HEADER SIGNALING PROTEIN 01-JUL-15 5CC2 TITLE STRUCTURE OF THE LIGAND-BINDING DOMAIN OF THE IONOTROPIC GLUTAMATE TITLE 2 RECEPTOR-LIKE GLUD2 IN COMPLEX WITH 7-CKA COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR IONOTROPIC, DELTA-2; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 441-551,UNP RESIDUES 664-813; COMPND 5 SYNONYM: GLUR DELTA-2 SUBUNIT; 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: GRID2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI K-12; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 83333; SOURCE 8 EXPRESSION_SYSTEM_VARIANT: ORIGAMI 2; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET28 KEYWDS IONOTROPIC GLUTAMATE RECEPTOR, GLUD2, LIGAND BINDING DOMAIN, NMDA KEYWDS 2 RECEPTOR ANTAGONIST, SIGNALING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR P.NAUR,M.GAJHEDE,J.S.KASTRUP REVDAT 4 10-JAN-24 5CC2 1 REMARK REVDAT 3 17-JAN-18 5CC2 1 REMARK REVDAT 2 20-JAN-16 5CC2 1 JRNL REVDAT 1 30-DEC-15 5CC2 0 JRNL AUTH A.S.KRISTENSEN,K.B.HANSEN,P.NAUR,L.OLSEN,N.L.KURTKAYA, JRNL AUTH 2 S.M.DRAVID,T.KVIST,F.YI,J.PHLSGAARD,R.P.CLAUSEN,M.GAJHEDE, JRNL AUTH 3 J.S.KASTRUP,S.F.TRAYNELIS JRNL TITL PHARMACOLOGY AND STRUCTURAL ANALYSIS OF LIGAND BINDING TO JRNL TITL 2 THE ORTHOSTERIC SITE OF GLUTAMATE-LIKE GLUD2 RECEPTORS. JRNL REF MOL.PHARMACOL. V. 89 253 2016 JRNL REFN ESSN 1521-0111 JRNL PMID 26661043 JRNL DOI 10.1124/MOL.115.100909 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH P.NAUR,K.B.HANSEN,A.S.KRISTENSEN,S.M.DRAVID,D.S.PICKERING, REMARK 1 AUTH 2 L.OLSEN,B.VESTERGAARD,J.EGEBJERG,M.GAJHEDE,S.F.TRAYNELIS, REMARK 1 AUTH 3 J.S.KASTRUP REMARK 1 TITL IONOTROPIC GLUTAMATE-LIKE RECEPTOR DELTA2 BINDS D-SERINE AND REMARK 1 TITL 2 GLYCINE. REMARK 1 REF PROC. NATL. ACAD. SCI. V. 104 14116 2007 REMARK 1 REF 2 U.S.A. REMARK 1 REFN ISSN 0027-8424 REMARK 1 PMID 17715062 REMARK 1 DOI 10.1073/PNAS.0703718104 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 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) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.58 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 12172 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.195 REMARK 3 R VALUE (WORKING SET) : 0.193 REMARK 3 FREE R VALUE : 0.239 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.770 REMARK 3 FREE R VALUE TEST SET COUNT : 581 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 30.5770 - 3.9670 0.98 3005 150 0.1668 0.1870 REMARK 3 2 3.9670 - 3.1500 1.00 2895 152 0.1878 0.2524 REMARK 3 3 3.1500 - 2.7520 1.00 2869 126 0.2427 0.3298 REMARK 3 4 2.7520 - 2.5010 1.00 2822 153 0.2675 0.3475 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 : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.320 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.910 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 53.18 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 52.84 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL 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 : 0.003 2149 REMARK 3 ANGLE : 0.656 2921 REMARK 3 CHIRALITY : 0.045 308 REMARK 3 PLANARITY : 0.003 375 REMARK 3 DIHEDRAL : 12.711 769 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 3 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 3 THROUGH 148 ) REMARK 3 ORIGIN FOR THE GROUP (A): 15.5601 8.8188 25.6759 REMARK 3 T TENSOR REMARK 3 T11: 0.2754 T22: 0.3329 REMARK 3 T33: 0.1746 T12: 0.0376 REMARK 3 T13: 0.0179 T23: 0.0540 REMARK 3 L TENSOR REMARK 3 L11: 2.1986 L22: 5.3704 REMARK 3 L33: 1.1373 L12: 2.5265 REMARK 3 L13: 0.2966 L23: 0.4000 REMARK 3 S TENSOR REMARK 3 S11: -0.1701 S12: 0.1542 S13: 0.1134 REMARK 3 S21: 0.0275 S22: 0.2994 S23: 0.0664 REMARK 3 S31: -0.0678 S32: -0.0312 S33: -0.1250 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 149 THROUGH 188 ) REMARK 3 ORIGIN FOR THE GROUP (A): 4.2652 -7.0213 21.3913 REMARK 3 T TENSOR REMARK 3 T11: 0.3296 T22: 0.2937 REMARK 3 T33: 0.2487 T12: -0.0685 REMARK 3 T13: 0.0432 T23: -0.0023 REMARK 3 L TENSOR REMARK 3 L11: 9.0362 L22: 6.0417 REMARK 3 L33: 2.9615 L12: -3.8842 REMARK 3 L13: 2.4611 L23: -3.2538 REMARK 3 S TENSOR REMARK 3 S11: 0.0786 S12: 0.1126 S13: -0.5909 REMARK 3 S21: -0.3932 S22: 0.1813 S23: 0.6556 REMARK 3 S31: 0.5930 S32: -0.2200 S33: -0.2213 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 189 THROUGH 258 ) REMARK 3 ORIGIN FOR THE GROUP (A): 22.9423 7.3578 19.1918 REMARK 3 T TENSOR REMARK 3 T11: 0.3557 T22: 0.4906 REMARK 3 T33: 0.2935 T12: -0.0514 REMARK 3 T13: 0.0118 T23: 0.0053 REMARK 3 L TENSOR REMARK 3 L11: 1.2049 L22: 7.5296 REMARK 3 L33: 1.3730 L12: 2.4903 REMARK 3 L13: -0.5613 L23: 0.3745 REMARK 3 S TENSOR REMARK 3 S11: -0.4030 S12: 0.4314 S13: 0.0211 REMARK 3 S21: -1.0865 S22: 0.5442 S23: -0.3893 REMARK 3 S31: -0.1267 S32: 0.1571 S33: -0.1141 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 5CC2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 02-JUL-15. REMARK 100 THE DEPOSITION ID IS D_1000211079. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-NOV-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : MAX II REMARK 200 BEAMLINE : I911-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.04080 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MAR CCD 165 MM REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA 3.3.9 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12222 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.501 REMARK 200 RESOLUTION RANGE LOW (A) : 30.580 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 5.100 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07200 REMARK 200 FOR THE DATA SET : 13.4000 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) : 2.64 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 5.20 REMARK 200 R MERGE FOR SHELL (I) : 0.51900 REMARK 200 R SYM FOR SHELL (I) : 0.51900 REMARK 200 FOR SHELL : 1.500 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: 2V3T, MOLA REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.57 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.77 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20 MM HEPES, 10 MM NACL, 1 MM EDTA, PH REMARK 280 7.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 280K 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 67.25000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 35.10500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 35.10500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 100.87500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 35.10500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 35.10500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 33.62500 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 35.10500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 35.10500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 100.87500 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 35.10500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 35.10500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 33.62500 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 67.25000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 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 TOTAL BURIED SURFACE AREA: 380 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12980 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -8.0 KCAL/MOL 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 C5 CKA A 303 LIES ON A SPECIAL POSITION. REMARK 375 C10 CKA A 303 LIES ON A SPECIAL POSITION. 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 GLY A 2 REMARK 465 LYS A 259 REMARK 465 ASN A 260 REMARK 465 GLY A 261 REMARK 465 GLN A 262 REMARK 465 CYS A 263 REMARK 465 ASP A 264 REMARK 465 LEU A 265 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 12 105.31 -165.09 REMARK 500 ASP A 64 6.50 141.09 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 CKA A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CKA A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CKA A 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GOL A 304 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 305 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2V3U RELATED DB: PDB REMARK 900 2V3U CONTAINS THE SAME PROTEIN IN COMPLEX WITH D-SERINE REMARK 900 RELATED ID: 2V3T RELATED DB: PDB REMARK 900 2V3T CONTAINS THE SAME PROTEIN IN ITS APO FORM DBREF 5CC2 A 2 113 UNP Q63226 GRID2_RAT 440 551 DBREF 5CC2 A 116 265 UNP Q63226 GRID2_RAT 664 813 SEQADV 5CC2 GLY A 1 UNP Q63226 EXPRESSION TAG SEQADV 5CC2 GLY A 114 UNP Q63226 LINKER SEQADV 5CC2 THR A 115 UNP Q63226 LINKER SEQRES 1 A 265 GLY GLY VAL VAL LEU ARG VAL VAL THR VAL LEU GLU GLU SEQRES 2 A 265 PRO PHE VAL MET VAL SER GLU ASN VAL LEU GLY LYS PRO SEQRES 3 A 265 LYS LYS TYR GLN GLY PHE SER ILE ASP VAL LEU ASP ALA SEQRES 4 A 265 LEU SER ASN TYR LEU GLY PHE ASN TYR GLU ILE TYR VAL SEQRES 5 A 265 ALA PRO ASP HIS LYS TYR GLY SER PRO GLN GLU ASP GLY SEQRES 6 A 265 THR TRP ASN GLY LEU VAL GLY GLU LEU VAL PHE LYS ARG SEQRES 7 A 265 ALA ASP ILE GLY ILE SER ALA LEU THR ILE THR PRO ASP SEQRES 8 A 265 ARG GLU ASN VAL VAL ASP PHE THR THR ARG TYR MET ASP SEQRES 9 A 265 TYR SER VAL GLY VAL LEU LEU ARG ARG GLY THR SER ILE SEQRES 10 A 265 GLN SER LEU GLN ASP LEU SER LYS GLN THR ASP ILE PRO SEQRES 11 A 265 TYR GLY THR VAL LEU ASP SER ALA VAL TYR GLN HIS VAL SEQRES 12 A 265 ARG MET LYS GLY LEU ASN PRO PHE GLU ARG ASP SER MET SEQRES 13 A 265 TYR SER GLN MET TRP ARG MET ILE ASN ARG SER ASN GLY SEQRES 14 A 265 SER GLU ASN ASN VAL LEU GLU SER GLN ALA GLY ILE GLN SEQRES 15 A 265 LYS VAL LYS TYR GLY ASN TYR ALA PHE VAL TRP ASP ALA SEQRES 16 A 265 ALA VAL LEU GLU TYR VAL ALA ILE ASN ASP PRO ASP CYS SEQRES 17 A 265 SER PHE TYR THR VAL GLY ASN THR VAL ALA ASP ARG GLY SEQRES 18 A 265 TYR GLY ILE ALA LEU GLN HIS GLY SER PRO TYR ARG ASP SEQRES 19 A 265 VAL PHE SER GLN ARG ILE LEU GLU LEU GLN GLN SER GLY SEQRES 20 A 265 ASP MET ASP ILE LEU LYS HIS LYS TRP TRP PRO LYS ASN SEQRES 21 A 265 GLY GLN CYS ASP LEU HET CKA A 301 15 HET CKA A 302 15 HET CKA A 303 15 HET GOL A 304 6 HET CL A 305 1 HETNAM CKA 7-CHLOROKYNURENIC ACID HETNAM GOL GLYCEROL HETNAM CL CHLORIDE ION HETSYN CKA 7-CKA HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 2 CKA 3(C10 H6 CL N O3) FORMUL 5 GOL C3 H8 O3 FORMUL 6 CL CL 1- FORMUL 7 HOH *24(H2 O) HELIX 1 AA1 GLY A 31 GLY A 45 1 15 HELIX 2 AA2 ASN A 68 PHE A 76 1 9 HELIX 3 AA3 ASP A 91 ASN A 94 5 4 HELIX 4 AA4 SER A 119 LYS A 125 1 7 HELIX 5 AA5 SER A 137 ASN A 149 1 13 HELIX 6 AA6 ASP A 154 ASN A 165 1 12 HELIX 7 AA7 ARG A 166 SER A 170 5 5 HELIX 8 AA8 GLU A 176 GLY A 187 1 12 HELIX 9 AA9 ALA A 195 ASP A 205 1 11 HELIX 10 AB1 TYR A 232 SER A 246 1 15 HELIX 11 AB2 ASP A 248 TRP A 257 1 10 SHEET 1 AA1 7 ASN A 47 VAL A 52 0 SHEET 2 AA1 7 VAL A 4 THR A 9 1 N VAL A 7 O GLU A 49 SHEET 3 AA1 7 ILE A 81 THR A 87 1 O ILE A 81 N VAL A 8 SHEET 4 AA1 7 PHE A 210 GLN A 227 -1 O ALA A 225 N GLY A 82 SHEET 5 AA1 7 VAL A 96 ARG A 112 -1 N LEU A 111 O TYR A 211 SHEET 6 AA1 7 ALA A 190 ASP A 194 -1 O TRP A 193 N GLY A 108 SHEET 7 AA1 7 TYR A 131 GLY A 132 1 N GLY A 132 O VAL A 192 SHEET 1 AA2 2 MET A 17 VAL A 22 0 SHEET 2 AA2 2 LYS A 25 GLN A 30 -1 O LYS A 27 N GLU A 20 CISPEP 1 GLU A 13 PRO A 14 0 -2.42 SITE 1 AC1 13 GLU A 12 PHE A 15 TYR A 58 ALA A 85 SITE 2 AC1 13 LEU A 86 THR A 87 ARG A 92 ALA A 138 SITE 3 AC1 13 TRP A 193 ASP A 194 VAL A 197 TYR A 222 SITE 4 AC1 13 HOH A 403 SITE 1 AC2 7 VAL A 107 HIS A 142 VAL A 143 TYR A 157 SITE 2 AC2 7 MET A 160 ASN A 215 VAL A 217 SITE 1 AC3 4 VAL A 174 ALA A 179 GLN A 182 LYS A 183 SITE 1 AC4 6 LEU A 11 GLU A 12 HIS A 56 TYR A 58 SITE 2 AC4 6 HOH A 401 HOH A 405 SITE 1 AC5 1 TYR A 48 CRYST1 70.210 70.210 134.500 90.00 90.00 90.00 P 43 21 2 8 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 0.014243 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014243 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007435 0.00000