HEADER TRANSFERASE 11-DEC-20 7B7R TITLE MEK1 IN COMPLEX WITH COMPOUND 4 COMPND MOL_ID: 1; COMPND 2 MOLECULE: DUAL SPECIFICITY MITOGEN-ACTIVATED PROTEIN KINASE KINASE 1, COMPND 3 DUAL SPECIFICITY MITOGEN-ACTIVATED PROTEIN KINASE KINASE 1; COMPND 4 CHAIN: A, B; COMPND 5 SYNONYM: MKK1,ERK ACTIVATOR KINASE 1,MAPK/ERK KINASE 1,MEK 1,MKK1,ERK COMPND 6 ACTIVATOR KINASE 1,MAPK/ERK KINASE 1,MEK 1; COMPND 7 EC: 2.7.12.2,2.7.12.2; 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: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 7108 KEYWDS KINASE, ALLOSTERIC, FRAGMENTS, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR H.KACK,L.OSTER REVDAT 2 31-JAN-24 7B7R 1 REMARK REVDAT 1 03-MAR-21 7B7R 0 JRNL AUTH P.DI FRUSCIA,F.EDFELDT,I.SHAMOVSKY,G.W.COLLIE,A.AAGAARD, JRNL AUTH 2 L.BARLIND,U.BORJESSON,E.L.HANSSON,R.J.LEWIS,M.K.NILSSON, JRNL AUTH 3 L.OSTER,J.PEMBERTON,L.RIPA,R.I.STORER,H.KACK JRNL TITL FRAGMENT-BASED DISCOVERY OF NOVEL ALLOSTERIC MEK1 BINDERS. JRNL REF ACS MED.CHEM.LETT. V. 12 302 2021 JRNL REFN ISSN 1948-5875 JRNL PMID 33603979 JRNL DOI 10.1021/ACSMEDCHEMLETT.0C00563 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER 2.11.7 REMARK 3 AUTHORS : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER, REMARK 3 : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN, REMARK 3 : WOMACK,MATTHEWS,TEN EYCK,TRONRUD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 24.69 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 72685 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) : 0.195 REMARK 3 R VALUE (WORKING SET) : 0.194 REMARK 3 FREE R VALUE : 0.218 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.020 REMARK 3 FREE R VALUE TEST SET COUNT : 3651 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 50 REMARK 3 BIN RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : 1.71 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.93 REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : 1454 REMARK 3 BIN R VALUE (WORKING + TEST SET) : 0.1893 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1376 REMARK 3 BIN R VALUE (WORKING SET) : 0.1866 REMARK 3 BIN FREE R VALUE : 0.2335 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.36 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 78 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.000 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4726 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 119 REMARK 3 SOLVENT ATOMS : 402 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 36.62 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -4.74630 REMARK 3 B22 (A**2) : -0.11860 REMARK 3 B33 (A**2) : 4.86480 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.210 REMARK 3 DPI (BLOW EQ-10) BASED ON R VALUE (A) : 0.109 REMARK 3 DPI (BLOW EQ-9) BASED ON FREE R VALUE (A) : 0.101 REMARK 3 DPI (CRUICKSHANK) BASED ON R VALUE (A) : 0.105 REMARK 3 DPI (CRUICKSHANK) BASED ON FREE R VALUE (A) : 0.099 REMARK 3 REMARK 3 REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797 REMARK 3 CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.954 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.939 REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : 4932 ; 2.000 ; HARMONIC REMARK 3 BOND ANGLES : 6649 ; 2.000 ; HARMONIC REMARK 3 TORSION ANGLES : 1777 ; 2.000 ; SINUSOIDAL REMARK 3 TRIGONAL CARBON PLANES : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES : 855 ; 5.000 ; HARMONIC REMARK 3 ISOTROPIC THERMAL FACTORS : 4932 ; 20.000 ; HARMONIC REMARK 3 BAD NON-BONDED CONTACTS : 0 ; 5.000 ; SEMIHARMONIC REMARK 3 IMPROPER TORSIONS : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES : NULL ; NULL ; NULL REMARK 3 CHIRAL IMPROPER TORSION : 617 ; 5.000 ; SEMIHARMONIC REMARK 3 SUM OF OCCUPANCIES : NULL ; NULL ; NULL REMARK 3 UTILITY DISTANCES : NULL ; NULL ; NULL REMARK 3 UTILITY ANGLES : NULL ; NULL ; NULL REMARK 3 UTILITY TORSION : NULL ; NULL ; NULL REMARK 3 IDEAL-DIST CONTACT TERM : 6100 ; 4.000 ; SEMIHARMONIC REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.09 REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 3.54 REMARK 3 OTHER TORSION ANGLES (DEGREES) : 17.57 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 2 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: { A|* } REMARK 3 ORIGIN FOR THE GROUP (A): -25.0785 -8.8247 21.4011 REMARK 3 T TENSOR REMARK 3 T11: 0.0016 T22: -0.0559 REMARK 3 T33: -0.0724 T12: 0.0127 REMARK 3 T13: 0.0102 T23: -0.0211 REMARK 3 L TENSOR REMARK 3 L11: 1.0780 L22: 0.7152 REMARK 3 L33: 0.6874 L12: 0.4547 REMARK 3 L13: 0.2231 L23: 0.0894 REMARK 3 S TENSOR REMARK 3 S11: -0.0038 S12: 0.0245 S13: -0.0271 REMARK 3 S21: -0.0002 S22: 0.0143 S23: 0.0052 REMARK 3 S31: 0.0351 S32: 0.0867 S33: -0.0105 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: { B|* } REMARK 3 ORIGIN FOR THE GROUP (A): -26.9890 4.5916 -13.8475 REMARK 3 T TENSOR REMARK 3 T11: -0.0683 T22: -0.0427 REMARK 3 T33: -0.0627 T12: 0.0078 REMARK 3 T13: 0.0139 T23: 0.0068 REMARK 3 L TENSOR REMARK 3 L11: 0.8045 L22: 0.6757 REMARK 3 L33: 1.7146 L12: 0.1302 REMARK 3 L13: -0.6079 L23: -0.1117 REMARK 3 S TENSOR REMARK 3 S11: 0.0530 S12: 0.1053 S13: 0.0826 REMARK 3 S21: -0.0027 S22: 0.0472 S23: 0.0893 REMARK 3 S31: -0.1549 S32: -0.2454 S33: -0.1002 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7B7R COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 11-DEC-20. REMARK 100 THE DEPOSITION ID IS D_1292112588. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-MAY-17 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.1-6.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID29 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.98 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M-F REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.5.32 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 72798 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 54.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 6.400 REMARK 200 R MERGE (I) : 0.04000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 21.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.74 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.67300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.100 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: 3E8N REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.80 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.23 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALS WERE OBTAINED FROM HANGING REMARK 280 DROPS BY MIXING A 1:1 RATIO OF PROTEIN SOLUTION WITH WELL REMARK 280 SOLUTION CONTAINING 2 M AMSO4, 0.1 M NACL AND 0.1 M BIS-TRIS PH REMARK 280 6.1-6.2, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K 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 28.82000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 78.90500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 35.82500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 78.90500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 28.82000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 35.82500 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: B 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 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 20 REMARK 465 ALA A 21 REMARK 465 HIS A 22 REMARK 465 HIS A 23 REMARK 465 HIS A 24 REMARK 465 HIS A 25 REMARK 465 HIS A 26 REMARK 465 HIS A 27 REMARK 465 ALA A 28 REMARK 465 ALA A 29 REMARK 465 ALA A 30 REMARK 465 GLU A 31 REMARK 465 ASN A 32 REMARK 465 ALA A 220 REMARK 465 ASN A 221 REMARK 465 SER A 222 REMARK 465 PHE A 223 REMARK 465 VAL A 224 REMARK 465 GLY A 302 REMARK 465 SER A 303 REMARK 465 GLY A 304 REMARK 465 SER A 305 REMARK 465 GLY A 306 REMARK 465 SER A 307 REMARK 465 GLN A 383 REMARK 465 MET B 20 REMARK 465 ALA B 21 REMARK 465 HIS B 22 REMARK 465 HIS B 23 REMARK 465 HIS B 24 REMARK 465 HIS B 25 REMARK 465 HIS B 26 REMARK 465 HIS B 27 REMARK 465 ALA B 28 REMARK 465 ALA B 29 REMARK 465 ALA B 30 REMARK 465 GLU B 31 REMARK 465 ASN B 32 REMARK 465 LEU B 33 REMARK 465 TYR B 34 REMARK 465 PHE B 35 REMARK 465 GLN B 36 REMARK 465 LEU B 37 REMARK 465 GLU B 38 REMARK 465 ASN B 221 REMARK 465 SER B 222 REMARK 465 PHE B 223 REMARK 465 VAL B 224 REMARK 465 GLY B 225 REMARK 465 SER B 305 REMARK 465 GLY B 306 REMARK 465 GLN B 383 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 GLU B 41 CG CD OE1 OE2 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 ASP A 136 65.99 33.25 REMARK 500 ARG A 189 -6.73 78.52 REMARK 500 ASP A 190 45.51 -147.61 REMARK 500 THR A 238 136.11 -22.62 REMARK 500 ASP B 136 64.27 36.18 REMARK 500 ARG B 189 -4.68 77.08 REMARK 500 ASP B 190 46.37 -148.90 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 402 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASN A 195 OD1 REMARK 620 2 ASP A 208 OD2 92.0 REMARK 620 3 ANP A 401 O2G 94.4 86.2 REMARK 620 4 ANP A 401 O1B 93.4 174.3 91.4 REMARK 620 5 ANP A 401 O1A 173.1 89.2 92.4 85.6 REMARK 620 6 HOH A 581 O 85.5 93.1 179.3 89.3 87.7 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 402 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASN B 195 OD1 REMARK 620 2 ASP B 208 OD2 91.0 REMARK 620 3 ANP B 401 O2G 93.4 88.3 REMARK 620 4 ANP B 401 O1B 94.6 174.3 92.0 REMARK 620 5 ANP B 401 O1A 171.0 86.4 95.1 87.9 REMARK 620 6 HOH B 549 O 82.3 89.7 175.3 90.4 89.0 REMARK 620 N 1 2 3 4 5 DBREF 7B7R A 37 263 UNP Q02750 MP2K1_HUMAN 37 263 DBREF 7B7R A 308 383 UNP Q02750 MP2K1_HUMAN 308 383 DBREF 7B7R B 37 263 UNP Q02750 MP2K1_HUMAN 37 263 DBREF 7B7R B 308 383 UNP Q02750 MP2K1_HUMAN 308 383 SEQADV 7B7R MET A 20 UNP Q02750 INITIATING METHIONINE SEQADV 7B7R ALA A 21 UNP Q02750 EXPRESSION TAG SEQADV 7B7R HIS A 22 UNP Q02750 EXPRESSION TAG SEQADV 7B7R HIS A 23 UNP Q02750 EXPRESSION TAG SEQADV 7B7R HIS A 24 UNP Q02750 EXPRESSION TAG SEQADV 7B7R HIS A 25 UNP Q02750 EXPRESSION TAG SEQADV 7B7R HIS A 26 UNP Q02750 EXPRESSION TAG SEQADV 7B7R HIS A 27 UNP Q02750 EXPRESSION TAG SEQADV 7B7R ALA A 28 UNP Q02750 EXPRESSION TAG SEQADV 7B7R ALA A 29 UNP Q02750 EXPRESSION TAG SEQADV 7B7R ALA A 30 UNP Q02750 EXPRESSION TAG SEQADV 7B7R GLU A 31 UNP Q02750 EXPRESSION TAG SEQADV 7B7R ASN A 32 UNP Q02750 EXPRESSION TAG SEQADV 7B7R LEU A 33 UNP Q02750 EXPRESSION TAG SEQADV 7B7R TYR A 34 UNP Q02750 EXPRESSION TAG SEQADV 7B7R PHE A 35 UNP Q02750 EXPRESSION TAG SEQADV 7B7R GLN A 36 UNP Q02750 EXPRESSION TAG SEQADV 7B7R GLY A 302 UNP Q02750 LINKER SEQADV 7B7R SER A 303 UNP Q02750 LINKER SEQADV 7B7R GLY A 304 UNP Q02750 LINKER SEQADV 7B7R SER A 305 UNP Q02750 LINKER SEQADV 7B7R GLY A 306 UNP Q02750 LINKER SEQADV 7B7R SER A 307 UNP Q02750 LINKER SEQADV 7B7R MET B 20 UNP Q02750 INITIATING METHIONINE SEQADV 7B7R ALA B 21 UNP Q02750 EXPRESSION TAG SEQADV 7B7R HIS B 22 UNP Q02750 EXPRESSION TAG SEQADV 7B7R HIS B 23 UNP Q02750 EXPRESSION TAG SEQADV 7B7R HIS B 24 UNP Q02750 EXPRESSION TAG SEQADV 7B7R HIS B 25 UNP Q02750 EXPRESSION TAG SEQADV 7B7R HIS B 26 UNP Q02750 EXPRESSION TAG SEQADV 7B7R HIS B 27 UNP Q02750 EXPRESSION TAG SEQADV 7B7R ALA B 28 UNP Q02750 EXPRESSION TAG SEQADV 7B7R ALA B 29 UNP Q02750 EXPRESSION TAG SEQADV 7B7R ALA B 30 UNP Q02750 EXPRESSION TAG SEQADV 7B7R GLU B 31 UNP Q02750 EXPRESSION TAG SEQADV 7B7R ASN B 32 UNP Q02750 EXPRESSION TAG SEQADV 7B7R LEU B 33 UNP Q02750 EXPRESSION TAG SEQADV 7B7R TYR B 34 UNP Q02750 EXPRESSION TAG SEQADV 7B7R PHE B 35 UNP Q02750 EXPRESSION TAG SEQADV 7B7R GLN B 36 UNP Q02750 EXPRESSION TAG SEQADV 7B7R GLY B 264 UNP Q02750 LINKER SEQADV 7B7R SER B 265 UNP Q02750 LINKER SEQADV 7B7R GLY B 266 UNP Q02750 LINKER SEQADV 7B7R SER B 305 UNP Q02750 LINKER SEQADV 7B7R GLY B 306 UNP Q02750 LINKER SEQADV 7B7R SER B 307 UNP Q02750 LINKER SEQRES 1 A 326 MET ALA HIS HIS HIS HIS HIS HIS ALA ALA ALA GLU ASN SEQRES 2 A 326 LEU TYR PHE GLN LEU GLU GLU LEU GLU LEU ASP GLU GLN SEQRES 3 A 326 GLN ARG LYS ARG LEU GLU ALA PHE LEU THR GLN LYS GLN SEQRES 4 A 326 LYS VAL GLY GLU LEU LYS ASP ASP ASP PHE GLU LYS ILE SEQRES 5 A 326 SER GLU LEU GLY ALA GLY ASN GLY GLY VAL VAL PHE LYS SEQRES 6 A 326 VAL SER HIS LYS PRO SER GLY LEU VAL MET ALA ARG LYS SEQRES 7 A 326 LEU ILE HIS LEU GLU ILE LYS PRO ALA ILE ARG ASN GLN SEQRES 8 A 326 ILE ILE ARG GLU LEU GLN VAL LEU HIS GLU CYS ASN SER SEQRES 9 A 326 PRO TYR ILE VAL GLY PHE TYR GLY ALA PHE TYR SER ASP SEQRES 10 A 326 GLY GLU ILE SER ILE CYS MET GLU HIS MET ASP GLY GLY SEQRES 11 A 326 SER LEU ASP GLN VAL LEU LYS LYS ALA GLY ARG ILE PRO SEQRES 12 A 326 GLU GLN ILE LEU GLY LYS VAL SER ILE ALA VAL ILE LYS SEQRES 13 A 326 GLY LEU THR TYR LEU ARG GLU LYS HIS LYS ILE MET HIS SEQRES 14 A 326 ARG ASP VAL LYS PRO SER ASN ILE LEU VAL ASN SER ARG SEQRES 15 A 326 GLY GLU ILE LYS LEU CYS ASP PHE GLY VAL SER GLY GLN SEQRES 16 A 326 LEU ILE ASP SER MET ALA ASN SER PHE VAL GLY THR ARG SEQRES 17 A 326 SER TYR MET SER PRO GLU ARG LEU GLN GLY THR HIS TYR SEQRES 18 A 326 SER VAL GLN SER ASP ILE TRP SER MET GLY LEU SER LEU SEQRES 19 A 326 VAL GLU MET ALA VAL GLY ARG TYR PRO ILE GLY SER GLY SEQRES 20 A 326 SER GLY SER MET ALA ILE PHE GLU LEU LEU ASP TYR ILE SEQRES 21 A 326 VAL ASN GLU PRO PRO PRO LYS LEU PRO SER GLY VAL PHE SEQRES 22 A 326 SER LEU GLU PHE GLN ASP PHE VAL ASN LYS CYS LEU ILE SEQRES 23 A 326 LYS ASN PRO ALA GLU ARG ALA ASP LEU LYS GLN LEU MET SEQRES 24 A 326 VAL HIS ALA PHE ILE LYS ARG SER ASP ALA GLU GLU VAL SEQRES 25 A 326 ASP PHE ALA GLY TRP LEU CYS SER THR ILE GLY LEU ASN SEQRES 26 A 326 GLN SEQRES 1 B 326 MET ALA HIS HIS HIS HIS HIS HIS ALA ALA ALA GLU ASN SEQRES 2 B 326 LEU TYR PHE GLN LEU GLU GLU LEU GLU LEU ASP GLU GLN SEQRES 3 B 326 GLN ARG LYS ARG LEU GLU ALA PHE LEU THR GLN LYS GLN SEQRES 4 B 326 LYS VAL GLY GLU LEU LYS ASP ASP ASP PHE GLU LYS ILE SEQRES 5 B 326 SER GLU LEU GLY ALA GLY ASN GLY GLY VAL VAL PHE LYS SEQRES 6 B 326 VAL SER HIS LYS PRO SER GLY LEU VAL MET ALA ARG LYS SEQRES 7 B 326 LEU ILE HIS LEU GLU ILE LYS PRO ALA ILE ARG ASN GLN SEQRES 8 B 326 ILE ILE ARG GLU LEU GLN VAL LEU HIS GLU CYS ASN SER SEQRES 9 B 326 PRO TYR ILE VAL GLY PHE TYR GLY ALA PHE TYR SER ASP SEQRES 10 B 326 GLY GLU ILE SER ILE CYS MET GLU HIS MET ASP GLY GLY SEQRES 11 B 326 SER LEU ASP GLN VAL LEU LYS LYS ALA GLY ARG ILE PRO SEQRES 12 B 326 GLU GLN ILE LEU GLY LYS VAL SER ILE ALA VAL ILE LYS SEQRES 13 B 326 GLY LEU THR TYR LEU ARG GLU LYS HIS LYS ILE MET HIS SEQRES 14 B 326 ARG ASP VAL LYS PRO SER ASN ILE LEU VAL ASN SER ARG SEQRES 15 B 326 GLY GLU ILE LYS LEU CYS ASP PHE GLY VAL SER GLY GLN SEQRES 16 B 326 LEU ILE ASP SER MET ALA ASN SER PHE VAL GLY THR ARG SEQRES 17 B 326 SER TYR MET SER PRO GLU ARG LEU GLN GLY THR HIS TYR SEQRES 18 B 326 SER VAL GLN SER ASP ILE TRP SER MET GLY LEU SER LEU SEQRES 19 B 326 VAL GLU MET ALA VAL GLY ARG TYR PRO ILE GLY SER GLY SEQRES 20 B 326 SER GLY SER MET ALA ILE PHE GLU LEU LEU ASP TYR ILE SEQRES 21 B 326 VAL ASN GLU PRO PRO PRO LYS LEU PRO SER GLY VAL PHE SEQRES 22 B 326 SER LEU GLU PHE GLN ASP PHE VAL ASN LYS CYS LEU ILE SEQRES 23 B 326 LYS ASN PRO ALA GLU ARG ALA ASP LEU LYS GLN LEU MET SEQRES 24 B 326 VAL HIS ALA PHE ILE LYS ARG SER ASP ALA GLU GLU VAL SEQRES 25 B 326 ASP PHE ALA GLY TRP LEU CYS SER THR ILE GLY LEU ASN SEQRES 26 B 326 GLN HET ANP A 401 31 HET MG A 402 1 HET T1K A 403 20 HET SO4 A 404 5 HET ANP B 401 31 HET MG B 402 1 HET T1K B 403 20 HET SO4 B 404 5 HET PO4 B 405 5 HETNAM ANP PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER HETNAM MG MAGNESIUM ION HETNAM T1K 2-[5-[ETHYL(METHYL)AMINO]IMIDAZO[1,2-A]PYRIMIDIN-7- HETNAM 2 T1K YL]PHENOL HETNAM SO4 SULFATE ION HETNAM PO4 PHOSPHATE ION FORMUL 3 ANP 2(C10 H17 N6 O12 P3) FORMUL 4 MG 2(MG 2+) FORMUL 5 T1K 2(C15 H16 N4 O) FORMUL 6 SO4 2(O4 S 2-) FORMUL 11 PO4 O4 P 3- FORMUL 12 HOH *402(H2 O) HELIX 1 AA1 LEU A 37 GLU A 41 5 5 HELIX 2 AA2 ASP A 43 GLN A 58 1 16 HELIX 3 AA3 LYS A 64 ASP A 66 5 3 HELIX 4 AA4 LYS A 104 GLN A 116 1 13 HELIX 5 AA5 VAL A 117 CYS A 121 5 5 HELIX 6 AA6 SER A 150 GLY A 159 1 10 HELIX 7 AA7 PRO A 162 LYS A 185 1 24 HELIX 8 AA8 LYS A 192 SER A 194 5 3 HELIX 9 AA9 SER A 212 MET A 219 1 8 HELIX 10 AB1 SER A 231 GLY A 237 1 7 HELIX 11 AB2 SER A 241 GLY A 259 1 19 HELIX 12 AB3 ALA A 309 GLU A 320 1 12 HELIX 13 AB4 SER A 331 LEU A 342 1 12 HELIX 14 AB5 ASP A 351 VAL A 357 1 7 HELIX 15 AB6 HIS A 358 GLU A 367 1 10 HELIX 16 AB7 ASP A 370 GLY A 380 1 11 HELIX 17 AB8 ASP B 43 GLN B 58 1 16 HELIX 18 AB9 LYS B 64 ASP B 66 5 3 HELIX 19 AC1 LYS B 104 GLN B 116 1 13 HELIX 20 AC2 VAL B 117 CYS B 121 5 5 HELIX 21 AC3 SER B 150 GLY B 159 1 10 HELIX 22 AC4 PRO B 162 LYS B 185 1 24 HELIX 23 AC5 LYS B 192 SER B 194 5 3 HELIX 24 AC6 SER B 212 MET B 219 1 8 HELIX 25 AC7 SER B 231 GLN B 236 1 6 HELIX 26 AC8 SER B 241 GLY B 259 1 19 HELIX 27 AC9 ALA B 309 GLU B 320 1 12 HELIX 28 AD1 SER B 331 LEU B 342 1 12 HELIX 29 AD2 ASP B 351 VAL B 357 1 7 HELIX 30 AD3 HIS B 358 GLU B 367 1 10 HELIX 31 AD4 ASP B 370 GLY B 380 1 11 SHEET 1 AA1 5 PHE A 68 ALA A 76 0 SHEET 2 AA1 5 GLY A 80 HIS A 87 -1 O VAL A 82 N GLY A 75 SHEET 3 AA1 5 LEU A 92 HIS A 100 -1 O LEU A 98 N VAL A 81 SHEET 4 AA1 5 GLU A 138 GLU A 144 -1 O MET A 143 N ALA A 95 SHEET 5 AA1 5 PHE A 129 SER A 135 -1 N PHE A 133 O SER A 140 SHEET 1 AA2 2 ILE A 196 VAL A 198 0 SHEET 2 AA2 2 ILE A 204 LEU A 206 -1 O LYS A 205 N LEU A 197 SHEET 1 AA3 5 PHE B 68 ALA B 76 0 SHEET 2 AA3 5 GLY B 80 HIS B 87 -1 O VAL B 82 N GLY B 75 SHEET 3 AA3 5 VAL B 93 HIS B 100 -1 O ARG B 96 N PHE B 83 SHEET 4 AA3 5 GLU B 138 GLU B 144 -1 O MET B 143 N ALA B 95 SHEET 5 AA3 5 PHE B 129 SER B 135 -1 N TYR B 130 O CYS B 142 SHEET 1 AA4 2 ILE B 196 VAL B 198 0 SHEET 2 AA4 2 ILE B 204 LEU B 206 -1 O LYS B 205 N LEU B 197 LINK OD1 ASN A 195 MG MG A 402 1555 1555 2.01 LINK OD2 ASP A 208 MG MG A 402 1555 1555 2.01 LINK O2G ANP A 401 MG MG A 402 1555 1555 2.02 LINK O1B ANP A 401 MG MG A 402 1555 1555 2.12 LINK O1A ANP A 401 MG MG A 402 1555 1555 2.13 LINK MG MG A 402 O HOH A 581 1555 1555 2.13 LINK OD1 ASN B 195 MG MG B 402 1555 1555 2.05 LINK OD2 ASP B 208 MG MG B 402 1555 1555 2.10 LINK O2G ANP B 401 MG MG B 402 1555 1555 2.00 LINK O1B ANP B 401 MG MG B 402 1555 1555 2.04 LINK O1A ANP B 401 MG MG B 402 1555 1555 2.14 LINK MG MG B 402 O HOH B 549 1555 1555 2.09 CRYST1 57.640 71.650 157.810 90.00 90.00 90.00 P 21 21 21 8 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 0.017349 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013957 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006337 0.00000