HEADER TRANSFERASE 05-APR-12 4EIH TITLE CRYSTAL STRUCTURE OF ARG SH2 DOMAIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: ABELSON TYROSINE-PROTEIN KINASE 2; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: SH2 DOMAIN, UNP RESIDUES 165-273; COMPND 5 SYNONYM: ABELSON MURINE LEUKEMIA VIRAL ONCOGENE HOMOLOG 2, ABELSON- COMPND 6 RELATED GENE PROTEIN, TYROSINE-PROTEIN KINASE ARG; COMPND 7 EC: 2.7.10.2; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: ABL2, ABLL, ARG; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PGEX6P-1 KEYWDS SH2 DOMAIN, PROTEIN/PROTEIN INTERACTION, PHOSPHOTYROSINE, KEYWDS 2 PHOSPHOPEPTIDE, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR W.LIU,S.M.MACGRATH,A.J.KOLESKE,T.J.BOGGON REVDAT 4 13-SEP-23 4EIH 1 REMARK SEQADV REVDAT 3 30-JUL-14 4EIH 1 JRNL REVDAT 2 11-JUN-14 4EIH 1 JRNL REVDAT 1 10-APR-13 4EIH 0 JRNL AUTH S.M.GIFFORD,W.LIU,C.C.MADER,T.L.HALO,K.MACHIDA,T.J.BOGGON, JRNL AUTH 2 A.J.KOLESKE JRNL TITL TWO AMINO ACID RESIDUES CONFER DIFFERENT BINDING AFFINITIES JRNL TITL 2 OF ABELSON FAMILY KINASE SRC HOMOLOGY 2 DOMAINS FOR JRNL TITL 3 PHOSPHORYLATED CORTACTIN. JRNL REF J.BIOL.CHEM. V. 289 19704 2014 JRNL REFN ISSN 0021-9258 JRNL PMID 24891505 JRNL DOI 10.1074/JBC.M114.556480 REMARK 2 REMARK 2 RESOLUTION. 1.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0109 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.75 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 94.2 REMARK 3 NUMBER OF REFLECTIONS : 24512 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) : 0.161 REMARK 3 R VALUE (WORKING SET) : 0.160 REMARK 3 FREE R VALUE : 0.181 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1302 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.24 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1151 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 61.13 REMARK 3 BIN R VALUE (WORKING SET) : 0.2050 REMARK 3 BIN FREE R VALUE SET COUNT : 60 REMARK 3 BIN FREE R VALUE : 0.2270 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 792 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 100 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.28 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.11000 REMARK 3 B22 (A**2) : -0.25000 REMARK 3 B33 (A**2) : 0.36000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.048 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.044 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.036 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.779 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.977 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.974 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 847 ; 0.014 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1162 ; 1.539 ; 1.939 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 112 ; 6.407 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 36 ;30.851 ;21.667 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 135 ;11.663 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 6 ;19.539 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 132 ; 0.112 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 646 ; 0.009 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 520 ; 1.878 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 847 ; 2.939 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 327 ; 3.625 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 309 ; 5.332 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): 847 ; 1.697 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 4EIH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-APR-12. REMARK 100 THE DEPOSITION ID IS D_1000071659. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-OCT-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X6A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0781 REMARK 200 MONOCHROMATOR : SI 111 REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 270 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 25189 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.200 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.1 REMARK 200 DATA REDUNDANCY : 6.700 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.04600 REMARK 200 FOR THE DATA SET : 29.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.24 REMARK 200 COMPLETENESS FOR SHELL (%) : 69.3 REMARK 200 DATA REDUNDANCY IN SHELL : 3.70 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.23700 REMARK 200 FOR SHELL : 5.270 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: PDB ENTRY 3K2M REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 27.67 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.70 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH8.5 100MM TRIS, 15-17% PEG4000 0.2M REMARK 280 NA ACETATE, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 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 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-Z 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 18.84300 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 18.84300 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 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 28.14700 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 40.92250 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 28.14700 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 40.92250 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 18.84300 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 28.14700 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 40.92250 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 18.84300 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 28.14700 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 40.92250 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 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 GLY A 160 REMARK 465 PRO A 161 REMARK 465 LEU A 162 REMARK 465 GLY A 163 REMARK 465 SER A 164 REMARK 465 VAL A 165 REMARK 465 ASN A 166 REMARK 465 LYS A 268 REMARK 465 PRO A 269 REMARK 465 THR A 270 REMARK 465 VAL A 271 REMARK 465 TYR A 272 REMARK 465 GLY A 273 REMARK 465 ILE A 274 REMARK 465 LEU A 275 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 ASN A 267 CG OD1 ND2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 OG SER A 200 O HOH A 412 2.14 REMARK 500 O SER A 239 O HOH A 474 2.18 REMARK 500 REMARK 500 REMARK: NULL 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 301 DBREF 4EIH A 165 273 UNP P42684 ABL2_HUMAN 165 273 SEQADV 4EIH GLY A 160 UNP P42684 EXPRESSION TAG SEQADV 4EIH PRO A 161 UNP P42684 EXPRESSION TAG SEQADV 4EIH LEU A 162 UNP P42684 EXPRESSION TAG SEQADV 4EIH GLY A 163 UNP P42684 EXPRESSION TAG SEQADV 4EIH SER A 164 UNP P42684 EXPRESSION TAG SEQADV 4EIH ILE A 274 UNP P42684 EXPRESSION TAG SEQADV 4EIH LEU A 275 UNP P42684 EXPRESSION TAG SEQRES 1 A 116 GLY PRO LEU GLY SER VAL ASN SER LEU GLU LYS HIS SER SEQRES 2 A 116 TRP TYR HIS GLY PRO VAL SER ARG SER ALA ALA GLU TYR SEQRES 3 A 116 LEU LEU SER SER LEU ILE ASN GLY SER PHE LEU VAL ARG SEQRES 4 A 116 GLU SER GLU SER SER PRO GLY GLN LEU SER ILE SER LEU SEQRES 5 A 116 ARG TYR GLU GLY ARG VAL TYR HIS TYR ARG ILE ASN THR SEQRES 6 A 116 THR ALA ASP GLY LYS VAL TYR VAL THR ALA GLU SER ARG SEQRES 7 A 116 PHE SER THR LEU ALA GLU LEU VAL HIS HIS HIS SER THR SEQRES 8 A 116 VAL ALA ASP GLY LEU VAL THR THR LEU HIS TYR PRO ALA SEQRES 9 A 116 PRO LYS CYS ASN LYS PRO THR VAL TYR GLY ILE LEU HET CL A 301 1 HETNAM CL CHLORIDE ION FORMUL 2 CL CL 1- FORMUL 3 HOH *100(H2 O) HELIX 1 1 SER A 167 HIS A 171 5 5 HELIX 2 2 SER A 179 SER A 188 1 10 HELIX 3 3 THR A 240 SER A 249 1 10 SHEET 1 A 4 TYR A 174 PRO A 177 0 SHEET 2 A 4 SER A 194 GLU A 199 1 O VAL A 197 N HIS A 175 SHEET 3 A 4 LEU A 207 TYR A 213 -1 O ARG A 212 N SER A 194 SHEET 4 A 4 ARG A 216 ARG A 221 -1 O TYR A 220 N ILE A 209 SHEET 1 B 3 TYR A 174 PRO A 177 0 SHEET 2 B 3 SER A 194 GLU A 199 1 O VAL A 197 N HIS A 175 SHEET 3 B 3 TYR A 261 PRO A 262 1 O TYR A 261 N PHE A 195 SHEET 1 C 3 ASN A 223 THR A 224 0 SHEET 2 C 3 VAL A 230 THR A 233 -1 O TYR A 231 N ASN A 223 SHEET 3 C 3 SER A 236 PHE A 238 -1 O PHE A 238 N VAL A 230 SITE 1 AC1 4 SER A 203 GLY A 205 HIS A 219 HOH A 430 CRYST1 56.294 81.845 37.686 90.00 90.00 90.00 C 2 2 21 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 0.017764 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012218 0.000000 0.00000 SCALE3 0.000000 0.000000 0.026535 0.00000