HEADER STRUCTURAL PROTEIN 15-DEC-05 2FE5 TITLE THE CRYSTAL STRUCTURE OF THE SECOND PDZ DOMAIN OF HUMAN DLG3 COMPND MOL_ID: 1; COMPND 2 MOLECULE: PRESYNAPTIC PROTEIN SAP102; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: PDZ2; COMPND 5 SYNONYM: SYNAPSE-ASSOCIATED PROTEIN 102, NEUROENDOCRINE-DLG, NE-DLG, COMPND 6 DISCS LARGE HOMOLOG 3, DLG3, DLG3A; COMPND 7 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: DLG3, KIAA1232; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)-R3; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PNIC28-BSA4 KEYWDS PDZ DOMAIN, DLG3, HUMAN, STRUCTURAL GENOMICS, STRUCTURAL GENOMICS KEYWDS 2 CONSORTIUM, SGC, STRUCTURAL PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR E.UGOCHUKWU,C.PHILLIPS,G.SCHOCH,G.BERRIDGE,E.SALAH,S.COLEBROOK, AUTHOR 2 C.SMEE,P.SAVITSKY,J.BRAY,J.ELKINS,D.DOYLE,G.BUNKOCZI,J.DEBRECZENI, AUTHOR 3 A.TURNBULL,F.GORREC,F.VON DELFT,M.SUNDSTROM,C.ARROWSMITH,J.WEIGELT, AUTHOR 4 A.EDWARDS,STRUCTURAL GENOMICS CONSORTIUM (SGC) REVDAT 5 30-AUG-23 2FE5 1 REMARK SEQADV REVDAT 4 13-JUL-11 2FE5 1 VERSN REVDAT 3 05-MAY-10 2FE5 1 AUTHOR JRNL REVDAT 2 24-FEB-09 2FE5 1 VERSN REVDAT 1 27-DEC-05 2FE5 0 JRNL AUTH E.UGOCHUKWU,C.PHILLIPS,G.SCHOCH,G.BERRIDGE,E.SALAH, JRNL AUTH 2 S.COLEBROOK,C.SMEE,P.SAVITSKY,J.BRAY,J.ELKINS,D.DOYLE, JRNL AUTH 3 G.BUNKOCZI,J.DEBRECZENI,A.TURNBULL,F.GORREC,F.VON DELFT, JRNL AUTH 4 M.SUNDSTROM,C.ARROWSMITH,J.WEIGELT,A.EDWARDS, JRNL AUTH 5 STRUCTURAL GENOMICS CONSORTIUM (SGC) JRNL TITL THE CRYSTAL STRUCTURE OF THE SECOND PDZ DOMAIN OF HUMAN DLG3 JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 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) : 1.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 26.45 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.1 REMARK 3 NUMBER OF REFLECTIONS : 26547 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) : 0.115 REMARK 3 R VALUE (WORKING SET) : 0.113 REMARK 3 FREE R VALUE : 0.150 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1406 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) : 1.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.13 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1894 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.05 REMARK 3 BIN R VALUE (WORKING SET) : 0.1850 REMARK 3 BIN FREE R VALUE SET COUNT : 98 REMARK 3 BIN FREE R VALUE : 0.2480 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 698 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 11 REMARK 3 SOLVENT ATOMS : 173 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 7.08 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.23000 REMARK 3 B22 (A**2) : 0.10000 REMARK 3 B33 (A**2) : -0.31000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.15000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.029 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.032 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.020 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 0.886 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.981 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.970 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 777 ; 0.009 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 533 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1050 ; 1.439 ; 1.997 REMARK 3 BOND ANGLES OTHERS (DEGREES): 1326 ; 0.873 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 104 ; 6.347 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 32 ;36.642 ;25.938 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 151 ;12.600 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 4 ;12.292 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 121 ; 0.090 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 854 ; 0.006 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 130 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 144 ; 0.200 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 581 ; 0.182 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 355 ; 0.163 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): 416 ; 0.084 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 122 ; 0.171 ; 0.200 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): 23 ; 0.304 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 55 ; 0.278 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 48 ; 0.233 ; 0.200 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): 645 ; 3.211 ; 5.000 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 207 ; 1.813 ; 5.000 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 794 ; 3.634 ; 7.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 310 ; 4.751 ; 9.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 252 ; 6.059 ;11.000 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): 1528 ; 2.087 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): 185 ; 8.369 ; 3.000 REMARK 3 SPHERICITY; BONDED ATOMS (A**2): 1301 ; 4.091 ; 3.000 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 2FE5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 20-DEC-05. REMARK 100 THE DEPOSITION ID IS D_1000035768. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-NOV-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SLS REMARK 200 BEAMLINE : X10SA REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97910 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27971 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.100 REMARK 200 RESOLUTION RANGE LOW (A) : 26.450 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.4 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.16 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.6 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL 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: 2BYG.PDB REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 30.88 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.78 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULPHATE, GLYCEROL, BIS-TRIS, REMARK 280 PH 5.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 20.12100 REMARK 290 SMTRY3 2 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 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 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 O HOH A 44 O HOH A 191 1.96 REMARK 500 O HOH A 104 O HOH A 176 2.09 REMARK 500 REMARK 500 REMARK: NULL 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 HOH A 168 O HOH A 185 2656 1.80 REMARK 500 O GLY A 313 O HOH A 88 2645 2.01 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 ASN A 246 44.67 -150.60 REMARK 500 ASN A 282 -125.90 49.61 REMARK 500 ASP A 288 77.17 -152.55 REMARK 500 SER A 302 -151.73 -79.65 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 SO4 A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 401 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2BYG RELATED DB: PDB REMARK 900 2ND PDZ DOMAIN OF DISCS LARGE HOMOLOGUE 2 DBREF 2FE5 A 223 314 UNP Q92796 DLG3_HUMAN 223 314 SEQADV 2FE5 SER A 221 UNP Q92796 CLONING ARTIFACT SEQADV 2FE5 MET A 222 UNP Q92796 CLONING ARTIFACT SEQRES 1 A 94 SER MET THR ILE MET GLU VAL ASN LEU LEU LYS GLY PRO SEQRES 2 A 94 LYS GLY LEU GLY PHE SER ILE ALA GLY GLY ILE GLY ASN SEQRES 3 A 94 GLN HIS ILE PRO GLY ASP ASN SER ILE TYR ILE THR LYS SEQRES 4 A 94 ILE ILE GLU GLY GLY ALA ALA GLN LYS ASP GLY ARG LEU SEQRES 5 A 94 GLN ILE GLY ASP ARG LEU LEU ALA VAL ASN ASN THR ASN SEQRES 6 A 94 LEU GLN ASP VAL ARG HIS GLU GLU ALA VAL ALA SER LEU SEQRES 7 A 94 LYS ASN THR SER ASP MET VAL TYR LEU LYS VAL ALA LYS SEQRES 8 A 94 PRO GLY SER HET SO4 A 501 5 HET GOL A 401 12 HETNAM SO4 SULFATE ION HETNAM GOL GLYCEROL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 2 SO4 O4 S 2- FORMUL 3 GOL C3 H8 O3 FORMUL 4 HOH *173(H2 O) HELIX 1 1 GLY A 264 GLY A 270 1 7 HELIX 2 2 ARG A 290 ASN A 300 1 11 SHEET 1 A 5 ILE A 224 LEU A 230 0 SHEET 2 A 5 MET A 304 ALA A 310 -1 O LEU A 307 N VAL A 227 SHEET 3 A 5 ARG A 277 VAL A 281 -1 N ARG A 277 O ALA A 310 SHEET 4 A 5 ILE A 255 ILE A 260 -1 N ILE A 255 O LEU A 278 SHEET 5 A 5 PHE A 238 GLY A 242 -1 N ALA A 241 O TYR A 256 SHEET 1 B 4 ILE A 224 LEU A 230 0 SHEET 2 B 4 MET A 304 ALA A 310 -1 O LEU A 307 N VAL A 227 SHEET 3 B 4 ARG A 277 VAL A 281 -1 N ARG A 277 O ALA A 310 SHEET 4 B 4 THR A 284 ASN A 285 -1 O THR A 284 N VAL A 281 SITE 1 AC1 7 HOH A 107 HOH A 126 HOH A 175 ASN A 228 SITE 2 AC1 7 GLN A 247 ASN A 253 ARG A 271 SITE 1 AC2 10 HOH A 119 HOH A 131 HOH A 132 HOH A 177 SITE 2 AC2 10 LYS A 231 LYS A 234 GLY A 235 LEU A 236 SITE 3 AC2 10 GLY A 237 LYS A 299 CRYST1 26.487 40.242 33.340 90.00 92.80 90.00 P 1 21 1 2 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 0.037754 0.000000 0.001849 0.00000 SCALE2 0.000000 0.024850 0.000000 0.00000 SCALE3 0.000000 0.000000 0.030030 0.00000