HEADER OXIDOREDUCTASE 27-DEC-19 6VE0 TITLE CRYSTAL STRUCTURE OF REDUCED SFMD BY SOAKING WITH SODIUM HYDROSULFITE COMPND MOL_ID: 1; COMPND 2 MOLECULE: 3-METHYL-L-TYROSINE PEROXYGENASE; COMPND 3 CHAIN: A; COMPND 4 EC: 1.11.2.5; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES LAVENDULAE; SOURCE 3 ORGANISM_TAXID: 1914; SOURCE 4 GENE: SFMD; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS HYDROXYLASE, HISTIDINE-LIGATED HEME, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR I.SHIN,A.LIU REVDAT 4 09-OCT-24 6VE0 1 REMARK REVDAT 3 11-OCT-23 6VE0 1 REMARK REVDAT 2 14-JUL-21 6VE0 1 JRNL REVDAT 1 10-MAR-21 6VE0 0 JRNL AUTH I.SHIN,I.DAVIS,K.NIEVES-MERCED,Y.WANG,S.MCHARDY,A.LIU JRNL TITL A NOVEL CATALYTIC HEME COFACTOR IN SFMD WITH A SINGLE JRNL TITL 2 THIOETHER BOND AND A BIS -HIS LIGAND SET REVEALED BY A DE JRNL TITL 3 NOVO CRYSTAL STRUCTURAL AND SPECTROSCOPIC STUDY. JRNL REF CHEM SCI V. 12 3984 2021 JRNL REFN ISSN 2041-6520 JRNL PMID 34163669 JRNL DOI 10.1039/D0SC06369J REMARK 2 REMARK 2 RESOLUTION. 3.15 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.17.1-3660 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.15 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 49.01 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 6117 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.265 REMARK 3 R VALUE (WORKING SET) : 0.260 REMARK 3 FREE R VALUE : 0.308 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.940 REMARK 3 FREE R VALUE TEST SET COUNT : 608 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 49.0100 - 5.0000 1.00 1459 158 0.2247 0.2613 REMARK 3 2 4.9900 - 3.9600 1.00 1358 155 0.2779 0.3351 REMARK 3 3 3.9600 - 3.4600 1.00 1359 147 0.3077 0.3705 REMARK 3 4 3.4600 - 3.1500 1.00 1333 148 0.3461 0.4019 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL 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) : 0.520 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 35.180 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 110.4 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 : NULL NULL REMARK 3 ANGLE : NULL NULL REMARK 3 CHIRALITY : NULL NULL REMARK 3 PLANARITY : NULL NULL REMARK 3 DIHEDRAL : NULL NULL 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 6VE0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-JAN-20. REMARK 100 THE DEPOSITION ID IS D_1000246249. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-DEC-19 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL9-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9795 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 6152 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.150 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 9.400 REMARK 200 R MERGE (I) : 0.10300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 6.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.15 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.20 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 8.60 REMARK 200 R MERGE FOR SHELL (I) : 1.08400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: 6VDP REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.38 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.13 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M TRIS PH 8.5, 0.2 M MAGNESIUM REMARK 280 CHLORIDE, 30% PEG 4000, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 295K 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 53.32167 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 106.64333 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 106.64333 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 53.32167 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 1 REMARK 465 THR A 2 REMARK 465 ALA A 3 REMARK 465 PRO A 4 REMARK 465 ALA A 5 REMARK 465 ASP A 6 REMARK 465 THR A 7 REMARK 465 VAL A 8 REMARK 465 HIS A 9 REMARK 465 PRO A 10 REMARK 465 ALA A 11 REMARK 465 GLY A 12 REMARK 465 GLN A 13 REMARK 465 PRO A 14 REMARK 465 ASP A 15 REMARK 465 TYR A 16 REMARK 465 VAL A 17 REMARK 465 VAL A 321 REMARK 465 GLY A 322 REMARK 465 ASP A 323 REMARK 465 GLN A 324 REMARK 465 SER A 325 REMARK 465 PRO A 326 REMARK 465 SER A 327 REMARK 465 LEU A 328 REMARK 465 LEU A 329 REMARK 465 ALA A 330 REMARK 465 ALA A 331 REMARK 465 GLN A 332 REMARK 465 GLY A 333 REMARK 465 SER A 334 REMARK 465 THR A 335 REMARK 465 ARG A 336 REMARK 465 SER A 337 REMARK 465 ALA A 338 REMARK 465 VAL A 339 REMARK 465 GLY A 340 REMARK 465 VAL A 341 REMARK 465 ILE A 342 REMARK 465 GLY A 343 REMARK 465 GLN A 344 REMARK 465 PHE A 345 REMARK 465 ARG A 346 REMARK 465 LYS A 347 REMARK 465 ILE A 348 REMARK 465 ARG A 349 REMARK 465 LEU A 350 REMARK 465 SER A 351 REMARK 465 ALA A 352 REMARK 465 LEU A 353 REMARK 465 PRO A 354 REMARK 465 GLU A 355 REMARK 465 GLN A 356 REMARK 465 PRO A 357 REMARK 465 ALA A 358 REMARK 465 THR A 359 REMARK 465 GLN A 360 REMARK 465 GLN A 361 REMARK 465 GLY A 362 REMARK 465 GLU A 363 REMARK 465 PRO A 364 REMARK 465 SER A 365 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 GLN A 19 -8.85 66.56 REMARK 500 ALA A 83 37.65 -86.00 REMARK 500 PRO A 111 97.36 -65.61 REMARK 500 PRO A 178 92.54 -63.40 REMARK 500 VAL A 316 -55.44 -126.98 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 HEC A 401 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 274 NE2 REMARK 620 2 HEC A 401 NA 85.5 REMARK 620 3 HEC A 401 NB 106.8 91.7 REMARK 620 4 HEC A 401 NC 105.3 169.2 85.7 REMARK 620 5 HEC A 401 ND 85.7 87.6 167.4 92.7 REMARK 620 6 HIS A 313 NE2 171.0 89.8 65.5 79.5 101.8 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 HEC A 401 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 6VDP RELATED DB: PDB REMARK 900 RELATED ID: 6VDQ RELATED DB: PDB DBREF 6VE0 A 1 365 UNP B0CN28 SFMD_STRLA 1 365 SEQRES 1 A 365 MET THR ALA PRO ALA ASP THR VAL HIS PRO ALA GLY GLN SEQRES 2 A 365 PRO ASP TYR VAL ALA GLN VAL ALA THR VAL PRO PHE ARG SEQRES 3 A 365 LEU GLY ARG PRO GLU GLU LEU PRO GLY THR LEU ASP GLU SEQRES 4 A 365 LEU ARG ALA ALA VAL SER ALA ARG ALA GLY GLU ALA VAL SEQRES 5 A 365 ARG GLY LEU ASN ARG PRO GLY ALA ARG THR ASP LEU ALA SEQRES 6 A 365 ALA LEU LEU ALA ALA THR GLU ARG THR ARG ALA ALA LEU SEQRES 7 A 365 ALA PRO VAL GLY ALA GLY PRO VAL GLY ASP ASP PRO SER SEQRES 8 A 365 GLU SER GLU ALA ASN ARG ASP ASN ASP LEU ALA PHE GLY SEQRES 9 A 365 ILE VAL ARG THR ARG GLY PRO VAL ALA GLU LEU LEU VAL SEQRES 10 A 365 ASP ALA ALA LEU ALA ALA LEU ALA GLY ILE LEU GLU VAL SEQRES 11 A 365 ALA VAL ASP ARG GLY SER ASP LEU GLU ASP ALA ALA TRP SEQRES 12 A 365 GLN ARG PHE ILE GLY GLY PHE ASP ALA LEU LEU GLY TRP SEQRES 13 A 365 LEU ALA ASP PRO HIS SER ALA PRO ARG PRO ALA THR VAL SEQRES 14 A 365 PRO GLY ALA GLY PRO ALA GLY PRO PRO VAL HIS GLN ASP SEQRES 15 A 365 ALA LEU ARG ARG TRP VAL ARG GLY HIS HIS VAL PHE MET SEQRES 16 A 365 VAL LEU ALA GLN GLY CYS ALA LEU ALA THR ALA CYS LEU SEQRES 17 A 365 ARG ASP SER ALA ALA ARG GLY ASP LEU PRO GLY ALA GLU SEQRES 18 A 365 ALA SER ALA ALA ALA ALA GLU ALA LEU MET ARG GLY CYS SEQRES 19 A 365 GLN GLY ALA LEU LEU TYR ALA GLY ASP ALA ASN ARG GLU SEQRES 20 A 365 GLN TYR ASN GLU GLN ILE ARG PRO THR LEU MET PRO PRO SEQRES 21 A 365 VAL ALA PRO PRO LYS MET SER GLY LEU HIS TRP ARG ASP SEQRES 22 A 365 HIS GLU VAL LEU ILE LYS GLU LEU ALA GLY SER ARG ASP SEQRES 23 A 365 ALA TRP GLU TRP LEU SER ALA GLN GLY SER GLU ARG PRO SEQRES 24 A 365 ALA THR PHE ARG ALA ALA LEU ALA GLU THR TYR ASP SER SEQRES 25 A 365 HIS ILE GLY VAL CYS GLY HIS PHE VAL GLY ASP GLN SER SEQRES 26 A 365 PRO SER LEU LEU ALA ALA GLN GLY SER THR ARG SER ALA SEQRES 27 A 365 VAL GLY VAL ILE GLY GLN PHE ARG LYS ILE ARG LEU SER SEQRES 28 A 365 ALA LEU PRO GLU GLN PRO ALA THR GLN GLN GLY GLU PRO SEQRES 29 A 365 SER HET HEC A 401 43 HETNAM HEC HEME C FORMUL 2 HEC C34 H34 FE N4 O4 HELIX 1 AA1 ARG A 29 LEU A 33 5 5 HELIX 2 AA2 THR A 36 ASN A 56 1 21 HELIX 3 AA3 ASP A 63 LEU A 78 1 16 HELIX 4 AA4 SER A 93 ALA A 102 1 10 HELIX 5 AA5 PRO A 111 ARG A 134 1 24 HELIX 6 AA6 ALA A 141 ASP A 159 1 19 HELIX 7 AA7 GLN A 181 ARG A 214 1 34 HELIX 8 AA8 ASP A 216 GLU A 251 1 36 HELIX 9 AA9 TRP A 271 ALA A 282 1 12 HELIX 10 AB1 SER A 284 GLN A 294 1 11 HELIX 11 AB2 GLU A 297 HIS A 313 1 17 SHEET 1 AA1 2 PHE A 25 LEU A 27 0 SHEET 2 AA1 2 ILE A 105 ARG A 107 1 O VAL A 106 N PHE A 25 LINK SG CYS A 317 CAC HEC A 401 1555 1555 1.80 LINK NE2 HIS A 274 FE HEC A 401 1555 1555 2.69 LINK NE2 HIS A 313 FE HEC A 401 1555 1555 2.54 CISPEP 1 VAL A 23 PRO A 24 0 -0.91 SITE 1 AC1 15 HIS A 180 GLN A 181 PHE A 194 CYS A 234 SITE 2 AC1 15 ARG A 254 THR A 256 LEU A 257 MET A 266 SITE 3 AC1 15 GLY A 268 HIS A 274 LEU A 281 LEU A 306 SITE 4 AC1 15 TYR A 310 HIS A 313 CYS A 317 CRYST1 59.453 59.453 159.965 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 0.016820 0.009711 0.000000 0.00000 SCALE2 0.000000 0.019422 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006251 0.00000