1_RAT 682 820 SEQADV 4E0X GLY A 1 UNP P22756 EXPRESSION TAG SEQADV 4E0X GLY A 34 UNP P22756 ALA 477 SEE REMARK 999 SEQADV 4E0X GLY A 117 UNP P22756 LINKER SEQADV 4E0X THR A 118 UNP P22756 LINKER SEQADV 4E0X GLY B 1 UNP P22756 EXPRESSION TAG SEQADV 4E0X GLY B 34 UNP P22756 ALA 477 SEE REMARK 999 SEQADV 4E0X GLY B 117 UNP P22756 LINKER SEQADV 4E0X THR B 118 UNP P22756 LINKER SEQRES 1 A 257 GLY ALA ASN ARG THR LEU ILE VAL THR THR ILE LEU GLU SEQRES 2 A 257 GLU PRO TYR VAL MET TYR ARG LYS SER ASP LYS PRO LEU SEQRES 3 A 257 TYR GLY ASN ASP ARG PHE GLU GLY TYR CYS LEU ASP LEU SEQRES 4 A 257 LEU LYS GLU LEU SER ASN ILE LEU GLY PHE LEU TYR ASP SEQRES 5 A 257 VAL LYS LEU VAL PRO ASP GLY LYS TYR GLY ALA GLN ASN SEQRES 6 A 257 ASP LYS GLY GLU TRP ASN GLY MET VAL LYS GLU LEU ILE SEQRES 7 A 257 ASP HIS ARG ALA ASP LEU ALA VAL ALA PRO LEU THR ILE SEQRES 8 A 257 THR TYR VAL ARG GLU LYS VAL ILE ASP PHE SER LYS PRO SEQRES 9 A 257 PHE MET THR LEU GLY ILE SER ILE LEU TYR ARG LYS GLY SEQRES 10 A 257 THR PRO ILE ASP SER ALA ASP ASP LEU ALA LYS GLN THR SEQRES 11 A 257 LYS ILE GLU TYR GLY ALA VAL ARG ASP GLY SER THR MET SEQRES 12 A 257 THR PHE PHE LYS LYS SER LYS ILE SER THR TYR GLU LYS SEQRES 13 A 257 MET TRP ALA PHE MET SER SER ARG GLN GLN SER ALA LEU SEQRES 14 A 257 VAL LYS ASN SER ASP GLU GLY ILE GLN ARG VAL LEU THR SEQRES 15 A 257 THR ASP TYR ALA LEU LEU MET GLU SER THR SER ILE GLU SEQRES 16 A 257 TYR VAL THR GLN ARG ASN CYS ASN LEU THR GLN ILE GLY SEQRES 17 A 257 GLY LEU ILE ASP SER LYS GLY TYR GLY VAL GLY THR PRO SEQRES 18 A 257 ILE GLY SER PRO TYR ARG ASP LYS ILE THR ILE ALA ILE SEQRES 19 A 257 LEU GLN LEU GLN GLU GLU GLY LYS LEU HIS MET MET LYS SEQRES 20 A 257 GLU LYS TRP TRP ARG GLY ASN GLY CYS PRO SEQRES 1 B 257 GLY ALA ASN ARG THR LEU ILE VAL THR THR ILE LEU GLU SEQRES 2 B 257 GLU PRO TYR VAL MET TYR ARG LYS SER ASP LYS PRO LEU SEQRES 3 B 257 TYR GLY ASN ASP ARG PHE GLU GLY TYR CYS LEU ASP LEU SEQRES 4 B 257 LEU LYS GLU LEU SER ASN ILE LEU GLY PHE LEU TYR ASP SEQRES 5 B 257 VAL LYS LEU VAL PRO ASP GLY LYS TYR GLY ALA GLN ASN SEQRES 6 B 257 ASP LYS GLY GLU TRP ASN GLY MET VAL LYS GLU LEU ILE SEQRES 7 B 257 ASP HIS ARG ALA ASP LEU ALA VAL ALA PRO LEU THR ILE SEQRES 8 B 257 THR TYR VAL ARG GLU LYS VAL ILE ASP PHE SER LYS PRO SEQRES 9 B 257 PHE MET THR LEU GLY ILE SER ILE LEU TYR ARG LYS GLY SEQRES 10 B 257 THR PRO ILE ASP SER ALA ASP ASP LEU ALA LYS GLN THR SEQRES 11 B 257 LYS ILE GLU TYR GLY ALA VAL ARG ASP GLY SER THR MET SEQRES 12 B 257 THR PHE PHE LYS LYS SER LYS ILE SER THR TYR GLU LYS SEQRES 13 B 257 MET TRP ALA PHE MET SER SER ARG GLN GLN SER ALA LEU SEQRES 14 B 257 VAL LYS ASN SER ASP GLU GLY ILE GLN ARG VAL LEU THR SEQRES 15 B 257 THR ASP TYR ALA LEU LEU MET GLU SER THR SER ILE GLU SEQRES 16 B 257 TYR VAL THR GLN ARG ASN CYS ASN LEU THR GLN ILE GLY SEQRES 17 B 257 GLY LEU ILE ASP SER LYS GLY TYR GLY VAL GLY THR PRO SEQRES 18 B 257 ILE GLY SER PRO TYR ARG ASP LYS ILE THR ILE ALA ILE SEQRES 19 B 257 LEU GLN LEU GLN GLU GLU GLY LYS LEU HIS MET MET LYS SEQRES 20 B 257 GLU LYS TRP TRP ARG GLY ASN GLY CYS PRO HET KAI A 301 15 HET SO4 A 302 5 HET SO4 A 303 5 HET CL A 304 1 HET CL A 305 1 HET KAI B 301 15 HET SO4 B 302 5 HET SO4 B 303 5 HET SO4 B 304 5 HET SO4 B 305 5 HET CL B 306 1 HETNAM KAI 3-(CARBOXYMETHYL)-4-ISOPROPENYLPROLINE HETNAM SO4 SULFATE ION HETNAM CL CHLORIDE ION HETSYN KAI KAINATE FORMUL 3 KAI 2(C10 H15 N O4) FORMUL 4 SO4 6(O4 S 2-) FORMUL 6 CL 3(CL 1-) FORMUL 14 HOH *454(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 71 ASP A 79 1 9 HELIX 4 4 THR A 92 LYS A 97 1 6 HELIX 5 5 SER A 122 LYS A 128 1 7 HELIX 6 6 GLY A 140 SER A 149 1 10 HELIX 7 7 ILE A 151 SER A 167 1 17 HELIX 8 8 ASN A 172 THR A 183 1 12 HELIX 9 9 SER A 191 GLN A 199 1 9 HELIX 10 10 TYR A 226 GLU A 240 1 15 HELIX 11 11 GLY A 241 ARG A 252 1 12 HELIX 12 12 TYR B 27 ASP B 30 5 4 HELIX 13 13 GLY B 34 GLY B 48 1 15 HELIX 14 14 ASN B 71 ASP B 79 1 9 HELIX 15 15 THR B 92 LYS B 97 1 6 HELIX 16 16 SER B 122 LYS B 128 1 7 HELIX 17 17 GLY B 140 SER B 149 1 10 HELIX 18 18 ILE B 151 SER B 162 1 12 HELIX 19 19 SER B 162 SER B 167 1 6 HELIX 20 20 ASN B 172 THR B 183 1 12 HELIX 21 21 SER B 191 THR B 198 1 8 HELIX 22 22 TYR B 226 GLU B 240 1 15 HELIX 23 23 GLY B 241 ARG B 252 1 12 SHEET 1 A 3 TYR A 51 LEU A 55 0 SHEET 2 A 3 LEU A 6 THR A 10 1 N VAL A 8 O LYS A 54 SHEET 3 A 3 LEU A 84 ALA A 85 1 O LEU A 84 N THR A 9 SHEET 1 B 2 MET A 18 TYR A 19 0 SHEET 2 B 2 PHE A 32 GLU A 33 -1 O GLU A 33 N MET A 18 SHEET 1 C 2 ILE A 99 PHE A 101 0 SHEET 2 C 2 GLY A 219 PRO A 221 -1 O THR A 220 N ASP A 100 SHEET 1 D 2 MET A 106 LEU A 108 0 SHEET 2 D 2 LYS A 214 TYR A 216 -1 O LYS A 214 N LEU A 108 SHEET 1 E 4 GLU A 133 GLY A 135 0 SHEET 2 E 4 TYR A 185 GLU A 190 1 O LEU A 188 N GLY A 135 SHEET 3 E 4 ILE A 110 ARG A 115 -1 N LEU A 113 O LEU A 187 SHEET 4 E 4 LEU A 204 ILE A 207 -1 O THR A 205 N TYR A 114 SHEET 1 F 3 LEU B 50 LEU B 55 0 SHEET 2 F 3 THR B 5 THR B 10 1 N VAL B 8 O LYS B 54 SHEET 3 F 3 LEU B 84 ALA B 85 1 O LEU B 84 N THR B 9 SHEET 1 G 2 MET B 18 TYR B 19 0 SHEET 2 G 2 PHE B 32 GLU B 33 -1 O GLU B 33 N MET B 18 SHEET 1 H 2 ILE B 99 PHE B 101 0 SHEET 2 H 2 GLY B 219 PRO B 221 -1 O THR B 220 N ASP B 100 SHEET 1 I 2 MET B 106 LEU B 108 0 SHEET 2 I 2 LYS B 214 TYR B 216 -1 O LYS B 214 N LEU B 108 SHEET 1 J 4 GLU B 133 GLY B 135 0 SHEET 2 J 4 TYR B 185 GLU B 190 1 O LEU B 188 N GLY B 135 SHEET 3 J 4 ILE B 110 ARG B 115 -1 N LEU B 113 O LEU B 187 SHEET 4 J 4 LEU B 204 ILE B 207 -1 O ILE B 207 N ILE B 112 SSBOND 1 CYS B 202 CYS B 256 1555 1555 2.05 CISPEP 1 GLU A 14 PRO A 15 0 -4.70 CISPEP 2 GLU B 14 PRO B 15 0 -7.43 SITE 1 AC1 14 GLU A 13 TYR A 61 PRO A 88 LEU A 89 SITE 2 AC1 14 THR A 90 ARG A 95 GLY A 140 SER A 141 SITE 3 AC1 14 THR A 142 SER A 173 GLU A 190 HOH A 404 SITE 4 AC1 14 HOH A 406 HOH A 413 SITE 1 AC2 4 ARG A 20 SER A 22 LYS B 147 TRP B 158 SITE 1 AC3 5 ARG A 31 HOH A 474 HOH A 563 HOH A 607 SITE 2 AC3 5 HOH A 619 SITE 1 AC4 4 LYS A 103 HOH A 500 LYS B 103 HOH B 483 SITE 1 AC5 12 GLU B 13 TYR B 61 PRO B 88 THR B 90 SITE 2 AC5 12 ARG B 95 GLY B 140 SER B 141 THR B 142 SITE 3 AC5 12 GLU B 190 HOH B 405 HOH B 408 HOH B 416 SITE 1 AC6 6 GLN A 165 HOH A 598 ARG B 20 SER B 22 SITE 2 AC6 6 LYS B 24 HOH B 615 SITE 1 AC7 8 HOH A 468 ARG B 31 VAL B 53 LYS B 54 SITE 2 AC7 8 HOH B 472 HOH B 504 HOH B 596 HOH B 634 SITE 1 AC8 5 LYS A 116 ARG B 4 HIS B 80 PRO B 225 SITE 2 AC8 5 HOH B 559 SITE 1 AC9 4 LYS A 60 LYS A 171 LYS B 171 HOH B 629 SITE 1 BC1 1 ARG B 164 CRYST1 68.256 68.256 235.095 90.00 90.00 90.00 P 41 21 2 16 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.014651 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014651 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004254 0.00000