HEADER LYASE 19-JUN-07 2QC5 TITLE STREPTOGRAMIN B LYASE STRUCTURE COMPND MOL_ID: 1; COMPND 2 MOLECULE: STREPTOGRAMIN B LACTONASE; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STAPHYLOCOCCUS COHNII; SOURCE 3 ORGANISM_TAXID: 29382; SOURCE 4 GENE: VGBB; 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: PGEX5T-VGBB KEYWDS BETA PROPELLER, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR M.LIPKA,M.BOCHTLER REVDAT 4 21-FEB-24 2QC5 1 REMARK REVDAT 3 20-OCT-21 2QC5 1 REMARK SEQADV REVDAT 2 24-FEB-09 2QC5 1 VERSN REVDAT 1 14-OCT-08 2QC5 0 JRNL AUTH M.LIPKA,R.FILIPEK,M.BOCHTLER JRNL TITL CRYSTAL STRUCTURE AND MECHANISM OF THE STAPHYLOCOCCUS COHNII JRNL TITL 2 VIRGINIAMYCIN B LYASE (VGB). JRNL REF BIOCHEMISTRY V. 47 4257 2008 JRNL REFN ISSN 0006-2960 JRNL PMID 18341294 JRNL DOI 10.1021/BI7015266 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 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) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 12.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 96.6 REMARK 3 NUMBER OF REFLECTIONS : 26207 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) : 0.180 REMARK 3 R VALUE (WORKING SET) : 0.179 REMARK 3 FREE R VALUE : 0.212 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1391 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) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.85 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1743 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 90.23 REMARK 3 BIN R VALUE (WORKING SET) : 0.2200 REMARK 3 BIN FREE R VALUE SET COUNT : 95 REMARK 3 BIN FREE R VALUE : 0.3120 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2315 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 261 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 13.52 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.31000 REMARK 3 B22 (A**2) : 0.39000 REMARK 3 B33 (A**2) : -0.08000 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 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.133 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.123 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.943 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.927 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2375 ; 0.014 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3231 ; 1.303 ; 1.942 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 297 ; 5.870 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 110 ;37.961 ;25.727 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 380 ;13.294 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 6 ;14.214 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 344 ; 0.085 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1841 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1009 ; 0.203 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1617 ; 0.304 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 220 ; 0.155 ; 0.200 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): 29 ; 0.230 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 9 ; 0.213 ; 0.200 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): 1473 ; 0.799 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2375 ; 1.471 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 902 ; 2.188 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 856 ; 3.604 ; 4.500 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 : 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. THE AUTHOR SUGGESTS THAT GLUTATHIONE MIGHT BE REMARK 3 DISULFIDE LINKED TO CYS286, BUT COULD NOT BE MODELLED. REMARK 4 REMARK 4 2QC5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 20-JUN-07. REMARK 100 THE DEPOSITION ID IS D_1000043413. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-OCT-06 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 7.50 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 RU300 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : OSMIC MAX-FLUX REMARK 200 OPTICS : MONOCHROMATOR OSMIC MAX-FLUX REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27635 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 12.060 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.6 REMARK 200 DATA REDUNDANCY : 3.500 REMARK 200 R MERGE (I) : 0.03900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 16.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.90 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.8 REMARK 200 DATA REDUNDANCY IN SHELL : 3.40 REMARK 200 R MERGE FOR SHELL (I) : 0.13900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 5.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR REMARK 200 SOFTWARE USED: MLPHARE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.17 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.29 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 25MM HEPES; 100MM CACL2;12,5% PEG3350, REMARK 280 5MM L-CYSTEINE , PH 7.5, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 277K, PH 7.50 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 30.23250 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 36.60600 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 34.05850 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 36.60600 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 30.23250 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 34.05850 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A MONOMER (CHAIN A) 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 -4 REMARK 465 GLU A 295 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 18 -71.34 -135.51 REMARK 500 LYS A 58 70.75 42.91 REMARK 500 MET A 60 -92.18 -119.06 REMARK 500 TYR A 102 -75.43 -139.53 REMARK 500 ALA A 144 -96.52 -111.93 REMARK 500 ALA A 184 64.88 61.02 REMARK 500 VAL A 186 -89.63 -128.18 REMARK 500 ASN A 235 -131.11 53.99 REMARK 500 HIS A 270 -94.54 -110.70 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 IOD A 557 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IOD A 558 DBREF 2QC5 A 1 295 UNP O87275 O87275_9STAP 1 295 SEQADV 2QC5 GLY A -4 UNP O87275 CLONING ARTIFACT SEQADV 2QC5 SER A -3 UNP O87275 CLONING ARTIFACT SEQADV 2QC5 GLU A -2 UNP O87275 CLONING ARTIFACT SEQADV 2QC5 ALA A -1 UNP O87275 CLONING ARTIFACT SEQADV 2QC5 TRP A 0 UNP O87275 CLONING ARTIFACT SEQADV 2QC5 ASN A 255 UNP O87275 LYS 255 ENGINEERED MUTATION SEQRES 1 A 300 GLY SER GLU ALA TRP MET ASN PHE TYR LEU GLU GLU PHE SEQRES 2 A 300 ASN LEU SER ILE PRO ASP SER GLY PRO TYR GLY ILE THR SEQRES 3 A 300 SER SER GLU ASP GLY LYS VAL TRP PHE THR GLN HIS LYS SEQRES 4 A 300 ALA ASN LYS ILE SER SER LEU ASP GLN SER GLY ARG ILE SEQRES 5 A 300 LYS GLU PHE GLU VAL PRO THR PRO ASP ALA LYS VAL MET SEQRES 6 A 300 CYS LEU ILE VAL SER SER LEU GLY ASP ILE TRP PHE THR SEQRES 7 A 300 GLU ASN GLY ALA ASN LYS ILE GLY LYS LEU SER LYS LYS SEQRES 8 A 300 GLY GLY PHE THR GLU TYR PRO LEU PRO GLN PRO ASP SER SEQRES 9 A 300 GLY PRO TYR GLY ILE THR GLU GLY LEU ASN GLY ASP ILE SEQRES 10 A 300 TRP PHE THR GLN LEU ASN GLY ASP ARG ILE GLY LYS LEU SEQRES 11 A 300 THR ALA ASP GLY THR ILE TYR GLU TYR ASP LEU PRO ASN SEQRES 12 A 300 LYS GLY SER TYR PRO ALA PHE ILE THR LEU GLY SER ASP SEQRES 13 A 300 ASN ALA LEU TRP PHE THR GLU ASN GLN ASN ASN SER ILE SEQRES 14 A 300 GLY ARG ILE THR ASN THR GLY LYS LEU GLU GLU TYR PRO SEQRES 15 A 300 LEU PRO THR ASN ALA ALA ALA PRO VAL GLY ILE THR SER SEQRES 16 A 300 GLY ASN ASP GLY ALA LEU TRP PHE VAL GLU ILE MET GLY SEQRES 17 A 300 ASN LYS ILE GLY ARG ILE THR THR THR GLY GLU ILE SER SEQRES 18 A 300 GLU TYR ASP ILE PRO THR PRO ASN ALA ARG PRO HIS ALA SEQRES 19 A 300 ILE THR ALA GLY LYS ASN SER GLU ILE TRP PHE THR GLU SEQRES 20 A 300 TRP GLY ALA ASN GLN ILE GLY ARG ILE THR ASN ASP ASN SEQRES 21 A 300 THR ILE GLN GLU TYR GLN LEU GLN THR GLU ASN ALA GLU SEQRES 22 A 300 PRO HIS GLY ILE THR PHE GLY LYS ASP GLY SER VAL TRP SEQRES 23 A 300 PHE ALA LEU LYS CYS LYS ILE GLY LYS LEU ASN LEU ASN SEQRES 24 A 300 GLU HET IOD A 557 1 HET IOD A 558 1 HETNAM IOD IODIDE ION FORMUL 2 IOD 2(I 1-) FORMUL 4 HOH *261(H2 O) HELIX 1 1 GLU A -2 MET A 1 5 4 SHEET 1 A 4 TYR A 4 PHE A 8 0 SHEET 2 A 4 ILE A 288 ASN A 292 -1 O LYS A 290 N GLU A 6 SHEET 3 A 4 VAL A 280 ALA A 283 -1 N VAL A 280 O LEU A 291 SHEET 4 A 4 ILE A 272 PHE A 274 -1 N THR A 273 O TRP A 281 SHEET 1 B 4 PRO A 17 SER A 22 0 SHEET 2 B 4 VAL A 28 GLN A 32 -1 O TRP A 29 N THR A 21 SHEET 3 B 4 LYS A 37 LEU A 41 -1 O LEU A 41 N VAL A 28 SHEET 4 B 4 ILE A 47 GLU A 51 -1 O PHE A 50 N ILE A 38 SHEET 1 C 4 VAL A 59 VAL A 64 0 SHEET 2 C 4 ILE A 70 GLU A 74 -1 O TRP A 71 N ILE A 63 SHEET 3 C 4 LYS A 79 LEU A 83 -1 O LEU A 83 N ILE A 70 SHEET 4 C 4 PHE A 89 PRO A 93 -1 O TYR A 92 N ILE A 80 SHEET 1 D 4 PRO A 101 GLU A 106 0 SHEET 2 D 4 ILE A 112 GLN A 116 -1 O TRP A 113 N THR A 105 SHEET 3 D 4 ARG A 121 LEU A 125 -1 O LEU A 125 N ILE A 112 SHEET 4 D 4 ILE A 131 ASP A 135 -1 O TYR A 132 N LYS A 124 SHEET 1 E 4 PRO A 143 LEU A 148 0 SHEET 2 E 4 LEU A 154 GLU A 158 -1 O TRP A 155 N THR A 147 SHEET 3 E 4 SER A 163 ILE A 167 -1 O ILE A 167 N LEU A 154 SHEET 4 E 4 LEU A 173 PRO A 177 -1 O TYR A 176 N ILE A 164 SHEET 1 F 4 PRO A 185 SER A 190 0 SHEET 2 F 4 LEU A 196 GLU A 200 -1 O TRP A 197 N THR A 189 SHEET 3 F 4 LYS A 205 ILE A 209 -1 O GLY A 207 N PHE A 198 SHEET 4 F 4 ILE A 215 ASP A 219 -1 O SER A 216 N ARG A 208 SHEET 1 G 4 PRO A 227 ALA A 232 0 SHEET 2 G 4 ILE A 238 GLU A 242 -1 O TRP A 239 N THR A 231 SHEET 3 G 4 GLN A 247 ILE A 251 -1 O GLY A 249 N PHE A 240 SHEET 4 G 4 ILE A 257 GLN A 261 -1 O GLN A 258 N ARG A 250 SITE 1 AC1 1 GLY A 19 SITE 1 AC2 2 THR A 264 HOH A 482 CRYST1 60.465 68.117 73.212 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 0.016538 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014681 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013659 0.00000