HEADER KINASE 24-JUN-03 1OIQ TITLE IMIDAZOPYRIDINES: A POTENT AND SELECTIVE CLASS OF TITLE 2 CYCLIN-DEPENDENT KINASE INHIBITORS IDENTIFIED THROUGH TITLE 3 STRUCTURE-BASED HYBRIDISATION 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 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: SF9; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: BACULOVIRUS KEYWDS KINASE, PROTEIN KINASE, TRANSFERASE, KEYWDS 2 SERINE/THREONINE-PROTEIN KINASE, ATP-BINDING, CELL CYCLE, KEYWDS 3 CELL DIVISION, MITOSIS, PHOSPHORYLATION, EXPDTA X-RAY DIFFRACTION AUTHOR J.F.BEATTIE,G.A.BREAULT,K.F.BYTH,J.D.CULSHAW,R.P.A.ELLSTON, AUTHOR 2 S.GREEN,C.A.MINSHULL,R.A.NORMAN,R.A.PAUPTIT,A.P.THOMAS, AUTHOR 3 P.J.JEWSBURY REVDAT 2 24-FEB-09 1OIQ 1 VERSN REVDAT 1 04-SEP-03 1OIQ 0 JRNL AUTH M.ANDERSON,J.F.BEATTIE,G.A.BREAULT,J.BREED, JRNL AUTH 2 K.F.BYTH,J.D.CULSHAW,R.P.A.ELLSTON,S.GREEN, JRNL AUTH 3 C.A.MINSHULL,R.A.NORMAN,R.A.PAUPTIT,J.STANWAY, JRNL AUTH 4 A.P.THOMAS,P.J.JEWSBURY JRNL TITL IMIDAZO[1,2-A]PYRIDINES: A POTENT AND SELECTIVE JRNL TITL 2 CLASS OF CYCLIN-DEPENDENT KINASE INHIBITORS JRNL TITL 3 IDENTIFIED THROUGH STRUCTURE-BASED HYBRIDISATION JRNL REF BIOORG.MED.CHEM.LETT. V. 13 3021 2003 JRNL REFN ISSN 0960-894X JRNL PMID 12941325 JRNL DOI 10.1016/S0960-894X(03)00638-3 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH U.SCHULZE-GAHMEN,H.DE BONDT,S.-H.KIM REMARK 1 TITL HIGH-RESOLUTION CRYSTAL STRUCTURES OF HUMAN REMARK 1 TITL 2 CYCLIN-DEPENDENT KINASE 2 WITH AND WITHOUT ATP: REMARK 1 TITL 3 BOUND WATERS AND NATURAL LIGAND AS A GUIDE FOR REMARK 1 TITL 4 INHIBITOR DESIGN REMARK 1 REF J.MED.CHEM. V. 39 4540 1996 REMARK 1 REFN ISSN 0022-2623 REMARK 1 PMID 8917641 REMARK 1 DOI 10.1021/JM960402A REMARK 2 REMARK 2 RESOLUTION. 2.31 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.31 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 43.85 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 92.94 REMARK 3 NUMBER OF REFLECTIONS : 11643 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) : 0.229 REMARK 3 R VALUE (WORKING SET) : 0.227 REMARK 3 FREE R VALUE : 0.271 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.0 REMARK 3 FREE R VALUE TEST SET COUNT : 613 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2106 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 20 REMARK 3 SOLVENT ATOMS : 47 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 29.3 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -3.19 REMARK 3 B22 (A**2) : -1.17 REMARK 3 B33 (A**2) : 4.36 REMARK 3 B12 (A**2) : 0.00 REMARK 3 B13 (A**2) : 0.00 REMARK 3 B23 (A**2) : 0.00 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.470 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.282 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.202 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 8.315 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : NULL ; NULL REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: TLS REFINEMENT DONE REMARK 4 REMARK 4 1OIQ COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 24-JUN-03. REMARK 100 THE PDBE ID CODE IS EBI-12940. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-FEB-97 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 7.00 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SRS REMARK 200 BEAMLINE : PX9.6 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.875 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12637 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.310 REMARK 200 RESOLUTION RANGE LOW (A) : 43.850 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.8 REMARK 200 DATA REDUNDANCY : 2.400 REMARK 200 R MERGE (I) : 0.16800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 8.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.31 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.44 REMARK 200 COMPLETENESS FOR SHELL (%) : 83.0 REMARK 200 DATA REDUNDANCY IN SHELL : 2.40 REMARK 200 R MERGE FOR SHELL (I) : 0.31100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.24 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN AT 10MG/ML REMARK 280 WELL BUFFER CONTAINING 17.5% PEG3350, 200MM HEPES, REMARK 280 PH7.0, 100MM AMMONIUM ACETATE 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 27.31250 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 36.44300 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 36.35750 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 36.44300 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.31250 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 36.35750 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 GENERATING THE BIOMOLECULE 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: PQS 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 400 REMARK 400 COMPOUND REMARK 400 FUNCTION: PROBABLY INVOLVED IN THE CONTROL OF THE CELL CYCLE. REMARK 400 INTERACTS WITH CYCLINS A, D, OR E. ACTIVITY OF CDK2 IS MAXIMAL REMARK 400 DURING S PHASE AND G2. 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 ACE A 0 REMARK 465 GLU A 12 REMARK 465 GLY A 13 REMARK 465 THR A 14 REMARK 465 TYR A 15 REMARK 465 ARG A 36 REMARK 465 LEU A 37 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 465 VAL A 44 REMARK 465 PRO A 45 REMARK 465 SER A 46 REMARK 465 GLU A 73 REMARK 465 ASN A 74 REMARK 465 LYS A 75 REMARK 465 ALA A 149 REMARK 465 ARG A 150 REMARK 465 ALA A 151 REMARK 465 PHE A 152 REMARK 465 GLY A 153 REMARK 465 VAL A 154 REMARK 465 PRO A 155 REMARK 465 VAL A 156 REMARK 465 ARG A 157 REMARK 465 THR A 158 REMARK 465 TYR A 159 REMARK 465 THR A 160 REMARK 465 HIS A 161 REMARK 465 GLU A 162 REMARK 465 VAL A 163 REMARK 465 VAL A 164 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 LYS A 9 CG CD CE NZ REMARK 470 LYS A 34 CG CD CE NZ REMARK 470 ARG A 50 CG CD NE CZ NH1 NH2 REMARK 470 ASP A 247 CG OD1 OD2 REMARK 470 ARG A 297 CG CD NE CZ NH1 NH2 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. = 5.7 DEGREES REMARK 500 ASP A 145 CB - CG - OD2 ANGL. DEV. = 5.7 DEGREES REMARK 500 ASP A 206 CB - CG - OD2 ANGL. DEV. = 7.3 DEGREES REMARK 500 ASP A 235 CB - CG - OD2 ANGL. DEV. = 5.7 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 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 -55.38 -126.20 REMARK 500 ARG A 126 -26.21 87.44 REMARK 500 TYR A 179 58.70 -114.47 REMARK 500 ASP A 288 31.13 -96.75 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HDU A1299 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1AQ1 RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED REMARK 900 WITH THE INHIBITOR STAUROSPORINE REMARK 900 RELATED ID: 1B38 RELATED DB: PDB REMARK 900 HUMAN CYCLIN-DEPENDENT KINASE 2 REMARK 900 RELATED ID: 1B39 RELATED DB: PDB REMARK 900 HUMAN CYCLIN-DEPENDENT KINASE 2 PHOSPHORYLATED REMARK 900 ON THR 160 REMARK 900 RELATED ID: 1BUH RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HUMAN CDK2 KINASE REMARK 900 COMPLEX WITHCELL CYCLE-REGULATORY PROTEIN REMARK 900 CKSHS1 REMARK 900 RELATED ID: 1CKP RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED REMARK 900 WITH THE INHIBITOR PURVALANOL B REMARK 900 RELATED ID: 1DI8 RELATED DB: PDB REMARK 900 THE STRUCTURE OF CYCLIN-DEPENDENT KINASE 2 REMARK 900 (CDK2) IN COMPLEX WITH 4-[3- REMARK 900 HYDROXYANILINO]-6,7-DIMETHOXYQUINAZOLINE REMARK 900 RELATED ID: 1DM2 RELATED DB: PDB REMARK 900 HUMAN CYCLIN-DEPENDENT KINASE 2 COMPLEXED REMARK 900 WITH THE INHIBITOR HYMENIALDISINE REMARK 900 RELATED ID: 1E1V RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED REMARK 900 WITH THE INHIBITOR NU2058 REMARK 900 RELATED ID: 1E1X RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED REMARK 900 WITH THE INHIBITOR NU6027 REMARK 900 RELATED ID: 1E9H RELATED DB: PDB REMARK 900 THR 160 PHOSPHORYLATED CDK2 - HUMAN CYCLIN REMARK 900 A3 COMPLEX WITH THE INHIBITOR INDIRUBIN-5- REMARK 900 SULPHONATE BOUND REMARK 900 RELATED ID: 1F5Q RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF MURINE GAMMA HERPESVIRUS REMARK 900 CYCLIN COMPLEXED TO HUMAN CYCLIN DEPENDANT REMARK 900 KINASE 2 REMARK 900 RELATED ID: 1FIN RELATED DB: PDB REMARK 900 CYCLIN A - CYCLIN-DEPENDENT KINASE 2 COMPLEX REMARK 900 RELATED ID: 1FQ1 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF KINASE ASSOCIATED REMARK 900 PHOSPHATASE (KAP) INCOMPLEX WITH PHOSPHO-CDK2 REMARK 900 RELATED ID: 1FVT RELATED DB: PDB REMARK 900 THE STRUCTURE OF CYCLIN-DEPENDENT KINASE 2 REMARK 900 (CDK2) INCOMPLEX WITH AN OXINDOLE INHIBITOR REMARK 900 RELATED ID: 1FVV RELATED DB: PDB REMARK 900 THE STRUCTURE OF CDK2/CYCLIN A IN COMPLEX REMARK 900 WITH AN OXINDOLEINHIBITOR REMARK 900 RELATED ID: 1G5S RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN CYCLIN DEPENDENT REMARK 900 KINASE 2 (CDK2)IN COMPLEX WITH THE REMARK 900 INHIBITOR H717 REMARK 900 RELATED ID: 1GIH RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED REMARK 900 WITH THE CDK4INHIBITOR REMARK 900 RELATED ID: 1GII RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED REMARK 900 WITH THE CDK4INHIBITOR REMARK 900 RELATED ID: 1GIJ RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED REMARK 900 WITH THE CDK4INHIBITOR REMARK 900 RELATED ID: 1GY3 RELATED DB: PDB REMARK 900 PCDK2/CYCLIN A IN COMPLEX WITH MGADP, REMARK 900 NITRATE AND PEPTIDE SUBSTRATE REMARK 900 RELATED ID: 1GZ8 RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED REMARK 900 WITH THE INHIBITOR 2-AMINO-6-(3'-METHYL- REMARK 900 2'-OXO)BUTOXYPURINE REMARK 900 RELATED ID: 1H00 RELATED DB: PDB REMARK 900 CDK2 IN COMPLEX WITH A DISUBSTITUTED 4, 6 REMARK 900 -BIS ANILINO PYRIMIDINE CDK4 INHIBITOR REMARK 900 RELATED ID: 1H01 RELATED DB: PDB REMARK 900 CDK2 IN COMPLEX WITH A DISUBSTITUTED 2, 4 REMARK 900 -BIS ANILINO PYRIMIDINE CDK4 INHIBITOR REMARK 900 RELATED ID: 1H06 RELATED DB: PDB REMARK 900 CDK2 IN COMPLEX WITH A DISUBSTITUTED 4, 6 REMARK 900 -BIS ANILINO PYRIMIDINE CDK4 INHIBITOR REMARK 900 RELATED ID: 1H07 RELATED DB: PDB REMARK 900 CDK2 IN COMPLEX WITH A DISUBSTITUTED 4, 6 REMARK 900 -BIS ANILINO PYRIMIDINE CDK4 INHIBITOR REMARK 900 RELATED ID: 1H08 RELATED DB: PDB REMARK 900 CDK2 IN COMPLEX WITH A DISUBSTITUTED 2, 4 REMARK 900 -BIS ANILINO PYRIMIDINE CDK4 INHIBITOR REMARK 900 RELATED ID: 1H0U RELATED DB: PDB REMARK 900 M. SMEGMATIS ARYLAMINE N-ACETYL TRANSFERASE REMARK 900 RELATED ID: 1H0V RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT PROTEIN KINASE 2 IN REMARK 900 COMPLEX WITH THE INHIBITOR 2-AMINO-6-[(R REMARK 900 )-PYRROLIDINO-5'-YL]METHOXYPURINE REMARK 900 RELATED ID: 1H0W RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT PROTEIN KINASE 2 IN REMARK 900 COMPLEX WITH THE INHIBITOR 2-AMINO-6-[ REMARK 900 CYCLOHEX-3-ENYL]METHOXYPURINE REMARK 900 RELATED ID: 1H1P RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/ REMARK 900 CYCLIN A COMPLEXED WITH THE INHIBITOR NU2058 REMARK 900 RELATED ID: 1H1Q RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/ REMARK 900 CYCLIN A COMPLEXED WITH THE INHIBITOR NU6094 REMARK 900 RELATED ID: 1H1R RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/ REMARK 900 CYCLIN A COMPLEXED WITH THE INHIBITOR NU6086 REMARK 900 RELATED ID: 1H1S RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/ REMARK 900 CYCLIN A COMPLEXED WITH THE INHIBITOR NU6102 REMARK 900 RELATED ID: 1H24 RELATED DB: PDB REMARK 900 CDK2/CYCLINA IN COMPLEX WITH A 9 RESIDUE REMARK 900 RECRUITMENT PEPTIDE FROM E2F REMARK 900 RELATED ID: 1H25 RELATED DB: PDB REMARK 900 CDK2/CYCLINA IN COMPLEX WITH AN 11-RESIDUE REMARK 900 RECRUITMENT PEPTIDE FROM E2F REMARK 900 RELATED ID: 1H26 RELATED DB: PDB REMARK 900 CDK2/CYCLINA IN COMPLEX WITH AN 11-RESIDUE REMARK 900 RECRUITMENT PEPTIDE FROM P53 REMARK 900 RELATED ID: 1H27 RELATED DB: PDB REMARK 900 CDK2/CYCLINA IN COMPLEX WITH AN 11-RESIDUE REMARK 900 RECRUITMENT PEPTIDE FROM P27 REMARK 900 RELATED ID: 1H28 RELATED DB: PDB REMARK 900 CDK2/CYCLINA IN COMPLEX WITH AN 11-RESIDUE REMARK 900 RECRUITMENT PEPTIDE FROM P107 REMARK 900 RELATED ID: 1HCK RELATED DB: PDB REMARK 900 HUMAN CYCLIN-DEPENDENT KINASE 2 REMARK 900 RELATED ID: 1HCL RELATED DB: PDB REMARK 900 HUMAN CYCLIN-DEPENDENT KINASE 2 REMARK 900 RELATED ID: 1JST RELATED DB: PDB REMARK 900 PHOSPHORYLATED CYCLIN-DEPENDENT KINASE-2 BOUND REMARK 900 TO CYCLIN A REMARK 900 RELATED ID: 1JSU RELATED DB: PDB REMARK 900 P27(KIP1)/CYCLIN A/CDK2 COMPLEX REMARK 900 RELATED ID: 1JSV RELATED DB: PDB REMARK 900 THE STRUCTURE OF CYCLIN-DEPENDENT KINASE 2 REMARK 900 (CDK2) INCOMPLEX WITH 4-[(6-AMINO-4- REMARK 900 PYRIMIDINYL)AMINO]BENZENESULFONAMIDE REMARK 900 RELATED ID: 1JVP RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN CDK2 ( REMARK 900 UNPHOSPHORYLATED) INCOMPLEX WITH PKF049-365 REMARK 900 RELATED ID: 1KE5 RELATED DB: PDB REMARK 900 CDK2 COMPLEXED WITH N-METHYL-4-{[(2-OXO- REMARK 900 1,2-DIHYDRO-3H-INDOL-3-YLIDENE)METHYL] REMARK 900 AMINO}BENZENESULFONAMIDE REMARK 900 RELATED ID: 1KE6 RELATED DB: PDB REMARK 900 CYCLIN-DEPENDENT KINASE 2 (CDK2) COMPLEXED REMARK 900 WITH N-METHYL-{4-[2-(7-OXO-6,7-DIHYDRO REMARK 900 -8H-[1,3]THIAZOLO[5,4-E]INDOL-8- REMARK 900 YLIDENE)HYDRAZINO]PHENYL}METHANESULFONAMIDE REMARK 900 RELATED ID: 1KE7 RELATED DB: PDB REMARK 900 CYCLIN-DEPENDENT KINASE 2 (CDK2) COMPLEXED REMARK 900 WITH 3-{[(2,2-DIOXIDO-1,3-DIHYDRO-2- REMARK 900 BENZOTHIEN-5-YL)AMINO]METHYLENE}-5-(1,3- REMARK 900 OXAZOL-5-YL)-1,3-DIHYDRO-2H-INDOL-2- REMARK 900 ONE REMARK 900 RELATED ID: 1KE8 RELATED DB: PDB REMARK 900 CYCLIN-DEPENDENT KINASE 2 (CDK2) COMPLEXED REMARK 900 WITH 4-{[(2-OXO-1,2-DIHYDRO-3H-INDOL-3 REMARK 900 -YLIDENE)METHYL]AMINO}-N-(1,3-THIAZOL-2- REMARK 900 YL)BENZENESULFONAMIDE REMARK 900 RELATED ID: 1KE9 RELATED DB: PDB REMARK 900 CYCLIN-DEPENDENT KINASE 2 (CDK2) COMPLEXED REMARK 900 WITH 3-{[4-({[AMINO(IMINO)METHYL] REMARK 900 AMINOSULFONYL)ANILINO]METHYLENE}-2-OXO-2,3- REMARK 900 DIHYDRO-1H-INDOLE REMARK 900 RELATED ID: 1OGU RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/ REMARK 900 CYCLIN A COMPLEXED WITH A 2-ARYLAMINO-4- REMARK 900 CYCLOHEXYLMETHYL-5-NITROSO-6-AMINOPYRIMIDINE REMARK 900 INHIBITOR REMARK 900 RELATED ID: 1OI9 RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/ REMARK 900 CYCLIN A COMPLEXED WITH A 6- REMARK 900 CYCLOHEXYLMETHYLOXY-2-ANILINO-PURINE INHIBITOR REMARK 900 RELATED ID: 1OIR RELATED DB: PDB REMARK 900 IMIDAZOPYRIDINES: A POTENT AND SELECTIVE CLASS REMARK 900 OF CYCLIN-DEPENDENT KINASE INHIBITORS REMARK 900 IDENTIFIED THROUGH STRUCTURE-BASED HYBRIDISATION REMARK 900 RELATED ID: 1OIT RELATED DB: PDB REMARK 900 IMIDAZOPYRIDINES: A POTENT AND SELECTIVE CLASS REMARK 900 OF CYCLIN-DEPENDENT KINASE INHIBITORS REMARK 900 IDENTIFIED THROUGH STRUCTURE-BASED HYBRIDISATION REMARK 900 RELATED ID: 1OIU RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/ REMARK 900 CYCLIN A COMPLEXED WITH A 6- REMARK 900 CYCLOHEXYLMETHYLOXY-2-ANILINO-PURINE INHIBITOR REMARK 900 RELATED ID: 1OIY RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/ REMARK 900 CYCLIN A COMPLEXED WITH A 6- REMARK 900 CYCLOHEXYLMETHYLOXY-2-ANILINO-PURINE INHIBITOR REMARK 900 RELATED ID: 1OKU RELATED DB: PDB REMARK 900 CYCLIN A BINDING GROOVE INHIBITOR H-ALA- REMARK 900 ALA-ABU-ARG-ER-LEU-ILE-(P-F-PHE)-NH2 REMARK 900 RELATED ID: 1OKV RELATED DB: PDB REMARK 900 CYCLIN A BINDING GROOVE INHIBITOR H-ARG- REMARK 900 ARG-LEU-ILE-PHE-NH2 REMARK 900 RELATED ID: 1OKW RELATED DB: PDB REMARK 900 CYCLIN A BINDING GROOVE INHIBITOR AC-ARG- REMARK 900 ARG-LEU-ASN-(M-CL-PHE)-NH2 REMARK 900 RELATED ID: 1OL1 RELATED DB: PDB REMARK 900 CYCLIN A BINDING GROOVE INHIBITOR H-CIT- REMARK 900 CIT-LEU-ILE-(P-F-PHE)-NH2 REMARK 900 RELATED ID: 1OL2 RELATED DB: PDB REMARK 900 CYCLIN A BINDING GROOVE INHIBITOR H-ARG- REMARK 900 ARG-LEU-ASN-(P-F-PHE)-NH2 REMARK 900 RELATED ID: 1P2A RELATED DB: PDB REMARK 900 THE STRUCTURE OF CYCLIN DEPENDENT KINASE 2 REMARK 900 (CKD2) WITH ATRISUBSTITUTED NAPHTHOSTYRIL REMARK 900 INHIBITOR REMARK 900 RELATED ID: 1P5E RELATED DB: PDB REMARK 900 THE STRUCURE OF PHOSPHO-CDK2/CYCLIN A IN REMARK 900 COMPLEX WITH THEINHIBITOR 4,5,6,7- REMARK 900 TETRABROMOBENZOTRIAZOLE (TBS) REMARK 900 RELATED ID: 1PKD RELATED DB: PDB REMARK 900 THE CRYSTAL STRUCTURE OF UCN-01 IN COMPLEX REMARK 900 WITH PHOSPHO-CDK2/CYCLIN A REMARK 900 RELATED ID: 1QMZ RELATED DB: PDB REMARK 900 PHOSPHORYLATED CDK2-CYCLYIN A-SUBSTRATE REMARK 900 PEPTIDE COMPLEX DBREF 1OIQ A 0 0 PDB 1OIQ 1OIQ 0 0 DBREF 1OIQ A 1 298 UNP P24941 CDK2_HUMAN 1 298 SEQRES 1 A 299 ACE MET GLU ASN PHE GLN LYS VAL GLU LYS ILE GLY GLU SEQRES 2 A 299 GLY THR TYR GLY VAL VAL TYR LYS ALA ARG ASN LYS LEU SEQRES 3 A 299 THR GLY GLU VAL VAL ALA LEU LYS LYS ILE ARG LEU ASP SEQRES 4 A 299 THR GLU THR GLU GLY VAL PRO SER THR ALA ILE ARG GLU SEQRES 5 A 299 ILE SER LEU LEU LYS GLU LEU ASN HIS PRO ASN ILE VAL SEQRES 6 A 299 LYS LEU LEU ASP VAL ILE HIS THR GLU ASN LYS LEU TYR SEQRES 7 A 299 LEU VAL PHE GLU PHE LEU HIS GLN ASP LEU LYS LYS PHE SEQRES 8 A 299 MET ASP ALA SER ALA LEU THR GLY ILE PRO LEU PRO LEU SEQRES 9 A 299 ILE LYS SER TYR LEU PHE GLN LEU LEU GLN GLY LEU ALA SEQRES 10 A 299 PHE CYS HIS SER HIS ARG VAL LEU HIS ARG ASP LEU LYS SEQRES 11 A 299 PRO GLN ASN LEU LEU ILE ASN THR GLU GLY ALA ILE LYS SEQRES 12 A 299 LEU ALA ASP PHE GLY LEU ALA ARG ALA PHE GLY VAL PRO SEQRES 13 A 299 VAL ARG THR TYR THR HIS GLU VAL VAL THR LEU TRP TYR SEQRES 14 A 299 ARG ALA PRO GLU ILE LEU LEU GLY CYS LYS TYR TYR SER SEQRES 15 A 299 THR ALA VAL ASP ILE TRP SER LEU GLY CYS ILE PHE ALA SEQRES 16 A 299 GLU MET VAL THR ARG ARG ALA LEU PHE PRO GLY ASP SER SEQRES 17 A 299 GLU ILE ASP GLN LEU PHE ARG ILE PHE ARG THR LEU GLY SEQRES 18 A 299 THR PRO ASP GLU VAL VAL TRP PRO GLY VAL THR SER MET SEQRES 19 A 299 PRO ASP TYR LYS PRO SER PHE PRO LYS TRP ALA ARG GLN SEQRES 20 A 299 ASP PHE SER LYS VAL VAL PRO PRO LEU ASP GLU ASP GLY SEQRES 21 A 299 ARG SER LEU LEU SER GLN MET LEU HIS TYR ASP PRO ASN SEQRES 22 A 299 LYS ARG ILE SER ALA LYS ALA ALA LEU ALA HIS PRO PHE SEQRES 23 A 299 PHE GLN ASP VAL THR LYS PRO VAL PRO HIS LEU ARG LEU HET HDU A1299 20 HETNAM HDU N-[4-(2-METHYLIMIDAZO[1,2-A]PYRIDIN-3-YL)-2- HETNAM 2 HDU PYRIMIDINYL]ACETAMIDE FORMUL 2 HDU C14 H13 N5 O FORMUL 3 HOH *47(H2 O1) HELIX 1 1 THR A 47 LYS A 56 1 10 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 ALA A 170 LEU A 175 1 6 HELIX 6 6 THR A 182 ARG A 199 1 18 HELIX 7 7 SER A 207 GLY A 220 1 14 HELIX 8 8 GLY A 229 MET A 233 5 5 HELIX 9 9 ASP A 247 VAL A 252 1 6 HELIX 10 10 ASP A 256 LEU A 267 1 12 HELIX 11 11 SER A 276 ALA A 282 1 7 HELIX 12 12 HIS A 283 GLN A 287 5 5 SHEET 1 AA 5 PHE A 4 GLY A 11 0 SHEET 2 AA 5 VAL A 18 ASN A 23 -1 O VAL A 18 N ILE A 10 SHEET 3 AA 5 VAL A 29 LYS A 34 -1 O VAL A 30 N ALA A 21 SHEET 4 AA 5 TYR A 77 GLU A 81 -1 O LEU A 78 N LYS A 33 SHEET 5 AA 5 LEU A 66 ILE A 70 -1 N LEU A 67 O VAL A 79 SHEET 1 AB 3 GLN A 85 ASP A 86 0 SHEET 2 AB 3 LEU A 133 ILE A 135 -1 O ILE A 135 N GLN A 85 SHEET 3 AB 3 ILE A 141 LEU A 143 -1 O LYS A 142 N LEU A 134 SITE 1 AC1 9 ILE A 10 ALA A 31 LYS A 33 PHE A 80 SITE 2 AC1 9 GLU A 81 LEU A 83 LEU A 134 ASP A 145 SITE 3 AC1 9 HOH A2047 CRYST1 54.625 72.715 72.886 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 0.018307 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013752 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013720 0.00000