HEADER HYDROLASE ACTIVATOR 09-JUL-06 2IXM TITLE STRUCTURE OF HUMAN PTPA COMPND MOL_ID: 1; COMPND 2 MOLECULE: SERINE/THREONINE-PROTEIN PHOSPHATASE 2A REGULATORY SUBUNIT COMPND 3 B'; COMPND 4 CHAIN: A; COMPND 5 FRAGMENT: RESIDUES 20-322; COMPND 6 SYNONYM: PROTEIN PHOSPHATASE 2A ACTIVATOR, PP2A, SUBUNIT B', PR53 COMPND 7 ISOFORM, PHOSPHOTYROSYL PHOSPHATASE ACTIVATOR, PTPA; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: B834; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET-17B KEYWDS PROTEIN PHOSPHATASE 2A, 2 PTPA, PPIASE, HYDROLASE ACTIVATOR EXPDTA X-RAY DIFFRACTION AUTHOR N.LEULLIOT,G.VICENTINI,J.JORDENS,S.QUEVILLON-CHERUEL,M.SCHILTZ, AUTHOR 2 D.BARFORD,H.VAN TILBEURGH,J.GORIS REVDAT 5 15-MAY-19 2IXM 1 REMARK REVDAT 4 08-MAY-19 2IXM 1 REMARK REVDAT 3 24-FEB-09 2IXM 1 VERSN REVDAT 2 09-AUG-06 2IXM 1 JRNL REVDAT 1 11-JUL-06 2IXM 0 JRNL AUTH N.LEULLIOT,G.VICENTINI,J.JORDENS,S.QUEVILLON-CHERUEL, JRNL AUTH 2 M.SCHILTZ,D.BARFORD,H.VAN TILBEURGH,J.GORIS JRNL TITL CRYSTAL STRUCTURE OF THE PP2A PHOSPHATASE ACTIVATOR: JRNL TITL 2 IMPLICATIONS FOR ITS PP2A-SPECIFIC PPIASE ACTIVITY JRNL REF MOL.CELL V. 23 413 2006 JRNL REFN ISSN 1097-2765 JRNL PMID 16885030 JRNL DOI 10.1016/J.MOLCEL.2006.07.008 REMARK 2 REMARK 2 RESOLUTION. 1.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 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) : 1.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 56.70 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 50109 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) : 0.203 REMARK 3 R VALUE (WORKING SET) : 0.202 REMARK 3 FREE R VALUE : 0.221 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 2690 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) : 1.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.54 REMARK 3 REFLECTION IN BIN (WORKING SET) : 3626 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2170 REMARK 3 BIN FREE R VALUE SET COUNT : 194 REMARK 3 BIN FREE R VALUE : 0.2470 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2431 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 242 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 12.59 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.46000 REMARK 3 B22 (A**2) : -0.12000 REMARK 3 B33 (A**2) : 0.58000 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): 0.080 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.078 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.044 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.123 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.942 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.931 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2509 ; 0.009 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3407 ; 1.207 ; 1.950 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 303 ; 5.052 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 115 ;34.773 ;23.913 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 431 ;11.149 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 12 ;16.514 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 370 ; 0.083 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1902 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1225 ; 0.205 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1762 ; 0.306 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 171 ; 0.113 ; 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): 52 ; 0.165 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 11 ; 0.077 ; 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): 1544 ; 0.703 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2443 ; 1.120 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1106 ; 1.868 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 962 ; 2.924 ; 4.500 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 ADDED IN THE RIDING REMARK 3 POSITIONS. REMARK 4 REMARK 4 2IXM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 09-JUL-06. REMARK 100 THE DEPOSITION ID IS D_1290029331. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 09-MAY-05 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 7.00 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9686 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 311889 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.500 REMARK 200 RESOLUTION RANGE LOW (A) : 22.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 5.900 REMARK 200 R MERGE (I) : 0.09000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.58 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 5.90 REMARK 200 R MERGE FOR SHELL (I) : 0.30000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 5.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD 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 (%): 39.50 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.16 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PTPA CRYSTALS WERE GROWN USING THE REMARK 280 HANGING DROP METHOD AT 20C. 1UL OF PROTEIN (20 MG/ML) WAS MIXED REMARK 280 WITH 1 UL OF PRECIPITANT (23% TO 28% PEG 4000, 0.2 M LITHIUM REMARK 280 SULFATE, 0.1 M TRIS PH 7.0-8.5 AND 5 MM DTT) WERE EQUILIBRATED REMARK 280 AGAINST 0.5 ML OF PRECIPITANT. LARGE PLATE CRYSTALS APPEARED IN REMARK 280 2 TO 3 DAYS. FOR CRYOPROTECTION 5% MPD WAS ADDED TO THE REMARK 280 PRECIPITANT SOLUTION., PH 7.00, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 293K 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 24.12150 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 47.76700 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 35.20500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 47.76700 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 24.12150 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 35.20500 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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: PQS 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 THR A 20 REMARK 465 GLN A 21 REMARK 465 ASN A 22 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O HOH A 2202 O HOH A 2204 1.91 REMARK 500 REMARK 500 REMARK: NULL 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 PHE A 100 -136.32 -106.71 REMARK 500 PHE A 217 -54.93 -143.54 REMARK 500 CYS A 299 -68.15 -122.82 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2G62 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN PTPA REMARK 999 REMARK 999 SEQUENCE REMARK 999 RESIDUES 20 TO 322. THIS SEQUENCE CORRESPONDS TO AN ISOFORM OF REMARK 999 UNIPROT ENTRY Q15257: Q15257-2 DBREF 2IXM A 20 322 UNP Q15257 PTPA_HUMAN 20 322 SEQRES 1 A 303 THR GLN ASN PHE ILE ILE PRO LYS LYS GLU ILE HIS THR SEQRES 2 A 303 VAL PRO ASP MET GLY LYS TRP LYS ARG SER GLN ALA TYR SEQRES 3 A 303 ALA ASP TYR ILE GLY PHE ILE LEU THR LEU ASN GLU GLY SEQRES 4 A 303 VAL LYS GLY LYS LYS LEU THR PHE GLU TYR ARG VAL SER SEQRES 5 A 303 GLU ALA ILE GLU LYS LEU LEU ALA LEU LEU ASN THR LEU SEQRES 6 A 303 ASP ARG TRP ILE ASP GLU THR PRO PRO VAL ASP GLN PRO SEQRES 7 A 303 SER ARG PHE GLY ASN LYS ALA TYR ARG THR TRP TYR ALA SEQRES 8 A 303 LYS LEU ASP GLU GLU ALA GLU ASN LEU VAL ALA THR VAL SEQRES 9 A 303 VAL PRO THR HIS LEU ALA ALA ALA VAL PRO GLU VAL ALA SEQRES 10 A 303 VAL TYR LEU LYS GLU SER VAL GLY ASN SER THR ARG ILE SEQRES 11 A 303 ASP TYR GLY THR GLY HIS GLU ALA ALA PHE ALA ALA PHE SEQRES 12 A 303 LEU CYS CYS LEU CYS LYS ILE GLY VAL LEU ARG VAL ASP SEQRES 13 A 303 ASP GLN ILE ALA ILE VAL PHE LYS VAL PHE ASN ARG TYR SEQRES 14 A 303 LEU GLU VAL MET ARG LYS LEU GLN LYS THR TYR ARG MET SEQRES 15 A 303 GLU PRO ALA GLY SER GLN GLY VAL TRP GLY LEU ASP ASP SEQRES 16 A 303 PHE GLN PHE LEU PRO PHE ILE TRP GLY SER SER GLN LEU SEQRES 17 A 303 ILE ASP HIS PRO TYR LEU GLU PRO ARG HIS PHE VAL ASP SEQRES 18 A 303 GLU LYS ALA VAL ASN GLU ASN HIS LYS ASP TYR MET PHE SEQRES 19 A 303 LEU GLU CYS ILE LEU PHE ILE THR GLU MET LYS THR GLY SEQRES 20 A 303 PRO PHE ALA GLU HIS SER ASN GLN LEU TRP ASN ILE SER SEQRES 21 A 303 ALA VAL PRO SER TRP SER LYS VAL ASN GLN GLY LEU ILE SEQRES 22 A 303 ARG MET TYR LYS ALA GLU CYS LEU GLU LYS PHE PRO VAL SEQRES 23 A 303 ILE GLN HIS PHE LYS PHE GLY SER LEU LEU PRO ILE HIS SEQRES 24 A 303 PRO VAL THR SER FORMUL 2 HOH *242(H2 O) HELIX 1 1 VAL A 33 ARG A 41 1 9 HELIX 2 2 SER A 42 VAL A 59 1 18 HELIX 3 3 SER A 71 GLU A 90 1 20 HELIX 4 4 LYS A 103 THR A 122 1 20 HELIX 5 5 PRO A 125 ALA A 130 5 6 HELIX 6 6 ALA A 131 GLU A 141 1 11 HELIX 7 7 GLY A 152 ILE A 169 1 18 HELIX 8 8 ARG A 173 ASP A 175 5 3 HELIX 9 9 ASP A 176 LYS A 183 1 8 HELIX 10 10 LYS A 183 TYR A 199 1 17 HELIX 11 11 GLN A 207 GLY A 211 5 5 HELIX 12 12 PHE A 217 LEU A 227 1 11 HELIX 13 13 GLU A 234 VAL A 239 5 6 HELIX 14 14 ASP A 240 HIS A 248 1 9 HELIX 15 15 TYR A 251 LYS A 264 1 14 HELIX 16 16 PRO A 267 SER A 272 1 6 HELIX 17 17 SER A 272 SER A 279 1 8 HELIX 18 18 SER A 283 CYS A 299 1 17 HELIX 19 19 LYS A 302 GLN A 307 1 6 SHEET 1 AA 2 LYS A 27 LYS A 28 0 SHEET 2 AA 2 LYS A 310 PHE A 311 -1 O PHE A 311 N LYS A 27 SHEET 1 AB 2 ASP A 150 TYR A 151 0 SHEET 2 AB 2 GLU A 202 PRO A 203 1 O GLU A 202 N TYR A 151 CRYST1 48.243 70.410 95.534 90.00 90.00 90.00 P 21 21 21 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 0.020728 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014203 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010467 0.00000