HEADER TRANSFERASE 30-SEP-08 3EQB TITLE X-RAY STRUCTURE OF THE HUMAN MITOGEN-ACTIVATED PROTEIN KINASE KINASE 1 TITLE 2 (MEK1) IN A COMPLEX WITH LIGAND AND MGATP COMPND MOL_ID: 1; COMPND 2 MOLECULE: DUAL SPECIFICITY MITOGEN-ACTIVATED PROTEIN KINASE KINASE 1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: MAP KINASE KINASE 1, MAPKK 1, ERK ACTIVATOR KINASE 1, COMPND 5 MAPK/ERK KINASE 1, MEK1; COMPND 6 EC: 2.7.12.2; COMPND 7 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: MAP2K1, MEK1, PRKMK1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS PROTEIN KINASE STRUCTURE, MITOGEN ACTIVATED PROTEIN KINASE KINASE, KEYWDS 2 SIGNAL TRANSDUCTION, LIGAND CO-COMPLEX, TERNARY CO-COMPLEX WITH KEYWDS 3 KINASE, LIGAND AND MGATP, NON-COMPETITIVE PROTEIN KINASE INHIBITOR, KEYWDS 4 TRANSFERASE, ACETYLATION, ATP-BINDING, DISEASE MUTATION, KINASE, KEYWDS 5 NUCLEOTIDE-BINDING, PHOSPHOPROTEIN, SERINE/THREONINE-PROTEIN KINASE, KEYWDS 6 TYROSINE-PROTEIN KINASE EXPDTA X-RAY DIFFRACTION AUTHOR J.F.OHREN,A.PAVLOVSKY,E.ZHANG REVDAT 4 06-SEP-23 3EQB 1 REMARK SEQADV REVDAT 3 24-FEB-09 3EQB 1 VERSN REVDAT 2 25-NOV-08 3EQB 1 JRNL REVDAT 1 11-NOV-08 3EQB 0 JRNL AUTH J.S.WARMUS,C.FLAMME,L.Y.ZHANG,S.BARRETT,A.BRIDGES,H.CHEN, JRNL AUTH 2 R.GOWAN,M.KAUFMAN,J.SEBOLT-LEOPOLD,W.LEOPOLD,R.MERRIMAN, JRNL AUTH 3 J.OHREN,A.PAVLOVSKY,S.PRZYBRANOWSKI,H.TECLE,H.VALIK, JRNL AUTH 4 C.WHITEHEAD,E.ZHANG JRNL TITL 2-ALKYLAMINO- AND ALKOXY-SUBSTITUTED JRNL TITL 2 2-AMINO-1,3,4-OXADIAZOLES-O-ALKYL BENZOHYDROXAMATE ESTERS JRNL TITL 3 REPLACEMENTS RETAIN THE DESIRED INHIBITION AND SELECTIVITY JRNL TITL 4 AGAINST MEK (MAP ERK KINASE). JRNL REF BIOORG.MED.CHEM.LETT. V. 18 6171 2008 JRNL REFN ISSN 0960-894X JRNL PMID 18951019 JRNL DOI 10.1016/J.BMCL.2008.10.015 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH J.A.SPICER,G.W.REWCASTLE,M.D.KAUFMAN,S.L.BLACK,M.S.PLUMMER, REMARK 1 AUTH 2 W.A.DENNY,J.QUIN,A.B.SHAHRIPOUR,S.D.BARRETT,C.E.WHITEHEAD, REMARK 1 AUTH 3 J.B.MILBANK,J.F.OHREN,R.C.GOWAN,C.OMER,H.S.CAMP,N.ESMAEIL, REMARK 1 AUTH 4 K.MOORE,J.S.SEBOLT-LEOPOLD,S.PRYZBRANOWSKI,R.L.MERRIMAN, REMARK 1 AUTH 5 D.F.ORTWINE,J.S.WARMUS,C.M.FLAMME,A.G.PAVLOVSKY,H.TECLE REMARK 1 TITL 4-ANILINO-5-CARBOXAMIDO-2-PYRIDONE DERIVATIVES AS REMARK 1 TITL 2 NONCOMPETITIVE INHIBITORS OF MITOGEN-ACTIVATED PROTEIN REMARK 1 TITL 3 KINASE KINASE. REMARK 1 REF J.MED.CHEM. V. 50 5090 2007 REMARK 1 REFN ISSN 0022-2623 REMARK 1 PMID 17880056 REMARK 1 DOI 10.1021/JM0704548 REMARK 1 REFERENCE 2 REMARK 1 AUTH J.F.OHREN,H.CHEN,A.PAVLOVSKY,C.WHITEHEAD,E.ZHANG,P.KUFFA, REMARK 1 AUTH 2 C.YAN,P.MCCONNELL,C.SPESSARD,C.BANOTAI,W.T.MUELLER, REMARK 1 AUTH 3 A.DELANEY,C.OMER,J.SEBOLT-LEOPOLD,D.T.DUDLEY,I.K.LEUNG, REMARK 1 AUTH 4 C.FLAMME,J.WARMUS,M.KAUFMAN,S.BARRETT,H.TECLE,C.A.HASEMANN REMARK 1 TITL STRUCTURES OF HUMAN MAP KINASE KINASE 1 (MEK1) AND MEK2 REMARK 1 TITL 2 DESCRIBE NOVEL NONCOMPETITIVE KINASE INHIBITION. REMARK 1 REF NAT.STRUCT.MOL.BIOL. V. 11 1192 2004 REMARK 1 REFN ISSN 1545-9993 REMARK 1 PMID 15543157 REMARK 1 DOI 10.1038/NSMB859 REMARK 2 REMARK 2 RESOLUTION. 2.62 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 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) : 2.62 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 95.9 REMARK 3 NUMBER OF REFLECTIONS : 13554 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) : 0.212 REMARK 3 R VALUE (WORKING SET) : 0.210 REMARK 3 FREE R VALUE : 0.264 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 725 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) : 2.62 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.69 REMARK 3 REFLECTION IN BIN (WORKING SET) : 915 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 87.27 REMARK 3 BIN R VALUE (WORKING SET) : 0.3170 REMARK 3 BIN FREE R VALUE SET COUNT : 45 REMARK 3 BIN FREE R VALUE : 0.4210 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2261 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 58 REMARK 3 SOLVENT ATOMS : 22 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 68.44 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.40000 REMARK 3 B22 (A**2) : 2.40000 REMARK 3 B33 (A**2) : -3.60000 REMARK 3 B12 (A**2) : 1.20000 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): 0.425 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.297 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.235 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 11.301 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.947 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.925 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2375 ; 0.009 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3210 ; 1.400 ; 2.012 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 288 ; 5.571 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 98 ;34.318 ;24.490 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 427 ;18.530 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 12 ;18.914 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 349 ; 0.079 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1749 ; 0.004 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1439 ; 0.703 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2324 ; 1.324 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 936 ; 1.454 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 885 ; 2.553 ; 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 : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3EQB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-OCT-08. REMARK 100 THE DEPOSITION ID IS D_1000049642. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-SEP-01 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 17-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MAR CCD 165 MM REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14284 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : 71.070 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.7 REMARK 200 DATA REDUNDANCY : 5.600 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.12300 REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: REFMAC REMARK 200 STARTING MODEL: PDB ENTRY 1S9J REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 63.93 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.41 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 62 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 -X,-Y,Z REMARK 290 5555 Y,-X+Y,Z+2/3 REMARK 290 6555 X-Y,X,Z+1/3 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 86.06600 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 43.03300 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 0.00000 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 86.06600 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 43.03300 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3720 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 26620 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -40.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 82.12800 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 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 ASN A 221 REMARK 465 SER A 222 REMARK 465 PHE A 223 REMARK 465 GLY A 276 REMARK 465 CYS A 277 REMARK 465 GLN A 278 REMARK 465 VAL A 279 REMARK 465 GLU A 280 REMARK 465 GLY A 281 REMARK 465 ASP A 282 REMARK 465 ALA A 283 REMARK 465 ALA A 284 REMARK 465 GLU A 285 REMARK 465 THR A 286 REMARK 465 PRO A 287 REMARK 465 PRO A 288 REMARK 465 ARG A 289 REMARK 465 PRO A 290 REMARK 465 ARG A 291 REMARK 465 THR A 292 REMARK 465 PRO A 293 REMARK 465 GLY A 294 REMARK 465 ARG A 295 REMARK 465 PRO A 296 REMARK 465 LEU A 297 REMARK 465 SER A 298 REMARK 465 SER A 299 REMARK 465 TYR A 300 REMARK 465 GLY A 301 REMARK 465 MET A 302 REMARK 465 ASP A 303 REMARK 465 SER A 304 REMARK 465 ARG A 305 REMARK 465 GLN A 383 REMARK 465 PRO A 384 REMARK 465 SER A 385 REMARK 465 THR A 386 REMARK 465 PRO A 387 REMARK 465 THR A 388 REMARK 465 HIS A 389 REMARK 465 ALA A 390 REMARK 465 ALA A 391 REMARK 465 GLY A 392 REMARK 465 VAL A 393 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 ASN A 78 37.09 97.99 REMARK 500 ALA A 106 -58.75 -24.93 REMARK 500 ARG A 108 24.45 -57.24 REMARK 500 ASP A 136 80.16 31.86 REMARK 500 ARG A 189 -13.52 92.15 REMARK 500 ASP A 190 54.79 -150.77 REMARK 500 CYS A 207 -166.87 -126.21 REMARK 500 SER A 218 16.19 -63.57 REMARK 500 SER A 241 -146.91 -176.05 REMARK 500 LEU A 342 31.99 -99.45 REMARK 500 LEU A 381 -54.34 -141.02 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A9002 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASN A 195 OD1 REMARK 620 2 ASP A 208 OD2 83.0 REMARK 620 3 ATP A9001 O2B 91.7 169.5 REMARK 620 4 ATP A9001 O1A 153.2 83.4 97.7 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ATP A9001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A9002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LUG A 1 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1S9J RELATED DB: PDB REMARK 900 X-RAY STRUCTURE OF THE HUMAN MITOGEN-ACTIVATED PROTEIN KINASE REMARK 900 KINASE 1 (MEK1) IN A COMPLEX WITH LIGAND AND MGATP REMARK 900 RELATED ID: 2P55 RELATED DB: PDB REMARK 900 X-RAY STRUCTURE OF THE HUMAN MITOGEN-ACTIVATED PROTEIN KINASE REMARK 900 KINASE 1 (MEK1) IN A COMPLEX WITH LIGAND AND MGATP REMARK 900 RELATED ID: 1S9I RELATED DB: PDB REMARK 900 X-RAY STRUCTURE OF THE HUMAN MITOGEN-ACTIVATED PROTEIN KINASE REMARK 900 KINASE 2 (MEK2) IN A COMPLEX WITH LIGAND AND MGATP DBREF 3EQB A 62 393 UNP Q02750 MP2K1_HUMAN 62 393 SEQADV 3EQB MET A 61 UNP Q02750 INITIATING METHIONINE SEQRES 1 A 333 MET GLU LEU LYS ASP ASP ASP PHE GLU LYS ILE SER GLU SEQRES 2 A 333 LEU GLY ALA GLY ASN GLY GLY VAL VAL PHE LYS VAL SER SEQRES 3 A 333 HIS LYS PRO SER GLY LEU VAL MET ALA ARG LYS LEU ILE SEQRES 4 A 333 HIS LEU GLU ILE LYS PRO ALA ILE ARG ASN GLN ILE ILE SEQRES 5 A 333 ARG GLU LEU GLN VAL LEU HIS GLU CYS ASN SER PRO TYR SEQRES 6 A 333 ILE VAL GLY PHE TYR GLY ALA PHE TYR SER ASP GLY GLU SEQRES 7 A 333 ILE SER ILE CYS MET GLU HIS MET ASP GLY GLY SER LEU SEQRES 8 A 333 ASP GLN VAL LEU LYS LYS ALA GLY ARG ILE PRO GLU GLN SEQRES 9 A 333 ILE LEU GLY LYS VAL SER ILE ALA VAL ILE LYS GLY LEU SEQRES 10 A 333 THR TYR LEU ARG GLU LYS HIS LYS ILE MET HIS ARG ASP SEQRES 11 A 333 VAL LYS PRO SER ASN ILE LEU VAL ASN SER ARG GLY GLU SEQRES 12 A 333 ILE LYS LEU CYS ASP PHE GLY VAL SER GLY GLN LEU ILE SEQRES 13 A 333 ASP SER MET ALA ASN SER PHE VAL GLY THR ARG SER TYR SEQRES 14 A 333 MET SER PRO GLU ARG LEU GLN GLY THR HIS TYR SER VAL SEQRES 15 A 333 GLN SER ASP ILE TRP SER MET GLY LEU SER LEU VAL GLU SEQRES 16 A 333 MET ALA VAL GLY ARG TYR PRO ILE PRO PRO PRO ASP ALA SEQRES 17 A 333 LYS GLU LEU GLU LEU MET PHE GLY CYS GLN VAL GLU GLY SEQRES 18 A 333 ASP ALA ALA GLU THR PRO PRO ARG PRO ARG THR PRO GLY SEQRES 19 A 333 ARG PRO LEU SER SER TYR GLY MET ASP SER ARG PRO PRO SEQRES 20 A 333 MET ALA ILE PHE GLU LEU LEU ASP TYR ILE VAL ASN GLU SEQRES 21 A 333 PRO PRO PRO LYS LEU PRO SER GLY VAL PHE SER LEU GLU SEQRES 22 A 333 PHE GLN ASP PHE VAL ASN LYS CYS LEU ILE LYS ASN PRO SEQRES 23 A 333 ALA GLU ARG ALA ASP LEU LYS GLN LEU MET VAL HIS ALA SEQRES 24 A 333 PHE ILE LYS ARG SER ASP ALA GLU GLU VAL ASP PHE ALA SEQRES 25 A 333 GLY TRP LEU CYS SER THR ILE GLY LEU ASN GLN PRO SER SEQRES 26 A 333 THR PRO THR HIS ALA ALA GLY VAL HET ATP A9001 31 HET MG A9002 1 HET LUG A 1 26 HETNAM ATP ADENOSINE-5'-TRIPHOSPHATE HETNAM MG MAGNESIUM ION HETNAM LUG N-(5-{3,4-DIFLUORO-2-[(2-FLUORO-4-IODOPHENYL) HETNAM 2 LUG AMINO]PHENYL}-1,3,4-OXADIAZOL-2-YL)ETHANE-1,2-DIAMINE FORMUL 2 ATP C10 H16 N5 O13 P3 FORMUL 3 MG MG 2+ FORMUL 4 LUG C16 H13 F3 I N5 O FORMUL 5 HOH *22(H2 O) HELIX 1 1 ALA A 106 ARG A 108 5 3 HELIX 2 2 ASN A 109 GLN A 116 1 8 HELIX 3 3 VAL A 117 CYS A 121 5 5 HELIX 4 4 SER A 150 GLY A 159 1 10 HELIX 5 5 PRO A 162 LYS A 185 1 24 HELIX 6 6 LYS A 192 SER A 194 5 3 HELIX 7 7 SER A 212 SER A 218 1 7 HELIX 8 8 SER A 231 GLY A 237 1 7 HELIX 9 9 VAL A 242 GLY A 259 1 18 HELIX 10 10 ASP A 267 PHE A 275 1 9 HELIX 11 11 ALA A 309 GLU A 320 1 12 HELIX 12 12 SER A 331 LEU A 342 1 12 HELIX 13 13 ASP A 351 MET A 356 1 6 HELIX 14 14 HIS A 358 GLU A 367 1 10 HELIX 15 15 ASP A 370 GLY A 380 1 11 SHEET 1 A 5 PHE A 68 ALA A 76 0 SHEET 2 A 5 GLY A 80 HIS A 87 -1 O VAL A 82 N LEU A 74 SHEET 3 A 5 VAL A 93 HIS A 100 -1 O MET A 94 N VAL A 85 SHEET 4 A 5 GLU A 138 GLU A 144 -1 O MET A 143 N ALA A 95 SHEET 5 A 5 PHE A 129 TYR A 134 -1 N PHE A 133 O SER A 140 SHEET 1 B 2 ILE A 196 VAL A 198 0 SHEET 2 B 2 ILE A 204 LEU A 206 -1 O LYS A 205 N LEU A 197 LINK OD1 ASN A 195 MG MG A9002 1555 1555 2.29 LINK OD2 ASP A 208 MG MG A9002 1555 1555 2.17 LINK O2B ATP A9001 MG MG A9002 1555 1555 1.77 LINK O1A ATP A9001 MG MG A9002 1555 1555 1.89 CISPEP 1 GLY A 79 GLY A 80 0 -0.14 CISPEP 2 ILE A 263 PRO A 264 0 4.21 SITE 1 AC1 16 LUG A 1 LEU A 74 GLY A 77 ALA A 95 SITE 2 AC1 16 LYS A 97 MET A 143 GLU A 144 MET A 146 SITE 3 AC1 16 SER A 150 GLN A 153 LYS A 192 SER A 194 SITE 4 AC1 16 ASN A 195 LEU A 197 ASP A 208 MG A9002 SITE 1 AC2 5 LUG A 1 LYS A 97 ASN A 195 ASP A 208 SITE 2 AC2 5 ATP A9001 SITE 1 AC3 14 GLY A 77 ASN A 78 LYS A 97 LEU A 115 SITE 2 AC3 14 LEU A 118 VAL A 127 ILE A 141 ASP A 208 SITE 3 AC3 14 PHE A 209 VAL A 211 SER A 212 LEU A 215 SITE 4 AC3 14 ATP A9001 MG A9002 CRYST1 82.128 82.128 129.099 90.00 90.00 120.00 P 62 6 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 0.012176 0.007030 0.000000 0.00000 SCALE2 0.000000 0.014060 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007746 0.00000