HEADER TRANSFERASE 14-MAR-07 2P55 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 EXPDTA X-RAY DIFFRACTION AUTHOR J.F.OHREN,A.G.PAVLOVSKY REVDAT 4 30-AUG-23 2P55 1 REMARK SEQADV LINK REVDAT 3 24-FEB-09 2P55 1 VERSN REVDAT 2 20-NOV-07 2P55 1 JRNL REVDAT 1 02-OCT-07 2P55 0 JRNL AUTH J.A.SPICER,G.W.REWCASTLE,M.D.KAUFMAN,S.L.BLACK,M.S.PLUMMER, JRNL AUTH 2 W.A.DENNY,J.QUIN,A.B.SHAHRIPOUR,S.D.BARRETT,C.E.WHITEHEAD, JRNL AUTH 3 J.B.MILBANK,J.F.OHREN,R.C.GOWAN,C.OMER,H.S.CAMP,N.ESMAEIL, JRNL AUTH 4 K.MOORE,J.S.SEBOLT-LEOPOLD,S.PRYZBRANOWSKI,R.L.MERRIMAN, JRNL AUTH 5 D.F.ORTWINE,J.S.WARMUS,C.M.FLAMME,A.G.PAVLOVSKY,H.TECLE JRNL TITL 4-ANILINO-5-CARBOXAMIDO-2-PYRIDONE DERIVATIVES AS JRNL TITL 2 NONCOMPETITIVE INHIBITORS OF MITOGEN-ACTIVATED PROTEIN JRNL TITL 3 KINASE KINASE. JRNL REF J.MED.CHEM. V. 50 5090 2007 JRNL REFN ISSN 0022-2623 JRNL PMID 17880056 JRNL DOI 10.1021/JM0704548 REMARK 2 REMARK 2 RESOLUTION. 2.80 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 3 NUMBER OF REFLECTIONS : 11439 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : SAME AS MODEL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.228 REMARK 3 FREE R VALUE : 0.301 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 5 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 REFLECTION IN BIN (WORKING SET) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE SET COUNT : NULL REMARK 3 BIN FREE R VALUE : NULL 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 : 57 REMARK 3 SOLVENT ATOMS : 38 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : NULL REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): NULL ; NULL ; NULL REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 GENERAL PLANES REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL 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 : NULL REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : NULL REMARK 3 ION PROBE RADIUS : NULL REMARK 3 SHRINKAGE RADIUS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2P55 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-MAY-07. REMARK 100 THE DEPOSITION ID IS D_1000041978. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-NOV-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) : 1.0000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 325 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11439 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 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 (%) : 99.0 REMARK 200 DATA REDUNDANCY : 5.000 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.08300 REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.90 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.0 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: NULL REMARK 200 STARTING MODEL: 1S9J REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 63.46 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.37 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 86.05733 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 43.02867 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 86.05733 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 43.02867 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 300 REMARK: MAY FORM FUNCTIONAL HOMODIMERS. 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 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 122.45100 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 70.69712 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 ILE A 71 -67.62 -98.53 REMARK 500 ASN A 78 52.10 36.84 REMARK 500 ASP A 136 77.47 31.73 REMARK 500 ARG A 189 -22.02 89.60 REMARK 500 SER A 241 -144.75 -158.10 REMARK 500 LEU A 381 -68.70 -123.15 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 74.6 REMARK 620 3 ATP A9001 O2A 155.5 94.4 REMARK 620 4 ATP A9001 O1B 95.8 167.7 91.5 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 MG A 9002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MRA A 9000 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ATP A 9001 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: 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 2P55 A 62 393 UNP Q02750 MP2K1_HUMAN 62 393 SEQADV 2P55 MET A 61 UNP Q02750 EXPRESSION TAG 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 MG A9002 1 HET MRA A9000 38 HET ATP A9001 43 HETNAM MG MAGNESIUM ION HETNAM MRA 2-[(4-ETHYNYL-2-FLUOROPHENYL)AMINO]-3,4-DIFLUORO-N-(2- HETNAM 2 MRA HYDROXYETHOXY)BENZAMIDE HETNAM ATP ADENOSINE-5'-TRIPHOSPHATE FORMUL 2 MG MG 2+ FORMUL 3 MRA C17 H13 F3 N2 O3 FORMUL 4 ATP C10 H16 N5 O13 P3 FORMUL 5 HOH *38(H2 O) HELIX 1 1 LYS A 104 LEU A 115 1 12 HELIX 2 2 GLN A 116 CYS A 121 5 6 HELIX 3 3 LEU A 151 GLY A 159 1 9 HELIX 4 4 PRO A 162 LYS A 185 1 24 HELIX 5 5 SER A 212 ALA A 220 1 9 HELIX 6 6 SER A 231 GLY A 237 1 7 HELIX 7 7 VAL A 242 GLY A 259 1 18 HELIX 8 8 ASP A 267 PHE A 275 1 9 HELIX 9 9 ALA A 309 GLU A 320 1 12 HELIX 10 10 SER A 331 LEU A 342 1 12 HELIX 11 11 ASP A 351 VAL A 357 1 7 HELIX 12 12 HIS A 358 GLU A 367 1 10 HELIX 13 13 ASP A 370 GLY A 380 1 11 SHEET 1 A 5 PHE A 68 GLY A 77 0 SHEET 2 A 5 GLY A 80 HIS A 87 -1 O VAL A 82 N GLY A 75 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 SER A 135 -1 N PHE A 133 O SER A 140 SHEET 1 B 3 GLY A 149 SER A 150 0 SHEET 2 B 3 ILE A 196 VAL A 198 -1 O VAL A 198 N GLY A 149 SHEET 3 B 3 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 2.30 LINK OD2 ASP A 208 MG MG A9002 1555 1555 2.14 LINK O2A ATP A9001 MG MG A9002 1555 1555 2.15 LINK O1B ATP A9001 MG MG A9002 1555 1555 2.07 CISPEP 1 ILE A 263 PRO A 264 0 2.78 SITE 1 AC1 3 ASN A 195 ASP A 208 ATP A9001 SITE 1 AC2 13 ASN A 78 LYS A 97 LEU A 115 VAL A 127 SITE 2 AC2 13 ILE A 141 MET A 143 ASP A 208 PHE A 209 SITE 3 AC2 13 VAL A 211 SER A 212 LEU A 215 MET A 219 SITE 4 AC2 13 ATP A9001 SITE 1 AC3 22 LEU A 74 ALA A 76 GLY A 77 ASN A 78 SITE 2 AC3 22 GLY A 80 VAL A 82 ALA A 95 LYS A 97 SITE 3 AC3 22 MET A 143 GLU A 144 MET A 146 SER A 150 SITE 4 AC3 22 GLN A 153 LYS A 192 SER A 194 ASN A 195 SITE 5 AC3 22 LEU A 197 ASP A 208 MRA A9000 MG A9002 SITE 6 AC3 22 HOH A9038 HOH A9040 CRYST1 81.634 81.634 129.086 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 0.012250 0.007072 0.000000 0.00000 SCALE2 0.000000 0.014145 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007747 0.00000