HEADER PROTEIN BINDING 25-SEP-09 3K10 TITLE CRYSTAL STRUCTURE OF TELOMERE CAPPING PROTEIN STN1 FROM SACCHAROMYCES TITLE 2 CEREVISIAE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN STN1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 313-491; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE; SOURCE 3 ORGANISM_COMMON: YEAST; SOURCE 4 ORGANISM_TAXID: 4932; SOURCE 5 GENE: D4456, STN1, YD8554.15, YDR082W; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET DUET KEYWDS WINGED HELIX TURN HELIX, TELOMERE CAPPING, CHROMOSOMAL PROTEIN, KEYWDS 2 PHOSPHOPROTEIN, TELOMERE, PROTEIN BINDING EXPDTA X-RAY DIFFRACTION AUTHOR A.D.GELINAS,F.E.REYES,R.T.BATEY,D.S.WUTTKE REVDAT 4 06-NOV-24 3K10 1 REMARK REVDAT 3 01-NOV-17 3K10 1 REMARK REVDAT 2 01-DEC-09 3K10 1 JRNL REVDAT 1 27-OCT-09 3K10 0 JRNL AUTH A.D.GELINAS,M.PASCHINI,F.E.REYES,A.HEROUX,R.T.BATEY, JRNL AUTH 2 V.LUNDBLAD,D.S.WUTTKE JRNL TITL TELOMERE CAPPING PROTEINS ARE STRUCTURALLY RELATED TO RPA JRNL TITL 2 WITH AN ADDITIONAL TELOMERE-SPECIFIC DOMAIN. JRNL REF PROC.NATL.ACAD.SCI.USA V. 106 19298 2009 JRNL REFN ISSN 0027-8424 JRNL PMID 19884503 JRNL DOI 10.1073/PNAS.0909203106 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1480.0 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 77.3 REMARK 3 NUMBER OF REFLECTIONS : 10710 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) : 0.246 REMARK 3 FREE R VALUE : 0.301 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.400 REMARK 3 FREE R VALUE TEST SET COUNT : 1406 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 : 28 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.53 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 263 REMARK 3 BIN R VALUE (WORKING SET) : 0.3890 REMARK 3 BIN FREE R VALUE : 0.3700 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 30 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 : 1348 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 146 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 55.27 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 10.92300 REMARK 3 B22 (A**2) : 10.92300 REMARK 3 B33 (A**2) : -21.84600 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 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) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.320 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 47.13 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 : CNS_TOPPAR:PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : CNS_TOPPAR:WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3K10 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-OCT-09. REMARK 100 THE DEPOSITION ID IS D_1000055409. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-AUG-08; 04-AUG-08; 19-JUN-09 REMARK 200 TEMPERATURE (KELVIN) : 93.15; 93.15; 93.15 REMARK 200 PH : 8.4 REMARK 200 NUMBER OF CRYSTALS USED : 2 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N; N; Y REMARK 200 RADIATION SOURCE : ROTATING ANODE; ROTATING ANODE; REMARK 200 NSLS REMARK 200 BEAMLINE : NULL; NULL; X29A REMARK 200 X-RAY GENERATOR MODEL : RIGAKU; RIGAKU; NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M; M; M REMARK 200 WAVELENGTH OR RANGE (A) : 1.502; 1.502; 1.0809 REMARK 200 MONOCHROMATOR : NULL; NULL; NULL REMARK 200 OPTICS : NULL; NULL; NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE; IMAGE PLATE; CCD REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV; RIGAKU RAXIS REMARK 200 IV; ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13389 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 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 (%) : 85.5 REMARK 200 DATA REDUNDANCY : 8.600 REMARK 200 R MERGE (I) : 0.06300 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 14.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.38 REMARK 200 COMPLETENESS FOR SHELL (%) : 35.5 REMARK 200 DATA REDUNDANCY IN SHELL : 4.60 REMARK 200 R MERGE FOR SHELL (I) : 0.42100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH; SINGLE WAVELENGTH; SINGLE REMARK 200 WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SIRAS REMARK 200 SOFTWARE USED: SOLVE 2.13, RESOLVE 2.13 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 60.97 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.15 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 15% W/V PEG 1000, 10 MM EDTA, 0.1 M REMARK 280 TRIS-HCL PH 8.4, 10MM PTCL4, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 290K. 15% W/V PEG 1000, 10 MM EDTA, 0.1 M TRIS-HCL REMARK 280 PH 8.4, 6MM KAUCL4, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 290K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 93.27600 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 26.35450 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 26.35450 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 139.91400 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 26.35450 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 26.35450 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 46.63800 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 26.35450 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 26.35450 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 139.91400 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 26.35450 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 26.35450 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 46.63800 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 93.27600 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 PRO A 472 REMARK 465 LYS A 473 REMARK 465 ASN A 474 REMARK 465 GLY A 475 REMARK 465 MET A 476 REMARK 465 GLU A 477 REMARK 465 ASP A 478 REMARK 465 GLN A 479 REMARK 465 ASN A 480 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 LYS A 329 CG CD CE NZ REMARK 470 LYS A 338 CG CD CE NZ REMARK 470 LYS A 340 CG CD CE NZ REMARK 470 ARG A 343 CG CD NE CZ NH1 NH2 REMARK 470 ASP A 471 CG OD1 OD2 REMARK 470 SER A 481 OG REMARK 470 LEU A 485 CG CD1 CD2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O CYS A 420 O THR A 422 8772 2.15 REMARK 500 REMARK 500 REMARK: NULL 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 ALA A 315 -131.26 64.05 REMARK 500 GLN A 327 -23.28 81.92 REMARK 500 TYR A 421 -63.37 63.64 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3K0X RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF TELOMERE CAPPING PROTEIN TEN1 FROM REMARK 900 SACCHAROMYCES POMBE DBREF 3K10 A 313 491 UNP P38960 STN1_YEAST 313 491 SEQRES 1 A 179 THR SER ALA LYS SER ASN LEU MET LEU ILE LEU LEU GLY SEQRES 2 A 179 LEU GLN MET LYS GLU ILE SER ASN SER ASP LEU TYR LYS SEQRES 3 A 179 LEU LYS GLU VAL ARG SER VAL VAL THR SER LEU ALA SER SEQRES 4 A 179 PHE LEU PHE GLN GLN GLN ASN VAL GLY VAL MET LYS SER SEQRES 5 A 179 PHE ASP SER LEU GLU LYS GLU ALA PHE ARG ASP LEU VAL SEQRES 6 A 179 ASN ARG LEU VAL SER GLN GLY LEU ILE GLY LEU LYS ASP SEQRES 7 A 179 LYS THR SER GLU THR PHE ASP LEU LEU PRO LEU LYS ASN SEQRES 8 A 179 LEU PHE GLU TYR ALA GLU LYS ARG ILE SER VAL LEU MET SEQRES 9 A 179 LYS LEU GLN CYS TYR THR GLY THR VAL GLN LEU SER HIS SEQRES 10 A 179 VAL GLN GLU LYS LEU HIS LEU PRO TYR ILE THR THR ASN SEQRES 11 A 179 GLY ILE VAL ASP VAL PHE LYS GLU CYS LEU LYS ARG THR SEQRES 12 A 179 LYS LYS GLN TYR PRO GLU VAL LEU LYS ASN TRP TRP ILE SEQRES 13 A 179 ASP LEU ASP PRO LYS ASN GLY MET GLU ASP GLN ASN SER SEQRES 14 A 179 GLY ILE LEU LEU HIS LEU GLU TYR ALA ALA FORMUL 2 HOH *146(H2 O) HELIX 1 1 ALA A 315 GLY A 325 1 11 HELIX 2 2 ASN A 333 LEU A 339 1 7 HELIX 3 3 LEU A 339 GLN A 357 1 19 HELIX 4 4 SER A 364 SER A 382 1 19 HELIX 5 5 LEU A 398 GLN A 419 1 22 HELIX 6 6 LEU A 427 LEU A 434 1 8 HELIX 7 7 THR A 440 TYR A 459 1 20 SHEET 1 A 3 GLU A 330 SER A 332 0 SHEET 2 A 3 THR A 395 ASP A 397 -1 O PHE A 396 N ILE A 331 SHEET 3 A 3 GLY A 387 ASP A 390 -1 N GLY A 387 O ASP A 397 SHEET 1 B 3 THR A 422 GLN A 426 0 SHEET 2 B 3 GLY A 482 TYR A 489 -1 O LEU A 485 N GLY A 423 SHEET 3 B 3 LEU A 463 LEU A 470 -1 N TRP A 467 O HIS A 486 SSBOND 1 CYS A 420 CYS A 420 1555 8772 2.60 CRYST1 52.709 52.709 186.552 90.00 90.00 90.00 P 43 21 2 8 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 0.018972 0.000000 0.000000 0.00000 SCALE2 0.000000 0.018972 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005360 0.00000