HEADER TRANSCRIPTION 15-JAN-16 5HM0 TITLE CRYSTAL STRUCTURE OF THE FIRST BROMODOMAIN OF HUMAN BRD4 BOUND TO TITLE 2 BENZOISOXAZOLOAZEPINE 3 COMPND MOL_ID: 1; COMPND 2 MOLECULE: BROMODOMAIN-CONTAINING PROTEIN 4; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PROTEIN HUNK1; COMPND 5 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: BRD4, HUNK1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS BROMODOMAIN, TRANSCRIPTION EXPDTA X-RAY DIFFRACTION AUTHOR H.JAYARAM,F.POY,J.W.SETSER,S.F.BELLON REVDAT 3 27-SEP-23 5HM0 1 JRNL REMARK REVDAT 2 09-MAR-16 5HM0 1 JRNL REVDAT 1 10-FEB-16 5HM0 0 JRNL AUTH B.K.ALBRECHT,V.S.GEHLING,M.C.HEWITT,R.G.VASWANI,A.COTE, JRNL AUTH 2 Y.LEBLANC,C.G.NASVESCHUK,S.BELLON,L.BERGERON,R.CAMPBELL, JRNL AUTH 3 N.CANTONE,M.R.COOPER,R.T.CUMMINGS,H.JAYARAM,S.JOSHI, JRNL AUTH 4 J.A.MERTZ,A.NEISS,E.NORMANT,M.O'MEARA,E.PARDO,F.POY,P.SANDY, JRNL AUTH 5 J.SUPKO,R.J.SIMS,J.C.HARMANGE,A.M.TAYLOR,J.E.AUDIA JRNL TITL IDENTIFICATION OF A BENZOISOXAZOLOAZEPINE INHIBITOR JRNL TITL 2 (CPI-0610) OF THE BROMODOMAIN AND EXTRA-TERMINAL (BET) JRNL TITL 3 FAMILY AS A CANDIDATE FOR HUMAN CLINICAL TRIALS. JRNL REF J.MED.CHEM. V. 59 1330 2016 JRNL REFN ISSN 0022-2623 JRNL PMID 26815195 JRNL DOI 10.1021/ACS.JMEDCHEM.5B01882 REMARK 2 REMARK 2 RESOLUTION. 1.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0069 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.73 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 98.2 REMARK 3 NUMBER OF REFLECTIONS : 24051 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) : 0.192 REMARK 3 R VALUE (WORKING SET) : 0.190 REMARK 3 FREE R VALUE : 0.226 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1292 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) : 1.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.43 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1390 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 79.25 REMARK 3 BIN R VALUE (WORKING SET) : 0.3930 REMARK 3 BIN FREE R VALUE SET COUNT : 80 REMARK 3 BIN FREE R VALUE : 0.3890 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1042 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 22 REMARK 3 SOLVENT ATOMS : 112 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.16 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 5.34000 REMARK 3 B22 (A**2) : -3.39000 REMARK 3 B33 (A**2) : -1.95000 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): 0.067 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.072 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.087 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.865 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.974 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.964 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1105 ; 0.012 ; 0.020 REMARK 3 BOND LENGTHS OTHERS (A): 1048 ; 0.000 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1510 ; 1.486 ; 1.994 REMARK 3 BOND ANGLES OTHERS (DEGREES): 2423 ; 0.784 ; 3.003 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 126 ; 6.427 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 52 ;35.235 ;25.769 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 193 ;14.704 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 3 ; 8.652 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 161 ; 0.099 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1232 ; 0.016 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 250 ; 0.001 ; 0.020 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): 501 ; 2.258 ; 2.022 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 500 ; 2.152 ; 2.016 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 625 ; 2.915 ; 3.021 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 626 ; 2.932 ; 3.028 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 604 ; 3.932 ; 2.408 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 605 ; 3.929 ; 2.408 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 885 ; 5.680 ; 3.454 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 1379 ; 7.031 ;18.235 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 1380 ; 7.028 ;18.241 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL 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 : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 42 A 166 REMARK 3 ORIGIN FOR THE GROUP (A): -10.5840 -3.3051 8.1865 REMARK 3 T TENSOR REMARK 3 T11: 0.0235 T22: 0.1320 REMARK 3 T33: 0.0690 T12: 0.0000 REMARK 3 T13: 0.0229 T23: -0.0059 REMARK 3 L TENSOR REMARK 3 L11: 0.0911 L22: 2.2516 REMARK 3 L33: 0.4522 L12: 0.4060 REMARK 3 L13: -0.1407 L23: -0.4133 REMARK 3 S TENSOR REMARK 3 S11: -0.0368 S12: -0.0331 S13: -0.0239 REMARK 3 S21: -0.2202 S22: 0.0130 S23: -0.1542 REMARK 3 S31: 0.0222 S32: 0.0393 S33: 0.0238 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 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 5HM0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-JAN-16. REMARK 100 THE DEPOSITION ID IS D_1000217294. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-MAR-11 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 : APS REMARK 200 BEAMLINE : 22-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 25403 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.395 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 (%) : 99.2 REMARK 200 DATA REDUNDANCY : 6.500 REMARK 200 R MERGE (I) : 0.06500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 22.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.46 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.6 REMARK 200 DATA REDUNDANCY IN SHELL : 5.10 REMARK 200 R MERGE FOR SHELL (I) : 0.58300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 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: 2OSS REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.78 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.08 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 3.4-3.8 M SODIUM FORMATE, 0.1 M TRIS REMARK 280 PH 7.8, AND 10% GLYCEROL., VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 16.84100 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 39.09200 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 23.86100 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 39.09200 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 16.84100 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 23.86100 REMARK 290 SMTRY3 4 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 TOTAL BURIED SURFACE AREA: 0 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 7430 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 0.0 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 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 41 REMARK 465 GLU A 167 REMARK 465 GLU A 168 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 ASN A 140 O HOH A 301 2.11 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 140 -169.58 -104.83 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 62V A 201 DBREF 5HM0 A 42 168 UNP O60885 BRD4_HUMAN 42 168 SEQADV 5HM0 GLY A 41 UNP O60885 EXPRESSION TAG SEQRES 1 A 128 GLY SER THR ASN PRO PRO PRO PRO GLU THR SER ASN PRO SEQRES 2 A 128 ASN LYS PRO LYS ARG GLN THR ASN GLN LEU GLN TYR LEU SEQRES 3 A 128 LEU ARG VAL VAL LEU LYS THR LEU TRP LYS HIS GLN PHE SEQRES 4 A 128 ALA TRP PRO PHE GLN GLN PRO VAL ASP ALA VAL LYS LEU SEQRES 5 A 128 ASN LEU PRO ASP TYR TYR LYS ILE ILE LYS THR PRO MET SEQRES 6 A 128 ASP MET GLY THR ILE LYS LYS ARG LEU GLU ASN ASN TYR SEQRES 7 A 128 TYR TRP ASN ALA GLN GLU CYS ILE GLN ASP PHE ASN THR SEQRES 8 A 128 MET PHE THR ASN CYS TYR ILE TYR ASN LYS PRO GLY ASP SEQRES 9 A 128 ASP ILE VAL LEU MET ALA GLU ALA LEU GLU LYS LEU PHE SEQRES 10 A 128 LEU GLN LYS ILE ASN GLU LEU PRO THR GLU GLU HET 62V A 201 22 HETNAM 62V 6-(4-CHLOROPHENYL)-1-METHYL-4H-[1,2]OXAZOLO[5,4- HETNAM 2 62V D][2]BENZAZEPINE FORMUL 2 62V C18 H13 CL N2 O FORMUL 3 HOH *112(H2 O) HELIX 1 AA1 THR A 60 VAL A 69 1 10 HELIX 2 AA2 VAL A 69 LYS A 76 1 8 HELIX 3 AA3 ALA A 80 GLN A 84 5 5 HELIX 4 AA4 ASP A 96 ILE A 101 1 6 HELIX 5 AA5 ASP A 106 ASN A 116 1 11 HELIX 6 AA6 ASN A 121 ASN A 140 1 20 HELIX 7 AA7 ASP A 144 ASN A 162 1 19 SITE 1 AC1 10 PRO A 53 TRP A 81 PRO A 82 LEU A 92 SITE 2 AC1 10 LYS A 99 ASN A 140 ASP A 145 ILE A 146 SITE 3 AC1 10 HOH A 317 HOH A 353 CRYST1 33.682 47.722 78.184 90.00 90.00 90.00 P 21 21 21 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 0.029689 0.000000 0.000000 0.00000 SCALE2 0.000000 0.020955 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012790 0.00000