HEADER DNA BINDING PROTEIN 21-DEC-15 5FGP TITLE CRYSTAL STRUCTURE OF D. MELANOGASTER PUR-ALPHA REPEAT I-II IN COMPLEX TITLE 2 WITH DNA. COMPND MOL_ID: 1; COMPND 2 MOLECULE: CG1507-PB, ISOFORM B; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PURINE-RICH BINDING PROTEIN-ALPHA,ISOFORM F,PUR-ALPHA REPEAT COMPND 5 I-II; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: DNA; COMPND 9 CHAIN: B; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: DROSOPHILA MELANOGASTER; SOURCE 3 ORGANISM_COMMON: FRUIT FLY; SOURCE 4 ORGANISM_TAXID: 7227; SOURCE 5 GENE: PUR-ALPHA, CG1507, DMEL_CG1507; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 SYNTHETIC: YES; SOURCE 10 ORGANISM_SCIENTIFIC: DROSOPHILA MELANOGASTER; SOURCE 11 ORGANISM_TAXID: 7227 KEYWDS DNA-PROTEIN INTERACTION, RNA-PROTEIN INTERACTION, DNA UNWINDING, KEYWDS 2 FXTAS, ALS, FTLD, 5Q31.3 MICRODELETION SYNDROME, NEURODEGENERATION, KEYWDS 3 DNA BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR J.WEBER,R.JANOWSKI,D.NIESSING REVDAT 4 13-NOV-24 5FGP 1 REMARK REVDAT 3 10-JAN-24 5FGP 1 REMARK REVDAT 2 06-FEB-19 5FGP 1 COMPND REMARK SEQRES REVDAT 1 20-JAN-16 5FGP 0 JRNL AUTH J.WEBER,H.BAO,C.HARTLMULLER,Z.WANG,A.WINDHAGER,R.JANOWSKI, JRNL AUTH 2 T.MADL,P.JIN,D.NIESSING JRNL TITL STRUCTURAL BASIS OF NUCLEIC-ACID RECOGNITION AND JRNL TITL 2 DOUBLE-STRAND UNWINDING BY THE ESSENTIAL NEURONAL PROTEIN JRNL TITL 3 PUR-ALPHA. JRNL REF ELIFE V. 5 2016 JRNL REFN ESSN 2050-084X JRNL PMID 26744780 JRNL DOI 10.7554/ELIFE.11297 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX DEV_1760 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 41.93 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 3 NUMBER OF REFLECTIONS : 11349 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.166 REMARK 3 R VALUE (WORKING SET) : 0.163 REMARK 3 FREE R VALUE : 0.215 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.080 REMARK 3 FREE R VALUE TEST SET COUNT : 577 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 10.0000 - 3.1746 1.00 2817 165 0.1448 0.1821 REMARK 3 2 3.1746 - 2.5198 1.00 2693 137 0.1726 0.2478 REMARK 3 3 2.5198 - 2.2013 1.00 2667 151 0.1740 0.2572 REMARK 3 4 2.2013 - 2.0001 0.98 2595 124 0.1977 0.2449 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) : 0.220 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 21.680 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 : 0.008 1402 REMARK 3 ANGLE : 1.250 1929 REMARK 3 CHIRALITY : 0.044 208 REMARK 3 PLANARITY : 0.006 228 REMARK 3 DIHEDRAL : 17.373 565 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 2 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: (CHAIN A AND RESSEQ 40:183) REMARK 3 ORIGIN FOR THE GROUP (A): -18.6455 1.8895 -10.6578 REMARK 3 T TENSOR REMARK 3 T11: 0.0705 T22: 0.0687 REMARK 3 T33: 0.0570 T12: -0.0004 REMARK 3 T13: 0.0007 T23: -0.0018 REMARK 3 L TENSOR REMARK 3 L11: 0.2563 L22: 0.6105 REMARK 3 L33: 0.5360 L12: -0.0290 REMARK 3 L13: -0.1372 L23: 0.0583 REMARK 3 S TENSOR REMARK 3 S11: 0.0338 S12: 0.0147 S13: 0.0372 REMARK 3 S21: -0.0314 S22: -0.0164 S23: 0.0106 REMARK 3 S31: -0.0267 S32: -0.0323 S33: 0.0859 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: (CHAIN B AND RESSEQ 1:7) REMARK 3 ORIGIN FOR THE GROUP (A): -11.5147 0.3403 3.6207 REMARK 3 T TENSOR REMARK 3 T11: 0.1072 T22: 0.1105 REMARK 3 T33: 0.2335 T12: -0.0083 REMARK 3 T13: 0.0136 T23: 0.0136 REMARK 3 L TENSOR REMARK 3 L11: -0.0168 L22: 0.0114 REMARK 3 L33: -0.0046 L12: 0.0001 REMARK 3 L13: -0.0401 L23: 0.0024 REMARK 3 S TENSOR REMARK 3 S11: 0.0055 S12: 0.0834 S13: -0.2120 REMARK 3 S21: 0.2328 S22: -0.1663 S23: -0.0539 REMARK 3 S31: -0.0784 S32: 0.0829 S33: -0.0117 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 5FGP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 21-DEC-15. REMARK 100 THE DEPOSITION ID IS D_1000216565. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-MAY-11 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID23-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.8726 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11349 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 200 DATA REDUNDANCY : 13.10 REMARK 200 R MERGE (I) : 0.12500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 18.8500 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) : 2.05 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.3 REMARK 200 DATA REDUNDANCY IN SHELL : 7.60 REMARK 200 R MERGE FOR SHELL (I) : 0.79300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.610 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: 3K44 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.87 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.23 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 50 MM MES PH 5.2, 500 MM (NH4)2SO4, 1 REMARK 280 MM TCEP AND 16 % PEG400, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 294K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 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 -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 40.97000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 20.09500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 40.97000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 20.09500 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1300 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9880 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -12.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 HOH A 342 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 35 REMARK 465 PRO A 36 REMARK 465 LEU A 37 REMARK 465 GLY A 38 REMARK 465 SER A 39 REMARK 465 ALA A 184 REMARK 465 ASN A 185 REMARK 465 ASP A 186 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 DG B 4 O4' - C1' - N9 ANGL. DEV. = 2.3 DEGREES 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 GLN A 52 -124.47 49.91 REMARK 500 ASN A 63 -169.08 -125.45 REMARK 500 ASP A 113 -157.88 -92.66 REMARK 500 ASP A 118 -89.99 -85.49 REMARK 500 ASP A 129 -112.08 58.53 REMARK 500 ILE A 152 -60.21 -124.68 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 CL A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 101 DBREF 5FGP A 40 186 UNP Q9V4D9 Q9V4D9_DROME 40 186 DBREF 5FGP B 1 7 PDB 5FGP 5FGP 1 7 SEQADV 5FGP GLY A 35 UNP Q9V4D9 EXPRESSION TAG SEQADV 5FGP PRO A 36 UNP Q9V4D9 EXPRESSION TAG SEQADV 5FGP LEU A 37 UNP Q9V4D9 EXPRESSION TAG SEQADV 5FGP GLY A 38 UNP Q9V4D9 EXPRESSION TAG SEQADV 5FGP SER A 39 UNP Q9V4D9 EXPRESSION TAG SEQRES 1 A 152 GLY PRO LEU GLY SER VAL GLU GLN GLU LEU ALA THR LYS SEQRES 2 A 152 MSE LEU GLN ILE GLN SER LYS ARG PHE TYR LEU ASP VAL SEQRES 3 A 152 LYS GLN ASN ARG ARG GLY ARG PHE ILE LYS VAL ALA GLU SEQRES 4 A 152 ILE GLY ALA ASP GLY ARG ARG SER GLN ILE TYR LEU ALA SEQRES 5 A 152 LEU SER THR ALA ALA GLU PHE ARG ASP HIS LEU SER SER SEQRES 6 A 152 PHE SER ASP TYR TYR ALA SER LEU GLY PRO PRO ASN THR SEQRES 7 A 152 ASP ASN LEU PRO GLU ASP GLY LYS LEU LYS SER GLU MSE SEQRES 8 A 152 MSE ILE LYS ASP TYR ARG ARG TYR TYR LEU ASP LEU LYS SEQRES 9 A 152 GLU ASN ALA ARG GLY ARG PHE LEU ARG VAL SER GLN THR SEQRES 10 A 152 ILE THR ARG GLY GLY PRO ARG SER GLN ILE ALA LEU PRO SEQRES 11 A 152 ALA GLN GLY MSE ILE GLU PHE ARG ASP ALA LEU THR ASP SEQRES 12 A 152 LEU LEU GLU GLU PHE GLY ALA ASN ASP SEQRES 1 B 7 DG DC DG DG DC DG DG MODRES 5FGP MSE A 48 MET MODIFIED RESIDUE MODRES 5FGP MSE A 125 MET MODIFIED RESIDUE MODRES 5FGP MSE A 126 MET MODIFIED RESIDUE MODRES 5FGP MSE A 168 MET MODIFIED RESIDUE HET MSE A 48 8 HET MSE A 125 8 HET MSE A 126 8 HET MSE A 168 8 HET CL A 201 1 HET SO4 B 101 5 HETNAM MSE SELENOMETHIONINE HETNAM CL CHLORIDE ION HETNAM SO4 SULFATE ION FORMUL 1 MSE 4(C5 H11 N O2 SE) FORMUL 3 CL CL 1- FORMUL 4 SO4 O4 S 2- FORMUL 5 HOH *126(H2 O) HELIX 1 AA1 LEU A 87 SER A 106 1 20 HELIX 2 AA2 GLY A 167 PHE A 182 1 16 SHEET 1 AA1 4 GLN A 42 ILE A 51 0 SHEET 2 AA1 4 LYS A 54 GLN A 62 -1 O LEU A 58 N LYS A 47 SHEET 3 AA1 4 ARG A 67 ILE A 74 -1 O ILE A 74 N ARG A 55 SHEET 4 AA1 4 ARG A 80 ALA A 86 -1 O SER A 81 N GLU A 73 SHEET 1 AA2 4 LYS A 122 LYS A 128 0 SHEET 2 AA2 4 ARG A 131 ASN A 140 -1 O LEU A 135 N GLU A 124 SHEET 3 AA2 4 GLY A 143 THR A 151 -1 O ARG A 147 N ASP A 136 SHEET 4 AA2 4 SER A 159 PRO A 164 -1 O SER A 159 N GLN A 150 LINK C LYS A 47 N MSE A 48 1555 1555 1.33 LINK C MSE A 48 N LEU A 49 1555 1555 1.33 LINK C GLU A 124 N MSE A 125 1555 1555 1.33 LINK C MSE A 125 N MSE A 126 1555 1555 1.33 LINK C MSE A 126 N ILE A 127 1555 1555 1.32 LINK C GLY A 167 N MSE A 168 1555 1555 1.33 LINK C MSE A 168 N ILE A 169 1555 1555 1.33 SITE 1 AC1 3 SER A 88 LYS A 128 HOH A 402 SITE 1 AC2 5 TYR A 104 ARG A 144 GLN A 166 DG B 1 SITE 2 AC2 5 HOH B 203 CRYST1 81.940 40.190 48.810 90.00 90.00 90.00 P 21 21 2 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 0.012204 0.000000 0.000000 0.00000 SCALE2 0.000000 0.024882 0.000000 0.00000 SCALE3 0.000000 0.000000 0.020488 0.00000