HEADER MEMBRANE PROTEIN 29-MAR-07 2PBW TITLE CRYSTAL STRUCTURE OF THE LIGAND-BINDING CORE OF IGLUR5 IN COMPLEX WITH TITLE 2 THE PARTIAL AGONIST DOMOIC ACID AT 2.5 A RESOLUTION 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: NORWAY RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: GRIK1, GLUR5; 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: PET28 KEYWDS AGONIST COMPLEX, MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR H.HALD,P.NAUR,M.GAJHEDE,J.S.KASTRUP REVDAT 8 30-AUG-23 2PBW 1 REMARK SEQADV REVDAT 7 18-OCT-17 2PBW 1 REMARK REVDAT 6 02-AUG-17 2PBW 1 SOURCE REMARK REVDAT 5 13-JUN-12 2PBW 1 MTRIX1 MTRIX2 MTRIX3 REVDAT 4 12-MAY-09 2PBW 1 MTRIX1 MTRIX2 MTRIX3 REVDAT 3 24-FEB-09 2PBW 1 VERSN REVDAT 2 09-OCT-07 2PBW 1 JRNL REVDAT 1 03-JUL-07 2PBW 0 JRNL AUTH H.HALD,P.NAUR,D.S.PICKERING,D.SPROGOE,U.MADSEN, JRNL AUTH 2 D.B.TIMMERMANN,P.K.AHRING,T.LILJEFORS,A.SCHOUSBOE, JRNL AUTH 3 J.EGEBJERG,M.GAJHEDE,J.S.KASTRUP JRNL TITL PARTIAL AGONISM AND ANTAGONISM OF THE IONOTROPIC GLUTAMATE JRNL TITL 2 RECEPTOR IGLUR5: STRUCTURES OF THE LIGAND-BINDING CORE IN JRNL TITL 3 COMPLEX WITH DOMOIC ACID AND JRNL TITL 4 2-AMINO-3-[5-TERT-BUTYL-3-(PHOSPHONOMETHOXY) JRNL TITL 5 -4-ISOXAZOLYL]PROPIONIC ACID. JRNL REF J.BIOL.CHEM. V. 282 25726 2007 JRNL REFN ISSN 0021-9258 JRNL PMID 17581823 JRNL DOI 10.1074/JBC.M700137200 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 1 REFERENCE 2 REMARK 1 AUTH M.H.NANAO,T.GREEN,Y.STERN-BACH,S.F.HEINEMANN,S.CHOE REMARK 1 TITL STRUCTURE OF THE KAINATE RECEPTOR SUBUNIT GLUR6 REMARK 1 TITL 2 AGONIST-BINDING DOMAIN COMPLEXED WITH DOMOIC ACID. REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 102 1708 2005 REMARK 1 REFN ISSN 0027-8424 REMARK 1 REFERENCE 3 REMARK 1 AUTH M.L.MAYER,A.GHOSAL,N.P.DOLMAN,D.E.JANE REMARK 1 TITL CRYSTAL STRUCTURES OF THE KAINATE RECEPTOR GLUR5 LIGAND REMARK 1 TITL 2 BINDING CORE DIMER WITH NOVEL GLUR5-SELECTIVE ANTAGONISTS. REMARK 1 REF J.NEUROSCI. V. 26 2852 2006 REMARK 1 REFN ISSN 0270-6474 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.59 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 2593844.390 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.4 REMARK 3 NUMBER OF REFLECTIONS : 20703 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.209 REMARK 3 FREE R VALUE : 0.248 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1039 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.008 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.61 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 93.00 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2310 REMARK 3 BIN R VALUE (WORKING SET) : 0.2560 REMARK 3 BIN FREE R VALUE : 0.3100 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.90 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 120 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.028 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4001 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 44 REMARK 3 SOLVENT ATOMS : 317 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 27.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 16.98 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 4.02000 REMARK 3 B22 (A**2) : 4.02000 REMARK 3 B33 (A**2) : -8.04000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.28 REMARK 3 ESD FROM SIGMAA (A) : 0.29 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.35 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.41 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.40 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.810 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.304 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.215 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.230 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.484 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.35 REMARK 3 BSOL : 21.43 REMARK 3 REMARK 3 NCS MODEL : RESTRAINED REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : DNA-RNA_REP.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : DNA-RNA.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : ION.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: RESIDUES A1-A3, A252-A257, B1-B3 AND REMARK 3 B257 WERE NOT LOCATED IN THE ELECTRON DENSITY MAP. REMARK 4 REMARK 4 2PBW COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-MAR-07. REMARK 100 THE DEPOSITION ID IS D_1000042206. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-JUN-05 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 6.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : BESSY REMARK 200 BEAMLINE : 14.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.95370 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 20832 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.8 REMARK 200 DATA REDUNDANCY : 3.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.11400 REMARK 200 FOR THE DATA SET : 12.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.59 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.8 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.32000 REMARK 200 FOR SHELL : 3.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1FWO, CHAIN A REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.06 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.51 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG4000, LITHIUM SULFATE, CACODYLATE, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 279K, PH 6.50 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 116.58400 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 35.43150 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 35.43150 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 58.29200 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 35.43150 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 35.43150 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 174.87600 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 35.43150 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 35.43150 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 58.29200 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 35.43150 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 35.43150 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 174.87600 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 116.58400 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT REMARK 300 WHICH CONSISTS OF 2 CHAIN(S). AUTHORS STATE THE FUNCTIONAL REMARK 300 RECEPTOR IS A TETRAMER BUILT OF DIMERS-OF-DIMERS. HOWEVER, REMARK 300 IN THE CRYSTAL ONLY THE DIMER IS PRESENT. 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 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 ARG A 252 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 465 PRO B 257 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 ARG A 4 O HOH A 548 2.19 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 ASN A 71 -169.61 -126.71 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 DOQ A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DOQ B 402 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1YCJ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE KAINATE RECEPTOR GLUR5 LIGAND-BINDING CORE REMARK 900 IN COMPLEX WITH (S)-GLUTAMATE 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: 1VSO RELATED DB: PDB REMARK 900 STRUCTURE OF THE KAINATE RECEPTOR GLUR5 LIGAND-BINDING CORE IN REMARK 900 COMPLEX WITH (S)-ATPO REMARK 999 REMARK 999 SEQUENCE REMARK 999 THERE IS A ALA -> GLY SEQUENCE CONFLICT AT RESIDUE 477 IN REMARK 999 THE UNIPROT DATABASE. DBREF 2PBW A 2 116 UNP P22756 GRIK1_RAT 445 559 DBREF 2PBW A 119 257 UNP P22756 GRIK1_RAT 682 820 DBREF 2PBW B 2 116 UNP P22756 GRIK1_RAT 445 559 DBREF 2PBW B 119 257 UNP P22756 GRIK1_RAT 682 820 SEQADV 2PBW GLY A 1 UNP P22756 EXPRESSION TAG SEQADV 2PBW GLY A 34 UNP P22756 ALA 477 SEE REMARK 999 SEQADV 2PBW GLY A 117 UNP P22756 LINKER SEQADV 2PBW THR A 118 UNP P22756 LINKER SEQADV 2PBW GLY B 1 UNP P22756 EXPRESSION TAG SEQADV 2PBW GLY B 34 UNP P22756 ALA 477 SEE REMARK 999 SEQADV 2PBW GLY B 117 UNP P22756 LINKER SEQADV 2PBW 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 DOQ A 401 22 HET DOQ B 402 22 HETNAM DOQ (2S,3S,4S)-2-CARBOXY-4-[(1Z,3E,5R)-5-CARBOXY-1-METHYL- HETNAM 2 DOQ 1,3-HEXADIENYL]-3-PYRROLIDINEACETIC ACID HETSYN DOQ (2S,3S,4S)-3-CARBOXYMETHYL-4-[(1Z,3E,5R)-5-CARBOXY-1- HETSYN 2 DOQ METHYL-HEXA-1,3-DIENYL]-PYRROLIDINE-2-CARBOXYLIC ACID; HETSYN 3 DOQ DOMOIC ACID FORMUL 3 DOQ 2(C15 H21 N O6) FORMUL 5 HOH *317(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 PRO A 225 GLU A 240 1 16 HELIX 11 11 GLY A 241 TRP A 251 1 11 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 167 1 17 HELIX 19 19 ASN B 172 THR B 183 1 12 HELIX 20 20 SER B 191 GLN B 199 1 9 HELIX 21 21 PRO B 225 GLU B 240 1 16 HELIX 22 22 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 ASP A 100 PHE A 101 0 SHEET 2 C 2 GLY A 219 THR A 220 -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 ILE A 207 N ILE A 112 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 ASP B 100 PHE B 101 0 SHEET 2 H 2 GLY B 219 THR B 220 -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 SER B 111 O MET B 189 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 2.04 CISPEP 1 GLU A 14 PRO A 15 0 -0.36 CISPEP 2 GLU B 14 PRO B 15 0 -0.41 SITE 1 AC1 14 GLU A 13 LYS A 60 TYR A 61 PRO A 88 SITE 2 AC1 14 THR A 90 ARG A 95 ARG A 138 ASP A 139 SITE 3 AC1 14 GLY A 140 SER A 141 THR A 142 GLU A 190 SITE 4 AC1 14 HOH A 426 HOH A 466 SITE 1 AC2 15 GLU B 13 LYS B 60 TYR B 61 PRO B 88 SITE 2 AC2 15 THR B 90 ARG B 95 ARG B 138 GLY B 140 SITE 3 AC2 15 SER B 141 THR B 142 GLU B 190 HOH B 406 SITE 4 AC2 15 HOH B 430 HOH B 454 HOH B 556 CRYST1 70.863 70.863 233.168 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 0.014112 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014112 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004289 0.00000 MTRIX1 1 1.000000 0.000000 0.000000 0.00000 1 MTRIX2 1 0.000000 1.000000 0.000000 0.00000 1 MTRIX3 1 0.000000 0.000000 1.000000 0.00000 1 MTRIX1 2 -0.636100 -0.771600 0.005300 -27.64040 1 MTRIX2 2 -0.771600 0.636100 0.003300 -13.30110 1 MTRIX3 2 -0.005900 -0.002000 -1.000000 120.81440 1