HEADER TRANSCRIPTION REGULATOR 20-APR-15 4ZEY TITLE CRYSTAL STRUCTURE OF A NUCLEAR RECEPTOR BINDING FACTOR 2 MIT DOMAIN TITLE 2 (NRBF2) FROM HOMO SAPIENS AT 1.50 A RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: NUCLEAR RECEPTOR-BINDING FACTOR 2; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 4-86; COMPND 5 SYNONYM: NRBF-2,COMODULATOR OF PPAR AND RXR; COMPND 6 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: NRBF2, COPR; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: PB1; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: SPEEDET KEYWDS STRUCTURAL GENOMICS, JOINT CENTER FOR STRUCTURAL GENOMICS, JCSG, KEYWDS 2 PARTNERSHIP FOR NUCLEAR RECEPTOR SIGNALING CODE BIOLOGY, NHRS, PSI- KEYWDS 3 BIOLOGY, TRANSCRIPTION REGULATOR EXPDTA X-RAY DIFFRACTION AUTHOR JOINT CENTER FOR STRUCTURAL GENOMICS (JCSG),PARTNERSHIP FOR NUCLEAR AUTHOR 2 RECEPTOR SIGNALING CODE BIOLOGY (NHRS) REVDAT 4 01-FEB-23 4ZEY 1 SEQADV REVDAT 3 24-JAN-18 4ZEY 1 JRNL REVDAT 2 22-NOV-17 4ZEY 1 SOURCE AUTHOR REMARK REVDAT 1 06-MAY-15 4ZEY 0 JRNL AUTH JOINT CENTER FOR STRUCTURAL GENOMICS (JCSG), JRNL AUTH 2 PARTNERSHIP FOR NUCLEAR RECEPTOR SIGNALING CODE BIOLOGY JRNL AUTH 3 (NHRS) JRNL TITL CRYSTAL STRUCTURE OF A NUCLEAR RECEPTOR BINDING FACTOR 2 MIT JRNL TITL 2 DOMAIN (NRBF2) FROM HOMO SAPIENS AT 1.50 A RESOLUTION JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER-TNT 2.10.2 REMARK 3 AUTHORS : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER, REMARK 3 : PACIOREK,ROVERSI,SMART,VONRHEIN,WOMACK, REMARK 3 : MATTHEWS,TEN EYCK,TRONRUD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.37 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.9 REMARK 3 NUMBER OF REFLECTIONS : 12871 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) : 0.211 REMARK 3 R VALUE (WORKING SET) : 0.209 REMARK 3 FREE R VALUE : 0.248 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 618 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 : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50 REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : 1.64 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.92 REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : 3063 REMARK 3 BIN R VALUE (WORKING + TEST SET) : 0.1886 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2919 REMARK 3 BIN R VALUE (WORKING SET) : 0.1881 REMARK 3 BIN FREE R VALUE : 0.1999 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.70 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 144 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 : 679 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 102 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.42 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.73 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.47560 REMARK 3 B22 (A**2) : -2.31930 REMARK 3 B33 (A**2) : 0.84360 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.50400 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.201 REMARK 3 DPI (BLOW EQ-10) BASED ON R VALUE (A) : NULL REMARK 3 DPI (BLOW EQ-9) BASED ON FREE R VALUE (A) : NULL REMARK 3 DPI (CRUICKSHANK) BASED ON R VALUE (A) : NULL REMARK 3 DPI (CRUICKSHANK) BASED ON FREE R VALUE (A) : NULL REMARK 3 REMARK 3 REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797 REMARK 3 CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.948 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.933 REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : 702 ; 2.000 ; HARMONIC REMARK 3 BOND ANGLES : 938 ; 2.000 ; HARMONIC REMARK 3 TORSION ANGLES : 357 ; 2.000 ; SINUSOIDAL REMARK 3 TRIGONAL CARBON PLANES : 21 ; 2.000 ; HARMONIC REMARK 3 GENERAL PLANES : 100 ; 5.000 ; HARMONIC REMARK 3 ISOTROPIC THERMAL FACTORS : 702 ; 20.000 ; HARMONIC REMARK 3 BAD NON-BONDED CONTACTS : NULL ; NULL ; NULL REMARK 3 IMPROPER TORSIONS : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES : NULL ; NULL ; NULL REMARK 3 CHIRAL IMPROPER TORSION : 85 ; 5.000 ; SEMIHARMONIC REMARK 3 SUM OF OCCUPANCIES : NULL ; NULL ; NULL REMARK 3 UTILITY DISTANCES : NULL ; NULL ; NULL REMARK 3 UTILITY ANGLES : NULL ; NULL ; NULL REMARK 3 UTILITY TORSION : NULL ; NULL ; NULL REMARK 3 IDEAL-DIST CONTACT TERM : 907 ; 4.000 ; SEMIHARMONIC REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 0.90 REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 2.49 REMARK 3 OTHER TORSION ANGLES (DEGREES) : 2.49 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: {A|0 - 86} REMARK 3 ORIGIN FOR THE GROUP (A): 5.8667 5.6877 -6.0783 REMARK 3 T TENSOR REMARK 3 T11: -0.0469 T22: 0.0666 REMARK 3 T33: -0.0762 T12: 0.0081 REMARK 3 T13: 0.0891 T23: 0.0008 REMARK 3 L TENSOR REMARK 3 L11: 0.7284 L22: 0.4439 REMARK 3 L33: 1.0412 L12: 0.2111 REMARK 3 L13: 0.4411 L23: 0.3387 REMARK 3 S TENSOR REMARK 3 S11: 0.0285 S12: 0.0443 S13: 0.0377 REMARK 3 S21: -0.0622 S22: 0.0025 S23: -0.0372 REMARK 3 S31: -0.0164 S32: 0.0212 S33: -0.0310 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: 1. ATOM RECORDS CONTAIN SUM OF TLS AND REMARK 3 RESIDUAL B FACTORS. 2. ANISOU RECORDS CONTAIN SUM OF TLS AND REMARK 3 RESIDUAL U FACTORS. 3. A MET-INHIBITION PROTOCOL WAS USED FOR REMARK 3 SELENOMETHIONINE INCORPORATION DURING PROTEIN EXPRESSION. THE REMARK 3 OCCUPANCY OF THE SE ATOMS IN THE MSE RESIDUES WAS REDUCED TO REMARK 3 0.75 FOR THE REDUCED SCATTERING POWER DUE TO PARTIAL S-MET REMARK 3 INCORPORATION. 4. THE MAD PHASES WERE USED AS RESTRAINTS DURING REMARK 3 REFINEMENT REMARK 4 REMARK 4 4ZEY COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-APR-15. REMARK 100 THE DEPOSITION ID IS D_1000209057. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-DEC-14 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL14-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.95369,0.97968,0.97943 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL SI(111) REMARK 200 OPTICS : VERTICAL FOCUSING MIRROR; DOUBLE REMARK 200 CRYSTAL SI(111) MONOCHROMATOR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 325 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE NOVEMBER 3, 2014 REMARK 200 BUILT=20141118 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12873 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.500 REMARK 200 RESOLUTION RANGE LOW (A) : 27.366 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.4 REMARK 200 DATA REDUNDANCY : 1.685 REMARK 200 R MERGE (I) : 0.09200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.5600 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.55 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.1 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.39200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.83 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.08 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 25.0% GLYCEROL, 1.50M AMMONIUM REMARK 280 SULFATE, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z REMARK 290 4555 -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 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 24.24000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 17.02500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 24.24000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 17.02500 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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: 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2680 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10210 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -46.0 KCAL/MOL 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 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 S SO4 A 401 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 548 LIES ON A SPECIAL POSITION. 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 MSE A 4 144.07 -37.68 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 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 402 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: JCSG-429611 RELATED DB: TARGETTRACK REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE CONSTRUCT (4-86) WAS EXPRESSED WITH A PURIFICATION TAG REMARK 999 MGSDKIHHHHHHENLYFQG. THE TAG WAS REMOVED WITH TEV PROTEASE LEAVING REMARK 999 ONLY A GLYCINE (0) FOLLOWED BY THE TARGET SEQUENCE. DBREF 4ZEY A 4 86 UNP Q96F24 NRBF2_HUMAN 4 86 SEQADV 4ZEY GLY A 0 UNP Q96F24 EXPRESSION TAG SEQRES 1 A 84 GLY MSE GLU GLY PRO LEU ASN LEU ALA HIS GLN GLN SER SEQRES 2 A 84 ARG ARG ALA ASP ARG LEU LEU ALA ALA GLY LYS TYR GLU SEQRES 3 A 84 GLU ALA ILE SER CYS HIS LYS LYS ALA ALA ALA TYR LEU SEQRES 4 A 84 SER GLU ALA MSE LYS LEU THR GLN SER GLU GLN ALA HIS SEQRES 5 A 84 LEU SER LEU GLU LEU GLN ARG ASP SER HIS MSE LYS GLN SEQRES 6 A 84 LEU LEU LEU ILE GLN GLU ARG TRP LYS ARG ALA GLN ARG SEQRES 7 A 84 GLU GLU ARG LEU LYS ALA MODRES 4ZEY MSE A 4 MET MODIFIED RESIDUE MODRES 4ZEY MSE A 45 MET MODIFIED RESIDUE MODRES 4ZEY MSE A 65 MET MODIFIED RESIDUE HET MSE A 4 8 HET MSE A 45 8 HET MSE A 65 8 HET SO4 A 401 5 HET SO4 A 402 5 HETNAM MSE SELENOMETHIONINE HETNAM SO4 SULFATE ION FORMUL 1 MSE 3(C5 H11 N O2 SE) FORMUL 2 SO4 2(O4 S 2-) FORMUL 4 HOH *102(H2 O) HELIX 1 AA1 GLY A 6 ALA A 24 1 19 HELIX 2 AA2 LYS A 26 LYS A 46 1 21 HELIX 3 AA3 SER A 50 ALA A 86 1 37 LINK C GLY A 0 N MSE A 4 1555 1555 1.36 LINK C MSE A 4 N GLU A 5 1555 1555 1.35 LINK C ALA A 44 N MSE A 45 1555 1555 1.34 LINK C MSE A 45 N LYS A 46 1555 1555 1.34 LINK C HIS A 64 N MSE A 65 1555 1555 1.36 LINK C MSE A 65 N LYS A 66 1555 1555 1.35 SITE 1 AC1 3 HIS A 12 SER A 15 HOH A 548 SITE 1 AC2 4 TRP A 75 GLN A 79 HOH A 504 HOH A 552 CRYST1 48.480 34.050 52.340 90.00 108.47 90.00 C 1 2 1 4 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 0.020627 0.000000 0.006890 0.00000 SCALE2 0.000000 0.029369 0.000000 0.00000 SCALE3 0.000000 0.000000 0.020143 0.00000