HEADER SIGNALING PROTEIN 19-FEB-26 11ES TITLE STRUCTURE OF GDP-BOUND KRAS-G12C/H95Q, A SWITCH-II POCKET INHIBITOR TITLE 2 RESISTANCE MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: ISOFORM 2B OF GTPASE KRAS; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: K-RAS 2,KI-RAS,C-K-RAS,C-KI-RAS; COMPND 5 EC: 3.6.5.2; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: KRAS, KRAS2, RASK2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS RAS, ONCOGENIC MUTATION, DRUG RESISTANCE, SIGNALING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR M.J.WHITLEY,D.K.SIMANSHU REVDAT 1 07-OCT-26 11ES 0 JRNL AUTH M.J.WHITLEY,M.DYBA,M.CHAKRABARTI,B.P.SMITH,A.H.CHAN, JRNL AUTH 2 J.P.DENSON,S.A.MESSING,K.LIN,G.CORNILESCU,T.E.BALIUS, JRNL AUTH 3 D.V.NISSLEY,F.MCCORMICK,A.E.MACIAG,D.K.SIMANSHU JRNL TITL STRUCTURAL MECHANISMS UNDERLYING RESISTANCE TO SWITCH-II JRNL TITL 2 POCKET INHIBITORS IN KRAS JRNL REF NAT COMMUN 2026 JRNL REFN ESSN 2041-1723 JRNL DOI 10.1038/S41467-026-78133-4 REMARK 2 REMARK 2 RESOLUTION. 1.35 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.21.2_5419 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) : 1.35 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.83 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 45897 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.185 REMARK 3 R VALUE (WORKING SET) : 0.184 REMARK 3 FREE R VALUE : 0.213 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2295 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 30.8300 - 3.4000 1.00 2850 150 0.1638 0.1775 REMARK 3 2 3.4000 - 2.7000 1.00 2784 146 0.1772 0.2191 REMARK 3 3 2.7000 - 2.3600 1.00 2742 144 0.1664 0.2037 REMARK 3 4 2.3600 - 2.1400 1.00 2735 145 0.1605 0.1975 REMARK 3 5 2.1400 - 1.9900 1.00 2734 143 0.1610 0.1895 REMARK 3 6 1.9900 - 1.8700 1.00 2720 144 0.1697 0.1805 REMARK 3 7 1.8700 - 1.7800 1.00 2703 142 0.1716 0.2465 REMARK 3 8 1.7800 - 1.7000 1.00 2705 142 0.1805 0.2042 REMARK 3 9 1.7000 - 1.6400 1.00 2736 144 0.2033 0.2530 REMARK 3 10 1.6400 - 1.5800 1.00 2693 142 0.2336 0.2965 REMARK 3 11 1.5800 - 1.5300 1.00 2696 142 0.2915 0.3329 REMARK 3 12 1.5300 - 1.4900 1.00 2710 142 0.3513 0.3600 REMARK 3 13 1.4900 - 1.4500 1.00 2681 142 0.3914 0.4133 REMARK 3 14 1.4500 - 1.4100 1.00 2715 143 0.4308 0.4193 REMARK 3 15 1.4100 - 1.3800 1.00 2691 142 0.4818 0.4659 REMARK 3 16 1.3800 - 1.3500 1.00 2707 142 0.5360 0.5850 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 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) : 0.280 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 31.010 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.63 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 : NULL NULL REMARK 3 ANGLE : NULL NULL REMARK 3 CHIRALITY : NULL NULL REMARK 3 PLANARITY : NULL NULL REMARK 3 DIHEDRAL : NULL NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ALL REMARK 3 ORIGIN FOR THE GROUP (A): 30.3454 13.7874 8.3494 REMARK 3 T TENSOR REMARK 3 T11: 0.2748 T22: 0.2660 REMARK 3 T33: 0.2175 T12: -0.0048 REMARK 3 T13: -0.0043 T23: 0.0192 REMARK 3 L TENSOR REMARK 3 L11: 2.2486 L22: 2.6401 REMARK 3 L33: 1.5826 L12: 0.4590 REMARK 3 L13: -0.1781 L23: 0.7110 REMARK 3 S TENSOR REMARK 3 S11: 0.0197 S12: 0.1058 S13: 0.0489 REMARK 3 S21: -0.1216 S22: -0.0368 S23: -0.0057 REMARK 3 S31: 0.0612 S32: -0.1205 S33: 0.0312 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 11ES COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 20-FEB-26. REMARK 100 THE DEPOSITION ID IS D_1000305311. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-JUN-25 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 : NSLS-II REMARK 200 BEAMLINE : 17-ID-2 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 : SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 45930 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.350 REMARK 200 RESOLUTION RANGE LOW (A) : 30.830 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 19.80 REMARK 200 R MERGE (I) : 0.09400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.35 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.38 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.8 REMARK 200 DATA REDUNDANCY IN SHELL : 17.70 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: EPMR 16.07.1 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.45 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.70 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.6 M POTASSIUM SODIUM TARTRATE, 0.1 M REMARK 280 MES PH 6.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z REMARK 290 6555 -X,-X+Y,-Z REMARK 290 7555 X+2/3,Y+1/3,Z+1/3 REMARK 290 8555 -Y+2/3,X-Y+1/3,Z+1/3 REMARK 290 9555 -X+Y+2/3,-X+1/3,Z+1/3 REMARK 290 10555 Y+2/3,X+1/3,-Z+1/3 REMARK 290 11555 X-Y+2/3,-Y+1/3,-Z+1/3 REMARK 290 12555 -X+2/3,-X+Y+1/3,-Z+1/3 REMARK 290 13555 X+1/3,Y+2/3,Z+2/3 REMARK 290 14555 -Y+1/3,X-Y+2/3,Z+2/3 REMARK 290 15555 -X+Y+1/3,-X+2/3,Z+2/3 REMARK 290 16555 Y+1/3,X+2/3,-Z+2/3 REMARK 290 17555 X-Y+1/3,-Y+2/3,-Z+2/3 REMARK 290 18555 -X+1/3,-X+Y+2/3,-Z+2/3 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 0.00000 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 0.00000 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 0.00000 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 0.00000 REMARK 290 SMTRY1 7 1.000000 0.000000 0.000000 47.11400 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 27.20128 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 40.77200 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 47.11400 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 27.20128 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 40.77200 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 47.11400 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 27.20128 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 40.77200 REMARK 290 SMTRY1 10 -0.500000 0.866025 0.000000 47.11400 REMARK 290 SMTRY2 10 0.866025 0.500000 0.000000 27.20128 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 40.77200 REMARK 290 SMTRY1 11 1.000000 0.000000 0.000000 47.11400 REMARK 290 SMTRY2 11 0.000000 -1.000000 0.000000 27.20128 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 40.77200 REMARK 290 SMTRY1 12 -0.500000 -0.866025 0.000000 47.11400 REMARK 290 SMTRY2 12 -0.866025 0.500000 0.000000 27.20128 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 40.77200 REMARK 290 SMTRY1 13 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 54.40256 REMARK 290 SMTRY3 13 0.000000 0.000000 1.000000 81.54400 REMARK 290 SMTRY1 14 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 14 0.866025 -0.500000 0.000000 54.40256 REMARK 290 SMTRY3 14 0.000000 0.000000 1.000000 81.54400 REMARK 290 SMTRY1 15 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 15 -0.866025 -0.500000 0.000000 54.40256 REMARK 290 SMTRY3 15 0.000000 0.000000 1.000000 81.54400 REMARK 290 SMTRY1 16 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 16 0.866025 0.500000 0.000000 54.40256 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 81.54400 REMARK 290 SMTRY1 17 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 17 0.000000 -1.000000 0.000000 54.40256 REMARK 290 SMTRY3 17 0.000000 0.000000 -1.000000 81.54400 REMARK 290 SMTRY1 18 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 18 -0.866025 0.500000 0.000000 54.40256 REMARK 290 SMTRY3 18 0.000000 0.000000 -1.000000 81.54400 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 372 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 418 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 443 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 452 LIES ON A SPECIAL POSITION. 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 GLY A 0 REMARK 465 GLN A 61 REMARK 465 GLU A 62 REMARK 465 GLU A 63 REMARK 465 TYR A 64 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 31 59.18 -150.02 REMARK 500 ASP A 33 114.99 -39.00 REMARK 500 ASP A 108 79.30 -119.99 REMARK 500 LYS A 117 34.37 71.27 REMARK 500 SER A 122 44.10 -90.72 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 452 DISTANCE = 5.96 ANGSTROMS 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 202 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 17 OG REMARK 620 2 GDP A 201 O3B 91.4 REMARK 620 3 HOH A 315 O 90.5 85.9 REMARK 620 4 HOH A 318 O 173.3 88.2 96.2 REMARK 620 5 HOH A 320 O 84.4 94.5 174.9 88.9 REMARK 620 6 HOH A 352 O 92.0 170.3 84.9 89.5 94.9 REMARK 620 N 1 2 3 4 5 DBREF 11ES A 1 169 UNP P01116 RASK_HUMAN 1 169 SEQADV 11ES GLY A 0 UNP P01116 EXPRESSION TAG SEQADV 11ES CYS A 12 UNP P01116 GLY 12 ENGINEERED MUTATION SEQADV 11ES GLN A 95 UNP P01116 HIS 95 ENGINEERED MUTATION SEQADV 11ES SER A 118 UNP P01116 CYS 118 ENGINEERED MUTATION SEQRES 1 A 170 GLY MET THR GLU TYR LYS LEU VAL VAL VAL GLY ALA CYS SEQRES 2 A 170 GLY VAL GLY LYS SER ALA LEU THR ILE GLN LEU ILE GLN SEQRES 3 A 170 ASN HIS PHE VAL ASP GLU TYR ASP PRO THR ILE GLU ASP SEQRES 4 A 170 SER TYR ARG LYS GLN VAL VAL ILE ASP GLY GLU THR CYS SEQRES 5 A 170 LEU LEU ASP ILE LEU ASP THR ALA GLY GLN GLU GLU TYR SEQRES 6 A 170 SER ALA MET ARG ASP GLN TYR MET ARG THR GLY GLU GLY SEQRES 7 A 170 PHE LEU CYS VAL PHE ALA ILE ASN ASN THR LYS SER PHE SEQRES 8 A 170 GLU ASP ILE HIS GLN TYR ARG GLU GLN ILE LYS ARG VAL SEQRES 9 A 170 LYS ASP SER GLU ASP VAL PRO MET VAL LEU VAL GLY ASN SEQRES 10 A 170 LYS SER ASP LEU PRO SER ARG THR VAL ASP THR LYS GLN SEQRES 11 A 170 ALA GLN ASP LEU ALA ARG SER TYR GLY ILE PRO PHE ILE SEQRES 12 A 170 GLU THR SER ALA LYS THR ARG GLN GLY VAL ASP ASP ALA SEQRES 13 A 170 PHE TYR THR LEU VAL ARG GLU ILE ARG LYS HIS LYS GLU SEQRES 14 A 170 LYS HET GDP A 201 38 HET MG A 202 1 HETNAM GDP GUANOSINE-5'-DIPHOSPHATE HETNAM MG MAGNESIUM ION FORMUL 2 GDP C10 H15 N5 O11 P2 FORMUL 3 MG MG 2+ FORMUL 4 HOH *152(H2 O) HELIX 1 AA1 GLY A 15 ASN A 26 1 12 HELIX 2 AA2 ALA A 66 GLY A 75 1 10 HELIX 3 AA3 ASN A 86 ASP A 92 1 7 HELIX 4 AA4 ASP A 92 ASP A 105 1 14 HELIX 5 AA5 ASP A 126 GLY A 138 1 13 HELIX 6 AA6 GLY A 151 LYS A 167 1 17 SHEET 1 AA1 6 ASP A 38 ILE A 46 0 SHEET 2 AA1 6 GLU A 49 ASP A 57 -1 O ILE A 55 N TYR A 40 SHEET 3 AA1 6 GLU A 3 GLY A 10 1 N VAL A 8 O LEU A 56 SHEET 4 AA1 6 GLY A 77 ALA A 83 1 O VAL A 81 N VAL A 9 SHEET 5 AA1 6 MET A 111 ASN A 116 1 O ASN A 116 N PHE A 82 SHEET 6 AA1 6 PHE A 141 GLU A 143 1 O ILE A 142 N LEU A 113 LINK OG SER A 17 MG MG A 202 1555 1555 2.15 LINK O3B GDP A 201 MG MG A 202 1555 1555 2.08 LINK MG MG A 202 O HOH A 315 1555 1555 2.14 LINK MG MG A 202 O HOH A 318 1555 1555 2.13 LINK MG MG A 202 O HOH A 320 1555 1555 2.01 LINK MG MG A 202 O HOH A 352 1555 1555 2.07 CRYST1 94.228 94.228 122.316 90.00 90.00 120.00 H 3 2 18 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 0.010613 0.006127 0.000000 0.00000 SCALE2 0.000000 0.012254 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008176 0.00000 CONECT 262 2742 CONECT 2704 2705 2706 2707 2708 CONECT 2705 2704 CONECT 2706 2704 CONECT 2707 2704 2742 CONECT 2708 2704 2709 CONECT 2709 2708 2710 2711 2712 CONECT 2710 2709 CONECT 2711 2709 CONECT 2712 2709 2713 CONECT 2713 2712 2714 CONECT 2714 2713 2715 2716 2732 CONECT 2715 2714 2720 CONECT 2716 2714 2717 2718 2733 CONECT 2717 2716 2734 CONECT 2718 2716 2719 2720 2735 CONECT 2719 2718 2736 CONECT 2720 2715 2718 2721 2737 CONECT 2721 2720 2722 2731 CONECT 2722 2721 2723 2738 CONECT 2723 2722 2724 CONECT 2724 2723 2725 2731 CONECT 2725 2724 2726 2727 CONECT 2726 2725 CONECT 2727 2725 2728 2739 CONECT 2728 2727 2729 2730 CONECT 2729 2728 2740 2741 CONECT 2730 2728 2731 CONECT 2731 2721 2724 2730 CONECT 2732 2714 CONECT 2733 2716 CONECT 2734 2717 CONECT 2735 2718 CONECT 2736 2719 CONECT 2737 2720 CONECT 2738 2722 CONECT 2739 2727 CONECT 2740 2729 CONECT 2741 2729 CONECT 2742 262 2707 2757 2760 CONECT 2742 2762 2794 CONECT 2757 2742 CONECT 2760 2742 CONECT 2762 2742 CONECT 2794 2742 MASTER 348 0 2 6 6 0 0 6 1493 1 45 14 END