HEADER TRANSFERASE/TRANSFERASE INHIBITOR 29-DEC-11 3VAP TITLE SYNTHESIS AND SAR STUDIES OF IMIDAZO-[1,2-A]-PYRAZINE AURORA KINASE TITLE 2 INHIBITORS WITH IMPROVED OFF TARGET KINASE SELECTIVITY COMPND MOL_ID: 1; COMPND 2 MOLECULE: AURORA KINASE A; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 125-391; COMPND 5 SYNONYM: AURORA 2, AURORA/IPL1-RELATED KINASE 1, ARK-1, AURORA- COMPND 6 RELATED KINASE 1, HARK1, BREAST TUMOR-AMPLIFIED KINASE, COMPND 7 SERINE/THREONINE-PROTEIN KINASE 15, SERINE/THREONINE-PROTEIN KINASE COMPND 8 6, SERINE/THREONINE-PROTEIN KINASE AURORA-A; COMPND 9 EC: 2.7.11.1; COMPND 10 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: AURKA, AIK, AIRK1, ARK1, AURA, AYK1, BTAK, IAK1, STK15, STK6; 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: PDEST14 KEYWDS KINASE, CELL CYCLE, INHIBITOR, TRANSFERASE, TRANSFERASE-TRANSFERASE KEYWDS 2 INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR M.E.VOSS,M.P.RAINKA,M.FLEMING,L.H.PETERSON,D.B.BELANGER,M.A.SIDDIQUI, AUTHOR 2 A.HRUZA,J.VOIGT,A.D.BASSO,K.GRAY REVDAT 3 28-FEB-24 3VAP 1 REMARK SEQADV REVDAT 2 23-MAY-12 3VAP 1 JRNL REVDAT 1 02-MAY-12 3VAP 0 JRNL AUTH M.E.VOSS,M.P.RAINKA,M.FLEMING,L.H.PETERSON,D.B.BELANGER, JRNL AUTH 2 M.A.SIDDIQUI,A.HRUZA,J.VOIGT,K.GRAY,A.D.BASSO JRNL TITL SYNTHESIS AND SAR STUDIES OF IMIDAZO-[1,2-A]-PYRAZINE AURORA JRNL TITL 2 KINASE INHIBITORS WITH IMPROVED OFF-TARGET KINASE JRNL TITL 3 SELECTIVITY. JRNL REF BIOORG.MED.CHEM.LETT. V. 22 3544 2012 JRNL REFN ISSN 0960-894X JRNL PMID 22503250 JRNL DOI 10.1016/J.BMCL.2012.03.051 REMARK 2 REMARK 2 RESOLUTION. 2.66 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER 2.11.2 REMARK 3 AUTHORS : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER, REMARK 3 : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN, REMARK 3 : WOMACK,MATTHEWS,TEN EYCK,TRONRUD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.66 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.90 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.7 REMARK 3 NUMBER OF REFLECTIONS : 9754 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) : 0.205 REMARK 3 R VALUE (WORKING SET) : 0.202 REMARK 3 FREE R VALUE : 0.247 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.120 REMARK 3 FREE R VALUE TEST SET COUNT : 499 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 : 5 REMARK 3 BIN RESOLUTION RANGE HIGH (ANGSTROMS) : 2.66 REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : 2.97 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.73 REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : 2733 REMARK 3 BIN R VALUE (WORKING + TEST SET) : 0.2299 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2608 REMARK 3 BIN R VALUE (WORKING SET) : 0.2266 REMARK 3 BIN FREE R VALUE : 0.3038 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.57 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 125 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 : 2051 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 40 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 76.72 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 84.53 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -5.35340 REMARK 3 B22 (A**2) : -5.35340 REMARK 3 B33 (A**2) : 10.70680 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) : 0.499 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 : 0.934 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.911 REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : 4231 ; 2.000 ; HARMONIC REMARK 3 BOND ANGLES : 7636 ; 2.000 ; HARMONIC REMARK 3 TORSION ANGLES : 916 ; 2.000 ; SINUSOIDAL REMARK 3 TRIGONAL CARBON PLANES : 49 ; 2.000 ; HARMONIC REMARK 3 GENERAL PLANES : 602 ; 5.000 ; HARMONIC REMARK 3 ISOTROPIC THERMAL FACTORS : 4231 ; 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 : 259 ; 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 : 4488 ; 4.000 ; SEMIHARMONIC REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.09 REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 2.97 REMARK 3 OTHER TORSION ANGLES (DEGREES) : 17.07 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: { A|* } REMARK 3 ORIGIN FOR THE GROUP (A): 17.5772 32.9481 7.8563 REMARK 3 T TENSOR REMARK 3 T11: -0.1268 T22: 0.1661 REMARK 3 T33: -0.3407 T12: 0.1814 REMARK 3 T13: 0.0263 T23: 0.1204 REMARK 3 L TENSOR REMARK 3 L11: 4.6677 L22: 2.2051 REMARK 3 L33: 1.7959 L12: -0.0930 REMARK 3 L13: -0.9834 L23: -1.1830 REMARK 3 S TENSOR REMARK 3 S11: -0.2012 S12: -0.6122 S13: -0.0024 REMARK 3 S21: -0.2878 S22: 0.0801 S23: -0.1180 REMARK 3 S31: 0.3218 S32: 0.1402 S33: 0.1211 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: AFITT USED TO FIT COMPOUND IN REMARK 3 DIFFERENCE DENSITY REMARK 4 REMARK 4 3VAP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-JAN-12. REMARK 100 THE DEPOSITION ID IS D_1000069807. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-JUL-07 REMARK 200 TEMPERATURE (KELVIN) : 95 REMARK 200 PH : 8.3 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 : RIGAKU FR-E SUPERBRIGHT REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.541800 REMARK 200 MONOCHROMATOR : OSMIC REMARK 200 OPTICS : OSMIC REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS (VERSION DECEMBER 6 REMARK 200 DATA SCALING SOFTWARE : AUTOPROC, SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9765 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.659 REMARK 200 RESOLUTION RANGE LOW (A) : 28.900 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.7 REMARK 200 DATA REDUNDANCY : 6.800 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 31.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.66 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.67 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 6.70 REMARK 200 R MERGE FOR SHELL (I) : 0.61500 REMARK 200 R SYM FOR SHELL (I) : 0.61500 REMARK 200 FOR SHELL : 3.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.06 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.51 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M TRIS, 0.2M LISO4, 33% PEG 400, REMARK 280 0.001M COMPOUND, 1% DMSO, PH 8.3, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 REMARK 290 7555 Y,X,-Z+1/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+2/3 REMARK 290 10555 -Y,-X,-Z+5/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+1/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 52.56667 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 105.13333 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 78.85000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 131.41667 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 26.28333 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 52.56667 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 105.13333 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 131.41667 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 78.85000 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 26.28333 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 120 REMARK 465 ALA A 121 REMARK 465 MET A 122 REMARK 465 GLY A 123 REMARK 465 SER A 124 REMARK 465 LYS A 125 REMARK 465 ARG A 126 REMARK 465 SER A 278 REMARK 465 VAL A 279 REMARK 465 HIS A 280 REMARK 465 ALA A 281 REMARK 465 PRO A 282 REMARK 465 SER A 283 REMARK 465 SER A 284 REMARK 465 ARG A 285 REMARK 465 ARG A 286 REMARK 465 THR A 287 REMARK 465 THR A 288 REMARK 465 LEU A 289 REMARK 465 CYS A 290 REMARK 465 LYS A 389 REMARK 465 PRO A 390 REMARK 465 SER A 391 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 HH TYR A 320 O THR A 347 1.60 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 GLU A 175 -56.32 -18.70 REMARK 500 ILE A 184 -60.80 -92.26 REMARK 500 SER A 226 -53.15 82.88 REMARK 500 ASP A 256 37.32 -147.58 REMARK 500 ASP A 274 74.52 53.89 REMARK 500 ASP A 307 -157.77 -117.71 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 0FY A 1 DBREF 3VAP A 125 391 UNP O14965 AURKA_HUMAN 125 391 SEQADV 3VAP GLY A 120 UNP O14965 EXPRESSION TAG SEQADV 3VAP ALA A 121 UNP O14965 EXPRESSION TAG SEQADV 3VAP MET A 122 UNP O14965 EXPRESSION TAG SEQADV 3VAP GLY A 123 UNP O14965 EXPRESSION TAG SEQADV 3VAP SER A 124 UNP O14965 EXPRESSION TAG SEQRES 1 A 272 GLY ALA MET GLY SER LYS ARG GLN TRP ALA LEU GLU ASP SEQRES 2 A 272 PHE GLU ILE GLY ARG PRO LEU GLY LYS GLY LYS PHE GLY SEQRES 3 A 272 ASN VAL TYR LEU ALA ARG GLU LYS GLN SER LYS PHE ILE SEQRES 4 A 272 LEU ALA LEU LYS VAL LEU PHE LYS ALA GLN LEU GLU LYS SEQRES 5 A 272 ALA GLY VAL GLU HIS GLN LEU ARG ARG GLU VAL GLU ILE SEQRES 6 A 272 GLN SER HIS LEU ARG HIS PRO ASN ILE LEU ARG LEU TYR SEQRES 7 A 272 GLY TYR PHE HIS ASP ALA THR ARG VAL TYR LEU ILE LEU SEQRES 8 A 272 GLU TYR ALA PRO LEU GLY THR VAL TYR ARG GLU LEU GLN SEQRES 9 A 272 LYS LEU SER LYS PHE ASP GLU GLN ARG THR ALA THR TYR SEQRES 10 A 272 ILE THR GLU LEU ALA ASN ALA LEU SER TYR CYS HIS SER SEQRES 11 A 272 LYS ARG VAL ILE HIS ARG ASP ILE LYS PRO GLU ASN LEU SEQRES 12 A 272 LEU LEU GLY SER ALA GLY GLU LEU LYS ILE ALA ASP PHE SEQRES 13 A 272 GLY TRP SER VAL HIS ALA PRO SER SER ARG ARG THR THR SEQRES 14 A 272 LEU CYS GLY THR LEU ASP TYR LEU PRO PRO GLU MET ILE SEQRES 15 A 272 GLU GLY ARG MET HIS ASP GLU LYS VAL ASP LEU TRP SER SEQRES 16 A 272 LEU GLY VAL LEU CYS TYR GLU PHE LEU VAL GLY LYS PRO SEQRES 17 A 272 PRO PHE GLU ALA ASN THR TYR GLN GLU THR TYR LYS ARG SEQRES 18 A 272 ILE SER ARG VAL GLU PHE THR PHE PRO ASP PHE VAL THR SEQRES 19 A 272 GLU GLY ALA ARG ASP LEU ILE SER ARG LEU LEU LYS HIS SEQRES 20 A 272 ASN PRO SER GLN ARG PRO MET LEU ARG GLU VAL LEU GLU SEQRES 21 A 272 HIS PRO TRP ILE THR ALA ASN SER SER LYS PRO SER HET 0FY A 1 72 HETNAM 0FY 3-(1-{2-[(3-FLUOROPYRIDINIUM-4-YL)AMINO]-2-OXOETHYL}- HETNAM 2 0FY 1H-PYRAZOL-4-YL)-6-METHYL-8-[(3-{[(1R,3R)-3- HETNAM 3 0FY METHYLPIPERIDINIUM-1-YL]METHYL}-1,2-THIAZOL-5-YL) HETNAM 4 0FY AMINO]IMIDAZO[1,2-A]PYRAZIN-1-IUM FORMUL 2 0FY C27 H32 F N10 O S 3+ HELIX 1 1 ALA A 129 GLU A 131 5 3 HELIX 2 2 LYS A 166 LYS A 171 1 6 HELIX 3 3 VAL A 174 SER A 186 1 13 HELIX 4 4 THR A 217 SER A 226 1 10 HELIX 5 5 ASP A 229 LYS A 250 1 22 HELIX 6 6 LYS A 258 GLU A 260 5 3 HELIX 7 7 PRO A 297 GLU A 302 1 6 HELIX 8 8 GLU A 308 GLY A 325 1 18 HELIX 9 9 THR A 333 ARG A 343 1 11 HELIX 10 10 THR A 353 LEU A 364 1 12 HELIX 11 11 ASN A 367 ARG A 371 5 5 HELIX 12 12 MET A 373 GLU A 379 1 7 HELIX 13 13 HIS A 380 SER A 387 1 8 SHEET 1 A 5 PHE A 133 LYS A 141 0 SHEET 2 A 5 GLY A 145 GLU A 152 -1 O LEU A 149 N GLY A 136 SHEET 3 A 5 ILE A 158 PHE A 165 -1 O LEU A 161 N TYR A 148 SHEET 4 A 5 ARG A 205 LEU A 210 -1 O VAL A 206 N LEU A 164 SHEET 5 A 5 LEU A 196 HIS A 201 -1 N GLY A 198 O ILE A 209 SHEET 1 B 2 LEU A 262 LEU A 264 0 SHEET 2 B 2 LEU A 270 ILE A 272 -1 O LYS A 271 N LEU A 263 SITE 1 AC1 20 ARG A 137 LEU A 139 LYS A 143 PHE A 144 SITE 2 AC1 20 VAL A 147 ALA A 160 LYS A 162 LEU A 164 SITE 3 AC1 20 LEU A 194 LEU A 210 GLU A 211 TYR A 212 SITE 4 AC1 20 ALA A 213 PRO A 214 LEU A 215 GLY A 216 SITE 5 AC1 20 ARG A 220 LEU A 263 ASP A 274 ARG A 343 CRYST1 83.329 83.329 157.700 90.00 90.00 120.00 P 61 2 2 12 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 0.012001 0.006929 0.000000 0.00000 SCALE2 0.000000 0.013857 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006341 0.00000