HEADER LYASE 23-APR-14 4Q6X TITLE STRUCTURE OF PHOSPHOLIPASE D BETA1B1I FROM SICARIUS TERROSUS VENOM AT TITLE 2 2.14 A RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHOSPHOLIPASE D STSICTOX-BETAIC1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PLD, DERMONECROTIC TOXIN, SPHINGOMYELIN PHOSPHODIESTERASE D, COMPND 5 SMD, SMASE D, SPHINGOMYELINASE D; COMPND 6 EC: 4.6.1.17; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SICARIUS TERROSUS; SOURCE 3 ORGANISM_COMMON: CAVE SPIDER; SOURCE 4 ORGANISM_TAXID: 571544; SOURCE 5 GENE: STSICTOX-BETAIC1I; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PHIS8 KEYWDS TIM BARREL, VENOM GLAND SECRETION OF SICARIUS TERROSUS, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR D.M.LAJOIE,S.A.ROBERTS,P.A.ZOBEL-THROPP,G.J.BINFORD,M.H.CORDES REVDAT 4 20-SEP-23 4Q6X 1 REMARK LINK REVDAT 3 20-MAY-15 4Q6X 1 JRNL REVDAT 2 08-APR-15 4Q6X 1 JRNL REVDAT 1 18-MAR-15 4Q6X 0 JRNL AUTH D.M.LAJOIE,S.A.ROBERTS,P.A.ZOBEL-THROPP,J.L.DELAHAYE, JRNL AUTH 2 V.BANDARIAN,G.J.BINFORD,M.H.CORDES JRNL TITL VARIABLE SUBSTRATE PREFERENCE AMONG PHOSPHOLIPASE D TOXINS JRNL TITL 2 FROM SICARIID SPIDERS. JRNL REF J.BIOL.CHEM. V. 290 10994 2015 JRNL REFN ISSN 0021-9258 JRNL PMID 25752604 JRNL DOI 10.1074/JBC.M115.636951 REMARK 2 REMARK 2 RESOLUTION. 2.14 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.7.0032 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.14 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 38.56 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 3 NUMBER OF REFLECTIONS : 12674 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.167 REMARK 3 R VALUE (WORKING SET) : 0.164 REMARK 3 FREE R VALUE : 0.221 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 651 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.14 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.19 REMARK 3 REFLECTION IN BIN (WORKING SET) : 795 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 91.22 REMARK 3 BIN R VALUE (WORKING SET) : 0.2120 REMARK 3 BIN FREE R VALUE SET COUNT : 47 REMARK 3 BIN FREE R VALUE : 0.3230 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2240 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 122 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 29.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 39.12 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.34000 REMARK 3 B22 (A**2) : 0.34000 REMARK 3 B33 (A**2) : -1.12000 REMARK 3 B12 (A**2) : 0.34000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.307 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.208 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.157 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.060 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.962 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.934 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2289 ; 0.010 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 2134 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3097 ; 1.386 ; 1.956 REMARK 3 BOND ANGLES OTHERS (DEGREES): 4900 ; 0.766 ; 3.002 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 277 ; 6.692 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 116 ;37.936 ;23.448 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 397 ;13.837 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 21 ;15.933 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 330 ; 0.078 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2603 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 546 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1111 ; 1.679 ; 2.821 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 1110 ; 1.679 ; 2.821 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1387 ; 2.547 ; 4.227 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 1388 ; 2.546 ; 4.227 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1178 ; 1.964 ; 3.027 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 1178 ; 1.964 ; 3.027 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 1710 ; 3.142 ; 4.449 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 2732 ; 4.454 ;22.761 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 2711 ; 4.416 ;22.720 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 3 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 401 A 522 REMARK 3 RESIDUE RANGE : A 301 A 301 REMARK 3 RESIDUE RANGE : A 1 A 278 REMARK 3 ORIGIN FOR THE GROUP (A): -8.0750 42.0000 0.6460 REMARK 3 T TENSOR REMARK 3 T11: 0.0733 T22: 0.0594 REMARK 3 T33: 0.0272 T12: 0.0625 REMARK 3 T13: -0.0003 T23: -0.0022 REMARK 3 L TENSOR REMARK 3 L11: 1.4395 L22: 0.9660 REMARK 3 L33: 0.7754 L12: -0.2176 REMARK 3 L13: -0.3139 L23: -0.0401 REMARK 3 S TENSOR REMARK 3 S11: 0.0827 S12: 0.0202 S13: -0.0117 REMARK 3 S21: -0.0707 S22: -0.0298 S23: 0.0033 REMARK 3 S31: -0.0228 S32: -0.0505 S33: -0.0530 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 4Q6X COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-MAY-14. REMARK 100 THE DEPOSITION ID IS D_1000085680. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-APR-13 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 : SSRL REMARK 200 BEAMLINE : BL7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.127 REMARK 200 MONOCHROMATOR : SIDE SCATTERING I-BEAM BENT REMARK 200 SINGLE CRYSTAL; ASYMMETRIC CUT REMARK 200 4.9650 DEG. REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13352 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.140 REMARK 200 RESOLUTION RANGE LOW (A) : 38.560 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 200 DATA REDUNDANCY : 3.700 REMARK 200 R MERGE (I) : 0.07700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.14 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.25 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.8 REMARK 200 DATA REDUNDANCY IN SHELL : 3.00 REMARK 200 R MERGE FOR SHELL (I) : 0.43600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.600 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 3RLH REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 33.09 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.84 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 3 MG/ML PROTEIN, 12% PEG 3350, 0.1M REMARK 280 BIS-TRIS, 0.1M MAGNESIUM CHLORIDE , PH 6.5, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 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 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 60.07600 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 30.03800 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 -22 REMARK 465 LYS A -21 REMARK 465 HIS A -20 REMARK 465 HIS A -19 REMARK 465 HIS A -18 REMARK 465 HIS A -17 REMARK 465 HIS A -16 REMARK 465 HIS A -15 REMARK 465 HIS A -14 REMARK 465 HIS A -13 REMARK 465 GLY A -12 REMARK 465 GLY A -11 REMARK 465 LEU A -10 REMARK 465 VAL A -9 REMARK 465 PRO A -8 REMARK 465 ARG A -7 REMARK 465 GLY A -6 REMARK 465 SER A -5 REMARK 465 HIS A -4 REMARK 465 GLY A -3 REMARK 465 GLY A -2 REMARK 465 SER A -1 REMARK 465 GLY A 0 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 TYR A 46 122.79 -171.16 REMARK 500 PHE A 54 -33.15 73.66 REMARK 500 CYS A 57 37.81 -148.29 REMARK 500 TYR A 117 -68.37 -104.94 REMARK 500 ARG A 185 32.61 -142.92 REMARK 500 REMARK 500 REMARK: NULL 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 MG A 301 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 31 OE2 REMARK 620 2 ASP A 33 OD1 102.4 REMARK 620 3 ASP A 91 OD2 105.1 88.6 REMARK 620 4 HOH A 402 O 85.1 87.4 169.6 REMARK 620 5 HOH A 411 O 92.3 163.5 94.8 86.5 REMARK 620 6 HOH A 515 O 162.8 89.1 87.7 82.7 75.0 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 301 DBREF 4Q6X A -22 278 PDB 4Q6X 4Q6X -22 278 SEQRES 1 A 301 MET LYS HIS HIS HIS HIS HIS HIS HIS HIS GLY GLY LEU SEQRES 2 A 301 VAL PRO ARG GLY SER HIS GLY GLY SER GLY ASP SER ARG SEQRES 3 A 301 ARG PRO ILE TRP ASN ILE ALA HIS MET VAL ASN ASP LEU SEQRES 4 A 301 ASP LEU VAL ASP GLU TYR LEU ASP ASP GLY ALA ASN SER SEQRES 5 A 301 LEU GLU LEU ASP VAL GLU PHE SER LYS SER GLY THR ALA SEQRES 6 A 301 LEU ARG THR TYR HIS GLY VAL PRO CYS ASP CYS PHE ARG SEQRES 7 A 301 SER CYS THR ARG SER GLU LYS PHE SER LYS TYR LEU ASP SEQRES 8 A 301 TYR ILE ARG GLN LEU THR THR PRO GLY ASN SER LYS PHE SEQRES 9 A 301 ARG SER ARG LEU ILE LEU LEU VAL LEU ASP LEU LYS LEU SEQRES 10 A 301 ASN PRO LEU SER SER SER ALA ALA TYR ASN ALA GLY ALA SEQRES 11 A 301 ASP VAL ALA ARG ASN LEU LEU ASP ASN TYR TRP GLN ARG SEQRES 12 A 301 GLY ASP SER LYS ALA ARG ALA TYR ILE VAL LEU SER LEU SEQRES 13 A 301 GLU THR ILE ALA GLY ALA GLU PHE ILE THR GLY PHE LYS SEQRES 14 A 301 ASP THR MET LYS LYS GLU GLY PHE ASP GLU LYS TYR TYR SEQRES 15 A 301 ASP LYS ILE GLY TRP ASP PHE SER GLY ASN GLU ASP LEU SEQRES 16 A 301 GLY LYS ILE ARG ASP VAL LEU GLU SER HIS GLY ILE ARG SEQRES 17 A 301 GLU HIS ILE TRP GLN GLY ASP GLY ILE THR ASN CYS LEU SEQRES 18 A 301 PRO ARG ASP ASP ASN ARG LEU LYS GLN ALA ILE SER ARG SEQRES 19 A 301 ARG TYR SER PRO THR TYR VAL TYR ALA ASP LYS VAL TYR SEQRES 20 A 301 THR TRP SER ILE ASP LYS GLU SER SER ILE GLU ASN ALA SEQRES 21 A 301 LEU ARG LEU GLY VAL ASP GLY VAL MET THR ASN TYR PRO SEQRES 22 A 301 ALA ARG VAL ILE SER VAL LEU GLY GLU ARG GLU PHE SER SEQRES 23 A 301 GLY LYS LEU ARG LEU ALA THR TYR ASP ASP ASN PRO TRP SEQRES 24 A 301 GLU LYS HET MG A 301 1 HETNAM MG MAGNESIUM ION FORMUL 2 MG MG 2+ FORMUL 3 HOH *122(H2 O) HELIX 1 1 ASP A 15 ASP A 25 1 11 HELIX 2 2 PHE A 63 THR A 74 1 12 HELIX 3 3 SER A 98 TYR A 117 1 20 HELIX 4 4 TRP A 118 ASP A 122 5 5 HELIX 5 5 THR A 135 GLY A 138 5 4 HELIX 6 6 ALA A 139 GLU A 152 1 14 HELIX 7 7 PHE A 154 TYR A 159 1 6 HELIX 8 8 ASP A 171 HIS A 182 1 12 HELIX 9 9 ASP A 202 SER A 214 1 13 HELIX 10 10 LYS A 230 LEU A 240 1 11 HELIX 11 11 TYR A 249 GLY A 258 1 10 HELIX 12 12 GLU A 259 GLY A 264 1 6 SHEET 1 A 7 SER A 60 LYS A 62 0 SHEET 2 A 7 ALA A 42 TYR A 46 -1 N THR A 45 O GLU A 61 SHEET 3 A 7 SER A 29 PHE A 36 -1 N GLU A 35 O LEU A 43 SHEET 4 A 7 ARG A 4 ALA A 10 1 N ALA A 10 O SER A 29 SHEET 5 A 7 GLY A 244 THR A 247 1 O VAL A 245 N TRP A 7 SHEET 6 A 7 LYS A 222 TRP A 226 1 N THR A 225 O MET A 246 SHEET 7 A 7 TRP A 189 GLY A 193 1 N GLN A 190 O LYS A 222 SHEET 1 B 6 ILE A 162 PHE A 166 0 SHEET 2 B 6 TYR A 128 LEU A 133 1 N LEU A 133 O ASP A 165 SHEET 3 B 6 LEU A 87 LEU A 92 1 N LEU A 90 O VAL A 130 SHEET 4 B 6 SER A 29 PHE A 36 1 N LEU A 32 O ASP A 91 SHEET 5 B 6 ARG A 4 ALA A 10 1 N ALA A 10 O SER A 29 SHEET 6 B 6 LEU A 266 LEU A 268 1 O ARG A 267 N ILE A 6 SSBOND 1 CYS A 51 CYS A 57 1555 1555 2.05 SSBOND 2 CYS A 53 CYS A 197 1555 1555 2.04 LINK OE2 GLU A 31 MG MG A 301 1555 1555 2.01 LINK OD1 ASP A 33 MG MG A 301 1555 1555 2.06 LINK OD2 ASP A 91 MG MG A 301 1555 1555 2.13 LINK MG MG A 301 O HOH A 402 1555 1555 2.01 LINK MG MG A 301 O HOH A 411 1555 1555 2.21 LINK MG MG A 301 O HOH A 515 1555 1555 2.12 CISPEP 1 VAL A 49 PRO A 50 0 2.84 CISPEP 2 TRP A 226 SER A 227 0 -24.59 SITE 1 AC1 6 GLU A 31 ASP A 33 ASP A 91 HOH A 402 SITE 2 AC1 6 HOH A 411 HOH A 515 CRYST1 49.222 49.222 90.114 90.00 90.00 120.00 P 32 3 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 0.020316 0.011730 0.000000 0.00000 SCALE2 0.000000 0.023459 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011097 0.00000