HEADER TRANSFERASE 10-NOV-05 2C6I TITLE CRYSTAL STRUCTURE OF THE HUMAN CDK2 COMPLEXED WITH THE TITLE 2 TRIAZOLOPYRIMIDINE 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 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 6 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 8 EXPRESSION_SYSTEM_CELL_LINE: SF21; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: BACULOVIRUS KEYWDS TRANSFERASE, SERINE/THREONINE PROTEIN KINASE, CDK2, ATP-BINDING, CELL KEYWDS 2 CYCLE, MITOSIS, PHOSPHORYLATION, TRIAZOLOPYRIMIDINE INHIBITOR, CELL KEYWDS 3 DIVISION, KINASE, POLYMORPHISM, NUCLEOTIDE-BINDING EXPDTA X-RAY DIFFRACTION AUTHOR C.M.RICHARDSON,P.DOKURNO,J.B.MURRAY,A.E.SURGENOR REVDAT 7 13-DEC-23 2C6I 1 REMARK REVDAT 6 24-APR-19 2C6I 1 SOURCE REVDAT 5 30-JAN-19 2C6I 1 REMARK REVDAT 4 23-SEP-15 2C6I 1 SOURCE REMARK VERSN FORMUL REVDAT 3 24-FEB-09 2C6I 1 VERSN REVDAT 2 01-FEB-06 2C6I 1 JRNL REVDAT 1 07-DEC-05 2C6I 0 JRNL AUTH C.M.RICHARDSON,D.S.WILLIAMSON,M.J.PARRATT,J.BORGOGNONI, JRNL AUTH 2 A.D.CANSFIELD,P.DOKURNO,G.L.FRANCIS,R.HOWES,J.D.MOORE, JRNL AUTH 3 J.B.MURRAY,A.ROBERTSON,A.E.SURGENOR,C.J.TORRANCE JRNL TITL TRIAZOLO[1,5-A]PYRIMIDINES AS NOVEL CDK2 INHIBITORS: PROTEIN JRNL TITL 2 STRUCTURE-GUIDED DESIGN AND SAR. JRNL REF BIOORG.MED.CHEM.LETT. V. 16 1353 2006 JRNL REFN ISSN 0960-894X JRNL PMID 16325401 JRNL DOI 10.1016/J.BMCL.2005.11.048 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.24 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 97.1 REMARK 3 NUMBER OF REFLECTIONS : 23631 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) : 0.208 REMARK 3 R VALUE (WORKING SET) : 0.202 REMARK 3 FREE R VALUE : 0.275 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 8.400 REMARK 3 FREE R VALUE TEST SET COUNT : 2155 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) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.85 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1305 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3660 REMARK 3 BIN FREE R VALUE SET COUNT : 112 REMARK 3 BIN FREE R VALUE : 0.4270 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 : 28 REMARK 3 SOLVENT ATOMS : 233 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 41.17 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.54000 REMARK 3 B22 (A**2) : 0.43000 REMARK 3 B33 (A**2) : -0.96000 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): 0.168 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.171 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.140 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.803 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.953 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): 2437 ; 0.018 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3309 ; 1.733 ; 1.975 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 290 ; 6.034 ; 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 ; 0.116 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1814 ; 0.008 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1243 ; 0.220 ; 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): 214 ; 0.170 ; 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): 40 ; 0.177 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 24 ; 0.203 ; 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 ; 1.017 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2376 ; 1.710 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 974 ; 2.516 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 933 ; 3.704 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL 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 RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 2C6I COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 10-NOV-05. REMARK 100 THE DEPOSITION ID IS D_1290026328. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-APR-03 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 7.20 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 MSC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR REMARK 200 DATA SCALING SOFTWARE : D*TREK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 25808 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.0 REMARK 200 DATA REDUNDANCY : 2.920 REMARK 200 R MERGE (I) : 0.06000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 9.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 76.6 REMARK 200 DATA REDUNDANCY IN SHELL : 3.35 REMARK 200 R MERGE FOR SHELL (I) : 0.34000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.800 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 (%): 40.71 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.09 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG3350, HEPES PH7.2, AMMONIUM REMARK 280 ACETATE, VAPOR DIFFUSION HANGING DROP, ROOM TEMPERATURE, PH 7.20, REMARK 280 VAPOR DIFFUSION, HANGING DROP 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 26.78900 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 36.14800 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 35.80550 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 36.14800 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 26.78900 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 35.80550 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: 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 INVOLVED IN THE CONTROL OF THE CELL CYCLE. 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: 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 TYR A 180 O HOH A 2135 1.99 REMARK 500 O HOH A 2022 O HOH A 2060 2.00 REMARK 500 O HOH A 2196 O HOH A 2198 2.10 REMARK 500 OD1 ASN A 62 O HOH A 2049 2.17 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 ND2 ASN A 74 O ASN A 272 2464 1.99 REMARK 500 NZ LYS A 20 OD1 ASP A 258 2564 2.00 REMARK 500 N ASN A 74 OD1 ASN A 272 2464 2.09 REMARK 500 O HOH A 2109 O HOH A 2190 2564 2.14 REMARK 500 REMARK 500 REMARK: NULL 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 92 CB - CG - OD2 ANGL. DEV. = 6.4 DEGREES REMARK 500 ASP A 145 CB - CG - OD2 ANGL. DEV. = 6.5 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 ARG A 126 -24.80 84.73 REMARK 500 HIS A 161 -7.86 78.01 REMARK 500 PRO A 254 40.99 -105.81 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 DT1 A 1299 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1AQ1 RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED WITH THE INHIBITOR REMARK 900 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 ON THR 160 REMARK 900 RELATED ID: 1BUH RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HUMAN CDK2 KINASE COMPLEX WITHCELL CYCLE- REMARK 900 REGULATORY PROTEIN CKSHS1 REMARK 900 RELATED ID: 1CKP RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED WITH THE INHIBITOR REMARK 900 PURVALANOL B REMARK 900 RELATED ID: 1DI8 RELATED DB: PDB REMARK 900 THE STRUCTURE OF CYCLIN-DEPENDENT KINASE 2 (CDK2) IN COMPLEX WITH 4- REMARK 900 [3- HYDROXYANILINO]-6,7-DIMETHOXYQUINAZOLINE REMARK 900 RELATED ID: 1DM2 RELATED DB: PDB REMARK 900 HUMAN CYCLIN-DEPENDENT KINASE 2 COMPLEXED WITH THE INHIBITOR REMARK 900 HYMENIALDISINE REMARK 900 RELATED ID: 1E1V RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED WITH THE INHIBITOR NU2058 REMARK 900 RELATED ID: 1E1X RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED WITH THE INHIBITOR NU6027 REMARK 900 RELATED ID: 1E9H RELATED DB: PDB REMARK 900 THR 160 PHOSPHORYLATED CDK2 - HUMAN CYCLIN A3 COMPLEX WITH THE REMARK 900 INHIBITOR INDIRUBIN-5- SULPHONATE BOUND REMARK 900 RELATED ID: 1F5Q RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF MURINE GAMMA HERPESVIRUS CYCLIN COMPLEXED TO REMARK 900 HUMAN CYCLIN DEPENDANT 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 PHOSPHATASE (KAP) INCOMPLEX REMARK 900 WITH PHOSPHO-CDK2 REMARK 900 RELATED ID: 1FVT RELATED DB: PDB REMARK 900 THE STRUCTURE OF CYCLIN-DEPENDENT KINASE 2 (CDK2) INCOMPLEX WITH AN REMARK 900 OXINDOLE INHIBITOR REMARK 900 RELATED ID: 1FVV RELATED DB: PDB REMARK 900 THE STRUCTURE OF CDK2/CYCLIN A IN COMPLEX WITH AN OXINDOLEINHIBITOR REMARK 900 RELATED ID: 1G5S RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN CYCLIN DEPENDENT KINASE 2 (CDK2)IN REMARK 900 COMPLEX WITH THE INHIBITOR H717 REMARK 900 RELATED ID: 1GIH RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED WITH THE CDK4INHIBITOR REMARK 900 RELATED ID: 1GII RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED WITH THE CDK4INHIBITOR REMARK 900 RELATED ID: 1GIJ RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED WITH THE CDK4INHIBITOR REMARK 900 RELATED ID: 1GY3 RELATED DB: PDB REMARK 900 PCDK2/CYCLIN A IN COMPLEX WITH MGADP, NITRATE AND PEPTIDE SUBSTRATE REMARK 900 RELATED ID: 1GZ8 RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED WITH THE INHIBITOR 2- REMARK 900 AMINO-6-(3'-METHYL- 2'-OXO)BUTOXYPURINE REMARK 900 RELATED ID: 1H00 RELATED DB: PDB REMARK 900 CDK2 IN COMPLEX WITH A DISUBSTITUTED 4, 6 -BIS ANILINO PYRIMIDINE REMARK 900 CDK4 INHIBITOR REMARK 900 RELATED ID: 1H01 RELATED DB: PDB REMARK 900 CDK2 IN COMPLEX WITH A DISUBSTITUTED 2, 4 -BIS ANILINO PYRIMIDINE REMARK 900 CDK4 INHIBITOR REMARK 900 RELATED ID: 1H07 RELATED DB: PDB REMARK 900 CDK2 IN COMPLEX WITH A DISUBSTITUTED 4, 6 -BIS ANILINO PYRIMIDINE REMARK 900 CDK4 INHIBITOR REMARK 900 RELATED ID: 1H08 RELATED DB: PDB REMARK 900 CDK2 IN COMPLEX WITH A DISUBSTITUTED 2, 4 -BIS ANILINO PYRIMIDINE REMARK 900 CDK4 INHIBITOR REMARK 900 RELATED ID: 1H0V RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT PROTEIN KINASE 2 IN COMPLEX WITH THE REMARK 900 INHIBITOR 2-AMINO-6-[(R )-PYRROLIDINO-5'-YL]METHOXYPURINE REMARK 900 RELATED ID: 1H0W RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT PROTEIN KINASE 2 IN COMPLEX WITH THE REMARK 900 INHIBITOR 2-AMINO-6-[ CYCLOHEX-3-ENYL]METHOXYPURINE REMARK 900 RELATED ID: 1H1P RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/ CYCLIN A COMPLEXED WITH THE REMARK 900 INHIBITOR NU2058 REMARK 900 RELATED ID: 1H1Q RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/ CYCLIN A COMPLEXED WITH THE REMARK 900 INHIBITOR NU6094 REMARK 900 RELATED ID: 1H1R RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/ CYCLIN A COMPLEXED WITH THE REMARK 900 INHIBITOR NU6086 REMARK 900 RELATED ID: 1H1S RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/ CYCLIN A COMPLEXED WITH THE REMARK 900 INHIBITOR NU6102 REMARK 900 RELATED ID: 1H24 RELATED DB: PDB REMARK 900 CDK2/CYCLINA IN COMPLEX WITH A 9 RESIDUE RECRUITMENT PEPTIDE FROM REMARK 900 E2F REMARK 900 RELATED ID: 1H25 RELATED DB: PDB REMARK 900 CDK2/CYCLINA IN COMPLEX WITH AN 11-RESIDUE RECRUITMENT PEPTIDE FROM REMARK 900 E2F REMARK 900 RELATED ID: 1H26 RELATED DB: PDB REMARK 900 CDK2/CYCLINA IN COMPLEX WITH AN 11-RESIDUE RECRUITMENT PEPTIDE FROM REMARK 900 P53 REMARK 900 RELATED ID: 1H27 RELATED DB: PDB REMARK 900 CDK2/CYCLINA IN COMPLEX WITH AN 11-RESIDUE RECRUITMENT PEPTIDE FROM REMARK 900 P27 REMARK 900 RELATED ID: 1H28 RELATED DB: PDB REMARK 900 CDK2/CYCLINA IN COMPLEX WITH AN 11-RESIDUE RECRUITMENT PEPTIDE FROM REMARK 900 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 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 (CDK2) INCOMPLEX WITH 4- REMARK 900 [(6-AMINO-4- PYRIMIDINYL)AMINO]BENZENESULFONAMIDE REMARK 900 RELATED ID: 1JVP RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN CDK2 ( UNPHOSPHORYLATED) INCOMPLEX WITH REMARK 900 PKF049-365 REMARK 900 RELATED ID: 1KE5 RELATED DB: PDB REMARK 900 CDK2 COMPLEXED WITH N-METHYL-4-{[(2-OXO- 1,2-DIHYDRO-3H-INDOL-3- REMARK 900 YLIDENE)METHYL] AMINO}BENZENESULFONAMIDE REMARK 900 RELATED ID: 1KE6 RELATED DB: PDB REMARK 900 CYCLIN-DEPENDENT KINASE 2 (CDK2) COMPLEXED WITH N-METHYL-{4-[2-(7- REMARK 900 OXO-6,7-DIHYDRO -8H-[1,3]THIAZOLO[5,4-E]INDOL-8- YLIDENE)HYDRAZINO] REMARK 900 PHENYL}METHANESULFONAMIDE REMARK 900 RELATED ID: 1KE7 RELATED DB: PDB REMARK 900 CYCLIN-DEPENDENT KINASE 2 (CDK2) COMPLEXED WITH 3-{[(2,2-DIOXIDO-1, REMARK 900 3-DIHYDRO-2- BENZOTHIEN-5-YL)AMINO]METHYLENE}-5-(1,3- OXAZOL-5-YL)- REMARK 900 1,3-DIHYDRO-2H-INDOL-2- ONE REMARK 900 RELATED ID: 1KE8 RELATED DB: PDB REMARK 900 CYCLIN-DEPENDENT KINASE 2 (CDK2) COMPLEXED WITH 4-{[(2-OXO-1,2- REMARK 900 DIHYDRO-3H-INDOL-3 -YLIDENE)METHYL]AMINO}-N-(1,3-THIAZOL-2- YL) REMARK 900 BENZENESULFONAMIDE REMARK 900 RELATED ID: 1KE9 RELATED DB: PDB REMARK 900 CYCLIN-DEPENDENT KINASE 2 (CDK2) COMPLEXED WITH 3-{[4-({ REMARK 900 [AMINO(IMINO)METHYL] 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/ CYCLIN A COMPLEXED WITH A 2- REMARK 900 ARYLAMINO-4- CYCLOHEXYLMETHYL-5-NITROSO-6-AMINOPYRIMIDINE INHIBITOR REMARK 900 RELATED ID: 1OI9 RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/ CYCLIN A COMPLEXED WITH A 6- REMARK 900 CYCLOHEXYLMETHYLOXY-2-ANILINO-PURINE INHIBITOR REMARK 900 RELATED ID: 1OIQ RELATED DB: PDB REMARK 900 IMIDAZOPYRIDINES: A POTENT AND SELECTIVE CLASS OF CYCLIN-DEPENDENT REMARK 900 KINASE INHIBITORS IDENTIFIED THROUGH STRUCTURE-BASED HYBRIDISATION REMARK 900 RELATED ID: 1OIR RELATED DB: PDB REMARK 900 IMIDAZOPYRIDINES: A POTENT AND SELECTIVE CLASS OF CYCLIN-DEPENDENT REMARK 900 KINASE INHIBITORS IDENTIFIED THROUGH STRUCTURE-BASED HYBRIDISATION REMARK 900 RELATED ID: 1OIT RELATED DB: PDB REMARK 900 IMIDAZOPYRIDINES: A POTENT AND SELECTIVE CLASS OF CYCLIN-DEPENDENT REMARK 900 KINASE INHIBITORS IDENTIFIED THROUGH STRUCTURE-BASED HYBRIDISATION REMARK 900 RELATED ID: 1OIU RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/ 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/ 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- ALA-ABU-ARG-ER-LEU-ILE-(P- REMARK 900 F-PHE)-NH2 REMARK 900 RELATED ID: 1OKV RELATED DB: PDB REMARK 900 CYCLIN A BINDING GROOVE INHIBITOR H-ARG- ARG-LEU-ILE-PHE-NH2 REMARK 900 RELATED ID: 1OKW RELATED DB: PDB REMARK 900 CYCLIN A BINDING GROOVE INHIBITOR AC-ARG- ARG-LEU-ASN-(M-CL-PHE)-NH2 REMARK 900 RELATED ID: 1OL1 RELATED DB: PDB REMARK 900 CYCLIN A BINDING GROOVE INHIBITOR H-CIT- CIT-LEU-ILE-(P-F-PHE)-NH2 REMARK 900 RELATED ID: 1OL2 RELATED DB: PDB REMARK 900 CYCLIN A BINDING GROOVE INHIBITOR H-ARG- ARG-LEU-ASN-(P-F-PHE)-NH2 REMARK 900 RELATED ID: 1P2A RELATED DB: PDB REMARK 900 THE STRUCTURE OF CYCLIN DEPENDENT KINASE 2 (CKD2) WITH REMARK 900 ATRISUBSTITUTED NAPHTHOSTYRIL INHIBITOR REMARK 900 RELATED ID: 1P5E RELATED DB: PDB REMARK 900 THE STRUCURE OF PHOSPHO-CDK2/CYCLIN A IN COMPLEX WITH THEINHIBITOR REMARK 900 4,5,6,7- TETRABROMOBENZOTRIAZOLE (TBS) REMARK 900 RELATED ID: 1PF8 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN CYCLIN-DEPENDENT KINASE 2COMPLEXED WITH REMARK 900 A NUCLEOSIDE INHIBITOR REMARK 900 RELATED ID: 1PKD RELATED DB: PDB REMARK 900 THE CRYSTAL STRUCTURE OF UCN-01 IN COMPLEX WITH PHOSPHO-CDK2/CYCLIN REMARK 900 A REMARK 900 RELATED ID: 1PW2 RELATED DB: PDB REMARK 900 APO STRUCTURE OF HUMAN CYCLIN-DEPENDENT KINASE 2 REMARK 900 RELATED ID: 1PXI RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED WITH THEINHIBITOR 4-(2,5- REMARK 900 DICHLORO-THIOPHEN- 3-YL)-PYRIMIDIN-2-YLAMINE REMARK 900 RELATED ID: 1PXJ RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED WITH THEINHIBITOR 4-(2,4- REMARK 900 DIMETHYL-THIAZOL- 5-YL)-PYRIMIDIN-2-YLAMINE REMARK 900 RELATED ID: 1PXK RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED WITH THEINHIBITOR N-[4-(2, REMARK 900 4-DIMETHYL- THIAZOL-5-YL)PYRIMIDIN-2-YL]-N'- HYDROXYIMINOFORMAMIDE REMARK 900 RELATED ID: 1PXL RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED WITH THEINHIBITOR [4-(2,4- REMARK 900 DIMETHYL-THIAZOL- 5-YL)-PYRIMIDIN-2-YL]-(4-TRIFLUOROMETHYL- PHENYL)- REMARK 900 AMINE REMARK 900 RELATED ID: 1PXM RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED WITH THEINHIBITOR 3-[4-(2, REMARK 900 4-DIMETHYL- THIAZOL-5-YL)-PYRIMIDIN-2-YLAMINO]-PHENOL REMARK 900 RELATED ID: 1PXN RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED WITH THEINHIBITOR 4-[4-(4- REMARK 900 METHYL-2- METHYLAMINO-THIAZOL-5-YL)-PYRIMIDIN-2- YLAMINO]-PHENOL REMARK 900 RELATED ID: 1PXO RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED WITH THEINHIBITOR [4-(2- REMARK 900 AMINO-4-METHYL- THIAZOL-5-YL)-PYRIMIDIN-2-YL]-(3-NITRO- PHENYL)- REMARK 900 AMINE REMARK 900 RELATED ID: 1PXP RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED WITH THEINHIBITOR N-[4-(2, REMARK 900 4-DIMETHYL- THIAZOL-5-YL)-PYRIMIDIN-2-YL]-N',N'- DIMETHYL-BENZENE-1, REMARK 900 4-DIAMINE REMARK 900 RELATED ID: 1PYE RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF CDK2 WITH INHIBITOR REMARK 900 RELATED ID: 1QMZ RELATED DB: PDB REMARK 900 PHOSPHORYLATED CDK2-CYCLYIN A-SUBSTRATE PEPTIDE COMPLEX REMARK 900 RELATED ID: 1R78 RELATED DB: PDB REMARK 900 CDK2 COMPLEX WITH A 4-ALKYNYL OXINDOLE INHIBITOR REMARK 900 RELATED ID: 1URC RELATED DB: PDB REMARK 900 CYCLIN A BINDING GROOVE INHIBITOR H-ARG- ARG-LEU-ASN-(P-F-PHE)-NH2 REMARK 900 RELATED ID: 1URW RELATED DB: PDB REMARK 900 CDK2 IN COMPLEX WITH AN IMIDAZO[1,2-B] PYRIDAZINE REMARK 900 RELATED ID: 1V1K RELATED DB: PDB REMARK 900 CDK2 IN COMPLEX WITH A DISUBSTITUTED 4, 6 -BIS ANILINO PYRIMIDINE REMARK 900 CDK4 INHIBITOR REMARK 900 RELATED ID: 1VYW RELATED DB: PDB REMARK 900 STRUCTURE OF CDK2/CYCLIN A WITH PNU-292137 REMARK 900 RELATED ID: 1VYZ RELATED DB: PDB REMARK 900 STRUCTURE OF CDK2 COMPLEXED WITH PNU-181227 REMARK 900 RELATED ID: 1W0X RELATED DB: PDB REMARK 900 CRYSTALS STRUCTURE OF HUMAN CDK2 IN COMPLEX WITH THE INHIBITOR REMARK 900 OLOMOUCINE. REMARK 900 RELATED ID: 1W8C RELATED DB: PDB REMARK 900 CO-CRYSTAL STRUCTURE OF 6-CYCLOHEXYLMETHOXY- 8-ISOPROPYL-9H-PURIN-2- REMARK 900 YLAMINE AND MONOMERIC CDK2 REMARK 900 RELATED ID: 1W98 RELATED DB: PDB REMARK 900 THE STRUCTURAL BASIS OF CDK2 ACTIVATION BY CYCLIN E REMARK 900 RELATED ID: 1WCC RELATED DB: PDB REMARK 900 SCREENING FOR FRAGMENT BINDING BY X-RAY CRYSTALLOGRAPHY REMARK 900 RELATED ID: 1Y8Y RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN CDK2 COMPLEXED WITH A PYRAZOLO[1,5-A] REMARK 900 PYRIMIDINE INHIBITOR REMARK 900 RELATED ID: 1Y91 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN CDK2 COMPLEXED WITH A PYRAZOLO[1,5-A] REMARK 900 PYRIMIDINE INHIBITOR REMARK 900 RELATED ID: 2B52 RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 (CDK2) COMPLEXED WITH DPH-042562 REMARK 900 RELATED ID: 2B53 RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 (CDK2) COMPLEXED WITH DIN-234325 REMARK 900 RELATED ID: 2B54 RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 (CKD2) COMPLEXED WITH DIN-232305 REMARK 900 RELATED ID: 2B55 RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT KINASE 2 (CDK2) COMPLEXED WITHINDENOPYRAXOLE REMARK 900 DIN-101312 REMARK 900 RELATED ID: 2BHE RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT PROTEIN KINASE 2 IN COMPLEX WITH THE REMARK 900 INHIBITOR 5-BROMO- INDIRUBINE REMARK 900 RELATED ID: 2BHH RELATED DB: PDB REMARK 900 HUMAN CYCLIN DEPENDENT PROTEIN KINASE 2 IN COMPLEX WITH THE REMARK 900 INHIBITOR 4- HYDROXYPIPERINDINESULFONYL-INDIRUBINE REMARK 900 RELATED ID: 2BKZ RELATED DB: PDB REMARK 900 STRUCTURE OF CDK2-CYCLIN A WITH PHA-404611 REMARK 900 RELATED ID: 2BPM RELATED DB: PDB REMARK 900 STRUCTURE OF CDK2-CYCLIN A WITH PHA-630529 REMARK 900 RELATED ID: 2BTR RELATED DB: PDB REMARK 900 STRUCTURE OF CDK2 COMPLEXED WITH PNU-198873 REMARK 900 RELATED ID: 2BTS RELATED DB: PDB REMARK 900 STRUCTURE OF CDK2 COMPLEXED WITH PNU-230032 REMARK 900 RELATED ID: 2C4G RELATED DB: PDB REMARK 900 STRUCTURE OF CDK2-CYCLIN A WITH PHA-533514 REMARK 900 RELATED ID: 2C5N RELATED DB: PDB REMARK 900 DIFFERENTIAL BINDING OF INHIBITORS TO ACTIVE AND INACTIVE CDK2 REMARK 900 PROVIDES INSIGHTS FOR DRUG DESIGN REMARK 900 RELATED ID: 2C5O RELATED DB: PDB REMARK 900 DIFFERENTIAL BINDING OF INHIBITORS TO ACTIVE AND INACTIVE CDK2 REMARK 900 PROVIDES INSIGHTS FOR DRUG DESIGN REMARK 900 RELATED ID: 2C5P RELATED DB: PDB REMARK 900 DIFFERENTIAL BINDING OF INHIBITORS TO ACTIVE AND INACTIVE CDK2 REMARK 900 PROVIDES INSIGHTS FOR DRUG DESIGN REMARK 900 RELATED ID: 2C5T RELATED DB: PDB REMARK 900 DIFFERENTIAL BINDING OF INHIBITORS TO ACTIVE AND INACTIVE CDK2 REMARK 900 PROVIDES INSIGHTS FOR DRUG DESIGN REMARK 900 RELATED ID: 2C5V RELATED DB: PDB REMARK 900 DIFFERENTIAL BINDING OF INHIBITORS TO ACTIVE AND INACTIVE CDK2 REMARK 900 PROVIDES INSIGHTS FOR DRUG DESIGN REMARK 900 RELATED ID: 2C5X RELATED DB: PDB REMARK 900 DIFFERENTIAL BINDING OF INHIBITORS TO ACTIVE AND INACTIVE CDK2 REMARK 900 PROVIDES INSIGHTS FOR DRUG DESIGN REMARK 900 RELATED ID: 2C5Y RELATED DB: PDB REMARK 900 DIFFERENTIAL BINDING OF INHIBITORS TO ACTIVE AND INACTIVE CDK2 REMARK 900 PROVIDES INSIGHTS FOR DRUG DESIGN REMARK 900 RELATED ID: 2C68 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HUMAN CDK2 COMPLEXED WITH THE REMARK 900 TRIAZOLOPYRIMIDINE INHIBITOR REMARK 900 RELATED ID: 2C69 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HUMAN CDK2 COMPLEXED WITH THE REMARK 900 TRIAZOLOPYRIMIDINE INHIBITOR REMARK 900 RELATED ID: 2C6K RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HUMAN CDK2 COMPLEXED WITH THE REMARK 900 TRIAZOLOPYRIMIDINE INHIBITOR REMARK 900 RELATED ID: 2C6L RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HUMAN CDK2 COMPLEXED WITH THE REMARK 900 TRIAZOLOPYRIMIDINE INHIBITOR REMARK 900 RELATED ID: 2C6M RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HUMAN CDK2 COMPLEXED WITH THE REMARK 900 TRIAZOLOPYRIMIDINE INHIBITOR REMARK 900 RELATED ID: 2C6O RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HUMAN CDK2 COMPLEXED WITH THE REMARK 900 TRIAZOLOPYRIMIDINE INHIBITOR REMARK 900 RELATED ID: 2C6T RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HUMAN CDK2 COMPLEXED WITH THE REMARK 900 TRIAZOLOPYRIMIDINE INHIBITOR DBREF 2C6I 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 DT1 A1299 28 HETNAM DT1 4-{[5-(CYCLOHEXYLMETHOXY)[1,2,4]TRIAZOLO[1,5- HETNAM 2 DT1 A]PYRIMIDIN-7-YL]AMINO}BENZENESULFONAMIDE FORMUL 2 DT1 C18 H22 N6 O3 S FORMUL 3 HOH *233(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 LEU A 148 GLY A 153 1 6 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 AA 5 PHE A 4 GLY A 13 0 SHEET 2 AA 5 GLY A 16 ASN A 23 -1 O GLY A 16 N GLY A 13 SHEET 3 AA 5 VAL A 29 LYS A 34 -1 O VAL A 30 N ALA A 21 SHEET 4 AA 5 LYS A 75 GLU A 81 -1 O LEU A 78 N LYS A 33 SHEET 5 AA 5 LEU A 66 THR A 72 -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 CISPEP 1 PRO A 253 PRO A 254 0 3.74 SITE 1 AC1 15 GLU A 12 GLY A 13 ALA A 31 LYS A 33 SITE 2 AC1 15 GLU A 81 LEU A 83 HIS A 84 GLN A 85 SITE 3 AC1 15 ASP A 86 LYS A 89 GLN A 131 ASN A 132 SITE 4 AC1 15 LEU A 134 HOH A2007 HOH A2233 CRYST1 53.578 71.611 72.296 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 0.018664 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013964 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013832 0.00000