HEADER RNA BINDING PROTEIN 08-NOV-05 2EXS TITLE TRAP3 (ENGINEERED TRAP) COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRANSCRIPTION ATTENUATION PROTEIN MTRB; COMPND 3 CHAIN: A, B, C; COMPND 4 SYNONYM: TRYPTOPHAN RNA-BINDING ATTENUATOR PROTEIN, TRP RNA-BINDING COMPND 5 ATTENUATION PROTEIN, TRAP; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: GEOBACILLUS STEAROTHERMOPHILUS; SOURCE 3 ORGANISM_TAXID: 1422; SOURCE 4 GENE: MTRB; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET21B KEYWDS ARTIFICIAL, ENGINEERED, RING PROTEIN, 12-MER, RNA BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR J.G.HEDDLE,T.YOKOYAMA,I.YAMASHITA,S.Y.PARK,J.R.H.TAME REVDAT 3 13-JUL-11 2EXS 1 VERSN REVDAT 2 24-FEB-09 2EXS 1 VERSN REVDAT 1 01-AUG-06 2EXS 0 JRNL AUTH J.G.HEDDLE,T.YOKOYAMA,I.YAMASHITA,S.Y.PARK,J.R.H.TAME JRNL TITL ROUNDING UP: ENGINEERING 12-MEMBERED RINGS FROM THE CYCLIC JRNL TITL 2 11-MER TRAP JRNL REF STRUCTURE V. 14 925 2006 JRNL REFN ISSN 0969-2126 JRNL PMID 16698553 JRNL DOI 10.1016/J.STR.2006.03.013 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.19 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 38.92 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 14334 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 + TEST SET) : 0.207 REMARK 3 R VALUE (WORKING SET) : 0.204 REMARK 3 FREE R VALUE : 0.264 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 762 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.05 REMARK 3 REFLECTION IN BIN (WORKING SET) : 675 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2270 REMARK 3 BIN FREE R VALUE SET COUNT : 32 REMARK 3 BIN FREE R VALUE : 0.2390 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1510 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 45 REMARK 3 SOLVENT ATOMS : 39 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.64 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.26000 REMARK 3 B22 (A**2) : -0.26000 REMARK 3 B33 (A**2) : 0.53000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.186 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.179 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.126 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.535 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.932 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.879 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1579 ; 0.015 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2120 ; 1.412 ; 1.920 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 192 ; 7.420 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 245 ; 0.096 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1154 ; 0.006 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 482 ; 0.190 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 76 ; 0.111 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 45 ; 0.156 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 17 ; 0.121 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 969 ; 0.881 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1553 ; 1.695 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 610 ; 3.264 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 567 ; 5.260 ; 4.500 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2EXS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 18-NOV-05. REMARK 100 THE RCSB ID CODE IS RCSB035223. 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 : 9.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PHOTON FACTORY REMARK 200 BEAMLINE : BL-5A 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 : SI 111 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 : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 93891 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.1 REMARK 200 DATA REDUNDANCY : 6.200 REMARK 200 R MERGE (I) : 0.09900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 8.8000 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) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : 65.3 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.57 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.22 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEG 300, 90MM CAPS, 150MM AMMONIUM REMARK 280 SULPHATE, PH 9.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 4 21 2 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 -Y+1/2,X+1/2,Z REMARK 290 4555 Y+1/2,-X+1/2,Z REMARK 290 5555 -X+1/2,Y+1/2,-Z REMARK 290 6555 X+1/2,-Y+1/2,-Z REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 0.000000 -1.000000 0.000000 55.02000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 55.02000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 55.02000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 55.02000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 55.02000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 55.02000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 55.02000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 55.02000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 0.00000 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 0.00000 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 3 CHAIN(S). SEE REMARK 350 FOR REMARK 300 INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S). REMARK 300 THE POLYPEPTIDE CHAIN CONTAINS THREE (3) COPIES OF THE REMARK 300 TRAP PROTEIN LINKED IN TANDEM, WHICH ARRANGE THEMSELVES REMARK 300 TO MAKE A 12-MER RING IN SOLUTION. THIS RING IS ALIGNED REMARK 300 WITH THE CRYSTALLOGRAPHIC FOUR-FOLD AXIS, WITH ONLY REMARK 300 THREE COPIES OF TRAP PRESENT IN THE ASYMMETRIC UNIT. REMARK 300 THE LINKER PEPTIDES ARE NOT VISIBLE IN THE ELECTRON REMARK 300 DENSITY. 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: DODECAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DODECAMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 24490 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 30230 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -94.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, 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 BIOMT1 2 -1.000000 0.000000 0.000000 110.04000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 220.08000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 0.000000 -1.000000 0.000000 165.06000 REMARK 350 BIOMT2 3 1.000000 0.000000 0.000000 55.02000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 -55.02000 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 165.06000 REMARK 350 BIOMT3 4 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 TYR A 4 REMARK 465 THR A 5 REMARK 465 ASN A 6 REMARK 465 ILE A 70 REMARK 465 GLU A 71 REMARK 465 SER A 72 REMARK 465 GLU A 73 REMARK 465 GLY A 74 REMARK 465 LYS A 75 REMARK 465 LYS A 76 REMARK 465 ALA A 77 REMARK 465 ALA A 78 REMARK 465 ALA A 79 REMARK 465 MET A 80 REMARK 465 TYR B 4 REMARK 465 THR B 5 REMARK 465 ASN B 6 REMARK 465 GLU B 73 REMARK 465 GLY B 74 REMARK 465 LYS B 75 REMARK 465 LYS B 76 REMARK 465 ALA B 77 REMARK 465 ALA B 78 REMARK 465 ALA B 79 REMARK 465 MET B 80 REMARK 465 TYR C 4 REMARK 465 THR C 5 REMARK 465 ASN C 6 REMARK 465 GLU C 73 REMARK 465 GLY C 74 REMARK 465 LYS C 75 REMARK 465 LYS C 76 REMARK 465 ALA C 77 REMARK 465 ALA C 78 REMARK 465 ALA C 79 REMARK 465 MET C 80 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRP A 100 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRP B 1100 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRP B 2100 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2EXT RELATED DB: PDB REMARK 900 FUSION OF FOUR TRAP MONOMERS DBREF 2EXS A 4 76 UNP Q9X6J6 MTRB_BACST 2 74 DBREF 2EXS B 4 76 UNP Q9X6J6 MTRB_BACST 2 74 DBREF 2EXS C 4 76 UNP Q9X6J6 MTRB_BACST 2 74 SEQADV 2EXS MSE A 66 UNP Q9X6J6 ARG 64 CONFLICT SEQADV 2EXS ALA A 77 UNP Q9X6J6 LINKER SEQADV 2EXS ALA A 78 UNP Q9X6J6 LINKER SEQADV 2EXS ALA A 79 UNP Q9X6J6 LINKER SEQADV 2EXS MET A 80 UNP Q9X6J6 LINKER SEQADV 2EXS MSE B 66 UNP Q9X6J6 ARG 64 CONFLICT SEQADV 2EXS ALA B 77 UNP Q9X6J6 LINKER SEQADV 2EXS ALA B 78 UNP Q9X6J6 LINKER SEQADV 2EXS ALA B 79 UNP Q9X6J6 LINKER SEQADV 2EXS MET B 80 UNP Q9X6J6 LINKER SEQADV 2EXS MSE C 66 UNP Q9X6J6 ARG 64 CONFLICT SEQRES 1 A 77 TYR THR ASN SER ASP PHE VAL VAL ILE LYS ALA LEU GLU SEQRES 2 A 77 ASP GLY VAL ASN VAL ILE GLY LEU THR ARG GLY ALA ASP SEQRES 3 A 77 THR ARG PHE HIS HIS SER GLU LYS LEU ASP LYS GLY GLU SEQRES 4 A 77 VAL LEU ILE ALA GLN PHE THR GLU HIS THR SER ALA ILE SEQRES 5 A 77 LYS VAL ARG GLY LYS ALA TYR ILE GLN THR MSE HIS GLY SEQRES 6 A 77 VAL ILE GLU SER GLU GLY LYS LYS ALA ALA ALA MET SEQRES 1 B 77 TYR THR ASN SER ASP PHE VAL VAL ILE LYS ALA LEU GLU SEQRES 2 B 77 ASP GLY VAL ASN VAL ILE GLY LEU THR ARG GLY ALA ASP SEQRES 3 B 77 THR ARG PHE HIS HIS SER GLU LYS LEU ASP LYS GLY GLU SEQRES 4 B 77 VAL LEU ILE ALA GLN PHE THR GLU HIS THR SER ALA ILE SEQRES 5 B 77 LYS VAL ARG GLY LYS ALA TYR ILE GLN THR MSE HIS GLY SEQRES 6 B 77 VAL ILE GLU SER GLU GLY LYS LYS ALA ALA ALA MET SEQRES 1 C 77 TYR THR ASN SER ASP PHE VAL VAL ILE LYS ALA LEU GLU SEQRES 2 C 77 ASP GLY VAL ASN VAL ILE GLY LEU THR ARG GLY ALA ASP SEQRES 3 C 77 THR ARG PHE HIS HIS SER GLU LYS LEU ASP LYS GLY GLU SEQRES 4 C 77 VAL LEU ILE ALA GLN PHE THR GLU HIS THR SER ALA ILE SEQRES 5 C 77 LYS VAL ARG GLY LYS ALA TYR ILE GLN THR MSE HIS GLY SEQRES 6 C 77 VAL ILE GLU SER GLU GLY LYS LYS ALA ALA ALA MET MODRES 2EXS MSE A 66 MET SELENOMETHIONINE MODRES 2EXS MSE B 66 MET SELENOMETHIONINE MODRES 2EXS MSE C 66 MET SELENOMETHIONINE HET MSE A 66 8 HET MSE B 66 8 HET MSE C 66 8 HET TRP A 100 15 HET TRP B1100 15 HET TRP B2100 15 HETNAM MSE SELENOMETHIONINE HETNAM TRP TRYPTOPHAN FORMUL 1 MSE 3(C5 H11 N O2 SE) FORMUL 4 TRP 3(C11 H12 N2 O2) FORMUL 6 HOH *39(H2 O) SHEET 1 A 3 VAL A 43 GLN A 47 0 SHEET 2 A 3 PHE A 9 ALA A 14 -1 N ILE A 12 O LEU A 44 SHEET 3 A 3 ALA A 61 GLN A 64 -1 O TYR A 62 N LYS A 13 SHEET 1 B 7 PHE A 32 LEU A 38 0 SHEET 2 B 7 VAL A 19 THR A 25 -1 N VAL A 21 O GLU A 36 SHEET 3 B 7 THR A 52 ARG A 58 -1 O LYS A 56 N ILE A 22 SHEET 4 B 7 VAL B 43 GLN B 47 -1 O ILE B 45 N ILE A 55 SHEET 5 B 7 PHE B 9 ALA B 14 -1 N ILE B 12 O LEU B 44 SHEET 6 B 7 ALA B 61 THR B 65 -1 O TYR B 62 N LYS B 13 SHEET 7 B 7 GLY B 68 GLU B 71 -1 O ILE B 70 N ILE B 63 SHEET 1 C 7 PHE B 32 LEU B 38 0 SHEET 2 C 7 VAL B 19 THR B 25 -1 N VAL B 21 O GLU B 36 SHEET 3 C 7 THR B 52 ARG B 58 -1 O LYS B 56 N ILE B 22 SHEET 4 C 7 VAL C 43 GLN C 47 -1 O ILE C 45 N ILE B 55 SHEET 5 C 7 PHE C 9 ALA C 14 -1 N ILE C 12 O LEU C 44 SHEET 6 C 7 ALA C 61 THR C 65 -1 O TYR C 62 N LYS C 13 SHEET 7 C 7 GLY C 68 SER C 72 -1 O GLY C 68 N THR C 65 SHEET 1 D 3 PHE C 32 LEU C 38 0 SHEET 2 D 3 VAL C 19 THR C 25 -1 N VAL C 19 O LEU C 38 SHEET 3 D 3 THR C 52 ARG C 58 -1 O LYS C 56 N ILE C 22 LINK C THR A 65 N MSE A 66 1555 1555 1.33 LINK C MSE A 66 N HIS A 67 1555 1555 1.34 LINK C THR B 65 N MSE B 66 1555 1555 1.32 LINK C MSE B 66 N HIS B 67 1555 1555 1.33 LINK C THR C 65 N MSE C 66 1555 1555 1.33 LINK C MSE C 66 N HIS C 67 1555 1555 1.33 SITE 1 AC1 11 GLY A 23 ALA A 46 GLN A 47 THR A 49 SITE 2 AC1 11 THR A 52 THR C 25 ARG C 26 GLY C 27 SITE 3 AC1 11 ASP C 29 THR C 30 SER C 53 SITE 1 AC2 11 THR A 25 ARG A 26 GLY A 27 ASP A 29 SITE 2 AC2 11 THR A 30 SER A 53 GLY B 23 GLN B 47 SITE 3 AC2 11 THR B 49 THR B 52 HOH B2103 SITE 1 AC3 11 THR B 25 ARG B 26 GLY B 27 ASP B 29 SITE 2 AC3 11 THR B 30 SER B 53 GLY C 23 GLN C 47 SITE 3 AC3 11 THR C 49 THR C 52 HOH C 81 CRYST1 110.040 110.040 36.840 90.00 90.00 90.00 P 4 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 0.009088 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009088 0.000000 0.00000 SCALE3 0.000000 0.000000 0.027143 0.00000