HEADER LYASE 24-JUL-13 4LTV TITLE CRYSTAL STRUCTURE OF EPI-ISOZIZAENE SYNTHASE FROM STREPTOMYCES TITLE 2 COELICOLOR A3(2) COMPND MOL_ID: 1; COMPND 2 MOLECULE: EPI-ISOZIZAENE SYNTHASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: EIZS, SESQUITERPENE CYCLASE, SESQUITERPENE SYNTHASE; COMPND 5 EC: 4.2.3.37; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES COELICOLOR; SOURCE 3 ORGANISM_TAXID: 100226; SOURCE 4 STRAIN: A3(2); SOURCE 5 GENE: CYC1, SCO5222, SC7E4.19; 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: PET28A(+) KEYWDS LYASE, CLASS I TERPENE CYCLASE EXPDTA X-RAY DIFFRACTION AUTHOR R.LI,W.CHOU,J.A.HIMMELBERGER,K.LITWIN,G.HARRIS,D.E.CANE, AUTHOR 2 D.W.CHRISTIANSON REVDAT 3 20-SEP-23 4LTV 1 REMARK SEQADV REVDAT 2 19-MAR-14 4LTV 1 JRNL REVDAT 1 18-DEC-13 4LTV 0 JRNL AUTH R.LI,W.K.CHOU,J.A.HIMMELBERGER,K.M.LITWIN,G.G.HARRIS, JRNL AUTH 2 D.E.CANE,D.W.CHRISTIANSON JRNL TITL REPROGRAMMING THE CHEMODIVERSITY OF TERPENOID CYCLIZATION BY JRNL TITL 2 REMOLDING THE ACTIVE SITE CONTOUR OF EPI-ISOZIZAENE JRNL TITL 3 SYNTHASE. JRNL REF BIOCHEMISTRY V. 53 1155 2014 JRNL REFN ISSN 0006-2960 JRNL PMID 24517311 JRNL DOI 10.1021/BI401643U REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.5_2) 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) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 41.07 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.070 REMARK 3 COMPLETENESS FOR RANGE (%) : 89.5 REMARK 3 NUMBER OF REFLECTIONS : 12942 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.197 REMARK 3 R VALUE (WORKING SET) : 0.191 REMARK 3 FREE R VALUE : 0.250 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.010 REMARK 3 FREE R VALUE TEST SET COUNT : 1295 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 41.0745 - 4.9966 0.91 1366 153 0.1813 0.2094 REMARK 3 2 4.9966 - 3.9670 0.93 1357 148 0.1668 0.2227 REMARK 3 3 3.9670 - 3.4658 0.94 1371 153 0.1795 0.2445 REMARK 3 4 3.4658 - 3.1491 0.95 1371 154 0.1965 0.2471 REMARK 3 5 3.1491 - 2.9234 0.91 1285 145 0.2009 0.3123 REMARK 3 6 2.9234 - 2.7511 0.90 1293 146 0.2244 0.3065 REMARK 3 7 2.7511 - 2.6134 0.86 1236 135 0.2283 0.3093 REMARK 3 8 2.6134 - 2.4996 0.84 1224 134 0.2165 0.2898 REMARK 3 9 2.4996 - 2.4034 0.80 1144 127 0.2179 0.2619 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 : 0.36 REMARK 3 B_SOL : 61.23 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.320 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 26.500 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) : 19.52720 REMARK 3 B22 (A**2) : -8.62930 REMARK 3 B33 (A**2) : -10.89780 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 1.43460 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 : 0.004 2663 REMARK 3 ANGLE : 0.754 3626 REMARK 3 CHIRALITY : 0.051 379 REMARK 3 PLANARITY : 0.003 468 REMARK 3 DIHEDRAL : 16.664 938 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 4LTV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-AUG-13. REMARK 100 THE DEPOSITION ID IS D_1000081079. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 31-JAN-12 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X29A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.075 REMARK 200 MONOCHROMATOR : DOUBLE SILICON (111) CRYSTAL REMARK 200 MONOCHROMATOR WITH CRYOGENICALLY- REMARK 200 COOLED FIRST CRYSTAL AND REMARK 200 SAGITTALLY-BENT SECOND CRYSTAL REMARK 200 HORIZONTALLY-FOCUSING AT 3.3:1 REMARK 200 DEMAGNIFICATION. REMARK 200 OPTICS : MONOCHROMATOR: DOUBLE SILICON REMARK 200 (111) CRYSTAL MONOCHROMATOR WITH REMARK 200 CRYOGENICALLY-COOLED FIRST REMARK 200 CRYSTAL AND SAGITTALLY-BENT REMARK 200 SECOND CRYSTAL HORIZONTALLY- REMARK 200 FOCUSING AT 3.3:1 REMARK 200 DEMAGNIFICATION. MIRROR: REMARK 200 MERIDIONALLY-BENT FUSED SILICA REMARK 200 MIRROR WITH PALLADIUM AND REMARK 200 UNCOATED STRIPES VERTICALLY- REMARK 200 FOCUSING AT 6.6:1 REMARK 200 DEMAGNIFICATION. 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 : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13825 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.8 REMARK 200 DATA REDUNDANCY : 3.100 REMARK 200 R MERGE (I) : 0.09100 REMARK 200 R SYM (I) : 0.09100 REMARK 200 FOR THE DATA SET : 11.9120 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.49 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.5 REMARK 200 DATA REDUNDANCY IN SHELL : 2.90 REMARK 200 R MERGE FOR SHELL (I) : 0.33500 REMARK 200 R SYM FOR SHELL (I) : 0.33500 REMARK 200 FOR SHELL : 2.423 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: PDBID: 3KB9 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.76 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.11 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 4 UL DROP OF PROTEIN SOLUTION [8-10 REMARK 280 MG/ML EIZS, 20 MM TRIS-HCL (PH 7.5), 300 MM NACL, 10 MM MGCL2, REMARK 280 10% GLYCEROL, 2 MM TCEP, 2 MM SODIUM PYROPHOSPHATE, AND 2 MM REMARK 280 BENZYLTRIETHYLAMMONIUM CHLORIDE] WAS ADDED TO 4 UL OF REMARK 280 PRECIPITANT SOLUTION [100 MM BIS-TRIS (PH 5.5), 25-28% REMARK 280 POLYETHYLENE GLYCOL 3350, AND 0.2M(NH4)2SO4] AND EQUILIBRATED REMARK 280 AGAINST A 1 ML WELL RESERVOIR OF PRECIPITANT SOLUTION. CRYSTALS REMARK 280 APPEARED WITHIN 2-3 DAYS. THEN THE CRYSTALS WERE SOAKED IN A REMARK 280 CHELATION BUFFER [5 MM 1,4,7,10-TETRAAZACYCLODODECANE-1,4,7,10- REMARK 280 TETRAACETIC ACID, 15 MM ETHYLENEDIAMINETETRAACETIC ACID, 100 MM REMARK 280 BIS-TRIS (PH 5.5), 30% POLYETHYLENE GLYCOL 3350, 200 MM (NH4) REMARK 280 2SO4, 15% GLYCEROL] FOR 7 DAYS. , VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 23.41300 REMARK 290 SMTRY3 2 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: 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 -20 REMARK 465 GLY A -19 REMARK 465 SER A -18 REMARK 465 SER A -17 REMARK 465 HIS A -16 REMARK 465 HIS A -15 REMARK 465 HIS A -14 REMARK 465 HIS A -13 REMARK 465 HIS A -12 REMARK 465 HIS A -11 REMARK 465 SER A -10 REMARK 465 SER A -9 REMARK 465 GLY A -8 REMARK 465 LEU A -7 REMARK 465 VAL A -6 REMARK 465 PRO A -5 REMARK 465 ARG A -4 REMARK 465 GLY A -3 REMARK 465 SER A -2 REMARK 465 HIS A -1 REMARK 465 MET A 0 REMARK 465 VAL A 1 REMARK 465 HIS A 2 REMARK 465 ALA A 3 REMARK 465 PHE A 4 REMARK 465 PRO A 5 REMARK 465 HIS A 6 REMARK 465 GLY A 7 REMARK 465 THR A 8 REMARK 465 THR A 9 REMARK 465 ALA A 10 REMARK 465 THR A 11 REMARK 465 PRO A 12 REMARK 465 THR A 13 REMARK 465 ALA A 14 REMARK 465 ILE A 15 REMARK 465 ALA A 16 REMARK 465 ILE A 249 REMARK 465 ALA A 250 REMARK 465 GLY A 251 REMARK 465 ASP A 252 REMARK 465 GLU A 253 REMARK 465 SER A 336 REMARK 465 GLY A 337 REMARK 465 ARG A 338 REMARK 465 TYR A 339 REMARK 465 MET A 340 REMARK 465 VAL A 341 REMARK 465 ASP A 342 REMARK 465 SER A 343 REMARK 465 TRP A 344 REMARK 465 ASP A 345 REMARK 465 ASP A 346 REMARK 465 ARG A 347 REMARK 465 SER A 348 REMARK 465 THR A 349 REMARK 465 PRO A 350 REMARK 465 PRO A 351 REMARK 465 TYR A 352 REMARK 465 VAL A 353 REMARK 465 ASN A 354 REMARK 465 ASN A 355 REMARK 465 GLU A 356 REMARK 465 ALA A 357 REMARK 465 ALA A 358 REMARK 465 GLY A 359 REMARK 465 GLU A 360 REMARK 465 LYS A 361 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 CYS A 68 64.25 31.61 REMARK 500 TYR A 76 -61.94 -108.90 REMARK 500 VAL A 107 36.41 -83.36 REMARK 500 HIS A 108 -15.41 -147.67 REMARK 500 ARG A 110 58.28 -67.09 REMARK 500 ASP A 130 -8.69 -55.56 REMARK 500 ASN A 256 133.56 -170.54 REMARK 500 HIS A 334 47.25 -98.45 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 SO4 A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 402 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3KB9 RELATED DB: PDB REMARK 900 RELATED ID: 3KBK RELATED DB: PDB REMARK 900 RELATED ID: 3LG5 RELATED DB: PDB REMARK 900 RELATED ID: 3LGK RELATED DB: PDB REMARK 900 RELATED ID: 4LTZ RELATED DB: PDB REMARK 900 RELATED ID: 4LUU RELATED DB: PDB REMARK 900 RELATED ID: 4LXW RELATED DB: PDB REMARK 900 RELATED ID: 4LZ0 RELATED DB: PDB REMARK 900 RELATED ID: 4LZ3 RELATED DB: PDB REMARK 900 RELATED ID: 4LZC RELATED DB: PDB DBREF 4LTV A 2 361 UNP Q9K499 CYC1_STRCO 2 361 SEQADV 4LTV MET A -20 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV GLY A -19 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV SER A -18 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV SER A -17 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV HIS A -16 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV HIS A -15 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV HIS A -14 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV HIS A -13 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV HIS A -12 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV HIS A -11 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV SER A -10 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV SER A -9 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV GLY A -8 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV LEU A -7 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV VAL A -6 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV PRO A -5 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV ARG A -4 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV GLY A -3 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV SER A -2 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV HIS A -1 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV MET A 0 UNP Q9K499 EXPRESSION TAG SEQADV 4LTV VAL A 1 UNP Q9K499 EXPRESSION TAG SEQRES 1 A 382 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 A 382 LEU VAL PRO ARG GLY SER HIS MET VAL HIS ALA PHE PRO SEQRES 3 A 382 HIS GLY THR THR ALA THR PRO THR ALA ILE ALA VAL PRO SEQRES 4 A 382 PRO SER LEU ARG LEU PRO VAL ILE GLU ALA ALA PHE PRO SEQRES 5 A 382 ARG GLN LEU HIS PRO TYR TRP PRO LYS LEU GLN GLU THR SEQRES 6 A 382 THR ARG THR TRP LEU LEU GLU LYS ARG LEU MET PRO ALA SEQRES 7 A 382 ASP LYS VAL GLU GLU TYR ALA ASP GLY LEU CYS TYR THR SEQRES 8 A 382 ASP LEU MET ALA GLY TYR TYR LEU GLY ALA PRO ASP GLU SEQRES 9 A 382 VAL LEU GLN ALA ILE ALA ASP TYR SER ALA TRP PHE PHE SEQRES 10 A 382 VAL TRP ASP ASP ARG HIS ASP ARG ASP ILE VAL HIS GLY SEQRES 11 A 382 ARG ALA GLY ALA TRP ARG ARG LEU ARG GLY LEU LEU HIS SEQRES 12 A 382 THR ALA LEU ASP SER PRO GLY ASP HIS LEU HIS HIS GLU SEQRES 13 A 382 ASP THR LEU VAL ALA GLY PHE ALA ASP SER VAL ARG ARG SEQRES 14 A 382 LEU TYR ALA PHE LEU PRO ALA THR TRP ASN ALA ARG PHE SEQRES 15 A 382 ALA ARG HIS PHE HIS THR VAL ILE GLU ALA TYR ASP ARG SEQRES 16 A 382 GLU PHE HIS ASN ARG THR ARG GLY ILE VAL PRO GLY VAL SEQRES 17 A 382 GLU GLU TYR LEU GLU LEU ARG ARG LEU THR PHE ALA HIS SEQRES 18 A 382 TRP ILE TRP THR ASP LEU LEU GLU PRO SER SER GLY CYS SEQRES 19 A 382 GLU LEU PRO ASP ALA VAL ARG LYS HIS PRO ALA TYR ARG SEQRES 20 A 382 ARG ALA ALA LEU LEU SER GLN GLU PHE ALA ALA TRP TYR SEQRES 21 A 382 ASN ASP LEU CYS SER LEU PRO LYS GLU ILE ALA GLY ASP SEQRES 22 A 382 GLU VAL HIS ASN LEU GLY ILE SER LEU ILE THR HIS HIS SEQRES 23 A 382 SER LEU THR LEU GLU GLU ALA ILE GLY GLU VAL ARG ARG SEQRES 24 A 382 ARG VAL GLU GLU CYS ILE THR GLU PHE LEU ALA VAL GLU SEQRES 25 A 382 ARG ASP ALA LEU ARG PHE ALA ASP GLU LEU ALA ASP GLY SEQRES 26 A 382 THR VAL ARG GLY LYS GLU LEU SER GLY ALA VAL ARG ALA SEQRES 27 A 382 ASN VAL GLY ASN MET ARG ASN TRP PHE SER SER VAL TYR SEQRES 28 A 382 TRP PHE HIS HIS GLU SER GLY ARG TYR MET VAL ASP SER SEQRES 29 A 382 TRP ASP ASP ARG SER THR PRO PRO TYR VAL ASN ASN GLU SEQRES 30 A 382 ALA ALA GLY GLU LYS HET SO4 A 401 5 HET SO4 A 402 5 HETNAM SO4 SULFATE ION FORMUL 2 SO4 2(O4 S 2-) FORMUL 4 HOH *53(H2 O) HELIX 1 1 LEU A 23 PHE A 30 1 8 HELIX 2 2 TYR A 37 ARG A 53 1 17 HELIX 3 3 PRO A 56 ASP A 65 1 10 HELIX 4 4 TYR A 69 GLY A 75 1 7 HELIX 5 5 PRO A 81 VAL A 107 1 27 HELIX 6 6 ARG A 110 SER A 127 1 18 HELIX 7 7 PRO A 128 LEU A 132 5 5 HELIX 8 8 ASP A 136 TYR A 150 1 15 HELIX 9 9 PRO A 154 ARG A 181 1 28 HELIX 10 10 GLY A 186 PHE A 198 1 13 HELIX 11 11 ALA A 199 SER A 211 1 13 HELIX 12 12 PRO A 216 LYS A 221 1 6 HELIX 13 13 HIS A 222 LEU A 245 1 24 HELIX 14 14 ASN A 256 HIS A 265 1 10 HELIX 15 15 THR A 268 ALA A 302 1 35 HELIX 16 16 THR A 305 HIS A 334 1 30 SITE 1 AC1 7 ARG A 163 HIS A 164 ARG A 220 LYS A 221 SITE 2 AC1 7 ARG A 226 HOH A 524 HOH A 529 SITE 1 AC2 3 ARG A 115 ARG A 116 HOH A 534 CRYST1 52.238 46.826 75.817 90.00 95.37 90.00 P 1 21 1 2 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 0.019143 0.000000 0.001799 0.00000 SCALE2 0.000000 0.021356 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013248 0.00000