HEADER TRANSFERASE 14-DEC-04 1Y8Y TITLE CRYSTAL STRUCTURE OF HUMAN CDK2 COMPLEXED WITH A PYRAZOLO[1, TITLE 2 5-A]PYRIMIDINE INHIBITOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: CELL DIVISION PROTEIN KINASE 2; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: P33 PROTEIN KINASE; COMPND 5 EC: 2.7.1.37; 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: CDK2; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: SF21; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: BACULOVIRUS KEYWDS SERINE/THREONINE PROTEIN KINASE, CDK2, ATP-BINDING, CELL KEYWDS 2 CYCLE, MITOSIS, PHOSPHORYLATION, PYRAZOLOPYRIMIDINE KEYWDS 3 INHIBITOR, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR D.S.WILLIAMSON,M.J.PARRATT,C.J.TORRANCE,J.F.BOWER,J.D.MOORE, AUTHOR 2 C.M.RICHARDSON,P.DOKURNO,A.D.CANSFIELD,G.L.FRANCIS, AUTHOR 3 R.J.HEBDON,R.HOWES,P.S.JACKSON,A.M.LOCKIE,J.B.MURRAY, AUTHOR 4 C.L.NUNNS,J.POWLES,A.ROBERTSON,A.E.SURGENOR REVDAT 2 24-FEB-09 1Y8Y 1 VERSN REVDAT 1 08-FEB-05 1Y8Y 0 JRNL AUTH D.S.WILLIAMSON,M.J.PARRATT,J.F.BOWER,J.D.MOORE, JRNL AUTH 2 C.M.RICHARDSON,P.DOKURNO,A.D.CANSFIELD,G.L.FRANCIS, JRNL AUTH 3 R.J.HEBDON,R.HOWES,P.S.JACKSON,A.M.LOCKIE, JRNL AUTH 4 J.B.MURRAY,C.L.NUNNS,J.POWLES,A.ROBERTSON, JRNL AUTH 5 A.E.SURGENOR,C.J.TORRANCE JRNL TITL STRUCTURE-GUIDED DESIGN OF JRNL TITL 2 PYRAZOLO[1,5-A]PYRIMIDINES AS INHIBITORS OF HUMAN JRNL TITL 3 CYCLIN-DEPENDENT KINASE 2. JRNL REF BIOORG.MED.CHEM.LETT. V. 15 863 2005 JRNL REFN ISSN 0960-894X JRNL PMID 15686876 JRNL DOI 10.1016/J.BMCL.2004.12.073 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.19 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.64 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 3 NUMBER OF REFLECTIONS : 17489 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) : 0.194 REMARK 3 R VALUE (WORKING SET) : 0.187 REMARK 3 FREE R VALUE : 0.272 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 8.500 REMARK 3 FREE R VALUE TEST SET COUNT : 1616 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.05 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1201 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2790 REMARK 3 BIN FREE R VALUE SET COUNT : 106 REMARK 3 BIN FREE R VALUE : 0.3480 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2345 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 21 REMARK 3 SOLVENT ATOMS : 197 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 28.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.44 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.27000 REMARK 3 B22 (A**2) : 1.09000 REMARK 3 B33 (A**2) : -1.37000 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): 0.229 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.215 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.157 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.763 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.954 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.914 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2429 ; 0.023 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3296 ; 1.892 ; 1.972 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 290 ; 6.569 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 369 ; 0.129 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1814 ; 0.009 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1234 ; 0.239 ; 0.200 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): 183 ; 0.182 ; 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): 46 ; 0.275 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 18 ; 0.214 ; 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): 1463 ; 1.133 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2376 ; 1.914 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 966 ; 2.981 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 920 ; 4.464 ; 4.500 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 : 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 REMARK 3 RIDING POSITIONS REMARK 4 REMARK 4 1Y8Y COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-JAN-05. REMARK 100 THE RCSB ID CODE IS RCSB031265. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-MAY-03 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.2 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 RUH3R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : MSC/OSMIC BLUE REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR (MSC/RIGAKU) REMARK 200 DATA SCALING SOFTWARE : D*TREK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22465 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.8 REMARK 200 DATA REDUNDANCY : 2.500 REMARK 200 R MERGE (I) : 0.05400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.97 REMARK 200 COMPLETENESS FOR SHELL (%) : 82.4 REMARK 200 DATA REDUNDANCY IN SHELL : 1.73 REMARK 200 R MERGE FOR SHELL (I) : 0.26200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 1B39 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 34.90 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.90 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350, HEPES, AMMONIUM ACETATE, REMARK 280 PH 7.2, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K 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 26.47200 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 35.97850 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 35.87800 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 35.97850 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 26.47200 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 35.87800 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 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 ASP A 38 REMARK 465 THR A 39 REMARK 465 GLU A 40 REMARK 465 THR A 41 REMARK 465 GLU A 42 REMARK 465 GLY A 43 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 ARG A 36 CG CD NE CZ NH1 NH2 REMARK 470 LEU A 37 CG CD1 CD2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ASP A 68 CB - CG - OD2 ANGL. DEV. = 5.6 DEGREES REMARK 500 ASP A 92 CB - CG - OD2 ANGL. DEV. = 5.6 DEGREES REMARK 500 ASP A 210 CB - CG - OD2 ANGL. DEV. = 7.1 DEGREES REMARK 500 ASP A 235 CB - CG - OD2 ANGL. DEV. = 5.7 DEGREES REMARK 500 ASP A 258 CB - CG - OD2 ANGL. DEV. = 6.1 DEGREES 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 LEU A 25 -78.24 -91.11 REMARK 500 ARG A 36 89.32 -46.64 REMARK 500 GLU A 73 48.61 35.82 REMARK 500 ASN A 74 22.31 47.57 REMARK 500 ARG A 126 -15.31 83.14 REMARK 500 ASP A 127 44.94 -141.99 REMARK 500 HIS A 161 -2.67 78.93 REMARK 500 PRO A 254 44.22 -100.49 REMARK 500 LYS A 291 79.97 -118.23 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 CT7 A 401 DBREF 1Y8Y A 1 298 UNP P24941 CDK2_HUMAN 1 298 SEQRES 1 A 298 MET GLU ASN PHE GLN LYS VAL GLU LYS ILE GLY GLU GLY SEQRES 2 A 298 THR TYR GLY VAL VAL TYR LYS ALA ARG ASN LYS LEU THR SEQRES 3 A 298 GLY GLU VAL VAL ALA LEU LYS LYS ILE ARG LEU ASP THR SEQRES 4 A 298 GLU THR GLU GLY VAL PRO SER THR ALA ILE ARG GLU ILE SEQRES 5 A 298 SER LEU LEU LYS GLU LEU ASN HIS PRO ASN ILE VAL LYS SEQRES 6 A 298 LEU LEU ASP VAL ILE HIS THR GLU ASN LYS LEU TYR LEU SEQRES 7 A 298 VAL PHE GLU PHE LEU HIS GLN ASP LEU LYS LYS PHE MET SEQRES 8 A 298 ASP ALA SER ALA LEU THR GLY ILE PRO LEU PRO LEU ILE SEQRES 9 A 298 LYS SER TYR LEU PHE GLN LEU LEU GLN GLY LEU ALA PHE SEQRES 10 A 298 CYS HIS SER HIS ARG VAL LEU HIS ARG ASP LEU LYS PRO SEQRES 11 A 298 GLN ASN LEU LEU ILE ASN THR GLU GLY ALA ILE LYS LEU SEQRES 12 A 298 ALA ASP PHE GLY LEU ALA ARG ALA PHE GLY VAL PRO VAL SEQRES 13 A 298 ARG THR TYR THR HIS GLU VAL VAL THR LEU TRP TYR ARG SEQRES 14 A 298 ALA PRO GLU ILE LEU LEU GLY CYS LYS TYR TYR SER THR SEQRES 15 A 298 ALA VAL ASP ILE TRP SER LEU GLY CYS ILE PHE ALA GLU SEQRES 16 A 298 MET VAL THR ARG ARG ALA LEU PHE PRO GLY ASP SER GLU SEQRES 17 A 298 ILE ASP GLN LEU PHE ARG ILE PHE ARG THR LEU GLY THR SEQRES 18 A 298 PRO ASP GLU VAL VAL TRP PRO GLY VAL THR SER MET PRO SEQRES 19 A 298 ASP TYR LYS PRO SER PHE PRO LYS TRP ALA ARG GLN ASP SEQRES 20 A 298 PHE SER LYS VAL VAL PRO PRO LEU ASP GLU ASP GLY ARG SEQRES 21 A 298 SER LEU LEU SER GLN MET LEU HIS TYR ASP PRO ASN LYS SEQRES 22 A 298 ARG ILE SER ALA LYS ALA ALA LEU ALA HIS PRO PHE PHE SEQRES 23 A 298 GLN ASP VAL THR LYS PRO VAL PRO HIS LEU ARG LEU HET CT7 A 401 21 HETNAM CT7 (5-CHLOROPYRAZOLO[1,5-A]PYRIMIDIN-7-YL)-(4- HETNAM 2 CT7 METHANESULFONYLPHENYL)AMINE FORMUL 2 CT7 C13 H11 CL N4 O2 S FORMUL 3 HOH *197(H2 O) HELIX 1 1 PRO A 45 LYS A 56 1 12 HELIX 2 2 LEU A 87 SER A 94 1 8 HELIX 3 3 PRO A 100 HIS A 121 1 22 HELIX 4 4 LYS A 129 GLN A 131 5 3 HELIX 5 5 GLY A 147 GLY A 153 1 7 HELIX 6 6 ALA A 170 LEU A 175 1 6 HELIX 7 7 THR A 182 ARG A 199 1 18 HELIX 8 8 SER A 207 GLY A 220 1 14 HELIX 9 9 GLY A 229 MET A 233 5 5 HELIX 10 10 ASP A 247 VAL A 252 1 6 HELIX 11 11 ASP A 256 LEU A 267 1 12 HELIX 12 12 SER A 276 ALA A 282 1 7 HELIX 13 13 HIS A 283 GLN A 287 5 5 SHEET 1 A 5 PHE A 4 GLU A 12 0 SHEET 2 A 5 VAL A 17 ASN A 23 -1 O VAL A 18 N GLY A 11 SHEET 3 A 5 VAL A 29 ILE A 35 -1 O LEU A 32 N TYR A 19 SHEET 4 A 5 LYS A 75 GLU A 81 -1 O LEU A 76 N ILE A 35 SHEET 5 A 5 LEU A 66 THR A 72 -1 N ILE A 70 O TYR A 77 SHEET 1 B 3 GLN A 85 ASP A 86 0 SHEET 2 B 3 LEU A 133 ILE A 135 -1 O ILE A 135 N GLN A 85 SHEET 3 B 3 ILE A 141 LEU A 143 -1 O LYS A 142 N LEU A 134 CISPEP 1 PRO A 253 PRO A 254 0 0.17 SITE 1 AC1 9 ALA A 31 LYS A 33 GLU A 81 LEU A 83 SITE 2 AC1 9 HIS A 84 GLN A 85 ASP A 86 LYS A 89 SITE 3 AC1 9 LEU A 134 CRYST1 52.944 71.756 71.957 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 0.018888 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013936 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013897 0.00000