HEADER HYDROLASE 07-FEB-11 3QN2 TITLE STRUCTURE-BASED DESIGN OF A DISULFIDE-LINKED OLIGOMERIC FORM OF THE TITLE 2 SIMIAN VIRUS 40 (SV40) LARGE T ANTIGEN DNA BINDING DOMAIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: LARGE T ANTIGEN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: ORIGIN BINDING DOMAIN; COMPND 5 SYNONYM: LT, LT-AG; COMPND 6 EC: 3.6.4.-; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SIMIAN VIRUS 40; SOURCE 3 ORGANISM_COMMON: SV40; SOURCE 4 ORGANISM_TAXID: 10633; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PGEX 4T KEYWDS ORIGIN BINDING DOMAIN, DNA REPLICATION, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR G.MEINKE,P.A.BULLOCK REVDAT 3 13-SEP-23 3QN2 1 REMARK SEQADV SSBOND REVDAT 2 21-MAR-12 3QN2 1 JRNL VERSN REVDAT 1 01-JUN-11 3QN2 0 JRNL AUTH G.MEINKE,P.PHELAN,A.FRADET-TURCOTTE,J.ARCHAMBAULT, JRNL AUTH 2 P.A.BULLOCK JRNL TITL STRUCTURE-BASED DESIGN OF A DISULFIDE-LINKED OLIGOMERIC FORM JRNL TITL 2 OF THE SIMIAN VIRUS 40 (SV40) LARGE T ANTIGEN DNA-BINDING JRNL TITL 3 DOMAIN. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 67 560 2011 JRNL REFN ISSN 0907-4449 JRNL PMID 21636896 JRNL DOI 10.1107/S0907444911014302 REMARK 2 REMARK 2 RESOLUTION. 1.66 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.6.4_486) 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) : 1.66 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 41.97 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 16962 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.171 REMARK 3 R VALUE (WORKING SET) : 0.170 REMARK 3 FREE R VALUE : 0.191 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.070 REMARK 3 FREE R VALUE TEST SET COUNT : 875 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 41.9799 - 3.0175 1.00 2829 124 0.1676 0.1875 REMARK 3 2 3.0175 - 2.3951 1.00 2719 147 0.1727 0.1879 REMARK 3 3 2.3951 - 2.0924 1.00 2733 151 0.1616 0.1747 REMARK 3 4 2.0924 - 1.9011 1.00 2706 136 0.1503 0.1810 REMARK 3 5 1.9011 - 1.7648 1.00 2704 164 0.1724 0.2146 REMARK 3 6 1.7648 - 1.6610 1.00 2698 153 0.2354 0.2671 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.30 REMARK 3 SHRINKAGE RADIUS : 1.25 REMARK 3 K_SOL : 0.38 REMARK 3 B_SOL : 44.89 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.160 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL 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) : -1.77180 REMARK 3 B22 (A**2) : -1.77180 REMARK 3 B33 (A**2) : 3.54350 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 : 0.005 1081 REMARK 3 ANGLE : 0.920 1471 REMARK 3 CHIRALITY : 0.073 166 REMARK 3 PLANARITY : 0.004 186 REMARK 3 DIHEDRAL : 11.180 388 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 4 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: (CHAIN A AND RESID 131:200) REMARK 3 ORIGIN FOR THE GROUP (A): 28.2287 46.5578 7.1604 REMARK 3 T TENSOR REMARK 3 T11: 0.1378 T22: 0.1056 REMARK 3 T33: 0.1184 T12: -0.0149 REMARK 3 T13: -0.0002 T23: -0.0100 REMARK 3 L TENSOR REMARK 3 L11: 0.9949 L22: 1.1023 REMARK 3 L33: 0.6433 L12: 0.1255 REMARK 3 L13: 0.0288 L23: -0.1960 REMARK 3 S TENSOR REMARK 3 S11: 0.0722 S12: -0.0618 S13: -0.0304 REMARK 3 S21: 0.1020 S22: -0.0181 S23: -0.1220 REMARK 3 S31: 0.0867 S32: 0.0111 S33: -0.0475 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: (CHAIN A AND RESID 201:216) REMARK 3 ORIGIN FOR THE GROUP (A): 36.3758 53.1589 4.2422 REMARK 3 T TENSOR REMARK 3 T11: 0.1172 T22: 0.2140 REMARK 3 T33: 0.2070 T12: -0.0097 REMARK 3 T13: 0.0161 T23: -0.0338 REMARK 3 L TENSOR REMARK 3 L11: 2.9295 L22: 2.7841 REMARK 3 L33: 2.2875 L12: -2.2745 REMARK 3 L13: -1.4668 L23: 2.3515 REMARK 3 S TENSOR REMARK 3 S11: -0.0292 S12: -0.4644 S13: 0.3246 REMARK 3 S21: 0.1239 S22: 0.2194 S23: -0.1742 REMARK 3 S31: 0.2578 S32: 0.4236 S33: -0.1820 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: (CHAIN A AND RESID 217:248) REMARK 3 ORIGIN FOR THE GROUP (A): 22.6592 45.2313 6.4415 REMARK 3 T TENSOR REMARK 3 T11: 0.1299 T22: 0.0986 REMARK 3 T33: 0.1360 T12: -0.0094 REMARK 3 T13: 0.0092 T23: 0.0048 REMARK 3 L TENSOR REMARK 3 L11: 0.5652 L22: 1.1564 REMARK 3 L33: 0.5895 L12: 0.5817 REMARK 3 L13: 0.2941 L23: 0.0883 REMARK 3 S TENSOR REMARK 3 S11: 0.1267 S12: -0.0035 S13: -0.0571 REMARK 3 S21: 0.1249 S22: -0.0191 S23: 0.0651 REMARK 3 S31: 0.0054 S32: -0.0564 S33: -0.0744 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: (CHAIN A AND RESID 249:257) REMARK 3 ORIGIN FOR THE GROUP (A): 13.1819 55.5295 3.7865 REMARK 3 T TENSOR REMARK 3 T11: 0.5290 T22: 0.6143 REMARK 3 T33: 0.9619 T12: -0.1830 REMARK 3 T13: -0.1574 T23: 0.0767 REMARK 3 L TENSOR REMARK 3 L11: 1.4655 L22: 1.6011 REMARK 3 L33: 0.7318 L12: 1.0969 REMARK 3 L13: -0.0392 L23: -0.0140 REMARK 3 S TENSOR REMARK 3 S11: 0.3299 S12: -0.1112 S13: 0.1892 REMARK 3 S21: 0.0722 S22: -0.3362 S23: 0.5598 REMARK 3 S31: 0.0742 S32: 0.0812 S33: -0.0025 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 3QN2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-FEB-11. REMARK 100 THE DEPOSITION ID IS D_1000063851. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-SEP-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 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 : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17264 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.660 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 200 DATA REDUNDANCY : 21.60 REMARK 200 R MERGE (I) : 0.09200 REMARK 200 R SYM (I) : 0.09200 REMARK 200 FOR THE DATA SET : 44.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.66 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.72 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.5 REMARK 200 DATA REDUNDANCY IN SHELL : 20.20 REMARK 200 R MERGE FOR SHELL (I) : 0.50000 REMARK 200 R SYM FOR SHELL (I) : 0.50000 REMARK 200 FOR SHELL : 7.100 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: PDB ENTRY 2FUF REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.32 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.38 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.6 M SODIUM CITRATE, PH 6.5, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/6 REMARK 290 6555 X-Y,X,Z+5/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 23.91467 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 11.95733 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 17.93600 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 5.97867 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 29.89333 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 GLY A 129 REMARK 465 SER A 130 REMARK 465 LYS A 253 REMARK 465 ASN A 258 REMARK 465 PRO A 259 REMARK 465 GLU A 260 REMARK 465 SER A 261 REMARK 465 SER A 262 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ARG A 154 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 166 CG CD OE1 OE2 REMARK 470 GLN A 213 CG CD OE1 NE2 REMARK 470 PHE A 218 CG CD1 CD2 CE1 CE2 CZ REMARK 470 LEU A 252 CG CD1 CD2 REMARK 470 GLU A 254 CG CD OE1 OE2 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 97 O HOH A 105 1.91 REMARK 500 O HOH A 91 O HOH A 108 2.05 REMARK 500 O HOH A 95 O HOH A 124 2.15 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 HIS A 192 -167.78 -121.16 REMARK 500 THR A 217 -125.49 44.64 REMARK 500 PHE A 218 31.99 -81.56 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 FLC A 1 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2FUF RELATED DB: PDB REMARK 900 WILD TYPE LARGE T ANTIGEN ORIGIN BINDING DOMAIN IN SAME HEXAGONAL REMARK 900 SPACE GROUP DBREF 3QN2 A 131 260 UNP P03070 LT_SV40 131 260 SEQADV 3QN2 GLY A 129 UNP P03070 EXPRESSION TAG SEQADV 3QN2 SER A 130 UNP P03070 EXPRESSION TAG SEQADV 3QN2 CYS A 151 UNP P03070 PHE 151 ENGINEERED MUTATION SEQADV 3QN2 ALA A 216 UNP P03070 CYS 216 ENGINEERED MUTATION SEQADV 3QN2 CYS A 256 UNP P03070 ASP 256 ENGINEERED MUTATION SEQADV 3QN2 SER A 261 UNP P03070 EXPRESSION TAG SEQADV 3QN2 SER A 262 UNP P03070 EXPRESSION TAG SEQRES 1 A 134 GLY SER LYS VAL GLU ASP PRO LYS ASP PHE PRO SER GLU SEQRES 2 A 134 LEU LEU SER PHE LEU SER HIS ALA VAL CYS SER ASN ARG SEQRES 3 A 134 THR LEU ALA CYS PHE ALA ILE TYR THR THR LYS GLU LYS SEQRES 4 A 134 ALA ALA LEU LEU TYR LYS LYS ILE MET GLU LYS TYR SER SEQRES 5 A 134 VAL THR PHE ILE SER ARG HIS ASN SER TYR ASN HIS ASN SEQRES 6 A 134 ILE LEU PHE PHE LEU THR PRO HIS ARG HIS ARG VAL SER SEQRES 7 A 134 ALA ILE ASN ASN TYR ALA GLN LYS LEU ALA THR PHE SER SEQRES 8 A 134 PHE LEU ILE CYS LYS GLY VAL ASN LYS GLU TYR LEU MET SEQRES 9 A 134 TYR SER ALA LEU THR ARG ASP PRO PHE SER VAL ILE GLU SEQRES 10 A 134 GLU SER LEU PRO GLY GLY LEU LYS GLU HIS CYS PHE ASN SEQRES 11 A 134 PRO GLU SER SER HET FLC A 1 18 HETNAM FLC CITRATE ANION FORMUL 2 FLC C6 H5 O7 3- FORMUL 3 HOH *127(H2 O) HELIX 1 1 PRO A 139 LEU A 146 5 8 HELIX 2 2 THR A 164 TYR A 179 1 16 HELIX 3 3 ARG A 204 THR A 217 1 14 HELIX 4 4 LYS A 228 THR A 237 1 10 SHEET 1 A 5 LEU A 221 GLY A 225 0 SHEET 2 A 5 LEU A 156 THR A 163 -1 N TYR A 162 O ILE A 222 SHEET 3 A 5 HIS A 192 HIS A 203 -1 O HIS A 203 N LEU A 156 SHEET 4 A 5 PHE A 183 SER A 189 -1 N HIS A 187 O ILE A 194 SHEET 5 A 5 SER A 242 GLU A 246 -1 O ILE A 244 N ARG A 186 SSBOND 1 CYS A 151 CYS A 256 5565 1555 2.03 CISPEP 1 ASP A 239 PRO A 240 0 6.95 SITE 1 AC1 11 HOH A 12 HOH A 41 HOH A 56 HOH A 72 SITE 2 AC1 11 HOH A 92 LYS A 131 THR A 164 LYS A 165 SITE 3 AC1 11 ASN A 191 HIS A 192 ARG A 238 CRYST1 83.933 83.933 35.872 90.00 90.00 120.00 P 65 6 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 0.011914 0.006879 0.000000 0.00000 SCALE2 0.000000 0.013757 0.000000 0.00000 SCALE3 0.000000 0.000000 0.027877 0.00000