HEADER SIGNALING PROTEIN 20-FEB-26 11FB TITLE STRUCTURE OF GDP-BOUND KRAS-G12C/Y96C, A SWITCH-II POCKET INHIBITOR TITLE 2 RESISTANCE MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: 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 11FB 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. 1.50 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) : 1.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.18 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 3 NUMBER OF REFLECTIONS : 31505 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.178 REMARK 3 R VALUE (WORKING SET) : 0.177 REMARK 3 FREE R VALUE : 0.200 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1574 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 30.1800 - 3.3300 1.00 2857 151 0.1557 0.1713 REMARK 3 2 3.3300 - 2.6500 1.00 2770 146 0.1719 0.2028 REMARK 3 3 2.6500 - 2.3100 1.00 2759 145 0.1618 0.1704 REMARK 3 4 2.3100 - 2.1000 1.00 2736 144 0.1562 0.1644 REMARK 3 5 2.1000 - 1.9500 0.99 2737 144 0.1573 0.2040 REMARK 3 6 1.9500 - 1.8400 1.00 2721 143 0.1971 0.2242 REMARK 3 7 1.8400 - 1.7400 1.00 2723 144 0.1977 0.2481 REMARK 3 8 1.7400 - 1.6700 1.00 2717 141 0.2153 0.2494 REMARK 3 9 1.6700 - 1.6000 1.00 2711 143 0.2421 0.2822 REMARK 3 10 1.6000 - 1.5500 0.99 2670 141 0.2942 0.3311 REMARK 3 11 1.5500 - 1.5000 0.93 2530 132 0.4149 0.4373 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) : 0.220 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 25.290 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.43 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): -26.7507 18.1123 8.0352 REMARK 3 T TENSOR REMARK 3 T11: 0.1548 T22: 0.1506 REMARK 3 T33: 0.2747 T12: -0.0026 REMARK 3 T13: -0.0013 T23: -0.0049 REMARK 3 L TENSOR REMARK 3 L11: 1.2179 L22: 0.5271 REMARK 3 L33: 0.7276 L12: -0.2138 REMARK 3 L13: -0.0757 L23: -0.0658 REMARK 3 S TENSOR REMARK 3 S11: 0.0122 S12: 0.0891 S13: 0.0062 REMARK 3 S21: -0.0659 S22: -0.0027 S23: -0.0156 REMARK 3 S31: 0.0064 S32: 0.0138 S33: -0.0114 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 11FB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-FEB-26. REMARK 100 THE DEPOSITION ID IS D_1000305329. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-MAR-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 : SSRL REMARK 200 BEAMLINE : BL12-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9795 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER2 XE 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31544 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.500 REMARK 200 RESOLUTION RANGE LOW (A) : 30.180 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : 14.90 REMARK 200 R MERGE (I) : 0.10200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 16.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.59 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.7 REMARK 200 DATA REDUNDANCY IN SHELL : 10.40 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: MORDA REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.97 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.56 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% V/V GLYCEROL ETHOXYLATE, 3% V/V REMARK 280 POLYETHYLENEIMINE, 0.1 M TRIS PH 8.5, VAPOR DIFFUSION, SITTING REMARK 280 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 46.41850 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 26.79973 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 39.72833 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 46.41850 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 26.79973 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 39.72833 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 46.41850 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 26.79973 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 39.72833 REMARK 290 SMTRY1 10 -0.500000 0.866025 0.000000 46.41850 REMARK 290 SMTRY2 10 0.866025 0.500000 0.000000 26.79973 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 39.72833 REMARK 290 SMTRY1 11 1.000000 0.000000 0.000000 46.41850 REMARK 290 SMTRY2 11 0.000000 -1.000000 0.000000 26.79973 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 39.72833 REMARK 290 SMTRY1 12 -0.500000 -0.866025 0.000000 46.41850 REMARK 290 SMTRY2 12 -0.866025 0.500000 0.000000 26.79973 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 39.72833 REMARK 290 SMTRY1 13 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 53.59947 REMARK 290 SMTRY3 13 0.000000 0.000000 1.000000 79.45667 REMARK 290 SMTRY1 14 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 14 0.866025 -0.500000 0.000000 53.59947 REMARK 290 SMTRY3 14 0.000000 0.000000 1.000000 79.45667 REMARK 290 SMTRY1 15 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 15 -0.866025 -0.500000 0.000000 53.59947 REMARK 290 SMTRY3 15 0.000000 0.000000 1.000000 79.45667 REMARK 290 SMTRY1 16 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 16 0.866025 0.500000 0.000000 53.59947 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 79.45667 REMARK 290 SMTRY1 17 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 17 0.000000 -1.000000 0.000000 53.59947 REMARK 290 SMTRY3 17 0.000000 0.000000 -1.000000 79.45667 REMARK 290 SMTRY1 18 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 18 -0.866025 0.500000 0.000000 53.59947 REMARK 290 SMTRY3 18 0.000000 0.000000 -1.000000 79.45667 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 C TRS A 203 LIES ON A SPECIAL POSITION. REMARK 375 N TRS A 203 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 340 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 359 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 395 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 413 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 481 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 495 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 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 73.20 -156.06 REMARK 500 ARG A 149 0.13 80.03 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 496 DISTANCE = 6.64 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 201 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 17 OG REMARK 620 2 GDP A 202 O2B 90.8 REMARK 620 3 HOH A 307 O 174.2 92.3 REMARK 620 4 HOH A 319 O 85.0 92.1 90.0 REMARK 620 5 HOH A 337 O 93.5 91.3 91.3 176.3 REMARK 620 6 HOH A 347 O 91.2 175.3 86.1 92.3 84.3 REMARK 620 N 1 2 3 4 5 DBREF 11FB A 1 169 UNP P01116 RASK_HUMAN 1 169 SEQADV 11FB GLY A 0 UNP P01116 EXPRESSION TAG SEQADV 11FB CYS A 12 UNP P01116 GLY 12 ENGINEERED MUTATION SEQADV 11FB CYS A 96 UNP P01116 TYR 96 ENGINEERED MUTATION SEQADV 11FB 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 HIS CYS 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 MG A 201 1 HET GDP A 202 28 HET TRS A 203 8 HETNAM MG MAGNESIUM ION HETNAM GDP GUANOSINE-5'-DIPHOSPHATE HETNAM TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL HETSYN TRS TRIS BUFFER FORMUL 2 MG MG 2+ FORMUL 3 GDP C10 H15 N5 O11 P2 FORMUL 4 TRS C4 H12 N O3 1+ FORMUL 5 HOH *196(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 LEU A 53 N LYS A 42 SHEET 3 AA1 6 THR A 2 GLY A 10 1 N THR A 2 O LEU A 52 SHEET 4 AA1 6 GLY A 77 ALA A 83 1 O LEU A 79 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 201 1555 1555 2.10 LINK MG MG A 201 O2B GDP A 202 1555 1555 2.07 LINK MG MG A 201 O HOH A 307 1555 1555 2.14 LINK MG MG A 201 O HOH A 319 1555 1555 2.07 LINK MG MG A 201 O HOH A 337 1555 1555 2.09 LINK MG MG A 201 O HOH A 347 1555 1555 2.08 CRYST1 92.837 92.837 119.185 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 0.010772 0.006219 0.000000 0.00000 SCALE2 0.000000 0.012438 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008390 0.00000 CONECT 126 1341 CONECT 1341 126 1344 1384 1396 CONECT 1341 1414 1424 CONECT 1342 1343 1344 1345 1346 CONECT 1343 1342 CONECT 1344 1341 1342 CONECT 1345 1342 CONECT 1346 1342 1347 CONECT 1347 1346 1348 1349 1350 CONECT 1348 1347 CONECT 1349 1347 CONECT 1350 1347 1351 CONECT 1351 1350 1352 CONECT 1352 1351 1353 1354 CONECT 1353 1352 1358 CONECT 1354 1352 1355 1356 CONECT 1355 1354 CONECT 1356 1354 1357 1358 CONECT 1357 1356 CONECT 1358 1353 1356 1359 CONECT 1359 1358 1360 1369 CONECT 1360 1359 1361 CONECT 1361 1360 1362 CONECT 1362 1361 1363 1369 CONECT 1363 1362 1364 1365 CONECT 1364 1363 CONECT 1365 1363 1366 CONECT 1366 1365 1367 1368 CONECT 1367 1366 CONECT 1368 1366 1369 CONECT 1369 1359 1362 1368 CONECT 1370 1371 1372 1373 1374 CONECT 1371 1370 1375 CONECT 1372 1370 1376 CONECT 1373 1370 1377 CONECT 1374 1370 CONECT 1375 1371 CONECT 1376 1372 CONECT 1377 1373 CONECT 1384 1341 CONECT 1396 1341 CONECT 1414 1341 CONECT 1424 1341 MASTER 344 0 3 6 6 0 0 6 1545 1 43 14 END