HEADER LYASE 29-JUL-10 3O6Y TITLE ROBUST COMPUTATIONAL DESIGN, OPTIMIZATION, AND STRUCTURAL TITLE 2 CHARACTERIZATION OF RETROALDOL ENZYMES COMPND MOL_ID: 1; COMPND 2 MOLECULE: RETRO-ALDOLASE; COMPND 3 CHAIN: X; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ARTIFICIAL GENE; SOURCE 3 ORGANISM_TAXID: 32630; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET29B; SOURCE 9 OTHER_DETAILS: THE SEQUENCE WAS COMPUTATIONALLY DESIGNED BASED ON SOURCE 10 INDOLE-3-GLYCEROL PHOSPHATE SYNTHASE NATURALLY FOUND IN SULFOLOBUS SOURCE 11 SOLFATARICUS. KEYWDS COMPUTATIONALLY DESIGNED, RETROALDOLASE, TIM BARREL, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR E.A.ALTHOFF,L.WANG,L.JIANG,J.MOODY,J.BOLDUC,J.K.LASSILA,Z.Z.WANG, AUTHOR 2 M.SMITH,S.HARI,D.HERSCHLAG,B.L.STODDARD,D.BAKER REVDAT 7 06-SEP-23 3O6Y 1 REMARK REVDAT 6 08-NOV-17 3O6Y 1 REMARK REVDAT 5 08-OCT-14 3O6Y 1 AUTHOR REVDAT 4 01-FEB-12 3O6Y 1 JRNL REVDAT 3 30-NOV-11 3O6Y 1 JRNL REVDAT 2 23-NOV-11 3O6Y 1 JRNL REMARK VERSN REVDAT 1 29-JUN-11 3O6Y 0 JRNL AUTH L.WANG,E.A.ALTHOFF,J.BOLDUC,L.JIANG,J.MOODY,J.K.LASSILA, JRNL AUTH 2 L.GIGER,D.HILVERT,B.STODDARD,D.BAKER JRNL TITL STRUCTURAL ANALYSES OF COVALENT ENZYME-SUBSTRATE ANALOG JRNL TITL 2 COMPLEXES REVEAL STRENGTHS AND LIMITATIONS OF DE NOVO ENZYME JRNL TITL 3 DESIGN. JRNL REF J.MOL.BIOL. V. 415 615 2012 JRNL REFN ISSN 0022-2836 JRNL PMID 22075445 JRNL DOI 10.1016/J.JMB.2011.10.043 REMARK 2 REMARK 2 RESOLUTION. 2.09 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0102 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) : 2.09 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 54.23 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 96.0 REMARK 3 NUMBER OF REFLECTIONS : 15690 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) : 0.236 REMARK 3 R VALUE (WORKING SET) : 0.233 REMARK 3 FREE R VALUE : 0.291 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 834 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) : 2.09 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.15 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1008 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 86.59 REMARK 3 BIN R VALUE (WORKING SET) : 0.2510 REMARK 3 BIN FREE R VALUE SET COUNT : 51 REMARK 3 BIN FREE R VALUE : 0.2770 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1989 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 15 REMARK 3 SOLVENT ATOMS : 77 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 34.86 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 37.17 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.35000 REMARK 3 B22 (A**2) : 0.35000 REMARK 3 B33 (A**2) : -0.53000 REMARK 3 B12 (A**2) : 0.18000 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): 0.267 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.228 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.182 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.917 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.939 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.900 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2030 ; 0.014 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2740 ; 1.474 ; 1.993 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 247 ; 5.709 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 91 ;39.478 ;23.736 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 393 ;17.807 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 20 ;18.771 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 313 ; 0.105 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1477 ; 0.007 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL 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): 1238 ; 1.136 ; 2.000 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2013 ; 2.112 ; 3.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 792 ; 3.039 ; 4.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 727 ; 4.983 ; 6.000 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL 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 : NULL 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 : 1.40 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 3O6Y COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-AUG-10. REMARK 100 THE DEPOSITION ID IS D_1000060742. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-JUL-09 REMARK 200 TEMPERATURE (KELVIN) : 93 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU MICROMAX-007 HF REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : VARIMAX HR MIRRORS/OPTICS REMARK 200 OPTICS : VARIMAX HR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RIGAKU SATURN 944+ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15690 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.090 REMARK 200 RESOLUTION RANGE LOW (A) : 54.233 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.8 REMARK 200 DATA REDUNDANCY : 5.000 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07800 REMARK 200 FOR THE DATA SET : 16.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.09 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.16 REMARK 200 COMPLETENESS FOR SHELL (%) : 87.8 REMARK 200 DATA REDUNDANCY IN SHELL : 4.40 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.34000 REMARK 200 FOR SHELL : 5.760 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 1A53 WITH DESIGNED AND ADJACENT RESIDUES REMARK 200 AS ALANINE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.95 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.36 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN AT 5MG/ML IN 100MM NACL, 25MM REMARK 280 TRIS PH 7.5. CRYSTALS GREW AT AND NEAR 2M AMMONIUM SULFATE, 4% REMARK 280 PEG400, 100MM NAACETATE PH5.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-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 41.23267 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 82.46533 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 82.46533 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 41.23267 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: X 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 X 1 REMARK 465 SER X 250 REMARK 465 LEU X 251 REMARK 465 GLU X 252 REMARK 465 HIS X 253 REMARK 465 HIS X 254 REMARK 465 HIS X 255 REMARK 465 HIS X 256 REMARK 465 HIS X 257 REMARK 465 HIS X 258 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 X 216 CG CD NE CZ NH1 NH2 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 ASP X 61 83.19 -154.23 REMARK 500 LEU X 187 40.87 -104.87 REMARK 500 SER X 214 -78.33 81.76 REMARK 500 GLU X 215 177.81 63.63 REMARK 500 ARG X 216 -56.31 54.81 REMARK 500 ILE X 233 -86.79 -116.36 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 X 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 X 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 X 503 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3UD6 RELATED DB: PDB REMARK 900 RELATED ID: 3NXF RELATED DB: PDB DBREF 3O6Y X 1 258 PDB 3O6Y 3O6Y 1 258 SEQRES 1 X 258 MET PRO ARG TYR LEU LYS GLY TRP LEU GLU ASP VAL VAL SEQRES 2 X 258 GLN LEU SER LEU ARG ARG PRO SER VAL ARG ALA SER ARG SEQRES 3 X 258 GLN ARG PRO ILE ILE SER LEU ASN GLU ARG ILE LEU GLU SEQRES 4 X 258 PHE ASN LYS ARG ASN ILE THR ALA ILE ILE ALA THR TYR SEQRES 5 X 258 MET ARG LYS SER PRO TRP GLY LEU ASP VAL GLU ARG ASP SEQRES 6 X 258 PRO ILE GLU TYR ALA LYS PHE MET GLU ARG TYR ALA VAL SEQRES 7 X 258 GLY LEU SER ILE CYS THR GLU GLU LYS TYR ALA ASN GLY SEQRES 8 X 258 SER TYR GLU THR LEU ARG LYS ILE ALA SER SER VAL SER SEQRES 9 X 258 ILE PRO ILE LEU MET ALA ASP PHE ILE VAL LYS GLU SER SEQRES 10 X 258 GLN ILE ASP ASP ALA TYR ASN LEU GLY ALA ASP THR VAL SEQRES 11 X 258 PRO LEU ILE VAL LYS ILE LEU THR GLU ARG GLU LEU GLU SEQRES 12 X 258 SER LEU LEU GLU TYR ALA ARG SER TYR GLY MET GLU PRO SEQRES 13 X 258 ILE ILE LYS ILE ASN ASP GLU ASN ASP LEU ASP ILE ALA SEQRES 14 X 258 LEU ARG ILE GLY ALA ARG PHE ILE GLY ILE CYS SER ARG SEQRES 15 X 258 ASP TRP GLU THR LEU GLU ILE ASN LYS GLU ASN GLN ARG SEQRES 16 X 258 LYS LEU ILE SER MET ILE PRO SER ASN VAL VAL LYS VAL SEQRES 17 X 258 ALA SER THR GLY ILE SER GLU ARG ASN GLU ILE GLU GLU SEQRES 18 X 258 LEU ARG LYS LEU GLY VAL ASN ALA PHE SER ILE ILE SER SEQRES 19 X 258 SER LEU MET ARG ASN PRO GLU LYS ILE LYS GLU LEU ILE SEQRES 20 X 258 GLU GLY SER LEU GLU HIS HIS HIS HIS HIS HIS HET SO4 X 501 5 HET SO4 X 502 5 HET SO4 X 503 5 HETNAM SO4 SULFATE ION FORMUL 2 SO4 3(O4 S 2-) FORMUL 5 HOH *77(H2 O) HELIX 1 1 LYS X 6 ARG X 18 1 13 HELIX 2 2 SER X 32 ARG X 43 1 12 HELIX 3 3 ASP X 65 ARG X 75 1 11 HELIX 4 4 SER X 92 VAL X 103 1 12 HELIX 5 5 LYS X 115 GLY X 126 1 12 HELIX 6 6 THR X 138 TYR X 152 1 15 HELIX 7 7 ASP X 162 ILE X 172 1 11 HELIX 8 8 ASN X 190 SER X 199 1 10 HELIX 9 9 ARG X 216 LEU X 225 1 10 HELIX 10 10 ILE X 233 ASN X 239 1 7 HELIX 11 11 GLU X 241 GLU X 248 1 8 SHEET 1 A 8 ILE X 107 ALA X 110 0 SHEET 2 A 8 GLY X 79 CYS X 83 1 N LEU X 80 O LEU X 108 SHEET 3 A 8 ILE X 48 TYR X 52 1 N ALA X 50 O SER X 81 SHEET 4 A 8 ALA X 229 ILE X 232 1 O PHE X 230 N ILE X 49 SHEET 5 A 8 VAL X 206 SER X 210 1 N ALA X 209 O SER X 231 SHEET 6 A 8 PHE X 176 ILE X 179 1 N ILE X 179 O VAL X 208 SHEET 7 A 8 ILE X 157 ILE X 160 1 N ILE X 158 O PHE X 176 SHEET 8 A 8 PRO X 131 ILE X 133 1 N LEU X 132 O LYS X 159 SITE 1 AC1 2 ARG X 36 ARG X 43 SITE 1 AC2 4 SER X 21 ARG X 23 ARG X 64 ASP X 65 SITE 1 AC3 6 TRP X 58 ARG X 171 ARG X 182 ILE X 233 SITE 2 AC3 6 SER X 234 HOH X 355 CRYST1 62.598 62.598 123.698 90.00 90.00 120.00 P 31 2 1 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 0.015975 0.009223 0.000000 0.00000 SCALE2 0.000000 0.018446 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008084 0.00000