HEADER HYDROLASE 20-AUG-20 7CTS TITLE OPEN FORM OF PET-DEGRADING CUTINASE CUT190 WITH THERMOSTABILITY- TITLE 2 IMPROVING MUTATIONS OF S226P/R228S/Q138A/D250C-E296C/Q123H/N202H AND TITLE 3 S176A INACTIVATION COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA/BETA HYDROLASE FAMILY PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CUTINASE; COMPND 5 EC: 3.1.1.74; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SACCHAROMONOSPORA VIRIDIS; SOURCE 3 ORGANISM_TAXID: 1852; SOURCE 4 GENE: CUT190, SAMN02982918_2340; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: ROSETTA-GAMI B (DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PQE80L KEYWDS PROTEIN ENGINEERING, POLYESTERASE, DISULFIDE BOND, METAL BINDING, KEYWDS 2 HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR M.EMORI,N.NUMOTO,A.SENGA,G.J.BEKKER,N.KAMIYA,N.ITO,F.KAWAI,M.ODA REVDAT 4 06-NOV-24 7CTS 1 REMARK REVDAT 3 29-NOV-23 7CTS 1 REMARK REVDAT 2 14-APR-21 7CTS 1 JRNL REVDAT 1 03-FEB-21 7CTS 0 JRNL AUTH M.EMORI,N.NUMOTO,A.SENGA,G.J.BEKKER,N.KAMIYA,Y.KOBAYASHI, JRNL AUTH 2 N.ITO,F.KAWAI,M.ODA JRNL TITL STRUCTURAL BASIS OF MUTANTS OF PET-DEGRADING ENZYME FROM JRNL TITL 2 SACCHAROMONOSPORA VIRIDIS AHK190 WITH HIGH ACTIVITY AND JRNL TITL 3 THERMAL STABILITY. JRNL REF PROTEINS V. 89 502 2021 JRNL REFN ESSN 1097-0134 JRNL PMID 33340163 JRNL DOI 10.1002/PROT.26034 REMARK 2 REMARK 2 RESOLUTION. 1.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.13_2998 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 : GEOSTD + MONOMER LIBRARY REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.02 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.0 REMARK 3 NUMBER OF REFLECTIONS : 125695 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.143 REMARK 3 R VALUE (WORKING SET) : 0.142 REMARK 3 FREE R VALUE : 0.162 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 6281 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 30.0200 - 3.4100 0.99 4397 234 0.1439 0.1652 REMARK 3 2 3.4100 - 2.7100 0.99 4234 227 0.1413 0.1349 REMARK 3 3 2.7100 - 2.3600 0.99 4206 222 0.1316 0.1371 REMARK 3 4 2.3600 - 2.1500 0.99 4142 220 0.1231 0.1361 REMARK 3 5 2.1500 - 1.9900 0.99 4139 213 0.1190 0.1478 REMARK 3 6 1.9900 - 1.8800 0.98 4095 214 0.1143 0.1564 REMARK 3 7 1.8800 - 1.7800 0.98 4070 217 0.1237 0.1658 REMARK 3 8 1.7800 - 1.7100 0.98 4079 220 0.1168 0.1501 REMARK 3 9 1.7100 - 1.6400 0.98 4047 206 0.1077 0.1427 REMARK 3 10 1.6400 - 1.5800 0.98 4061 214 0.1040 0.1251 REMARK 3 11 1.5800 - 1.5300 0.97 4020 222 0.1030 0.1342 REMARK 3 12 1.5300 - 1.4900 0.97 4049 199 0.1080 0.1476 REMARK 3 13 1.4900 - 1.4500 0.97 4001 218 0.1175 0.1529 REMARK 3 14 1.4500 - 1.4200 0.97 3971 208 0.1257 0.1409 REMARK 3 15 1.4200 - 1.3800 0.97 4005 222 0.1375 0.1717 REMARK 3 16 1.3800 - 1.3500 0.96 3978 198 0.1476 0.1607 REMARK 3 17 1.3500 - 1.3300 0.96 3949 213 0.1520 0.1937 REMARK 3 18 1.3300 - 1.3000 0.96 3950 205 0.1575 0.1668 REMARK 3 19 1.3000 - 1.2800 0.96 3936 215 0.1655 0.2095 REMARK 3 20 1.2800 - 1.2600 0.95 3901 210 0.1765 0.1868 REMARK 3 21 1.2600 - 1.2400 0.95 3954 197 0.1812 0.2266 REMARK 3 22 1.2400 - 1.2200 0.94 3890 213 0.1956 0.2254 REMARK 3 23 1.2200 - 1.2000 0.94 3848 191 0.2073 0.2347 REMARK 3 24 1.2000 - 1.1800 0.94 3823 214 0.2244 0.2450 REMARK 3 25 1.1800 - 1.1700 0.93 3849 198 0.2552 0.2750 REMARK 3 26 1.1700 - 1.1500 0.92 3787 184 0.2598 0.2806 REMARK 3 27 1.1500 - 1.1400 0.93 3806 200 0.2650 0.2573 REMARK 3 28 1.1400 - 1.1200 0.93 3836 206 0.2899 0.3276 REMARK 3 29 1.1200 - 1.1100 0.93 3837 168 0.3026 0.3171 REMARK 3 30 1.1100 - 1.1000 0.88 3554 213 0.3140 0.3445 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) : 0.129 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 16.735 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 11.32 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 16.92 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 : 0.009 2117 REMARK 3 ANGLE : 1.164 2885 REMARK 3 CHIRALITY : 0.095 310 REMARK 3 PLANARITY : 0.010 378 REMARK 3 DIHEDRAL : 13.195 788 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 7CTS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 31-AUG-20. REMARK 100 THE DEPOSITION ID IS D_1300018248. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-DEC-19 REMARK 200 TEMPERATURE (KELVIN) : 95 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PHOTON FACTORY REMARK 200 BEAMLINE : BL-17A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9800 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 125717 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.100 REMARK 200 RESOLUTION RANGE LOW (A) : 31.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.0 REMARK 200 DATA REDUNDANCY : 5.800 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06000 REMARK 200 FOR THE DATA SET : 13.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.16 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 1.06000 REMARK 200 FOR SHELL : 1.100 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: 4WFJ REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.48 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.76 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M BICINE, 2% (V/V) 1,4-DIOXANE, 10% REMARK 280 (W/V) PEG 20000, VAPOR DIFFUSION, HANGING DROP, 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 31.31150 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 39.22650 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 32.49200 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 39.22650 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 31.31150 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 32.49200 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: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 400 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10600 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -12.0 KCAL/MOL 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 GLY A 45 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 ALA A 176 -122.27 65.85 REMARK 500 THR A 199 58.34 34.46 REMARK 500 HIS A 230 -84.12 -119.42 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A1033 DISTANCE = 5.94 ANGSTROMS REMARK 525 HOH A1034 DISTANCE = 6.02 ANGSTROMS REMARK 525 HOH A1035 DISTANCE = 6.19 ANGSTROMS REMARK 525 HOH A1036 DISTANCE = 6.27 ANGSTROMS REMARK 525 HOH A1037 DISTANCE = 6.54 ANGSTROMS REMARK 525 HOH A1038 DISTANCE = 6.57 ANGSTROMS REMARK 525 HOH A1039 DISTANCE = 6.58 ANGSTROMS REMARK 525 HOH A1040 DISTANCE = 6.66 ANGSTROMS REMARK 525 HOH A1041 DISTANCE = 6.73 ANGSTROMS REMARK 525 HOH A1042 DISTANCE = 6.87 ANGSTROMS REMARK 525 HOH A1043 DISTANCE = 7.00 ANGSTROMS REMARK 525 HOH A1044 DISTANCE = 8.12 ANGSTROMS REMARK 525 HOH A1045 DISTANCE = 9.12 ANGSTROMS REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 503 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 76 O REMARK 620 2 ALA A 78 O 106.8 REMARK 620 3 PHE A 81 O 106.2 86.8 REMARK 620 4 HOH A 656 O 151.1 100.9 83.1 REMARK 620 5 HOH A 892 O 89.0 95.7 163.3 80.2 REMARK 620 6 HOH A 894 O 83.0 168.9 85.5 70.3 89.5 REMARK 620 N 1 2 3 4 5 DBREF 7CTS A 47 304 UNP W0TJ64 W0TJ64_9PSEU 47 304 SEQADV 7CTS GLY A 45 UNP W0TJ64 EXPRESSION TAG SEQADV 7CTS PRO A 46 UNP W0TJ64 EXPRESSION TAG SEQADV 7CTS HIS A 123 UNP W0TJ64 GLN 123 ENGINEERED MUTATION SEQADV 7CTS ALA A 138 UNP W0TJ64 GLN 138 ENGINEERED MUTATION SEQADV 7CTS ALA A 176 UNP W0TJ64 SER 176 ENGINEERED MUTATION SEQADV 7CTS HIS A 202 UNP W0TJ64 ASN 202 ENGINEERED MUTATION SEQADV 7CTS PRO A 226 UNP W0TJ64 SER 226 ENGINEERED MUTATION SEQADV 7CTS SER A 228 UNP W0TJ64 ARG 228 ENGINEERED MUTATION SEQADV 7CTS CYS A 250 UNP W0TJ64 ASP 250 ENGINEERED MUTATION SEQADV 7CTS CYS A 296 UNP W0TJ64 GLU 296 ENGINEERED MUTATION SEQADV 7CTS LYS A 305 UNP W0TJ64 EXPRESSION TAG SEQADV 7CTS LEU A 306 UNP W0TJ64 EXPRESSION TAG SEQADV 7CTS ASN A 307 UNP W0TJ64 EXPRESSION TAG SEQRES 1 A 263 GLY PRO ASN PRO TYR GLU ARG GLY PRO ASP PRO THR GLU SEQRES 2 A 263 ASP SER ILE GLU ALA ILE ARG GLY PRO PHE SER VAL ALA SEQRES 3 A 263 THR GLU ARG VAL SER SER PHE ALA SER GLY PHE GLY GLY SEQRES 4 A 263 GLY THR ILE TYR TYR PRO ARG GLU THR ASP GLU GLY THR SEQRES 5 A 263 PHE GLY ALA VAL ALA VAL ALA PRO GLY PHE THR ALA SER SEQRES 6 A 263 GLN GLY SER MET SER TRP TYR GLY GLU ARG VAL ALA SER SEQRES 7 A 263 HIS GLY PHE ILE VAL PHE THR ILE ASP THR ASN THR ARG SEQRES 8 A 263 LEU ASP ALA PRO GLY GLN ARG GLY ARG GLN LEU LEU ALA SEQRES 9 A 263 ALA LEU ASP TYR LEU VAL GLU ARG SER ASP ARG LYS VAL SEQRES 10 A 263 ARG GLU ARG LEU ASP PRO ASN ARG LEU ALA VAL MET GLY SEQRES 11 A 263 HIS ALA MET GLY GLY GLY GLY SER LEU GLU ALA THR VAL SEQRES 12 A 263 MET ARG PRO SER LEU LYS ALA SER ILE PRO LEU THR PRO SEQRES 13 A 263 TRP HIS LEU ASP LYS THR TRP GLY GLN VAL GLN VAL PRO SEQRES 14 A 263 THR PHE ILE ILE GLY ALA GLU LEU ASP THR ILE ALA PRO SEQRES 15 A 263 VAL SER THR HIS ALA LYS PRO PHE TYR GLU SER LEU PRO SEQRES 16 A 263 SER SER LEU PRO LYS ALA TYR MET GLU LEU CYS GLY ALA SEQRES 17 A 263 THR HIS PHE ALA PRO ASN ILE PRO ASN THR THR ILE ALA SEQRES 18 A 263 LYS TYR VAL ILE SER TRP LEU LYS ARG PHE VAL ASP GLU SEQRES 19 A 263 ASP THR ARG TYR SER GLN PHE LEU CYS PRO ASN PRO THR SEQRES 20 A 263 ASP ARG ALA ILE CYS GLU TYR ARG SER THR CYS PRO TYR SEQRES 21 A 263 LYS LEU ASN HET DIO A 501 6 HET BCN A 502 11 HET CA A 503 1 HETNAM DIO 1,4-DIETHYLENE DIOXIDE HETNAM BCN BICINE HETNAM CA CALCIUM ION FORMUL 2 DIO C4 H8 O2 FORMUL 3 BCN C6 H13 N O4 FORMUL 4 CA CA 2+ FORMUL 5 HOH *445(H2 O) HELIX 1 AA1 THR A 56 ALA A 62 1 7 HELIX 2 AA2 SER A 109 MET A 113 5 5 HELIX 3 AA3 SER A 114 SER A 122 1 9 HELIX 4 AA4 ALA A 138 ARG A 156 1 19 HELIX 5 AA5 ASP A 158 GLU A 163 1 6 HELIX 6 AA6 ALA A 176 ARG A 189 1 14 HELIX 7 AA7 HIS A 230 LEU A 238 1 9 HELIX 8 AA8 PHE A 255 ILE A 259 5 5 HELIX 9 AA9 ASN A 261 ASP A 277 1 17 HELIX 10 AB1 ASP A 279 ARG A 281 5 3 HELIX 11 AB2 TYR A 282 CYS A 287 1 6 SHEET 1 AA1 6 VAL A 69 VAL A 74 0 SHEET 2 AA1 6 GLY A 84 PRO A 89 -1 O ILE A 86 N GLU A 72 SHEET 3 AA1 6 ILE A 126 ILE A 130 -1 O VAL A 127 N TYR A 87 SHEET 4 AA1 6 PHE A 97 ALA A 103 1 N VAL A 102 O PHE A 128 SHEET 5 AA1 6 LEU A 165 HIS A 175 1 O ASP A 166 N PHE A 97 SHEET 6 AA1 6 ALA A 194 LEU A 198 1 O LEU A 198 N GLY A 174 SHEET 1 AA2 3 THR A 214 ALA A 219 0 SHEET 2 AA2 3 LYS A 244 LEU A 249 1 O MET A 247 N GLY A 218 SHEET 3 AA2 3 ILE A 295 SER A 300 -1 O CYS A 296 N GLU A 248 SSBOND 1 CYS A 250 CYS A 296 1555 1555 2.05 SSBOND 2 CYS A 287 CYS A 302 1555 1555 2.06 LINK O SER A 76 CA CA A 503 1555 1555 2.26 LINK O ALA A 78 CA CA A 503 1555 1555 2.29 LINK O PHE A 81 CA CA A 503 1555 1555 2.29 LINK CA CA A 503 O HOH A 656 1555 1555 2.39 LINK CA CA A 503 O HOH A 892 1555 1555 2.33 LINK CA CA A 503 O HOH A 894 1555 1555 2.61 CISPEP 1 CYS A 287 PRO A 288 0 -2.27 CISPEP 2 CYS A 302 PRO A 303 0 1.96 CRYST1 62.623 64.984 78.453 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 0.015969 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015388 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012746 0.00000