HEADER HYDROLASE 29-NOV-05 2F6F TITLE THE STRUCTURE OF THE S295F MUTANT OF HUMAN PTP1B COMPND MOL_ID: 1; COMPND 2 MOLECULE: TYROSINE-PROTEIN PHOSPHATASE, NON-RECEPTOR TYPE 1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: CATALYTIC DOMAIN; COMPND 5 SYNONYM: PROTEIN-TYROSINE PHOSPHATASE 1B, PTP-1B; COMPND 6 EC: 3.1.3.48; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: PTPN1, PTP1B; 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_VECTOR_TYPE: PLASMID KEYWDS PHOSPHATASE, LIGAND BINDING, MUTATIONS, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR J.MONTALIBET,K.SKOREY,D.MCKAY,G.SCAPIN,E.ASANTE-APPIAH,B.P.KENNEDY REVDAT 4 20-OCT-21 2F6F 1 REMARK SEQADV LINK REVDAT 3 24-FEB-09 2F6F 1 VERSN REVDAT 2 03-OCT-06 2F6F 1 JRNL REVDAT 1 06-DEC-05 2F6F 0 JRNL AUTH J.MONTALIBET,K.SKOREY,D.MCKAY,G.SCAPIN,E.ASANTE-APPIAH, JRNL AUTH 2 B.P.KENNEDY JRNL TITL RESIDUES DISTANT FROM THE ACTIVE SITE INFLUENCE JRNL TITL 2 PROTEIN-TYROSINE PHOSPHATASE 1B INHIBITOR BINDING. JRNL REF J.BIOL.CHEM. V. 281 5258 2006 JRNL REFN ISSN 0021-9258 JRNL PMID 16332678 JRNL DOI 10.1074/JBC.M511546200 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNX REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN,ACCELRYS REMARK 3 : SOFTWARE INC.(BADGER,BERARD,KUMAR,SZALMA, REMARK 3 : YIP,DZAKULA) REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 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) (%) : 97.5 REMARK 3 NUMBER OF REFLECTIONS : 31448 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) : 0.186 REMARK 3 R VALUE (WORKING SET) : 0.183 REMARK 3 FREE R VALUE : 0.203 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1556 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 32255 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.10 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 82.70 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2060 REMARK 3 BIN FREE R VALUE : 0.2540 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 150 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 : 2441 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 250 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 22.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.20 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.24400 REMARK 3 B22 (A**2) : -1.24400 REMARK 3 B33 (A**2) : 2.48900 REMARK 3 B12 (A**2) : -1.76800 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.20 REMARK 3 ESD FROM SIGMAA (A) : 0.09 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.23 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.15 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.011 REMARK 3 BOND ANGLES (DEGREES) : 1.450 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.847 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 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 2F6F COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-NOV-05. REMARK 100 THE DEPOSITION ID IS D_1000035508. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-MAY-03 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 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 FR-D REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA, CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31482 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 200 DATA REDUNDANCY : 10.10 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06900 REMARK 200 FOR THE DATA SET : 9.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.10 REMARK 200 COMPLETENESS FOR SHELL (%) : 87.7 REMARK 200 DATA REDUNDANCY IN SHELL : 7.70 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.34400 REMARK 200 FOR SHELL : 2.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: CNX REMARK 200 STARTING MODEL: PDB ENTRY 1PTY REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 63.04 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.33 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350, MGCL2, HEPES, PH 7.0, VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 277K 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 34.72667 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 69.45333 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 69.45333 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 34.72667 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 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 SER A 285 OG REMARK 470 VAL A 287 CG1 CG2 REMARK 470 LYS A 292 CG CD CE NZ REMARK 470 GLU A 293 CG CD OE1 OE2 REMARK 470 LEU A 294 CG CD1 CD2 REMARK 470 PHE A 295 CG CD1 CD2 CE1 CE2 CZ REMARK 470 HIS A 296 CG ND1 CD2 CE1 NE2 REMARK 470 GLU A 297 CG CD OE1 OE2 REMARK 470 ASP A 298 CG OD1 OD2 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 A 63 -76.08 -62.44 REMARK 500 CYS A 215 -141.10 -138.62 REMARK 500 ILE A 219 -33.45 -136.06 REMARK 500 ILE A 261 105.33 78.32 REMARK 500 TRP A 291 -62.96 -97.23 REMARK 500 GLU A 293 -70.75 -68.24 REMARK 500 HIS A 296 -91.82 -81.62 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 A3004 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A3244 O REMARK 620 2 HOH A3245 O 93.7 REMARK 620 3 HOH A3246 O 171.5 87.8 REMARK 620 4 HOH A3247 O 96.8 100.9 91.2 REMARK 620 5 HOH A3248 O 79.6 94.2 91.9 164.6 REMARK 620 6 HOH A3249 O 83.8 171.9 93.6 87.0 77.8 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A3005 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A3250 O REMARK 620 2 HOH A3251 O 79.2 REMARK 620 3 HOH A3252 O 160.0 84.2 REMARK 620 4 HOH A3253 O 102.1 93.2 89.8 REMARK 620 5 HOH A3254 O 78.1 83.6 89.1 176.6 REMARK 620 6 HOH A3255 O 96.4 175.6 100.2 87.1 96.3 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 CL A 3001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 3002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 3003 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 3004 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 3005 DBREF 2F6F A 1 298 UNP P18031 PTN1_HUMAN 1 298 SEQADV 2F6F ALA A -3 UNP P18031 CLONING ARTIFACT SEQADV 2F6F LEU A -2 UNP P18031 CLONING ARTIFACT SEQADV 2F6F GLU A -1 UNP P18031 CLONING ARTIFACT SEQADV 2F6F PHE A 0 UNP P18031 CLONING ARTIFACT SEQADV 2F6F PHE A 295 UNP P18031 SER 295 ENGINEERED MUTATION SEQRES 1 A 302 ALA LEU GLU PHE MET GLU MET GLU LYS GLU PHE GLU GLN SEQRES 2 A 302 ILE ASP LYS SER GLY SER TRP ALA ALA ILE TYR GLN ASP SEQRES 3 A 302 ILE ARG HIS GLU ALA SER ASP PHE PRO CYS ARG VAL ALA SEQRES 4 A 302 LYS LEU PRO LYS ASN LYS ASN ARG ASN ARG TYR ARG ASP SEQRES 5 A 302 VAL SER PRO PHE ASP HIS SER ARG ILE LYS LEU HIS GLN SEQRES 6 A 302 GLU ASP ASN ASP TYR ILE ASN ALA SER LEU ILE LYS MET SEQRES 7 A 302 GLU GLU ALA GLN ARG SER TYR ILE LEU THR GLN GLY PRO SEQRES 8 A 302 LEU PRO ASN THR CYS GLY HIS PHE TRP GLU MET VAL TRP SEQRES 9 A 302 GLU GLN LYS SER ARG GLY VAL VAL MET LEU ASN ARG VAL SEQRES 10 A 302 MET GLU LYS GLY SER LEU LYS CYS ALA GLN TYR TRP PRO SEQRES 11 A 302 GLN LYS GLU GLU LYS GLU MET ILE PHE GLU ASP THR ASN SEQRES 12 A 302 LEU LYS LEU THR LEU ILE SER GLU ASP ILE LYS SER TYR SEQRES 13 A 302 TYR THR VAL ARG GLN LEU GLU LEU GLU ASN LEU THR THR SEQRES 14 A 302 GLN GLU THR ARG GLU ILE LEU HIS PHE HIS TYR THR THR SEQRES 15 A 302 TRP PRO ASP PHE GLY VAL PRO GLU SER PRO ALA SER PHE SEQRES 16 A 302 LEU ASN PHE LEU PHE LYS VAL ARG GLU SER GLY SER LEU SEQRES 17 A 302 SER PRO GLU HIS GLY PRO VAL VAL VAL HIS CYS SER ALA SEQRES 18 A 302 GLY ILE GLY ARG SER GLY THR PHE CYS LEU ALA ASP THR SEQRES 19 A 302 CYS LEU LEU LEU MET ASP LYS ARG LYS ASP PRO SER SER SEQRES 20 A 302 VAL ASP ILE LYS LYS VAL LEU LEU GLU MET ARG LYS PHE SEQRES 21 A 302 ARG MET GLY LEU ILE GLN THR ALA ASP GLN LEU ARG PHE SEQRES 22 A 302 SER TYR LEU ALA VAL ILE GLU GLY ALA LYS PHE ILE MET SEQRES 23 A 302 GLY ASP SER SER VAL GLN ASP GLN TRP LYS GLU LEU PHE SEQRES 24 A 302 HIS GLU ASP HET CL A3001 1 HET CL A3002 1 HET CL A3003 1 HET MG A3004 1 HET MG A3005 1 HETNAM CL CHLORIDE ION HETNAM MG MAGNESIUM ION FORMUL 2 CL 3(CL 1-) FORMUL 5 MG 2(MG 2+) FORMUL 7 HOH *250(H2 O) HELIX 1 1 MET A 1 GLY A 14 1 14 HELIX 2 2 SER A 15 ALA A 27 1 13 HELIX 3 3 LEU A 37 ASN A 44 5 8 HELIX 4 4 PHE A 52 HIS A 54 5 3 HELIX 5 5 THR A 91 LYS A 103 1 13 HELIX 6 6 PRO A 188 SER A 201 1 14 HELIX 7 7 GLY A 220 ARG A 238 1 19 HELIX 8 8 ASP A 240 VAL A 244 5 5 HELIX 9 9 ASP A 245 ARG A 254 1 10 HELIX 10 10 THR A 263 MET A 282 1 20 HELIX 11 11 ASP A 284 GLU A 293 1 10 SHEET 1 A 9 ARG A 56 LYS A 58 0 SHEET 2 A 9 TYR A 66 MET A 74 -1 O ALA A 69 N ILE A 57 SHEET 3 A 9 ARG A 79 THR A 84 -1 O TYR A 81 N ILE A 72 SHEET 4 A 9 VAL A 211 HIS A 214 1 O VAL A 213 N ILE A 82 SHEET 5 A 9 GLY A 106 MET A 109 1 N VAL A 108 O VAL A 212 SHEET 6 A 9 GLU A 167 TYR A 176 1 O PHE A 174 N VAL A 107 SHEET 7 A 9 TYR A 153 ASN A 162 -1 N ARG A 156 O HIS A 173 SHEET 8 A 9 LEU A 140 ILE A 149 -1 N ILE A 145 O GLN A 157 SHEET 9 A 9 MET A 133 PHE A 135 -1 N MET A 133 O LEU A 142 SHEET 1 B 2 MET A 114 GLU A 115 0 SHEET 2 B 2 SER A 118 LEU A 119 -1 O SER A 118 N GLU A 115 LINK MG MG A3004 O HOH A3244 1555 1555 2.24 LINK MG MG A3004 O HOH A3245 1555 1555 2.29 LINK MG MG A3004 O HOH A3246 1555 1555 2.05 LINK MG MG A3004 O HOH A3247 1555 1555 2.17 LINK MG MG A3004 O HOH A3248 1555 1555 2.16 LINK MG MG A3004 O HOH A3249 1555 1555 1.89 LINK MG MG A3005 O HOH A3250 1555 1555 2.18 LINK MG MG A3005 O HOH A3251 1555 1555 2.05 LINK MG MG A3005 O HOH A3252 1555 1555 2.22 LINK MG MG A3005 O HOH A3253 1555 1555 2.19 LINK MG MG A3005 O HOH A3254 1555 1555 2.11 LINK MG MG A3005 O HOH A3255 1555 1555 2.01 SITE 1 AC1 5 MET A 114 GLY A 117 SER A 205 HOH A3172 SITE 2 AC1 5 HOH A3174 SITE 1 AC2 5 TYR A 20 ARG A 24 ARG A 254 GLN A 262 SITE 2 AC2 5 HOH A3141 SITE 1 AC3 5 CYS A 215 SER A 216 ARG A 221 HOH A3035 SITE 2 AC3 5 HOH A3050 SITE 1 AC4 6 HOH A3244 HOH A3245 HOH A3246 HOH A3247 SITE 2 AC4 6 HOH A3248 HOH A3249 SITE 1 AC5 6 HOH A3250 HOH A3251 HOH A3252 HOH A3253 SITE 2 AC5 6 HOH A3254 HOH A3255 CRYST1 88.330 88.330 104.180 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 0.011321 0.006536 0.000000 0.00000 SCALE2 0.000000 0.013073 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009599 0.00000