HEADER RNA BINDING PROTEIN 24-AUG-13 4ME2 TITLE CRYSTAL STRUCTURE OF THA8 PROTEIN FROM BRACHYPODIUM DISTACHYON COMPND MOL_ID: 1; COMPND 2 MOLECULE: UNCHARACTERIZED PROTEIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BRACHYPODIUM DISTACHYON; SOURCE 3 ORGANISM_COMMON: PURPLE FALSE BROME; SOURCE 4 ORGANISM_TAXID: 15368; SOURCE 5 GENE: BRADI2G00245, BRADI2G00270, THA8; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET24A KEYWDS PENTATRICOPEPTIDE REPEAT PROTEIN, HELIX-TURN-HELIX REPEATS, RNA KEYWDS 2 BINDING PROTEIN, GROUP II INTRON RNA BINDING, CHLOROPLAST EXPDTA X-RAY DIFFRACTION AUTHOR J.KE,R.Z.CHEN,T.BAN,J.S.BRUNZELLE,X.GU,K.MELCHER,H.E.XU REVDAT 4 28-FEB-24 4ME2 1 REMARK REVDAT 3 18-DEC-13 4ME2 1 JRNL REVDAT 2 27-NOV-13 4ME2 1 JRNL REVDAT 1 30-OCT-13 4ME2 0 JRNL AUTH J.KE,R.Z.CHEN,T.BAN,X.E.ZHOU,X.GU,M.H.TAN,C.CHEN,Y.KANG, JRNL AUTH 2 J.S.BRUNZELLE,J.K.ZHU,K.MELCHER,H.E.XU JRNL TITL STRUCTURAL BASIS FOR RNA RECOGNITION BY A DIMERIC JRNL TITL 2 PPR-PROTEIN COMPLEX. JRNL REF NAT.STRUCT.MOL.BIOL. V. 20 1377 2013 JRNL REFN ISSN 1545-9993 JRNL PMID 24186060 JRNL DOI 10.1038/NSMB.2710 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.6.0117 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 23941 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) : 0.214 REMARK 3 R VALUE (WORKING SET) : 0.212 REMARK 3 FREE R VALUE : 0.244 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1286 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) : 1.60 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.64 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1701 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 BIN R VALUE (WORKING SET) : 0.2850 REMARK 3 BIN FREE R VALUE SET COUNT : 86 REMARK 3 BIN FREE R VALUE : 0.3340 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1468 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 179 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.63000 REMARK 3 B22 (A**2) : 0.63000 REMARK 3 B33 (A**2) : -0.94000 REMARK 3 B12 (A**2) : 0.31000 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): 0.106 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.104 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.080 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.286 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.960 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.952 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1496 ; 0.006 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2030 ; 1.038 ; 1.954 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 193 ; 4.303 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 66 ;33.730 ;22.273 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 237 ;16.135 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 17 ;19.388 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 224 ; 0.064 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1149 ; 0.004 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL 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 : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN USED IF PRESENT IN REMARK 3 THE INPUT REMARK 4 REMARK 4 4ME2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-SEP-13. REMARK 100 THE DEPOSITION ID IS D_1000081793. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 31-MAY-13 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 : 21-ID-G REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97856 REMARK 200 MONOCHROMATOR : NI FILTER REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 25258 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 11.30 REMARK 200 R MERGE (I) : 0.04200 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 30.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.69 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 11.30 REMARK 200 R MERGE FOR SHELL (I) : 0.88300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: SHELX REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 29.52 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.75 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 18% PEG 1500, 0.1 M HEPES, PH 7.5, 0.2 REMARK 280 M L-PROLINE, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/6 REMARK 290 6555 X-Y,X,Z+5/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 41.24133 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 20.62067 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 30.93100 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 10.31033 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 51.55167 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 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 MET A 1 REMARK 465 ALA A 2 REMARK 465 SER A 3 REMARK 465 LEU A 4 REMARK 465 LEU A 5 REMARK 465 PHE A 6 REMARK 465 LEU A 7 REMARK 465 PRO A 8 REMARK 465 HIS A 9 REMARK 465 THR A 10 REMARK 465 THR A 11 REMARK 465 PRO A 12 REMARK 465 ALA A 13 REMARK 465 PRO A 14 REMARK 465 THR A 15 REMARK 465 LEU A 16 REMARK 465 ARG A 17 REMARK 465 ALA A 18 REMARK 465 LYS A 19 REMARK 465 LEU A 20 REMARK 465 LEU A 21 REMARK 465 PRO A 22 REMARK 465 GLY A 23 REMARK 465 PRO A 24 REMARK 465 ARG A 25 REMARK 465 THR A 26 REMARK 465 ILE A 27 REMARK 465 ILE A 28 REMARK 465 THR A 29 REMARK 465 CYS A 30 REMARK 465 GLY A 31 REMARK 465 PRO A 32 REMARK 465 ARG A 33 REMARK 465 ASP A 34 REMARK 465 ASN A 35 REMARK 465 ARG A 36 REMARK 465 GLY A 37 REMARK 465 PRO A 38 REMARK 465 LEU A 39 REMARK 465 GLN A 40 REMARK 465 ARG A 41 REMARK 465 GLY A 42 REMARK 465 ARG A 43 REMARK 465 LEU A 238 REMARK 465 PRO A 239 REMARK 465 ASP A 240 REMARK 465 GLU A 241 REMARK 465 MET A 242 REMARK 465 ARG A 243 REMARK 465 PRO A 244 REMARK 465 ARG A 245 REMARK 465 GLU A 246 REMARK 465 LYS A 247 REMARK 465 SER A 248 REMARK 465 LYS A 249 REMARK 465 THR A 250 REMARK 465 ALA A 251 REMARK 465 VAL A 252 REMARK 465 THR A 253 REMARK 465 GLY A 254 REMARK 465 SER A 255 REMARK 465 VAL A 256 REMARK 465 VAL A 257 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 167 98.06 -67.93 REMARK 500 REMARK 500 REMARK: NULL DBREF 4ME2 A 1 257 UNP I1HB13 I1HB13_BRADI 1 257 SEQRES 1 A 257 MET ALA SER LEU LEU PHE LEU PRO HIS THR THR PRO ALA SEQRES 2 A 257 PRO THR LEU ARG ALA LYS LEU LEU PRO GLY PRO ARG THR SEQRES 3 A 257 ILE ILE THR CYS GLY PRO ARG ASP ASN ARG GLY PRO LEU SEQRES 4 A 257 GLN ARG GLY ARG SER LEU SER THR GLU ALA ILE HIS ALA SEQRES 5 A 257 VAL GLN ALA LEU LYS ARG LEU THR ALA ALA ASP ARG SER SEQRES 6 A 257 PRO PRO ALA ALA THR ALA ALA ALA SER ALA ALA LEU GLY SEQRES 7 A 257 ARG LEU LEU ARG ALA ASP LEU LEU ALA ALA MET ALA GLU SEQRES 8 A 257 LEU GLN ARG GLN GLY HIS TRP SER LEU ALA LEU ALA ALA SEQRES 9 A 257 LEU HIS VAL ALA ARG ALA GLU PRO TRP TYR ARG PRO ASP SEQRES 10 A 257 PRO GLU LEU TYR ALA THR PHE VAL SER SER SER PRO SER SEQRES 11 A 257 ASN ASP PRO ALA ALA ALA ALA ALA VAL ASP ALA LEU VAL SEQRES 12 A 257 GLU ALA PHE ILE GLU GLU LYS GLU ARG GLY ALA ALA GLY SEQRES 13 A 257 GLY SER SER GLU GLY VAL TRP VAL GLY GLU ASP VAL TYR SEQRES 14 A 257 LYS LEU THR ARG LEU VAL ARG ALA LEU VAL ALA LYS GLY SEQRES 15 A 257 ARG ALA ARG ALA ALA TRP ARG VAL TYR GLU ALA ALA VAL SEQRES 16 A 257 ARG LYS GLY GLY CYS GLU VAL ASP GLU TYR MET TYR ARG SEQRES 17 A 257 VAL MET ALA LYS GLY MET LYS ARG LEU GLY LEU ASP GLU SEQRES 18 A 257 GLU ALA ALA GLU VAL GLU ALA ASP LEU ALA ASP TRP GLU SEQRES 19 A 257 ALA ARG HIS LEU PRO ASP GLU MET ARG PRO ARG GLU LYS SEQRES 20 A 257 SER LYS THR ALA VAL THR GLY SER VAL VAL FORMUL 2 HOH *179(H2 O) HELIX 1 1 SER A 46 THR A 60 1 15 HELIX 2 2 SER A 65 GLY A 78 1 14 HELIX 3 3 LEU A 81 GLN A 95 1 15 HELIX 4 4 HIS A 97 ALA A 110 1 14 HELIX 5 5 ASP A 117 SER A 127 1 11 HELIX 6 6 ASP A 132 ARG A 152 1 21 HELIX 7 7 GLY A 153 GLY A 157 5 5 HELIX 8 8 ASP A 167 LYS A 181 1 15 HELIX 9 9 ARG A 183 VAL A 195 1 13 HELIX 10 10 ASP A 203 LEU A 217 1 15 HELIX 11 11 LEU A 219 HIS A 237 1 19 CISPEP 1 SER A 158 SER A 159 0 7.24 CRYST1 73.649 73.649 61.862 90.00 90.00 120.00 P 65 6 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 0.013578 0.007839 0.000000 0.00000 SCALE2 0.000000 0.015678 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016165 0.00000