HEADER HYDROLASE 16-JAN-97 1AAX TITLE CRYSTAL STRUCTURE OF PROTEIN TYROSINE PHOSPHATASE 1B COMPLEXED WITH TITLE 2 TWO BIS(PARA-PHOSPHOPHENYL)METHANE (BPPM) MOLECULES COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN TYROSINE PHOSPHATASE 1B; COMPND 3 CHAIN: A; COMPND 4 EC: 3.1.3.48; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 CELL_LINE: BL21; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PUC118-PTP1B/C215S KEYWDS COMPLEX (HYDROLASE-INHIBITOR), HYDROLASE, PHOSPHORYLATION, NON- KEYWDS 2 PEPTIDE INHIBITOR EXPDTA X-RAY DIFFRACTION AUTHOR Y.A.PUIUS,Y.ZHAO,M.SULLIVAN,D.LAWRENCE,S.C.ALMO,Z.-Y.ZHANG REVDAT 5 02-AUG-23 1AAX 1 REMARK REVDAT 4 03-NOV-21 1AAX 1 REMARK SEQADV REVDAT 3 18-JUL-12 1AAX 1 HETATM HETSYN VERSN REVDAT 2 24-FEB-09 1AAX 1 VERSN REVDAT 1 04-MAR-98 1AAX 0 JRNL AUTH Y.A.PUIUS,Y.ZHAO,M.SULLIVAN,D.S.LAWRENCE,S.C.ALMO,Z.Y.ZHANG JRNL TITL IDENTIFICATION OF A SECOND ARYL PHOSPHATE-BINDING SITE IN JRNL TITL 2 PROTEIN-TYROSINE PHOSPHATASE 1B: A PARADIGM FOR INHIBITOR JRNL TITL 3 DESIGN. JRNL REF PROC.NATL.ACAD.SCI.USA V. 94 13420 1997 JRNL REFN ISSN 0027-8424 JRNL PMID 9391040 JRNL DOI 10.1073/PNAS.94.25.13420 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH J.MONTSERAT,L.CHEN,D.S.LAWRENCE,Z.Y.ZHANG REMARK 1 TITL POTENT LOW MOLECULAR WEIGHT SUBSTRATES FOR PROTEIN-TYROSINE REMARK 1 TITL 2 PHOSPHATASE REMARK 1 REF J.BIOL.CHEM. V. 271 7868 1996 REMARK 1 REFN ISSN 0021-9258 REMARK 1 REFERENCE 2 REMARK 1 AUTH Z.JIA,D.BARFORD,A.J.FLINT,N.K.TONKS REMARK 1 TITL STRUCTURAL BASIS FOR PHOSPHOTYROSINE PEPTIDE RECOGNITION BY REMARK 1 TITL 2 PROTEIN TYROSINE PHOSPHATASE 1B REMARK 1 REF SCIENCE V. 268 1754 1995 REMARK 1 REFN ISSN 0036-8075 REMARK 1 REFERENCE 3 REMARK 1 AUTH D.BARFORD,A.J.FLINT,N.K.TONKS REMARK 1 TITL CRYSTAL STRUCTURE OF HUMAN PROTEIN TYROSINE PHOSPHATASE 1B REMARK 1 REF SCIENCE V. 263 1397 1994 REMARK 1 REFN ISSN 0036-8075 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 22.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 31197 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.182 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.97 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 69.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2558 REMARK 3 BIN R VALUE (WORKING SET) : 0.2700 REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2426 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 47 REMARK 3 SOLVENT ATOMS : 233 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.80 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.850 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1AAX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000170603. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : FEB-96 REMARK 200 TEMPERATURE (KELVIN) : 140 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X9B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.20 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : FUJI REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31197 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 22.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 82.1 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.05200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 24.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.97 REMARK 200 COMPLETENESS FOR SHELL (%) : 69.2 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.26700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: DIFFERENCE FOURIER REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: PDB ENTRY 2HNQ REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 61.06 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.16 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 7.5 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 34.84400 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 69.68800 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 69.68800 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 34.84400 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 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 LEU A 299 REMARK 465 GLU A 300 REMARK 465 PRO A 301 REMARK 465 PRO A 302 REMARK 465 PRO A 303 REMARK 465 GLY A 304 REMARK 465 HIS A 305 REMARK 465 ILE A 306 REMARK 465 PRO A 307 REMARK 465 PRO A 308 REMARK 465 PRO A 309 REMARK 465 PRO A 310 REMARK 465 ARG A 311 REMARK 465 PRO A 312 REMARK 465 PRO A 313 REMARK 465 LYS A 314 REMARK 465 ARG A 315 REMARK 465 ILE A 316 REMARK 465 LEU A 317 REMARK 465 GLU A 318 REMARK 465 PRO A 319 REMARK 465 HIS A 320 REMARK 465 ASN A 321 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 CYS A 121 145.38 -172.07 REMARK 500 LYS A 131 72.70 -117.92 REMARK 500 SER A 215 -145.30 -136.71 REMARK 500 ILE A 219 -41.15 -138.65 REMARK 500 ILE A 261 111.57 81.05 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 BPPM MOLECULES A AND B BIND PTP1B IN MUTUALLY EXCLUSIVE REMARK 600 MODES. 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 401 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 728 O REMARK 620 2 HOH A 729 O 89.5 REMARK 620 3 HOH A 730 O 90.2 89.9 REMARK 620 4 HOH A 731 O 89.7 90.2 179.9 REMARK 620 5 HOH A 732 O 90.2 179.6 90.3 89.6 REMARK 620 6 HOH A 733 O 179.2 89.7 89.7 90.4 90.6 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 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BPM A 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BPM A 403 DBREF 1AAX A 1 321 UNP P18031 PTN1_HUMAN 1 321 SEQADV 1AAX SER A 215 UNP P18031 CYS 215 ENGINEERED MUTATION SEQADV 1AAX GLY A 304 UNP P18031 GLU 304 CONFLICT SEQRES 1 A 321 MET GLU MET GLU LYS GLU PHE GLU GLN ILE ASP LYS SER SEQRES 2 A 321 GLY SER TRP ALA ALA ILE TYR GLN ASP ILE ARG HIS GLU SEQRES 3 A 321 ALA SER ASP PHE PRO CYS ARG VAL ALA LYS LEU PRO LYS SEQRES 4 A 321 ASN LYS ASN ARG ASN ARG TYR ARG ASP VAL SER PRO PHE SEQRES 5 A 321 ASP HIS SER ARG ILE LYS LEU HIS GLN GLU ASP ASN ASP SEQRES 6 A 321 TYR ILE ASN ALA SER LEU ILE LYS MET GLU GLU ALA GLN SEQRES 7 A 321 ARG SER TYR ILE LEU THR GLN GLY PRO LEU PRO ASN THR SEQRES 8 A 321 CYS GLY HIS PHE TRP GLU MET VAL TRP GLU GLN LYS SER SEQRES 9 A 321 ARG GLY VAL VAL MET LEU ASN ARG VAL MET GLU LYS GLY SEQRES 10 A 321 SER LEU LYS CYS ALA GLN TYR TRP PRO GLN LYS GLU GLU SEQRES 11 A 321 LYS GLU MET ILE PHE GLU ASP THR ASN LEU LYS LEU THR SEQRES 12 A 321 LEU ILE SER GLU ASP ILE LYS SER TYR TYR THR VAL ARG SEQRES 13 A 321 GLN LEU GLU LEU GLU ASN LEU THR THR GLN GLU THR ARG SEQRES 14 A 321 GLU ILE LEU HIS PHE HIS TYR THR THR TRP PRO ASP PHE SEQRES 15 A 321 GLY VAL PRO GLU SER PRO ALA SER PHE LEU ASN PHE LEU SEQRES 16 A 321 PHE LYS VAL ARG GLU SER GLY SER LEU SER PRO GLU HIS SEQRES 17 A 321 GLY PRO VAL VAL VAL HIS SER SER ALA GLY ILE GLY ARG SEQRES 18 A 321 SER GLY THR PHE CYS LEU ALA ASP THR CYS LEU LEU LEU SEQRES 19 A 321 MET ASP LYS ARG LYS ASP PRO SER SER VAL ASP ILE LYS SEQRES 20 A 321 LYS VAL LEU LEU GLU MET ARG LYS PHE ARG MET GLY LEU SEQRES 21 A 321 ILE GLN THR ALA ASP GLN LEU ARG PHE SER TYR LEU ALA SEQRES 22 A 321 VAL ILE GLU GLY ALA LYS PHE ILE MET GLY ASP SER SER SEQRES 23 A 321 VAL GLN ASP GLN TRP LYS GLU LEU SER HIS GLU ASP LEU SEQRES 24 A 321 GLU PRO PRO PRO GLY HIS ILE PRO PRO PRO PRO ARG PRO SEQRES 25 A 321 PRO LYS ARG ILE LEU GLU PRO HIS ASN HET MG A 401 1 HET BPM A 402 23 HET BPM A 403 23 HETNAM MG MAGNESIUM ION HETNAM BPM 4-PHOSPHONOOXY-PHENYL-METHYL-[4-PHOSPHONOOXY]BENZEN HETSYN BPM BIS-(PARA-PHOSPHOPHENYL) FORMUL 2 MG MG 2+ FORMUL 3 BPM 2(C13 H14 O8 P2) FORMUL 5 HOH *233(H2 O) HELIX 1 1 MET A 3 SER A 13 1 11 HELIX 2 2 TRP A 16 GLU A 26 1 11 HELIX 3 3 PRO A 38 ARG A 43 5 6 HELIX 4 4 CYS A 92 GLU A 101 1 10 HELIX 5 5 PRO A 188 SER A 201 1 14 HELIX 6 6 GLY A 220 ARG A 238 1 19 HELIX 7 7 PRO A 241 SER A 243 5 3 HELIX 8 8 ILE A 246 LYS A 255 1 10 HELIX 9 9 ALA A 264 ILE A 281 1 18 HELIX 10 10 SER A 285 SER A 295 5 11 SHEET 1 A 8 ALA A 69 MET A 74 0 SHEET 2 A 8 ARG A 79 THR A 84 -1 N LEU A 83 O SER A 70 SHEET 3 A 8 VAL A 211 HIS A 214 1 N VAL A 211 O ILE A 82 SHEET 4 A 8 GLY A 106 MET A 109 1 N VAL A 108 O VAL A 212 SHEET 5 A 8 GLU A 167 TYR A 176 1 N LEU A 172 O VAL A 107 SHEET 6 A 8 TYR A 153 ASN A 162 -1 N ASN A 162 O GLU A 167 SHEET 7 A 8 LEU A 140 ILE A 149 -1 N ASP A 148 O VAL A 155 SHEET 8 A 8 MET A 133 PHE A 135 -1 N PHE A 135 O LEU A 140 LINK MG MG A 401 O HOH A 728 1555 1555 2.06 LINK MG MG A 401 O HOH A 729 1555 1555 2.05 LINK MG MG A 401 O HOH A 730 1555 1555 2.08 LINK MG MG A 401 O HOH A 731 1555 1555 2.05 LINK MG MG A 401 O HOH A 732 1555 1555 2.06 LINK MG MG A 401 O HOH A 733 1555 1555 2.07 SITE 1 AC1 6 HOH A 728 HOH A 729 HOH A 730 HOH A 731 SITE 2 AC1 6 HOH A 732 HOH A 733 SITE 1 AC2 14 TYR A 46 PHE A 182 SER A 215 SER A 216 SITE 2 AC2 14 ALA A 217 GLY A 218 ILE A 219 GLY A 220 SITE 3 AC2 14 ARG A 221 SER A 285 SER A 286 ASP A 289 SITE 4 AC2 14 HOH A 528 HOH A 708 SITE 1 AC3 9 ARG A 24 ASP A 48 VAL A 49 ARG A 254 SITE 2 AC3 9 GLY A 259 GLN A 262 HOH A 520 HOH A 529 SITE 3 AC3 9 HOH A 652 CRYST1 88.369 88.369 104.532 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 0.011316 0.006533 0.000000 0.00000 SCALE2 0.000000 0.013067 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009566 0.00000