HEADER HORMONE/GROWTH FACTOR 23-JUL-98 1BMB TITLE GRB2-SH2 DOMAIN IN COMPLEX WITH KPFY*VNVEF (PKF270-974) COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (GROWTH FACTOR RECEPTOR BOUND PROTEIN 2); COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: SH2 DOMAIN; COMPND 5 SYNONYM: GRB2; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: PROTEIN (PKF270-974); COMPND 9 CHAIN: I; COMPND 10 FRAGMENT: 174-182 OF BCR-ABL; COMPND 11 ENGINEERED: YES; COMPND 12 OTHER_DETAILS: PTR: PHOSPHOTYROSINE SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 CELLULAR_LOCATION: CYTOPLASM; SOURCE 6 GENE: GRB2; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 10 EXPRESSION_SYSTEM_VARIANT: PLYSS; SOURCE 11 EXPRESSION_SYSTEM_CELLULAR_LOCATION: CYTOPLASM; SOURCE 12 MOL_ID: 2; SOURCE 13 SYNTHETIC: YES; SOURCE 14 OTHER_DETAILS: THE PROTEIN WAS CHEMICALLY SYNTHESIZED KEYWDS SH2 DOMAIN, SIGNAL TRANSDUCTION, ADAPTOR PROTEIN, RAS PATHWAY, KEYWDS 2 HORMONE-GROWTH FACTOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.M.RONDEAU,M.ZURINI REVDAT 6 15-NOV-23 1BMB 1 REMARK REVDAT 5 09-AUG-23 1BMB 1 SEQADV LINK REVDAT 4 24-FEB-09 1BMB 1 VERSN REVDAT 3 01-APR-03 1BMB 1 JRNL REVDAT 2 29-DEC-99 1BMB 4 HEADER COMPND REMARK JRNL REVDAT 2 2 4 ATOM SOURCE SEQRES REVDAT 1 29-JUL-98 1BMB 0 JRNL AUTH P.ETTMAYER,D.FRANCE,J.GOUNARIDES,M.JAROSINSKI,M.S.MARTIN, JRNL AUTH 2 J.M.RONDEAU,M.SABIO,S.TOPIOL,B.WEIDMANN,M.ZURINI,K.W.BAIR JRNL TITL STRUCTURAL AND CONFORMATIONAL REQUIREMENTS FOR HIGH-AFFINITY JRNL TITL 2 BINDING TO THE SH2 DOMAIN OF GRB2(1). JRNL REF J.MED.CHEM. V. 42 971 1999 JRNL REFN ISSN 0022-2623 JRNL PMID 10090780 JRNL DOI 10.1021/JM9811007 REMARK 2 REMARK 2 RESOLUTION. 1.80 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) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 100000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 11579 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 SET) : 0.187 REMARK 3 FREE R VALUE : 0.218 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.400 REMARK 3 FREE R VALUE TEST SET COUNT : 1202 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.91 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1660 REMARK 3 BIN R VALUE (WORKING SET) : 0.2690 REMARK 3 BIN FREE R VALUE : 0.2770 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 11.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 209 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.019 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 896 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 115 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 15.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 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) : 0.18 REMARK 3 ESD FROM SIGMAA (A) : 0.16 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) : 0.20 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.14 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 25.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.100 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.950 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 3.260 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 3.500 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 5.620 ; 2.500 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 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : WATER.PAR REMARK 3 PARAMETER FILE 3 : PO4.PAR REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1BMB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB. REMARK 100 THE DEPOSITION ID IS D_1000008211. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-SEP-96 REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : 6.5 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 : ENRAF-NONIUS FR591 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : DOUBLE MIRRORS REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAC SCIENCE DIP-2020 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11579 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 10.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 8.700 REMARK 200 R MERGE (I) : 0.07400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.5000 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) : 1.83 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : 8.70 REMARK 200 R MERGE FOR SHELL (I) : 0.19900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1GRI REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN (15MG/ML IN 100MM SODIUM REMARK 280 CHLORIDE, 0.02% SODIUM AZIDE) WAS CRYSTALLIZED FROM 46% REMARK 280 SATURATED AMMONIUM SULFATE, 100MM SODIUM MES PH 6.5, IN PRESENCE REMARK 280 OF A 2-FOLD EXCESS OF LIGAND REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 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+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 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 45.12500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 25.56500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 25.56500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 22.56250 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 25.56500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 25.56500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 67.68750 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 25.56500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 25.56500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 22.56250 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 25.56500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 25.56500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 67.68750 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 45.12500 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 900 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 6430 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -9.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, I 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3490 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 11160 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -30.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, I 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 350 BIOMT1 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 171 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 215 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 253 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 257 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 264 LIES ON A SPECIAL POSITION. 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 46 REMARK 465 GLY A 47 REMARK 465 SER A 48 REMARK 465 PRO A 49 REMARK 465 LYS A 50 REMARK 465 ASN A 51 REMARK 465 TYR A 52 REMARK 465 ILE A 53 REMARK 465 GLU A 54 REMARK 465 MET A 55 REMARK 465 VAL A 154 REMARK 465 PRO A 155 REMARK 465 GLN A 156 REMARK 465 GLN A 157 REMARK 465 PRO A 158 REMARK 465 THR A 159 REMARK 465 TYR A 160 REMARK 465 VAL A 161 REMARK 465 GLN A 162 REMARK 465 ALA A 163 REMARK 465 LEU A 164 REMARK 465 PHE A 165 REMARK 465 ASP A 166 REMARK 465 PHE A 167 REMARK 465 ASP A 168 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 TRP A 121 -71.55 -132.11 REMARK 500 REMARK 500 REMARK: NULL DBREF 1BMB A 46 168 UNP P62993 GRB2_HUMAN 46 168 DBREF 1BMB I 1 9 PDB 1BMB 1BMB 1 9 SEQADV 1BMB MET A 46 UNP P62993 GLY 46 CLONING ARTIFACT SEQADV 1BMB GLY A 47 UNP P62993 PHE 47 CLONING ARTIFACT SEQADV 1BMB SER A 48 UNP P62993 ILE 48 CLONING ARTIFACT SEQRES 1 A 123 MET GLY SER PRO LYS ASN TYR ILE GLU MET LYS PRO HIS SEQRES 2 A 123 PRO TRP PHE PHE GLY LYS ILE PRO ARG ALA LYS ALA GLU SEQRES 3 A 123 GLU MET LEU SER LYS GLN ARG HIS ASP GLY ALA PHE LEU SEQRES 4 A 123 ILE ARG GLU SER GLU SER ALA PRO GLY ASP PHE SER LEU SEQRES 5 A 123 SER VAL LYS PHE GLY ASN ASP VAL GLN HIS PHE LYS VAL SEQRES 6 A 123 LEU ARG ASP GLY ALA GLY LYS TYR PHE LEU TRP VAL VAL SEQRES 7 A 123 LYS PHE ASN SER LEU ASN GLU LEU VAL ASP TYR HIS ARG SEQRES 8 A 123 SER THR SER VAL SER ARG ASN GLN GLN ILE PHE LEU ARG SEQRES 9 A 123 ASP ILE GLU GLN VAL PRO GLN GLN PRO THR TYR VAL GLN SEQRES 10 A 123 ALA LEU PHE ASP PHE ASP SEQRES 1 I 9 LYS PRO PHE PTR VAL ASN VAL GLU PHE MODRES 1BMB PTR I 4 TYR O-PHOSPHOTYROSINE HET PTR I 4 16 HETNAM PTR O-PHOSPHOTYROSINE HETSYN PTR PHOSPHONOTYROSINE FORMUL 2 PTR C9 H12 N O6 P FORMUL 3 HOH *115(H2 O) HELIX 1 1 ARG A 67 LYS A 76 1 10 HELIX 2 2 LEU A 128 ARG A 136 1 9 SHEET 1 A 3 PHE A 83 GLU A 87 0 SHEET 2 A 3 PHE A 95 PHE A 101 -1 N SER A 98 O LEU A 84 SHEET 3 A 3 ASP A 104 LYS A 109 -1 N PHE A 108 O LEU A 97 LINK C PHE I 3 N PTR I 4 1555 1555 1.33 LINK C PTR I 4 N VAL I 5 1555 1555 1.32 CRYST1 51.130 51.130 90.250 90.00 90.00 90.00 P 41 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 0.019558 0.000000 0.000000 0.00000 SCALE2 0.000000 0.019558 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011080 0.00000