HEADER TRANSPORT PROTEIN 06-DEC-07 3BKI TITLE CRYSTAL STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J) IN COMPLEX TITLE 2 WITH FQX AT 1.87 ANGSTROMS COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR 2; COMPND 3 CHAIN: P, B, C, D; COMPND 4 SYNONYM: GLUR-2, GLUR-B, GLUR-K2, GLUTAMATE RECEPTOR IONOTROPIC, AMPA COMPND 5 2, AMPA-SELECTIVE GLUTAMATE RECEPTOR 2; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: GRIA2, GLUR2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS AMPA RECEPTOR, ANQX, QUINOXALINE-2, 3-DIONES, ALTERNATIVE SPLICING, KEYWDS 2 CELL JUNCTION, ENDOPLASMIC RETICULUM, GLYCOPROTEIN, ION TRANSPORT, KEYWDS 3 IONIC CHANNEL, LIPOPROTEIN, MEMBRANE, PALMITATE, PHOSPHOPROTEIN, KEYWDS 4 POSTSYNAPTIC CELL MEMBRANE, RNA EDITING, SYNAPSE, TRANSMEMBRANE, KEYWDS 5 TRANSPORT, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR L.CRUZ,E.ESTEBANEZ-PERPINA,S.PFAFF,S.BORNGRAEBER,N.BAO,R.FLETTERICK, AUTHOR 2 P.ENGLAND REVDAT 5 04-SEP-19 3BKI 1 REMARK REVDAT 4 02-AUG-17 3BKI 1 SOURCE REMARK REVDAT 3 24-FEB-09 3BKI 1 VERSN REVDAT 2 07-OCT-08 3BKI 1 JRNL REVDAT 1 16-SEP-08 3BKI 0 JRNL AUTH L.A.CRUZ,E.ESTEBANEZ-PERPINA,S.PFAFF,S.BORNGRAEBER,N.BAO, JRNL AUTH 2 J.BLETHROW,R.J.FLETTERICK,P.M.ENGLAND JRNL TITL 6-AZIDO-7-NITRO-1,4-DIHYDROQUINOXALINE-2,3-DIONE (ANQX) JRNL TITL 2 FORMS AN IRREVERSIBLE BOND TO THE ACTIVE SITE OF THE GLUR2 JRNL TITL 3 AMPA RECEPTOR. JRNL REF J.MED.CHEM. V. 51 5856 2008 JRNL REFN ISSN 0022-2623 JRNL PMID 18754610 JRNL DOI 10.1021/JM701517B REMARK 2 REMARK 2 RESOLUTION. 1.87 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.87 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.98 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 2796927.140 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 95.9 REMARK 3 NUMBER OF REFLECTIONS : 89972 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) : 0.213 REMARK 3 FREE R VALUE : 0.221 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 4527 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.003 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.87 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.99 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 89.60 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 13198 REMARK 3 BIN R VALUE (WORKING SET) : 0.3170 REMARK 3 BIN FREE R VALUE : 0.3110 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.80 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 668 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.012 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 8036 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 64 REMARK 3 SOLVENT ATOMS : 855 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 12.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -3.61000 REMARK 3 B22 (A**2) : 3.99000 REMARK 3 B33 (A**2) : -0.38000 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) : 0.23 REMARK 3 ESD FROM SIGMAA (A) : 0.27 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) : 0.24 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.24 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.017 REMARK 3 BOND ANGLES (DEGREES) : 1.700 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.100 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) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.40 REMARK 3 BSOL : 46.61 REMARK 3 REMARK 3 NCS MODEL : NULL 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 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : FUROXAN.PAR REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : FUROXAN.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 3BKI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-DEC-07. REMARK 100 THE DEPOSITION ID IS D_1000045632. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.3.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.1 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 114474 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.0 REMARK 200 DATA REDUNDANCY : 2.100 REMARK 200 R MERGE (I) : 0.05600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 8.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.75 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.8 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.51200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.79 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: VAPOR DIFFUSION, HANGING DROP REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 31.17000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 97.62000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 46.13000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 97.62000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 31.17000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 46.13000 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, 3, 4 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: P 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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: 3 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: 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 REMARK 350 BIOMOLECULE: 4 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: D 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 P 1 REMARK 465 ALA P 2 REMARK 465 ASN P 3 REMARK 465 LYS P 4 REMARK 465 GLY P 262 REMARK 465 SER P 263 REMARK 465 GLY B 1 REMARK 465 ALA B 2 REMARK 465 ASN B 3 REMARK 465 LYS B 4 REMARK 465 GLY B 262 REMARK 465 SER B 263 REMARK 465 GLY C 1 REMARK 465 ALA C 2 REMARK 465 ASN C 3 REMARK 465 LYS C 4 REMARK 465 GLY C 262 REMARK 465 SER C 263 REMARK 465 GLY D 1 REMARK 465 ALA D 2 REMARK 465 ASN D 3 REMARK 465 LYS D 4 REMARK 465 GLY D 262 REMARK 465 SER D 263 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 ILE P 200 -74.56 -47.46 REMARK 500 GLN P 202 -14.28 104.50 REMARK 500 LYS B 69 15.90 58.63 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 FQX P 264 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FQX B 264 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FQX C 264 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FQX D 264 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3BKG RELATED DB: PDB DBREF 3BKI P 3 117 UNP P19491 GRIA2_RAT 413 527 DBREF 3BKI B 3 117 UNP P19491 GRIA2_RAT 413 527 DBREF 3BKI P 120 263 UNP P19491 GRIA2_RAT 653 796 DBREF 3BKI B 120 263 UNP P19491 GRIA2_RAT 653 796 DBREF 3BKI C 3 117 UNP P19491 GRIA2_RAT 413 527 DBREF 3BKI D 3 117 UNP P19491 GRIA2_RAT 413 527 DBREF 3BKI C 120 263 UNP P19491 GRIA2_RAT 653 796 DBREF 3BKI D 120 263 UNP P19491 GRIA2_RAT 653 796 SEQADV 3BKI GLY P 1 UNP P19491 EXPRESSION TAG SEQADV 3BKI ALA P 2 UNP P19491 EXPRESSION TAG SEQADV 3BKI GLY P 118 UNP P19491 LINKER SEQADV 3BKI THR P 119 UNP P19491 LINKER SEQADV 3BKI GLY B 1 UNP P19491 EXPRESSION TAG SEQADV 3BKI ALA B 2 UNP P19491 EXPRESSION TAG SEQADV 3BKI GLY B 118 UNP P19491 LINKER SEQADV 3BKI THR B 119 UNP P19491 LINKER SEQADV 3BKI GLY C 1 UNP P19491 EXPRESSION TAG SEQADV 3BKI ALA C 2 UNP P19491 EXPRESSION TAG SEQADV 3BKI GLY C 118 UNP P19491 LINKER SEQADV 3BKI THR C 119 UNP P19491 LINKER SEQADV 3BKI GLY D 1 UNP P19491 EXPRESSION TAG SEQADV 3BKI ALA D 2 UNP P19491 EXPRESSION TAG SEQADV 3BKI GLY D 118 UNP P19491 LINKER SEQADV 3BKI THR D 119 UNP P19491 LINKER SEQRES 1 P 263 GLY ALA ASN LYS THR VAL VAL VAL THR THR ILE LEU GLU SEQRES 2 P 263 SER PRO TYR VAL MET MET LYS LYS ASN HIS GLU MET LEU SEQRES 3 P 263 GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU SEQRES 4 P 263 ALA ALA GLU ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS SEQRES 5 P 263 LEU THR ILE VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP SEQRES 6 P 263 ALA ASP THR LYS ILE TRP ASN GLY MET VAL GLY GLU LEU SEQRES 7 P 263 VAL TYR GLY LYS ALA ASP ILE ALA ILE ALA PRO LEU THR SEQRES 8 P 263 ILE THR LEU VAL ARG GLU GLU VAL ILE ASP PHE SER LYS SEQRES 9 P 263 PRO PHE MET SER LEU GLY ILE SER ILE MET ILE LYS LYS SEQRES 10 P 263 GLY THR PRO ILE GLU SER ALA GLU ASP LEU SER LYS GLN SEQRES 11 P 263 THR GLU ILE ALA TYR GLY THR LEU ASP SER GLY SER THR SEQRES 12 P 263 LYS GLU PHE PHE ARG ARG SER LYS ILE ALA VAL PHE ASP SEQRES 13 P 263 LYS MET TRP THR TYR MET ARG SER ALA GLU PRO SER VAL SEQRES 14 P 263 PHE VAL ARG THR THR ALA GLU GLY VAL ALA ARG VAL ARG SEQRES 15 P 263 LYS SER LYS GLY LYS TYR ALA TYR LEU LEU GLU SER THR SEQRES 16 P 263 MET ASN GLU TYR ILE GLU GLN ARG LYS PRO CYS ASP THR SEQRES 17 P 263 MET LYS VAL GLY GLY ASN LEU ASP SER LYS GLY TYR GLY SEQRES 18 P 263 ILE ALA THR PRO LYS GLY SER SER LEU GLY ASN ALA VAL SEQRES 19 P 263 ASN LEU ALA VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU SEQRES 20 P 263 ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU SEQRES 21 P 263 CYS GLY SER SEQRES 1 B 263 GLY ALA ASN LYS THR VAL VAL VAL THR THR ILE LEU GLU SEQRES 2 B 263 SER PRO TYR VAL MET MET LYS LYS ASN HIS GLU MET LEU SEQRES 3 B 263 GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU SEQRES 4 B 263 ALA ALA GLU ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS SEQRES 5 B 263 LEU THR ILE VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP SEQRES 6 B 263 ALA ASP THR LYS ILE TRP ASN GLY MET VAL GLY GLU LEU SEQRES 7 B 263 VAL TYR GLY LYS ALA ASP ILE ALA ILE ALA PRO LEU THR SEQRES 8 B 263 ILE THR LEU VAL ARG GLU GLU VAL ILE ASP PHE SER LYS SEQRES 9 B 263 PRO PHE MET SER LEU GLY ILE SER ILE MET ILE LYS LYS SEQRES 10 B 263 GLY THR PRO ILE GLU SER ALA GLU ASP LEU SER LYS GLN SEQRES 11 B 263 THR GLU ILE ALA TYR GLY THR LEU ASP SER GLY SER THR SEQRES 12 B 263 LYS GLU PHE PHE ARG ARG SER LYS ILE ALA VAL PHE ASP SEQRES 13 B 263 LYS MET TRP THR TYR MET ARG SER ALA GLU PRO SER VAL SEQRES 14 B 263 PHE VAL ARG THR THR ALA GLU GLY VAL ALA ARG VAL ARG SEQRES 15 B 263 LYS SER LYS GLY LYS TYR ALA TYR LEU LEU GLU SER THR SEQRES 16 B 263 MET ASN GLU TYR ILE GLU GLN ARG LYS PRO CYS ASP THR SEQRES 17 B 263 MET LYS VAL GLY GLY ASN LEU ASP SER LYS GLY TYR GLY SEQRES 18 B 263 ILE ALA THR PRO LYS GLY SER SER LEU GLY ASN ALA VAL SEQRES 19 B 263 ASN LEU ALA VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU SEQRES 20 B 263 ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU SEQRES 21 B 263 CYS GLY SER SEQRES 1 C 263 GLY ALA ASN LYS THR VAL VAL VAL THR THR ILE LEU GLU SEQRES 2 C 263 SER PRO TYR VAL MET MET LYS LYS ASN HIS GLU MET LEU SEQRES 3 C 263 GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU SEQRES 4 C 263 ALA ALA GLU ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS SEQRES 5 C 263 LEU THR ILE VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP SEQRES 6 C 263 ALA ASP THR LYS ILE TRP ASN GLY MET VAL GLY GLU LEU SEQRES 7 C 263 VAL TYR GLY LYS ALA ASP ILE ALA ILE ALA PRO LEU THR SEQRES 8 C 263 ILE THR LEU VAL ARG GLU GLU VAL ILE ASP PHE SER LYS SEQRES 9 C 263 PRO PHE MET SER LEU GLY ILE SER ILE MET ILE LYS LYS SEQRES 10 C 263 GLY THR PRO ILE GLU SER ALA GLU ASP LEU SER LYS GLN SEQRES 11 C 263 THR GLU ILE ALA TYR GLY THR LEU ASP SER GLY SER THR SEQRES 12 C 263 LYS GLU PHE PHE ARG ARG SER LYS ILE ALA VAL PHE ASP SEQRES 13 C 263 LYS MET TRP THR TYR MET ARG SER ALA GLU PRO SER VAL SEQRES 14 C 263 PHE VAL ARG THR THR ALA GLU GLY VAL ALA ARG VAL ARG SEQRES 15 C 263 LYS SER LYS GLY LYS TYR ALA TYR LEU LEU GLU SER THR SEQRES 16 C 263 MET ASN GLU TYR ILE GLU GLN ARG LYS PRO CYS ASP THR SEQRES 17 C 263 MET LYS VAL GLY GLY ASN LEU ASP SER LYS GLY TYR GLY SEQRES 18 C 263 ILE ALA THR PRO LYS GLY SER SER LEU GLY ASN ALA VAL SEQRES 19 C 263 ASN LEU ALA VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU SEQRES 20 C 263 ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU SEQRES 21 C 263 CYS GLY SER SEQRES 1 D 263 GLY ALA ASN LYS THR VAL VAL VAL THR THR ILE LEU GLU SEQRES 2 D 263 SER PRO TYR VAL MET MET LYS LYS ASN HIS GLU MET LEU SEQRES 3 D 263 GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU SEQRES 4 D 263 ALA ALA GLU ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS SEQRES 5 D 263 LEU THR ILE VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP SEQRES 6 D 263 ALA ASP THR LYS ILE TRP ASN GLY MET VAL GLY GLU LEU SEQRES 7 D 263 VAL TYR GLY LYS ALA ASP ILE ALA ILE ALA PRO LEU THR SEQRES 8 D 263 ILE THR LEU VAL ARG GLU GLU VAL ILE ASP PHE SER LYS SEQRES 9 D 263 PRO PHE MET SER LEU GLY ILE SER ILE MET ILE LYS LYS SEQRES 10 D 263 GLY THR PRO ILE GLU SER ALA GLU ASP LEU SER LYS GLN SEQRES 11 D 263 THR GLU ILE ALA TYR GLY THR LEU ASP SER GLY SER THR SEQRES 12 D 263 LYS GLU PHE PHE ARG ARG SER LYS ILE ALA VAL PHE ASP SEQRES 13 D 263 LYS MET TRP THR TYR MET ARG SER ALA GLU PRO SER VAL SEQRES 14 D 263 PHE VAL ARG THR THR ALA GLU GLY VAL ALA ARG VAL ARG SEQRES 15 D 263 LYS SER LYS GLY LYS TYR ALA TYR LEU LEU GLU SER THR SEQRES 16 D 263 MET ASN GLU TYR ILE GLU GLN ARG LYS PRO CYS ASP THR SEQRES 17 D 263 MET LYS VAL GLY GLY ASN LEU ASP SER LYS GLY TYR GLY SEQRES 18 D 263 ILE ALA THR PRO LYS GLY SER SER LEU GLY ASN ALA VAL SEQRES 19 D 263 ASN LEU ALA VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU SEQRES 20 D 263 ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU SEQRES 21 D 263 CYS GLY SER HET FQX P 264 16 HET FQX B 264 16 HET FQX C 264 16 HET FQX D 264 16 HETNAM FQX [1,2,5]OXADIAZOLO[3,4-G]QUINOXALINE-6,7(5H,8H)-DIONE 1- HETNAM 2 FQX OXIDE FORMUL 5 FQX 4(C8 H4 N4 O4) FORMUL 9 HOH *855(H2 O) HELIX 1 1 ASN P 22 LEU P 26 5 5 HELIX 2 2 GLU P 27 GLU P 30 5 4 HELIX 3 3 GLY P 34 GLY P 48 1 15 HELIX 4 4 ASN P 72 TYR P 80 1 9 HELIX 5 5 THR P 93 GLU P 98 1 6 HELIX 6 6 SER P 123 LYS P 129 1 7 HELIX 7 7 GLY P 141 SER P 150 1 10 HELIX 8 8 ILE P 152 ALA P 165 1 14 HELIX 9 9 THR P 173 SER P 184 1 12 HELIX 10 10 SER P 194 GLU P 201 1 8 HELIX 11 11 LEU P 230 GLN P 244 1 15 HELIX 12 12 GLY P 245 TYR P 256 1 12 HELIX 13 13 ASN B 22 LEU B 26 5 5 HELIX 14 14 GLU B 27 GLU B 30 5 4 HELIX 15 15 GLY B 34 GLY B 48 1 15 HELIX 16 16 ASN B 72 TYR B 80 1 9 HELIX 17 17 THR B 93 GLU B 98 1 6 HELIX 18 18 SER B 123 LYS B 129 1 7 HELIX 19 19 GLY B 141 SER B 150 1 10 HELIX 20 20 ILE B 152 ALA B 165 1 14 HELIX 21 21 THR B 173 SER B 184 1 12 HELIX 22 22 SER B 194 GLU B 201 1 8 HELIX 23 23 LEU B 230 GLN B 244 1 15 HELIX 24 24 GLY B 245 TYR B 256 1 12 HELIX 25 25 ASN C 22 LEU C 26 5 5 HELIX 26 26 GLU C 27 GLU C 30 5 4 HELIX 27 27 GLY C 34 GLY C 48 1 15 HELIX 28 28 ASN C 72 TYR C 80 1 9 HELIX 29 29 THR C 93 GLU C 98 1 6 HELIX 30 30 SER C 123 LYS C 129 1 7 HELIX 31 31 GLY C 141 SER C 150 1 10 HELIX 32 32 ILE C 152 ALA C 165 1 14 HELIX 33 33 THR C 173 SER C 184 1 12 HELIX 34 34 SER C 194 GLU C 201 1 8 HELIX 35 35 LEU C 230 GLN C 244 1 15 HELIX 36 36 GLY C 245 TYR C 256 1 12 HELIX 37 37 ASN D 22 LEU D 26 5 5 HELIX 38 38 GLU D 27 GLU D 30 5 4 HELIX 39 39 GLY D 34 GLY D 48 1 15 HELIX 40 40 ASN D 72 TYR D 80 1 9 HELIX 41 41 THR D 93 GLU D 98 1 6 HELIX 42 42 SER D 123 LYS D 129 1 7 HELIX 43 43 GLY D 141 SER D 150 1 10 HELIX 44 44 ILE D 152 ALA D 165 1 14 HELIX 45 45 THR D 173 SER D 184 1 12 HELIX 46 46 SER D 194 GLU D 201 1 8 HELIX 47 47 LEU D 230 GLN D 244 1 15 HELIX 48 48 GLY D 245 TYR D 256 1 12 SHEET 1 A 3 TYR P 51 ILE P 55 0 SHEET 2 A 3 VAL P 6 THR P 10 1 N VAL P 6 O LYS P 52 SHEET 3 A 3 ILE P 85 ALA P 86 1 O ILE P 85 N THR P 9 SHEET 1 B 2 MET P 18 MET P 19 0 SHEET 2 B 2 TYR P 32 GLU P 33 -1 O GLU P 33 N MET P 18 SHEET 1 C 2 ILE P 100 PHE P 102 0 SHEET 2 C 2 ALA P 223 PRO P 225 -1 O THR P 224 N ASP P 101 SHEET 1 D 2 MET P 107 LEU P 109 0 SHEET 2 D 2 LYS P 218 TYR P 220 -1 O LYS P 218 N LEU P 109 SHEET 1 E 4 ALA P 134 GLY P 136 0 SHEET 2 E 4 TYR P 188 GLU P 193 1 O LEU P 191 N GLY P 136 SHEET 3 E 4 ILE P 111 LYS P 116 -1 N MET P 114 O TYR P 190 SHEET 4 E 4 THR P 208 VAL P 211 -1 O VAL P 211 N ILE P 113 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 MET B 114 O TYR B 190 SHEET 4 J 4 THR B 208 VAL B 211 -1 O MET B 209 N ILE B 115 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 LYS C 52 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 VAL C 211 N ILE C 113 SHEET 1 P 3 TYR D 51 ILE D 55 0 SHEET 2 P 3 VAL D 6 THR D 10 1 N VAL D 6 O LYS D 52 SHEET 3 P 3 ILE D 85 ALA D 86 1 O ILE D 85 N THR D 9 SHEET 1 Q 2 MET D 18 MET D 19 0 SHEET 2 Q 2 TYR D 32 GLU D 33 -1 O GLU D 33 N MET D 18 SHEET 1 R 2 ILE D 100 PHE D 102 0 SHEET 2 R 2 ALA D 223 PRO D 225 -1 O THR D 224 N ASP D 101 SHEET 1 S 2 MET D 107 LEU D 109 0 SHEET 2 S 2 LYS D 218 TYR D 220 -1 O TYR D 220 N MET D 107 SHEET 1 T 3 TYR D 190 GLU D 193 0 SHEET 2 T 3 ILE D 111 LYS D 116 -1 N MET D 114 O TYR D 190 SHEET 3 T 3 THR D 208 VAL D 211 -1 O MET D 209 N ILE D 115 SSBOND 1 CYS P 206 CYS P 261 1555 1555 1.93 SSBOND 2 CYS B 206 CYS B 261 1555 1555 2.05 SSBOND 3 CYS C 206 CYS C 261 1555 1555 2.03 SSBOND 4 CYS D 206 CYS D 261 1555 1555 2.03 CISPEP 1 SER P 14 PRO P 15 0 0.62 CISPEP 2 GLU P 166 PRO P 167 0 -0.28 CISPEP 3 LYS P 204 PRO P 205 0 0.76 CISPEP 4 SER B 14 PRO B 15 0 0.14 CISPEP 5 GLU B 166 PRO B 167 0 0.01 CISPEP 6 LYS B 204 PRO B 205 0 0.52 CISPEP 7 SER C 14 PRO C 15 0 0.36 CISPEP 8 GLU C 166 PRO C 167 0 -0.27 CISPEP 9 LYS C 204 PRO C 205 0 0.18 CISPEP 10 SER D 14 PRO D 15 0 0.06 CISPEP 11 GLU D 166 PRO D 167 0 -0.41 CISPEP 12 LYS D 204 PRO D 205 0 0.34 SITE 1 AC1 10 TYR P 16 TYR P 61 PRO P 89 LEU P 90 SITE 2 AC1 10 THR P 91 ARG P 96 MET P 196 TYR P 220 SITE 3 AC1 10 HOH P 420 HOH P 476 SITE 1 AC2 13 TYR B 16 TYR B 61 PRO B 89 LEU B 90 SITE 2 AC2 13 THR B 91 ARG B 96 GLU B 193 MET B 196 SITE 3 AC2 13 TYR B 220 HOH B 341 HOH B 361 HOH B 362 SITE 4 AC2 13 HOH B 381 SITE 1 AC3 12 TYR C 16 TYR C 61 PRO C 89 LEU C 90 SITE 2 AC3 12 THR C 91 ARG C 96 GLU C 193 MET C 196 SITE 3 AC3 12 TYR C 220 HOH C 292 HOH C 309 HOH C 438 SITE 1 AC4 12 TYR D 16 TYR D 61 PRO D 89 LEU D 90 SITE 2 AC4 12 THR D 91 ARG D 96 GLU D 193 MET D 196 SITE 3 AC4 12 TYR D 220 HOH D 359 HOH D 378 HOH D 480 CRYST1 62.340 92.260 195.240 90.00 90.00 90.00 P 21 21 21 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 0.016041 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010839 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005122 0.00000