HEADER MEMBRANE PROTEIN 04-JUL-04 1TXF TITLE CRYSTAL STRUCTURE OF THE GLUR5 LIGAND BINDING CORE IN COMPLEX WITH TITLE 2 GLUTAMATE AT 2.1 ANGSTROM RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR, IONOTROPIC KAINATE 1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: GLUR5 LIGAND BINDING CORE (SEQUENCE DATABASE 446-559 AND COMPND 5 682-821); COMPND 6 SYNONYM: GLUTAMATE RECEPTOR 5, GLUR-5, GLUR5; COMPND 7 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; 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 5 23-AUG-23 1TXF 1 REMARK SEQADV REVDAT 4 26-JUL-17 1TXF 1 SOURCE REVDAT 3 24-FEB-09 1TXF 1 VERSN REVDAT 2 01-MAR-05 1TXF 1 JRNL REVDAT 1 08-FEB-05 1TXF 0 JRNL AUTH M.L.MAYER JRNL TITL CRYSTAL STRUCTURES OF THE GLUR5 AND GLUR6 LIGAND BINDING JRNL TITL 2 CORES: MOLECULAR MECHANISMS UNDERLYING KAINATE RECEPTOR JRNL TITL 3 SELECTIVITY JRNL REF NEURON V. 45 539 2005 JRNL REFN ISSN 0896-6273 JRNL PMID 15721240 JRNL DOI 10.1016/J.NEURON.2005.01.031 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 32.40 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1282416.770 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 84.3 REMARK 3 NUMBER OF REFLECTIONS : 17941 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) : 0.219 REMARK 3 FREE R VALUE : 0.250 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 6.800 REMARK 3 FREE R VALUE TEST SET COUNT : 1226 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 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) : 2.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.23 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 54.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1791 REMARK 3 BIN R VALUE (WORKING SET) : 0.2800 REMARK 3 BIN FREE R VALUE : 0.3150 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 6.70 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 128 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 : 1984 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 93 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 39.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 41.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 3.84000 REMARK 3 B22 (A**2) : 5.43000 REMARK 3 B33 (A**2) : -9.27000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.21000 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) : 0.24 REMARK 3 LOW RESOLUTION CUTOFF (A) : 50.0 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.33 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.27 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.840 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 : 0.36 REMARK 3 BSOL : 44.21 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 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1TXF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-JUL-04. REMARK 100 THE DEPOSITION ID IS D_1000023000. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-NOV-03 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 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) : 0.99997 REMARK 200 MONOCHROMATOR : NULL 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 : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21345 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 84.3 REMARK 200 DATA REDUNDANCY : 2.500 REMARK 200 R MERGE (I) : 0.04500 REMARK 200 R SYM (I) : NULL 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) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.18 REMARK 200 COMPLETENESS FOR SHELL (%) : 49.7 REMARK 200 DATA REDUNDANCY IN SHELL : 2.20 REMARK 200 R MERGE FOR SHELL (I) : 0.26900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.200 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 1S7Y REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 60.40 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.10 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 10K, 100 MM HEPES, 20 MM NACL, REMARK 280 1 MM EDTA, 10 MM GLUTAMATE, PH 7.5, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 59.90450 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 31.85500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 59.90450 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 31.85500 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE REMARK 300 THE BIOLOGICAL UNIT IS BELIEVED TO BE A HETEROTETRAMER, REMARK 300 THERE IS ONLY ONE MOLECULE IN THE ASYMMETRIC UNIT AND REMARK 300 SYMMETRY OPERATIONS CANNOT BE APPLIED TO GENERATE THE REMARK 300 TETRAMER. 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 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 ARG A 4 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 GLU A 258 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 ASP A 66 -6.40 -54.42 REMARK 500 LYS A 128 20.71 -74.88 REMARK 500 THR A 130 -13.56 -141.39 REMARK 500 GLN A 165 -76.25 -31.36 REMARK 500 LYS A 214 -165.50 -160.72 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 GLU A 259 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1S7Y RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR6 LIGAND BINDING CORE IN COMPLEX WITH REMARK 900 GLUTAMATE AT 1.75 A RESOLUTION ORTHORHOMBIC FORM REMARK 900 RELATED ID: 1S50 RELATED DB: PDB REMARK 900 X-RAY STRUCTURE OF THE GLUR6 LIGAND BINDING CORE IN COMPLEX WITH REMARK 900 GLUTAMATE AT 1.65 A RESOLUTION REMARK 900 RELATED ID: 1S9T RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR6 LIGAND BINDING CORE IN COMPLEX WITH REMARK 900 QUISQUALATE AT 1.8A RESOLUTION REMARK 900 RELATED ID: 1SD3 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR6 LIGAND BINDING CORE IN COMPLEX WITH REMARK 900 2S,4R-4-METHYLGLUTAMATE AT 1.8 ANGSTROM RESOLUTION REMARK 900 RELATED ID: 1TT1 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR6 LIGAND BINDING CORE IN COMPLEX WITH REMARK 900 KAINATE AT 1.93 ANGSTROM RESOLUTION REMARK 900 RELATED ID: 1FTJ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J) IN REMARK 900 COMPLEX WITH GLUTAMATE AT 1.9 A RESOLUTION REMARK 900 RELATED ID: 1II5 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR0 LIGAND BINDING CORE COMPLEX WITH L- REMARK 900 GLUTAMATE REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE NATIVE GLUR-5 IS A MEMBRANE PROTEIN. THE PROTEIN REMARK 999 CRYSTALLIZED BY THE AUTHOR IS THE EXTRACELLULAR LIGAND REMARK 999 BINDING DOMAIN OF GLUR-5. TRANSMEMBRANE REGIONS WERE REMARK 999 GENETICALLY REMOVED AND REPLACED WITH A GLY-THR LINKER. REMARK 999 THE SEQUENCE, AS A RESULT, MATCHES DISCONTINUOUSLY WITH REMARK 999 THE REFERENCE DATABASE DBREF 1TXF A 3 116 UNP P22756 GRIK1_RAT 446 559 DBREF 1TXF A 119 258 UNP P22756 GRIK1_RAT 682 821 SEQADV 1TXF GLY A 1 UNP P22756 CLONING ARTIFACT SEQADV 1TXF SER A 2 UNP P22756 CLONING ARTIFACT SEQADV 1TXF GLY A 117 UNP P22756 LINKER SEQADV 1TXF THR A 118 UNP P22756 LINKER SEQRES 1 A 258 GLY SER ASN ARG THR LEU ILE VAL THR THR ILE LEU GLU SEQRES 2 A 258 GLU PRO TYR VAL MET TYR ARG LYS SER ASP LYS PRO LEU SEQRES 3 A 258 TYR GLY ASN ASP ARG PHE GLU GLY TYR CYS LEU ASP LEU SEQRES 4 A 258 LEU LYS GLU LEU SER ASN ILE LEU GLY PHE LEU TYR ASP SEQRES 5 A 258 VAL LYS LEU VAL PRO ASP GLY LYS TYR GLY ALA GLN ASN SEQRES 6 A 258 ASP LYS GLY GLU TRP ASN GLY MET VAL LYS GLU LEU ILE SEQRES 7 A 258 ASP HIS ARG ALA ASP LEU ALA VAL ALA PRO LEU THR ILE SEQRES 8 A 258 THR TYR VAL ARG GLU LYS VAL ILE ASP PHE SER LYS PRO SEQRES 9 A 258 PHE MET THR LEU GLY ILE SER ILE LEU TYR ARG LYS GLY SEQRES 10 A 258 THR PRO ILE ASP SER ALA ASP ASP LEU ALA LYS GLN THR SEQRES 11 A 258 LYS ILE GLU TYR GLY ALA VAL ARG ASP GLY SER THR MET SEQRES 12 A 258 THR PHE PHE LYS LYS SER LYS ILE SER THR TYR GLU LYS SEQRES 13 A 258 MET TRP ALA PHE MET SER SER ARG GLN GLN SER ALA LEU SEQRES 14 A 258 VAL LYS ASN SER ASP GLU GLY ILE GLN ARG VAL LEU THR SEQRES 15 A 258 THR ASP TYR ALA LEU LEU MET GLU SER THR SER ILE GLU SEQRES 16 A 258 TYR VAL THR GLN ARG ASN CYS ASN LEU THR GLN ILE GLY SEQRES 17 A 258 GLY LEU ILE ASP SER LYS GLY TYR GLY VAL GLY THR PRO SEQRES 18 A 258 ILE GLY SER PRO TYR ARG ASP LYS ILE THR ILE ALA ILE SEQRES 19 A 258 LEU GLN LEU GLN GLU GLU GLY LYS LEU HIS MET MET LYS SEQRES 20 A 258 GLU LYS TRP TRP ARG GLY ASN GLY CYS PRO GLU HET GLU A 259 10 HETNAM GLU GLUTAMIC ACID FORMUL 2 GLU C5 H9 N O4 FORMUL 3 HOH *93(H2 O) HELIX 1 1 TYR A 27 ASP A 30 5 4 HELIX 2 2 GLY A 34 LEU A 47 1 14 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 ARG A 164 1 14 HELIX 8 8 ARG A 164 LEU A 169 1 6 HELIX 9 9 ASN A 172 THR A 183 1 12 HELIX 10 10 SER A 191 GLN A 199 1 9 HELIX 11 11 PRO A 225 GLU A 240 1 16 HELIX 12 12 GLY A 241 ARG A 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 CISPEP 1 GLU A 14 PRO A 15 0 0.37 SITE 1 AC1 12 TYR A 61 PRO A 88 LEU A 89 THR A 90 SITE 2 AC1 12 ARG A 95 GLY A 140 SER A 141 THR A 142 SITE 3 AC1 12 GLU A 190 HOH A 293 HOH A 299 HOH A 309 CRYST1 119.809 63.710 50.354 90.00 107.22 90.00 C 1 2 1 4 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 0.008347 0.000000 0.002587 0.00000 SCALE2 0.000000 0.015696 0.000000 0.00000 SCALE3 0.000000 0.000000 0.020792 0.00000