HEADER TRANSFERASE/TRANSFERASE INHIBITOR 20-AUG-20 7JUX TITLE CRYSTAL STRUCTURE OF KSR1:MEK1 IN COMPLEX WITH AMP-PNP, AND ALLOSTERIC TITLE 2 MEK INHIBITOR TRAMETINIB COMPND MOL_ID: 1; COMPND 2 MOLECULE: KINASE SUPPRESSOR OF RAS 1; COMPND 3 CHAIN: A; COMPND 4 EC: 2.7.11.1; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: DUAL SPECIFICITY MITOGEN-ACTIVATED PROTEIN KINASE KINASE 1; COMPND 8 CHAIN: C; COMPND 9 SYNONYM: MAPKK 1,ERK ACTIVATOR KINASE 1,MAPK/ERK KINASE 1,MEK 1; COMPND 10 EC: 2.7.12.2; COMPND 11 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: KSR1, KSR; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PFASTBAC DUAL; SOURCE 10 MOL_ID: 2; SOURCE 11 ORGANISM_SCIENTIFIC: ORYCTOLAGUS CUNICULUS; SOURCE 12 ORGANISM_COMMON: RABBIT; SOURCE 13 ORGANISM_TAXID: 9986; SOURCE 14 GENE: MAP2K1, MEK1, PRKMK1; SOURCE 15 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 16 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 17 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 18 EXPRESSION_SYSTEM_PLASMID: PFASTBAC DUAL KEYWDS KINASE, PSEUDOKINASE, DRUG TARGET, CELL SIGNALING AND CANCER, KEYWDS 2 TRANSFERASE, TRANSFERASE-TRANSFERASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR Z.M.KHAN,A.C.DAR REVDAT 4 18-OCT-23 7JUX 1 REMARK REVDAT 3 30-DEC-20 7JUX 1 JRNL REVDAT 2 07-OCT-20 7JUX 1 COMPND SOURCE REMARK DBREF REVDAT 2 2 1 SEQADV SEQRES HELIX SHEET REVDAT 2 3 1 LINK ATOM REVDAT 1 30-SEP-20 7JUX 0 JRNL AUTH Z.M.KHAN,A.M.REAL,W.M.MARSIGLIA,A.CHOW,M.E.DUFFY, JRNL AUTH 2 J.R.YERABOLU,A.P.SCOPTON,A.C.DAR JRNL TITL STRUCTURAL BASIS FOR THE ACTION OF THE DRUG TRAMETINIB AT JRNL TITL 2 KSR-BOUND MEK. JRNL REF NATURE V. 588 509 2020 JRNL REFN ESSN 1476-4687 JRNL PMID 32927473 JRNL DOI 10.1038/S41586-020-2760-4 REMARK 2 REMARK 2 RESOLUTION. 3.34 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.14RC1_3177) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.34 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 45.00 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 18630 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.265 REMARK 3 R VALUE (WORKING SET) : 0.264 REMARK 3 FREE R VALUE : 0.283 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 894 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 44.9980 - 6.0651 1.00 3128 184 0.2198 0.2402 REMARK 3 2 6.0651 - 4.8158 1.00 2991 138 0.2935 0.2958 REMARK 3 3 4.8158 - 4.2076 1.00 2933 143 0.2771 0.3211 REMARK 3 4 4.2076 - 3.8231 1.00 2888 152 0.2996 0.3256 REMARK 3 5 3.8231 - 3.5492 1.00 2913 133 0.3353 0.3546 REMARK 3 6 3.5492 - 3.3400 1.00 2883 144 0.3592 0.4072 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.490 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 33.270 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.003 4873 REMARK 3 ANGLE : 0.860 6587 REMARK 3 CHIRALITY : 0.048 712 REMARK 3 PLANARITY : 0.005 828 REMARK 3 DIHEDRAL : 10.217 2908 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7JUX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-AUG-20. REMARK 100 THE DEPOSITION ID IS D_1000246522. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-OCT-18 REMARK 200 TEMPERATURE (KELVIN) : 80 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 : 21-ID-F REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RAYONIX MX-300 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 18634 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.340 REMARK 200 RESOLUTION RANGE LOW (A) : 49.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 11.66 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 17.7500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.34 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.43 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 2Y4I REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 72.96 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.70 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 2000, MES, PH 6.5, MAGNESIUM REMARK 280 ACETATE, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2 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 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 REMARK 290 7555 Y,X,-Z+1/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+2/3 REMARK 290 10555 -Y,-X,-Z+5/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+1/6 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 73.93333 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 147.86667 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 110.90000 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 184.83333 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 36.96667 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 73.93333 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 147.86667 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 184.83333 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 110.90000 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 36.96667 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 6530 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 27780 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -44.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, C 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 THE AUTHOR STATES THAT KINASE SUPPRESSOR OF RAS 1 CHAIN B IS REMARK 400 PROTEOLYTICALLY CLEAVED BETWEEN TRP632 AND HIS633. 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 MET A 566 REMARK 465 SER A 567 REMARK 465 TYR A 568 REMARK 465 TYR A 569 REMARK 465 HIS A 570 REMARK 465 HIS A 571 REMARK 465 HIS A 572 REMARK 465 HIS A 573 REMARK 465 HIS A 574 REMARK 465 HIS A 575 REMARK 465 ASP A 576 REMARK 465 TYR A 577 REMARK 465 ASP A 578 REMARK 465 ILE A 579 REMARK 465 PRO A 580 REMARK 465 THR A 581 REMARK 465 THR A 582 REMARK 465 GLU A 583 REMARK 465 ASN A 584 REMARK 465 LEU A 585 REMARK 465 TYR A 586 REMARK 465 PHE A 587 REMARK 465 GLN A 588 REMARK 465 GLY A 589 REMARK 465 ALA A 590 REMARK 465 PRO A 591 REMARK 465 ILE A 592 REMARK 465 SER A 593 REMARK 465 ARG A 594 REMARK 465 LYS A 595 REMARK 465 ALA A 596 REMARK 465 SER A 597 REMARK 465 GLN A 598 REMARK 465 THR A 599 REMARK 465 ARG A 761 REMARK 465 GLU A 762 REMARK 465 GLY A 763 REMARK 465 ARG A 764 REMARK 465 LYS A 882 REMARK 465 LEU A 883 REMARK 465 ASN A 884 REMARK 465 ARG A 885 REMARK 465 ARG A 886 REMARK 465 LEU A 887 REMARK 465 SER A 888 REMARK 465 HIS A 889 REMARK 465 PRO A 890 REMARK 465 GLY A 891 REMARK 465 HIS A 892 REMARK 465 PHE A 893 REMARK 465 TRP A 894 REMARK 465 LYS A 895 REMARK 465 SER A 896 REMARK 465 ALA A 897 REMARK 465 GLU A 898 REMARK 465 ILE A 899 REMARK 465 MET C 10 REMARK 465 SER C 11 REMARK 465 TYR C 12 REMARK 465 TYR C 13 REMARK 465 HIS C 14 REMARK 465 HIS C 15 REMARK 465 HIS C 16 REMARK 465 HIS C 17 REMARK 465 HIS C 18 REMARK 465 HIS C 19 REMARK 465 ASP C 20 REMARK 465 TYR C 21 REMARK 465 ASP C 22 REMARK 465 ILE C 23 REMARK 465 PRO C 24 REMARK 465 THR C 25 REMARK 465 THR C 26 REMARK 465 GLU C 27 REMARK 465 ASN C 28 REMARK 465 LEU C 29 REMARK 465 TYR C 30 REMARK 465 PHE C 31 REMARK 465 GLN C 32 REMARK 465 GLY C 33 REMARK 465 ALA C 34 REMARK 465 LYS C 35 REMARK 465 LYS C 36 REMARK 465 LEU C 37 REMARK 465 GLU C 38 REMARK 465 GLU C 39 REMARK 465 ASN C 78 REMARK 465 GLY C 79 REMARK 465 PHE C 275 REMARK 465 GLY C 276 REMARK 465 CYS C 277 REMARK 465 GLN C 278 REMARK 465 VAL C 279 REMARK 465 GLU C 280 REMARK 465 GLY C 281 REMARK 465 ASP C 282 REMARK 465 ALA C 283 REMARK 465 ALA C 284 REMARK 465 GLU C 285 REMARK 465 THR C 286 REMARK 465 PRO C 287 REMARK 465 PRO C 288 REMARK 465 ARG C 289 REMARK 465 PRO C 290 REMARK 465 ARG C 291 REMARK 465 THR C 292 REMARK 465 PRO C 293 REMARK 465 GLY C 294 REMARK 465 ARG C 295 REMARK 465 PRO C 296 REMARK 465 LEU C 297 REMARK 465 SER C 298 REMARK 465 SER C 299 REMARK 465 TYR C 300 REMARK 465 GLY C 301 REMARK 465 MET C 302 REMARK 465 ASP C 303 REMARK 465 SER C 304 REMARK 465 ARG C 305 REMARK 465 PRO C 306 REMARK 465 ASN C 382 REMARK 465 GLN C 383 REMARK 465 PRO C 384 REMARK 465 SER C 385 REMARK 465 THR C 386 REMARK 465 PRO C 387 REMARK 465 THR C 388 REMARK 465 HIS C 389 REMARK 465 ALA C 390 REMARK 465 ALA C 391 REMARK 465 GLY C 392 REMARK 465 VAL C 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 TRP A 624 67.61 -118.70 REMARK 500 HIS A 646 80.06 -68.47 REMARK 500 GLN A 648 56.42 -101.39 REMARK 500 ASP A 649 -7.45 64.49 REMARK 500 GLN A 663 30.97 -87.47 REMARK 500 ASN A 743 48.48 34.96 REMARK 500 SER A 757 65.85 -119.82 REMARK 500 GLU A 766 -143.47 -162.05 REMARK 500 ASN A 823 104.34 -54.15 REMARK 500 LEU C 74 -65.07 -91.30 REMARK 500 ARG C 189 -10.45 82.77 REMARK 500 ASP C 190 51.71 -149.39 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 902 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 750 OD2 REMARK 620 2 ANP A 901 O1B 173.3 REMARK 620 3 ANP A 901 O2A 107.5 66.7 REMARK 620 N 1 2 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 7JUQ RELATED DB: PDB REMARK 900 RELATED ID: 7JUR RELATED DB: PDB REMARK 900 RELATED ID: 7JUS RELATED DB: PDB REMARK 900 RELATED ID: 7JUT RELATED DB: PDB REMARK 900 RELATED ID: 7JUU RELATED DB: PDB REMARK 900 RELATED ID: 7JUV RELATED DB: PDB REMARK 900 RELATED ID: 7JUW RELATED DB: PDB REMARK 900 RELATED ID: 7JUY RELATED DB: PDB REMARK 900 RELATED ID: 7JUZ RELATED DB: PDB REMARK 900 RELATED ID: 7JV0 RELATED DB: PDB REMARK 900 RELATED ID: 7JV1 RELATED DB: PDB DBREF 7JUX A 591 899 UNP Q8IVT5 KSR1_HUMAN 591 899 DBREF 7JUX C 35 393 UNP P29678 MP2K1_RABIT 35 393 SEQADV 7JUX MET A 566 UNP Q8IVT5 INITIATING METHIONINE SEQADV 7JUX SER A 567 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX TYR A 568 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX TYR A 569 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX HIS A 570 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX HIS A 571 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX HIS A 572 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX HIS A 573 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX HIS A 574 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX HIS A 575 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX ASP A 576 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX TYR A 577 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX ASP A 578 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX ILE A 579 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX PRO A 580 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX THR A 581 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX THR A 582 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX GLU A 583 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX ASN A 584 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX LEU A 585 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX TYR A 586 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX PHE A 587 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX GLN A 588 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX GLY A 589 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX ALA A 590 UNP Q8IVT5 EXPRESSION TAG SEQADV 7JUX GLU A 898 UNP Q8IVT5 ASP 898 CONFLICT SEQADV 7JUX MET C 10 UNP P29678 INITIATING METHIONINE SEQADV 7JUX SER C 11 UNP P29678 EXPRESSION TAG SEQADV 7JUX TYR C 12 UNP P29678 EXPRESSION TAG SEQADV 7JUX TYR C 13 UNP P29678 EXPRESSION TAG SEQADV 7JUX HIS C 14 UNP P29678 EXPRESSION TAG SEQADV 7JUX HIS C 15 UNP P29678 EXPRESSION TAG SEQADV 7JUX HIS C 16 UNP P29678 EXPRESSION TAG SEQADV 7JUX HIS C 17 UNP P29678 EXPRESSION TAG SEQADV 7JUX HIS C 18 UNP P29678 EXPRESSION TAG SEQADV 7JUX HIS C 19 UNP P29678 EXPRESSION TAG SEQADV 7JUX ASP C 20 UNP P29678 EXPRESSION TAG SEQADV 7JUX TYR C 21 UNP P29678 EXPRESSION TAG SEQADV 7JUX ASP C 22 UNP P29678 EXPRESSION TAG SEQADV 7JUX ILE C 23 UNP P29678 EXPRESSION TAG SEQADV 7JUX PRO C 24 UNP P29678 EXPRESSION TAG SEQADV 7JUX THR C 25 UNP P29678 EXPRESSION TAG SEQADV 7JUX THR C 26 UNP P29678 EXPRESSION TAG SEQADV 7JUX GLU C 27 UNP P29678 EXPRESSION TAG SEQADV 7JUX ASN C 28 UNP P29678 EXPRESSION TAG SEQADV 7JUX LEU C 29 UNP P29678 EXPRESSION TAG SEQADV 7JUX TYR C 30 UNP P29678 EXPRESSION TAG SEQADV 7JUX PHE C 31 UNP P29678 EXPRESSION TAG SEQADV 7JUX GLN C 32 UNP P29678 EXPRESSION TAG SEQADV 7JUX GLY C 33 UNP P29678 EXPRESSION TAG SEQADV 7JUX ALA C 34 UNP P29678 EXPRESSION TAG SEQRES 1 A 334 MET SER TYR TYR HIS HIS HIS HIS HIS HIS ASP TYR ASP SEQRES 2 A 334 ILE PRO THR THR GLU ASN LEU TYR PHE GLN GLY ALA PRO SEQRES 3 A 334 ILE SER ARG LYS ALA SER GLN THR SER VAL TYR LEU GLN SEQRES 4 A 334 GLU TRP ASP ILE PRO PHE GLU GLN VAL GLU LEU GLY GLU SEQRES 5 A 334 PRO ILE GLY GLN GLY ARG TRP GLY ARG VAL HIS ARG GLY SEQRES 6 A 334 ARG TRP HIS GLY GLU VAL ALA ILE ARG LEU LEU GLU MET SEQRES 7 A 334 ASP GLY HIS ASN GLN ASP HIS LEU LYS LEU PHE LYS LYS SEQRES 8 A 334 GLU VAL MET ASN TYR ARG GLN THR ARG HIS GLU ASN VAL SEQRES 9 A 334 VAL LEU PHE MET GLY ALA CYS MET ASN PRO PRO HIS LEU SEQRES 10 A 334 ALA ILE ILE THR SER PHE CYS LYS GLY ARG THR LEU HIS SEQRES 11 A 334 SER PHE VAL ARG ASP PRO LYS THR SER LEU ASP ILE ASN SEQRES 12 A 334 LYS THR ARG GLN ILE ALA GLN GLU ILE ILE LYS GLY MET SEQRES 13 A 334 GLY TYR LEU HIS ALA LYS GLY ILE VAL HIS LYS ASP LEU SEQRES 14 A 334 LYS SER LYS ASN VAL PHE TYR ASP ASN GLY LYS VAL VAL SEQRES 15 A 334 ILE THR ASP PHE GLY LEU PHE GLY ILE SER GLY VAL VAL SEQRES 16 A 334 ARG GLU GLY ARG ARG GLU ASN GLN LEU LYS LEU SER HIS SEQRES 17 A 334 ASP TRP LEU CYS TYR LEU ALA PRO GLU ILE VAL ARG GLU SEQRES 18 A 334 MET THR PRO GLY LYS ASP GLU ASP GLN LEU PRO PHE SER SEQRES 19 A 334 LYS ALA ALA ASP VAL TYR ALA PHE GLY THR VAL TRP TYR SEQRES 20 A 334 GLU LEU GLN ALA ARG ASP TRP PRO LEU LYS ASN GLN ALA SEQRES 21 A 334 ALA GLU ALA SER ILE TRP GLN ILE GLY SER GLY GLU GLY SEQRES 22 A 334 MET LYS ARG VAL LEU THR SER VAL SER LEU GLY LYS GLU SEQRES 23 A 334 VAL SER GLU ILE LEU SER ALA CYS TRP ALA PHE ASP LEU SEQRES 24 A 334 GLN GLU ARG PRO SER PHE SER LEU LEU MET ASP MET LEU SEQRES 25 A 334 GLU LYS LEU PRO LYS LEU ASN ARG ARG LEU SER HIS PRO SEQRES 26 A 334 GLY HIS PHE TRP LYS SER ALA GLU ILE SEQRES 1 C 384 MET SER TYR TYR HIS HIS HIS HIS HIS HIS ASP TYR ASP SEQRES 2 C 384 ILE PRO THR THR GLU ASN LEU TYR PHE GLN GLY ALA LYS SEQRES 3 C 384 LYS LEU GLU GLU LEU GLU LEU ASP GLU GLN GLN ARG LYS SEQRES 4 C 384 ARG LEU GLU ALA PHE LEU THR GLN LYS GLN LYS VAL GLY SEQRES 5 C 384 GLU LEU LYS ASP ASP ASP PHE GLU LYS ILE SER GLU LEU SEQRES 6 C 384 GLY ALA GLY ASN GLY GLY VAL VAL PHE LYS VAL SER HIS SEQRES 7 C 384 LYS PRO SER GLY LEU VAL MET ALA ARG LYS LEU ILE HIS SEQRES 8 C 384 LEU GLU ILE LYS PRO ALA ILE ARG ASN GLN ILE ILE ARG SEQRES 9 C 384 GLU LEU GLN VAL LEU HIS GLU CYS ASN SER PRO TYR ILE SEQRES 10 C 384 VAL GLY PHE TYR GLY ALA PHE TYR SER ASP GLY GLU ILE SEQRES 11 C 384 SER ILE CYS MET GLU HIS MET ASP GLY GLY SER LEU ASP SEQRES 12 C 384 GLN VAL LEU LYS LYS ALA GLY ARG ILE PRO GLU GLN ILE SEQRES 13 C 384 LEU GLY LYS VAL SER ILE ALA VAL ILE LYS GLY LEU THR SEQRES 14 C 384 TYR LEU ARG GLU LYS HIS LYS ILE MET HIS ARG ASP VAL SEQRES 15 C 384 LYS PRO SER ASN ILE LEU VAL ASN SER ARG GLY GLU ILE SEQRES 16 C 384 LYS LEU CYS ASP PHE GLY VAL SER GLY GLN LEU ILE ASP SEQRES 17 C 384 SER MET ALA ASN SER PHE VAL GLY THR ARG SER TYR MET SEQRES 18 C 384 SER PRO GLU ARG LEU GLN GLY THR HIS TYR SER VAL GLN SEQRES 19 C 384 SER ASP ILE TRP SER MET GLY LEU SER LEU VAL GLU MET SEQRES 20 C 384 ALA VAL GLY ARG TYR PRO ILE PRO PRO PRO ASP ALA LYS SEQRES 21 C 384 GLU LEU GLU LEU MET PHE GLY CYS GLN VAL GLU GLY ASP SEQRES 22 C 384 ALA ALA GLU THR PRO PRO ARG PRO ARG THR PRO GLY ARG SEQRES 23 C 384 PRO LEU SER SER TYR GLY MET ASP SER ARG PRO PRO MET SEQRES 24 C 384 ALA ILE PHE GLU LEU LEU ASP TYR ILE VAL ASN GLU PRO SEQRES 25 C 384 PRO PRO LYS LEU PRO SER ALA VAL PHE SER LEU GLU PHE SEQRES 26 C 384 GLN ASP PHE VAL ASN LYS CYS LEU ILE LYS ASN PRO ALA SEQRES 27 C 384 GLU ARG ALA ASP LEU LYS GLN LEU MET VAL HIS ALA PHE SEQRES 28 C 384 ILE LYS ARG SER ASP ALA GLU GLU VAL ASP PHE ALA GLY SEQRES 29 C 384 TRP LEU CYS SER THR ILE GLY LEU ASN GLN PRO SER THR SEQRES 30 C 384 PRO THR HIS ALA ALA GLY VAL HET ANP A 901 31 HET MG A 902 1 HET ANP C 401 31 HET QOM C 402 37 HETNAM ANP PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER HETNAM MG MAGNESIUM ION HETNAM QOM TRAMETINIB HETSYN QOM N-(3-{3-CYCLOPROPYL-5-[(2-FLUORO-4-IODOPHENYL)AMINO]-6, HETSYN 2 QOM 8-DIMETHYL-2,4,7-TRIOXO-3,4,6,7-TETRAHYDROPYRIDO[4,3- HETSYN 3 QOM D]PYRIMIDIN-1(2H)-YL}PHENYL)ACETAMIDE FORMUL 3 ANP 2(C10 H17 N6 O12 P3) FORMUL 4 MG MG 2+ FORMUL 6 QOM C26 H23 F I N5 O4 FORMUL 7 HOH *(H2 O) HELIX 1 AA1 TYR A 602 TRP A 606 5 5 HELIX 2 AA2 ASP A 649 GLN A 663 1 15 HELIX 3 AA3 LEU A 694 ARG A 699 1 6 HELIX 4 AA4 ASP A 706 LYS A 727 1 22 HELIX 5 AA5 LYS A 735 LYS A 737 5 3 HELIX 6 AA6 GLY A 752 ILE A 756 5 5 HELIX 7 AA7 HIS A 773 CYS A 777 1 5 HELIX 8 AA8 ALA A 780 MET A 787 1 8 HELIX 9 AA9 ASP A 792 LEU A 796 5 5 HELIX 10 AB1 SER A 799 ARG A 817 1 19 HELIX 11 AB2 ALA A 825 GLY A 836 1 12 HELIX 12 AB3 GLY A 836 VAL A 846 1 11 HELIX 13 AB4 GLY A 849 TRP A 860 1 12 HELIX 14 AB5 ASP A 863 ARG A 867 5 5 HELIX 15 AB6 SER A 869 LYS A 879 1 11 HELIX 16 AB7 ASP C 43 GLN C 58 1 16 HELIX 17 AB8 LYS C 64 ASP C 66 5 3 HELIX 18 AB9 LYS C 104 GLN C 116 1 13 HELIX 19 AC1 VAL C 117 GLU C 120 5 4 HELIX 20 AC2 SER C 150 GLY C 159 1 10 HELIX 21 AC3 PRO C 162 LYS C 185 1 24 HELIX 22 AC4 LYS C 192 SER C 194 5 3 HELIX 23 AC5 SER C 212 MET C 219 1 8 HELIX 24 AC6 SER C 231 GLN C 236 1 6 HELIX 25 AC7 VAL C 242 GLY C 259 1 18 HELIX 26 AC8 ASP C 267 MET C 274 1 8 HELIX 27 AC9 ALA C 309 GLU C 320 1 12 HELIX 28 AD1 SER C 331 LEU C 342 1 12 HELIX 29 AD2 ASP C 351 VAL C 357 1 7 HELIX 30 AD3 HIS C 358 GLU C 367 1 10 HELIX 31 AD4 ASP C 370 GLY C 380 1 11 SHEET 1 AA1 5 GLU A 614 GLN A 621 0 SHEET 2 AA1 5 ARG A 626 ARG A 631 -1 O VAL A 627 N ILE A 619 SHEET 3 AA1 5 GLU A 635 GLU A 642 -1 O VAL A 636 N GLY A 630 SHEET 4 AA1 5 HIS A 681 SER A 687 -1 O THR A 686 N ALA A 637 SHEET 5 AA1 5 PHE A 672 ASN A 678 -1 N GLY A 674 O ILE A 685 SHEET 1 AA2 3 ARG A 692 THR A 693 0 SHEET 2 AA2 3 VAL A 739 ASP A 742 -1 O TYR A 741 N ARG A 692 SHEET 3 AA2 3 LYS A 745 ILE A 748 -1 O VAL A 747 N PHE A 740 SHEET 1 AA3 2 LEU A 769 SER A 772 0 SHEET 2 AA3 2 ASN C 221 VAL C 224 -1 O VAL C 224 N LEU A 769 SHEET 1 AA4 5 PHE C 68 GLY C 75 0 SHEET 2 AA4 5 VAL C 81 HIS C 87 -1 O LYS C 84 N ILE C 71 SHEET 3 AA4 5 VAL C 93 HIS C 100 -1 O LEU C 98 N VAL C 81 SHEET 4 AA4 5 GLU C 138 GLU C 144 -1 O MET C 143 N ALA C 95 SHEET 5 AA4 5 PHE C 129 SER C 135 -1 N TYR C 130 O CYS C 142 SHEET 1 AA5 2 ILE C 196 VAL C 198 0 SHEET 2 AA5 2 ILE C 204 LEU C 206 -1 O LYS C 205 N LEU C 197 LINK OD2 ASP A 750 MG MG A 902 1555 1555 2.21 LINK O1B ANP A 901 MG MG A 902 1555 1555 2.17 LINK O2A ANP A 901 MG MG A 902 1555 1555 2.11 CISPEP 1 PRO A 679 PRO A 680 0 4.30 CISPEP 2 ILE C 263 PRO C 264 0 -3.02 CRYST1 137.470 137.470 221.800 90.00 90.00 120.00 P 61 2 2 12 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 0.007274 0.004200 0.000000 0.00000 SCALE2 0.000000 0.008400 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004509 0.00000