HEADER VIRAL PROTEIN 01-MAR-12 4DZP TITLE CRYSTAL STRUCTURE OF THE TERMINASE SMALL SUBUNIT GP1 WITH R48A TITLE 2 MUTATION OF THE BACTERIAL VIRUS SF6 COMPND MOL_ID: 1; COMPND 2 MOLECULE: GENE 1 PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SHIGELLA PHAGE SF6; SOURCE 3 ORGANISM_COMMON: SHIGELLA FLEXNERI BACTERIOPHAGE VI; SOURCE 4 ORGANISM_TAXID: 10761; SOURCE 5 STRAIN: BACTERIOPHAGE SF6; SOURCE 6 GENE: GP1; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)PLYSS; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PET20B KEYWDS GP1, DNA-BINDING, R48A MUTATION, VIRAL PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR H.ZHAO,L.TANG REVDAT 3 13-SEP-23 4DZP 1 SEQADV REVDAT 2 15-NOV-17 4DZP 1 REMARK REVDAT 1 17-OCT-12 4DZP 0 JRNL AUTH H.ZHAO,Y.N.KAMAU,T.E.CHRISTENSEN,L.TANG JRNL TITL STRUCTURAL AND FUNCTIONAL STUDIES OF THE PHAGE SF6 TERMINASE JRNL TITL 2 SMALL SUBUNIT REVEAL A DNA-SPOOLING DEVICE FACILITATED BY JRNL TITL 3 STRUCTURAL PLASTICITY. JRNL REF J.MOL.BIOL. V. 423 413 2012 JRNL REFN ISSN 0022-2836 JRNL PMID 22858866 JRNL DOI 10.1016/J.JMB.2012.07.016 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE) 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) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.22 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 27592 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.211 REMARK 3 R VALUE (WORKING SET) : 0.209 REMARK 3 FREE R VALUE : 0.252 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1380 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 19.2220 - 3.8689 0.99 2792 147 0.2128 0.2932 REMARK 3 2 3.8689 - 3.0750 0.99 2671 140 0.2072 0.2353 REMARK 3 3 3.0750 - 2.6874 0.99 2631 139 0.2129 0.2392 REMARK 3 4 2.6874 - 2.4423 1.00 2612 137 0.2089 0.2095 REMARK 3 5 2.4423 - 2.2675 1.00 2609 138 0.1953 0.2188 REMARK 3 6 2.2675 - 2.1340 1.00 2589 136 0.1987 0.2548 REMARK 3 7 2.1340 - 2.0272 1.00 2587 136 0.2027 0.2166 REMARK 3 8 2.0272 - 1.9391 1.00 2584 136 0.2029 0.2759 REMARK 3 9 1.9391 - 1.8645 1.00 2586 136 0.2004 0.2124 REMARK 3 10 1.8645 - 1.8002 0.99 2551 135 0.2209 0.2465 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 : 0.37 REMARK 3 B_SOL : 46.39 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.010 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 22.720 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 26.64 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 35.88 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -4.42610 REMARK 3 B22 (A**2) : -4.42610 REMARK 3 B33 (A**2) : 8.85220 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 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 : 0.006 2005 REMARK 3 ANGLE : 0.859 2704 REMARK 3 CHIRALITY : 0.064 296 REMARK 3 PLANARITY : 0.004 353 REMARK 3 DIHEDRAL : 15.215 757 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL 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 4DZP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-MAR-12. REMARK 100 THE DEPOSITION ID IS D_1000070985. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-MAR-10 REMARK 200 TEMPERATURE (KELVIN) : 298.0 REMARK 200 PH : 6.4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL12-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9795 REMARK 200 MONOCHROMATOR : LIQUID NITROGEN-COOLED DOUBLE REMARK 200 CRYSTAL REMARK 200 OPTICS : RH COATED REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : PSI PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27623 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 19.221 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 8.380 REMARK 200 R MERGE (I) : 0.03400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 31.7100 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.85 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.9 REMARK 200 DATA REDUNDANCY IN SHELL : 8.78 REMARK 200 R MERGE FOR SHELL (I) : 0.20300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 7.780 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: PDB CODE 3HEF REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.20 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.33 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.2M NAH2PO4/0.8M K2HPO4, 0.2M LI2SO4, REMARK 280 PH 6.4, 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 44.53000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 44.53000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 44.53000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 44.53000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 44.53000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 44.53000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 44.53000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 44.53000 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 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: OCTAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: OCTAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 32280 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 44210 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -144.0 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 89.06000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 0.000000 -1.000000 0.000000 44.53000 REMARK 350 BIOMT2 3 1.000000 0.000000 0.000000 -44.53000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 44.53000 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 44.53000 REMARK 350 BIOMT3 4 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 293 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 MET A 1 REMARK 465 ALA A 2 REMARK 465 THR A 3 REMARK 465 GLU A 4 REMARK 465 PRO A 5 REMARK 465 LYS A 6 REMARK 465 ALA A 7 REMARK 465 GLY A 8 REMARK 465 ARG A 9 REMARK 465 PRO A 133 REMARK 465 MET A 134 REMARK 465 SER A 135 REMARK 465 THR A 136 REMARK 465 LEU A 137 REMARK 465 PHE A 138 REMARK 465 GLY A 139 REMARK 465 LYS A 140 REMARK 465 MET B 1 REMARK 465 ALA B 2 REMARK 465 THR B 3 REMARK 465 GLU B 4 REMARK 465 PRO B 5 REMARK 465 LYS B 6 REMARK 465 ALA B 7 REMARK 465 GLY B 8 REMARK 465 ARG B 9 REMARK 465 LYS B 140 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 GLU A 16 -43.76 75.57 REMARK 500 TRP A 49 -70.89 -45.12 REMARK 500 PRO A 84 52.81 -69.32 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3HEF RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE BACTERIOPHAGE SF6 TERMINASE SMALL SUBUNIT REMARK 900 RELATED ID: 4DYC RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE TERMINASE SMALL SUBUNIT GP1 WITH D19R REMARK 900 MUTATION OF THE BACTERIAL VIRUS SF6 REMARK 900 RELATED ID: 4DYQ RELATED DB: PDB REMARK 900 HIGH RESOLUTION CRYSTAL STRUCTURE OF TERMINASE SMALL SUBUNIT GP1 OF REMARK 900 THE BACTERIAL VIRUS SF6 REMARK 900 RELATED ID: 4DYR RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF TERMINASE SMALL SUBUNIT GP1 OF THE BACTERIAL REMARK 900 VIRUS SF6 WITH CAPS PH10.5 BUFFER REMARK 900 RELATED ID: 4DZJ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE TERMINASE SMALL SUBUNIT GP1 WITH K59E REMARK 900 MUTATION OF THE BACTERIAL VIRUS SF6 DBREF 4DZP A 1 140 UNP Q716H4 Q716H4_BPSFV 1 140 DBREF 4DZP B 1 140 UNP Q716H4 Q716H4_BPSFV 1 140 SEQADV 4DZP ALA A 48 UNP Q716H4 ARG 48 ENGINEERED MUTATION SEQADV 4DZP ALA B 48 UNP Q716H4 ARG 48 ENGINEERED MUTATION SEQRES 1 A 140 MET ALA THR GLU PRO LYS ALA GLY ARG PRO SER ASP TYR SEQRES 2 A 140 MET PRO GLU VAL ALA ASP ASP ILE CYS SER LEU LEU SER SEQRES 3 A 140 SER GLY GLU SER LEU LEU LYS VAL CYS LYS ARG PRO GLY SEQRES 4 A 140 MET PRO ASP LYS SER THR VAL PHE ALA TRP LEU ALA LYS SEQRES 5 A 140 HIS GLU ASP PHE ARG ASP LYS TYR ALA LYS ALA THR GLU SEQRES 6 A 140 ALA ARG ALA ASP SER ILE PHE GLU GLU ILE PHE GLU ILE SEQRES 7 A 140 ALA ASP ASN ALA ILE PRO ASP ALA ALA GLU VAL ALA LYS SEQRES 8 A 140 ALA ARG LEU ARG VAL ASP THR ARG LYS TRP ALA LEU ALA SEQRES 9 A 140 ARG MET ASN PRO ARG LYS TYR GLY ASP LYS VAL THR ASN SEQRES 10 A 140 GLU LEU VAL GLY LYS ASP GLY GLY ALA ILE GLN ILE GLU SEQRES 11 A 140 THR SER PRO MET SER THR LEU PHE GLY LYS SEQRES 1 B 140 MET ALA THR GLU PRO LYS ALA GLY ARG PRO SER ASP TYR SEQRES 2 B 140 MET PRO GLU VAL ALA ASP ASP ILE CYS SER LEU LEU SER SEQRES 3 B 140 SER GLY GLU SER LEU LEU LYS VAL CYS LYS ARG PRO GLY SEQRES 4 B 140 MET PRO ASP LYS SER THR VAL PHE ALA TRP LEU ALA LYS SEQRES 5 B 140 HIS GLU ASP PHE ARG ASP LYS TYR ALA LYS ALA THR GLU SEQRES 6 B 140 ALA ARG ALA ASP SER ILE PHE GLU GLU ILE PHE GLU ILE SEQRES 7 B 140 ALA ASP ASN ALA ILE PRO ASP ALA ALA GLU VAL ALA LYS SEQRES 8 B 140 ALA ARG LEU ARG VAL ASP THR ARG LYS TRP ALA LEU ALA SEQRES 9 B 140 ARG MET ASN PRO ARG LYS TYR GLY ASP LYS VAL THR ASN SEQRES 10 B 140 GLU LEU VAL GLY LYS ASP GLY GLY ALA ILE GLN ILE GLU SEQRES 11 B 140 THR SER PRO MET SER THR LEU PHE GLY LYS FORMUL 3 HOH *213(H2 O) HELIX 1 1 GLU A 16 SER A 27 1 12 HELIX 2 2 SER A 30 LYS A 36 1 7 HELIX 3 3 ASP A 42 HIS A 53 1 12 HELIX 4 4 HIS A 53 ASN A 81 1 29 HELIX 5 5 ASP A 85 ASN A 107 1 23 HELIX 6 6 ASN A 107 GLY A 112 1 6 HELIX 7 7 GLY A 121 GLY A 125 5 5 HELIX 8 8 MET B 14 SER B 27 1 14 HELIX 9 9 SER B 30 CYS B 35 1 6 HELIX 10 10 ASP B 42 HIS B 53 1 12 HELIX 11 11 HIS B 53 ASN B 81 1 29 HELIX 12 12 ASP B 85 ASN B 107 1 23 HELIX 13 13 ASN B 107 GLY B 112 1 6 HELIX 14 14 GLY B 121 GLY B 125 5 5 SHEET 1 A 2 VAL A 115 VAL A 120 0 SHEET 2 A 2 ASP B 113 GLU B 118 1 O VAL B 115 N GLU A 118 SHEET 1 B 2 ILE A 129 THR A 131 0 SHEET 2 B 2 ILE B 127 ILE B 129 1 O ILE B 127 N GLU A 130 CRYST1 89.060 89.060 72.800 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 0.011228 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011228 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013736 0.00000