HEADER TRANSFERASE/TRANSFERASE INHIBITOR 07-SEP-10 3ORN TITLE MITOGEN-ACTIVATED PROTEIN KINASE KINASE 1 (MEK1) IN COMPLEX WITH TITLE 2 CH4987655 AND MGAMP-PNP COMPND MOL_ID: 1; COMPND 2 MOLECULE: DUAL SPECIFICITY MITOGEN-ACTIVATED PROTEIN KINASE KINASE 1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 62-270, 303-393; COMPND 5 SYNONYM: MAP KINASE KINASE 1, MAPKK 1, ERK ACTIVATOR KINASE 1, COMPND 6 MAPK/ERK KINASE 1, MEK 1; COMPND 7 EC: 2.7.12.2; COMPND 8 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 KINASE, KINASE INHIBITOR, ALLOSTERIC, MITOGEN-ACTIVATED PROTEIN KEYWDS 2 KINASE KINASE, TRANSFERASE-TRANSFERASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR C.M.LUKACS,C.JANSON,V.SCHUCK,C.BELUNIS REVDAT 4 21-FEB-24 3ORN 1 REMARK SEQADV LINK REVDAT 3 23-AUG-17 3ORN 1 SOURCE REMARK REVDAT 2 23-MAR-11 3ORN 1 JRNL REVDAT 1 02-MAR-11 3ORN 0 JRNL AUTH Y.ISSHIKI,Y.KOHCHI,H.IIKURA,Y.MATSUBARA,K.ASOH,T.MURATA, JRNL AUTH 2 M.KOHCHI,E.MIZUGUCHI,S.TSUJII,K.HATTORI,T.MIURA,Y.YOSHIMURA, JRNL AUTH 3 S.AIDA,M.MIWA,R.SAITOH,N.MURAO,H.OKABE,C.BELUNIS,C.JANSON, JRNL AUTH 4 C.LUKACS,V.SCHUCK,N.SHIMMA JRNL TITL DESIGN AND SYNTHESIS OF NOVEL ALLOSTERIC MEK INHIBITOR JRNL TITL 2 CH4987655 AS AN ORALLY AVAILABLE ANTICANCER AGENT. JRNL REF BIOORG.MED.CHEM.LETT. V. 21 1795 2011 JRNL REFN ISSN 0960-894X JRNL PMID 21316218 JRNL DOI 10.1016/J.BMCL.2011.01.062 REMARK 2 REMARK 2 RESOLUTION. 2.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNX 2005 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN,ACCELRYS REMARK 3 : SOFTWARE INC.(BADGER,BERARD,KUMAR,SZALMA, REMARK 3 : YIP,DZAKULA) REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.45 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 919200.100 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 16352 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) : 0.236 REMARK 3 R VALUE (WORKING SET) : 0.234 REMARK 3 FREE R VALUE : 0.277 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 828 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.010 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.2950 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.2930 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.328 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 828 REMARK 3 ESTIMATED ERROR OF FREE R VALUE (NO CUTOFF) : 0.0110 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 16352 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.92 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 68.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1852 REMARK 3 BIN R VALUE (WORKING SET) : 0.4020 REMARK 3 BIN FREE R VALUE : 0.5180 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.90 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 96 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.053 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2188 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 104 REMARK 3 SOLVENT ATOMS : 39 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 81.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 53.70 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -14.79000 REMARK 3 B22 (A**2) : -14.79000 REMARK 3 B33 (A**2) : 29.59000 REMARK 3 B12 (A**2) : -2.03000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.44 REMARK 3 ESD FROM SIGMAA (A) : 0.53 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.51 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.63 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 0.900 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 20.50 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.650 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.230 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.090 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.110 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.350 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 48.12 REMARK 3 REMARK 3 NCS MODEL : NONE REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PA REMARK 3 PARAMETER FILE 2 : WATER_REP.PARA REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : LIG.PAR REMARK 3 PARAMETER FILE 5 : ANP2.PAR REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : LIG.TOP REMARK 3 TOPOLOGY FILE 5 : ANP2.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3ORN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-SEP-10. REMARK 100 THE DEPOSITION ID IS D_1000061486. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-AUG-09 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 31-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9793 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 : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16356 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 REMARK 200 RESOLUTION RANGE LOW (A) : 42.440 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 11.00 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.16800 REMARK 200 FOR THE DATA SET : 1.5000 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) : 2.95 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 11.20 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.44700 REMARK 200 FOR SHELL : 1.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: CNX 2005 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 74.35 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.80 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2M AMMONIUM SULFATE, 0.1M HEPES, PH REMARK 280 7.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-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 20.30200 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 40.60400 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 40.60400 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 20.30200 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 7400 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23470 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -190.0 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 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 40.60400 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 299 REMARK 465 ALA A 300 REMARK 465 LYS A 301 REMARK 465 GLU A 302 REMARK 465 ASP A 303 REMARK 465 SER A 304 REMARK 465 ARG A 305 REMARK 465 PRO A 306 REMARK 465 LEU A 381 REMARK 465 ASN A 382 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 465 HIS A 394 REMARK 465 HIS A 395 REMARK 465 HIS A 396 REMARK 465 HIS A 397 REMARK 465 HIS A 398 REMARK 465 HIS A 399 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 GLU A 62 81.08 74.61 REMARK 500 SER A 72 170.43 178.80 REMARK 500 ASN A 122 89.86 -156.11 REMARK 500 HIS A 184 -0.60 -141.45 REMARK 500 ARG A 189 -2.33 76.11 REMARK 500 ASP A 190 57.64 -152.73 REMARK 500 SER A 377 -47.57 153.33 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 PRO A 326 SER A 327 -148.45 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 A 2 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ANP A 1 O2A REMARK 620 2 ANP A 1 O2B 79.6 REMARK 620 3 ASN A 195 OD1 170.1 96.4 REMARK 620 4 ASP A 208 OD2 88.2 156.4 92.2 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 ANP A 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 2 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 3OR A 400 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PGE A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 403 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 404 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 405 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 406 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 407 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3OS3 RELATED DB: PDB REMARK 900 MITOGEN-ACTIVATED PROTEIN KINASE KINASE 1 (MEK1) IN COMPLEX WITH REMARK 900 CH4858061 AND MGATP DBREF 3ORN A 62 302 UNP Q02750 MP2K1_HUMAN 62 270 DBREF 3ORN A 303 393 UNP Q02750 MP2K1_HUMAN 303 393 SEQADV 3ORN MET A 61 UNP Q02750 EXPRESSION TAG SEQADV 3ORN HIS A 394 UNP Q02750 EXPRESSION TAG SEQADV 3ORN HIS A 395 UNP Q02750 EXPRESSION TAG SEQADV 3ORN HIS A 396 UNP Q02750 EXPRESSION TAG SEQADV 3ORN HIS A 397 UNP Q02750 EXPRESSION TAG SEQADV 3ORN HIS A 398 UNP Q02750 EXPRESSION TAG SEQADV 3ORN HIS A 399 UNP Q02750 EXPRESSION TAG SEQRES 1 A 307 MET GLU LEU LYS ASP ASP ASP PHE GLU LYS ILE SER GLU SEQRES 2 A 307 LEU GLY ALA GLY ASN GLY GLY VAL VAL PHE LYS VAL SER SEQRES 3 A 307 HIS LYS PRO SER GLY LEU VAL MET ALA ARG LYS LEU ILE SEQRES 4 A 307 HIS LEU GLU ILE LYS PRO ALA ILE ARG ASN GLN ILE ILE SEQRES 5 A 307 ARG GLU LEU GLN VAL LEU HIS GLU CYS ASN SER PRO TYR SEQRES 6 A 307 ILE VAL GLY PHE TYR GLY ALA PHE TYR SER ASP GLY GLU SEQRES 7 A 307 ILE SER ILE CYS MET GLU HIS MET ASP GLY GLY SER LEU SEQRES 8 A 307 ASP GLN VAL LEU LYS LYS ALA GLY ARG ILE PRO GLU GLN SEQRES 9 A 307 ILE LEU GLY LYS VAL SER ILE ALA VAL ILE LYS GLY LEU SEQRES 10 A 307 THR TYR LEU ARG GLU LYS HIS LYS ILE MET HIS ARG ASP SEQRES 11 A 307 VAL LYS PRO SER ASN ILE LEU VAL ASN SER ARG GLY GLU SEQRES 12 A 307 ILE LYS LEU CYS ASP PHE GLY VAL SER GLY GLN LEU ILE SEQRES 13 A 307 ASP SER MET ALA ASN SER PHE VAL GLY THR ARG SER TYR SEQRES 14 A 307 MET SER PRO GLU ARG LEU GLN GLY THR HIS TYR SER VAL SEQRES 15 A 307 GLN SER ASP ILE TRP SER MET GLY LEU SER LEU VAL GLU SEQRES 16 A 307 MET ALA VAL GLY ARG TYR PRO ILE PRO PRO PRO ASP ALA SEQRES 17 A 307 LYS GLU ASP SER ARG PRO PRO MET ALA ILE PHE GLU LEU SEQRES 18 A 307 LEU ASP TYR ILE VAL ASN GLU PRO PRO PRO LYS LEU PRO SEQRES 19 A 307 SER GLY VAL PHE SER LEU GLU PHE GLN ASP PHE VAL ASN SEQRES 20 A 307 LYS CYS LEU ILE LYS ASN PRO ALA GLU ARG ALA ASP LEU SEQRES 21 A 307 LYS GLN LEU MET VAL HIS ALA PHE ILE LYS ARG SER ASP SEQRES 22 A 307 ALA GLU GLU VAL ASP PHE ALA GLY TRP LEU CYS SER THR SEQRES 23 A 307 ILE GLY LEU ASN GLN PRO SER THR PRO THR HIS ALA ALA SEQRES 24 A 307 GLY VAL HIS HIS HIS HIS HIS HIS HET ANP A 1 31 HET MG A 2 1 HET 3OR A 400 32 HET PGE A 401 10 HET SO4 A 402 5 HET SO4 A 403 5 HET SO4 A 404 5 HET SO4 A 405 5 HET SO4 A 406 5 HET SO4 A 407 5 HETNAM ANP PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER HETNAM MG MAGNESIUM ION HETNAM 3OR 3,4-DIFLUORO-2-[(2-FLUORO-4-IODOPHENYL)AMINO]-N-(2- HETNAM 2 3OR HYDROXYETHOXY)-5-[(3-OXO-1,2-OXAZINAN-2-YL) HETNAM 3 3OR METHYL]BENZAMIDE HETNAM PGE TRIETHYLENE GLYCOL HETNAM SO4 SULFATE ION FORMUL 2 ANP C10 H17 N6 O12 P3 FORMUL 3 MG MG 2+ FORMUL 4 3OR C20 H19 F3 I N3 O5 FORMUL 5 PGE C6 H14 O4 FORMUL 6 SO4 6(O4 S 2-) FORMUL 12 HOH *39(H2 O) HELIX 1 1 LYS A 64 ASP A 66 5 3 HELIX 2 2 LYS A 104 GLN A 116 1 13 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 ALA A 220 1 9 HELIX 8 8 ASN A 221 VAL A 224 5 4 HELIX 9 9 GLU A 233 GLY A 237 5 5 HELIX 10 10 SER A 241 GLY A 259 1 19 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 VAL A 357 1 7 HELIX 14 14 HIS A 358 GLU A 367 1 10 HELIX 15 15 ASP A 370 ILE A 379 1 10 SHEET 1 A 5 PHE A 68 ALA A 76 0 SHEET 2 A 5 GLY A 80 HIS A 87 -1 O SER A 86 N GLU A 69 SHEET 3 A 5 VAL A 93 HIS A 100 -1 O ARG A 96 N PHE A 83 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 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 O2A ANP A 1 MG MG A 2 1555 1555 1.91 LINK O2B ANP A 1 MG MG A 2 1555 1555 1.92 LINK MG MG A 2 OD1 ASN A 195 1555 1555 2.17 LINK MG MG A 2 OD2 ASP A 208 1555 1555 2.01 CISPEP 1 ILE A 263 PRO A 264 0 -4.45 SITE 1 AC1 20 MG A 2 GLY A 75 GLY A 77 ASN A 78 SITE 2 AC1 20 GLY A 79 VAL A 82 ALA A 95 LYS A 97 SITE 3 AC1 20 MET A 143 GLU A 144 MET A 146 SER A 150 SITE 4 AC1 20 GLN A 153 LYS A 192 SER A 194 ASN A 195 SITE 5 AC1 20 LEU A 197 ASP A 208 3OR A 400 HOH A 435 SITE 1 AC2 3 ANP A 1 ASN A 195 ASP A 208 SITE 1 AC3 18 ANP A 1 GLY A 80 LYS A 97 LEU A 115 SITE 2 AC3 18 LEU A 118 VAL A 127 ILE A 141 MET A 143 SITE 3 AC3 18 HIS A 188 ARG A 189 ASP A 208 PHE A 209 SITE 4 AC3 18 GLY A 210 VAL A 211 SER A 212 LEU A 215 SITE 5 AC3 18 ILE A 216 ASN A 221 SITE 1 AC4 4 ILE A 186 VAL A 211 GLY A 213 HOH A 423 SITE 1 AC5 3 THR A 226 ARG A 227 HOH A 416 SITE 1 AC6 3 LEU A 101 GLU A 102 HIS A 239 SITE 1 AC7 4 LYS A 104 ARG A 181 SER A 241 VAL A 242 SITE 1 AC8 5 GLY A 202 VAL A 369 ASP A 370 PHE A 371 SITE 2 AC8 5 ALA A 372 SITE 1 AC9 4 SER A 331 LEU A 332 GLU A 333 ARG A 363 SITE 1 BC1 1 LYS A 70 CRYST1 136.670 136.670 60.906 90.00 90.00 120.00 P 31 2 1 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 0.007317 0.004224 0.000000 0.00000 SCALE2 0.000000 0.008449 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016419 0.00000