HEADER HYDROLASE 23-DEC-22 8FMK TITLE CRYSTAL STRUCTURE OF HUMAN KRAS WITH EXTENDED SWITCH I LOOP 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 BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS CANCER, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR R.BRENNER,A.LANDGRAF,G.GONZALEZ-GUTIERREZ,K.BUM-ERDENE,S.O.MEROUEH REVDAT 2 06-DEC-23 8FMK 1 JRNL REVDAT 1 22-NOV-23 8FMK 0 JRNL AUTH R.J.BRENNER,A.D.LANDGRAF,K.BUM-ERDENE,G.GONZALEZ-GUTIERREZ, JRNL AUTH 2 S.O.MEROUEH JRNL TITL CRYSTAL PACKING REVEALS A POTENTIAL AUTOINHIBITED KRAS DIMER JRNL TITL 2 INTERFACE AND A STRATEGY FOR SMALL-MOLECULE INHIBITION OF JRNL TITL 3 RAS SIGNALING. JRNL REF BIOCHEMISTRY V. 62 3206 2023 JRNL REFN ISSN 0006-2960 JRNL PMID 37938120 JRNL DOI 10.1021/ACS.BIOCHEM.3C00378 REMARK 2 REMARK 2 RESOLUTION. 1.48 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.19.2_4158 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.48 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 42.12 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 24791 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.200 REMARK 3 R VALUE (WORKING SET) : 0.198 REMARK 3 FREE R VALUE : 0.237 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.090 REMARK 3 FREE R VALUE TEST SET COUNT : 1262 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 42.1200 - 3.0800 1.00 2779 149 0.1875 0.2139 REMARK 3 2 3.0800 - 2.4400 1.00 2677 138 0.1801 0.2064 REMARK 3 3 2.4400 - 2.1300 0.99 2611 143 0.1862 0.2481 REMARK 3 4 2.1300 - 1.9400 1.00 2619 134 0.1872 0.2311 REMARK 3 5 1.9400 - 1.8000 1.00 2594 143 0.2087 0.2458 REMARK 3 6 1.8000 - 1.6900 1.00 2593 130 0.2287 0.2840 REMARK 3 7 1.6900 - 1.6100 1.00 2567 146 0.2416 0.2773 REMARK 3 8 1.6100 - 1.5400 1.00 2561 149 0.2444 0.2987 REMARK 3 9 1.5400 - 1.4800 0.97 2528 130 0.2683 0.3348 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) : 0.165 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.882 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 14.45 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.35 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 : 0.004 1470 REMARK 3 ANGLE : 0.818 1990 REMARK 3 CHIRALITY : 0.062 218 REMARK 3 PLANARITY : 0.005 254 REMARK 3 DIHEDRAL : 0.000 0 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 6 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND (RESID -6 THROUGH 24 ) REMARK 3 ORIGIN FOR THE GROUP (A): 12.1913 -2.9832 -4.0235 REMARK 3 T TENSOR REMARK 3 T11: 0.1380 T22: 0.1311 REMARK 3 T33: 0.1231 T12: 0.0141 REMARK 3 T13: -0.0157 T23: 0.0465 REMARK 3 L TENSOR REMARK 3 L11: 2.4101 L22: 3.2827 REMARK 3 L33: 6.2537 L12: 0.5625 REMARK 3 L13: 1.6849 L23: 3.0561 REMARK 3 S TENSOR REMARK 3 S11: 0.0449 S12: -0.2345 S13: -0.0774 REMARK 3 S21: 0.4728 S22: 0.1326 S23: -0.2135 REMARK 3 S31: 0.4005 S32: 0.0911 S33: -0.1788 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 25 THROUGH 37 ) REMARK 3 ORIGIN FOR THE GROUP (A): 15.2608 -18.1062 -5.8110 REMARK 3 T TENSOR REMARK 3 T11: 0.4784 T22: 0.5507 REMARK 3 T33: 0.2976 T12: 0.0327 REMARK 3 T13: -0.0290 T23: 0.0478 REMARK 3 L TENSOR REMARK 3 L11: 6.9507 L22: 3.0013 REMARK 3 L33: 0.7647 L12: -4.5740 REMARK 3 L13: 2.3089 L23: -1.5180 REMARK 3 S TENSOR REMARK 3 S11: 0.8715 S12: 1.5960 S13: -0.0362 REMARK 3 S21: -0.8056 S22: -0.5863 S23: 0.2402 REMARK 3 S31: 0.7656 S32: 0.1366 S33: -0.2589 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 38 THROUGH 74 ) REMARK 3 ORIGIN FOR THE GROUP (A): 8.6375 -3.8382 -2.9771 REMARK 3 T TENSOR REMARK 3 T11: 0.1508 T22: 0.1286 REMARK 3 T33: 0.0822 T12: 0.0220 REMARK 3 T13: 0.0348 T23: 0.0347 REMARK 3 L TENSOR REMARK 3 L11: 6.8579 L22: 3.6688 REMARK 3 L33: 2.5666 L12: 1.3581 REMARK 3 L13: -0.5635 L23: -0.1862 REMARK 3 S TENSOR REMARK 3 S11: 0.0721 S12: -0.2849 S13: -0.4645 REMARK 3 S21: 0.0791 S22: -0.0548 S23: 0.1214 REMARK 3 S31: 0.2431 S32: -0.2155 S33: -0.0408 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 75 THROUGH 151 ) REMARK 3 ORIGIN FOR THE GROUP (A): 6.4046 -0.5843 -19.7747 REMARK 3 T TENSOR REMARK 3 T11: 0.0726 T22: 0.1459 REMARK 3 T33: 0.0832 T12: -0.0154 REMARK 3 T13: -0.0004 T23: 0.0060 REMARK 3 L TENSOR REMARK 3 L11: 1.9040 L22: 2.9530 REMARK 3 L33: 2.9458 L12: -0.8314 REMARK 3 L13: -0.6811 L23: 1.8458 REMARK 3 S TENSOR REMARK 3 S11: 0.0433 S12: 0.2794 S13: -0.0269 REMARK 3 S21: -0.2294 S22: 0.0067 S23: -0.0526 REMARK 3 S31: -0.0593 S32: -0.0162 S33: -0.0305 REMARK 3 TLS GROUP : 5 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 152 THROUGH 168 ) REMARK 3 ORIGIN FOR THE GROUP (A): 15.4196 6.0379 -9.2784 REMARK 3 T TENSOR REMARK 3 T11: 0.0832 T22: 0.1744 REMARK 3 T33: 0.1222 T12: -0.0076 REMARK 3 T13: 0.0191 T23: 0.0179 REMARK 3 L TENSOR REMARK 3 L11: 7.8362 L22: 2.0133 REMARK 3 L33: 8.1767 L12: -3.6565 REMARK 3 L13: -2.2510 L23: 6.4291 REMARK 3 S TENSOR REMARK 3 S11: 0.1153 S12: -0.2030 S13: 0.2283 REMARK 3 S21: -0.1050 S22: 0.2402 S23: -0.4310 REMARK 3 S31: -0.2444 S32: 0.0994 S33: -0.3321 REMARK 3 TLS GROUP : 6 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 169 THROUGH 169 ) REMARK 3 ORIGIN FOR THE GROUP (A): 8.9796 18.0664 -5.8075 REMARK 3 T TENSOR REMARK 3 T11: 0.4243 T22: 0.4822 REMARK 3 T33: 0.3701 T12: 0.1410 REMARK 3 T13: -0.1143 T23: -0.0170 REMARK 3 L TENSOR REMARK 3 L11: 2.0000 L22: 2.0001 REMARK 3 L33: 2.0000 L12: 8.0619 REMARK 3 L13: 2.0000 L23: 2.0000 REMARK 3 S TENSOR REMARK 3 S11: 1.2498 S12: 0.7749 S13: -0.2236 REMARK 3 S21: -2.6385 S22: -0.6205 S23: 2.7582 REMARK 3 S31: 0.6235 S32: -1.1586 S33: -0.6249 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 8FMK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-JAN-23. REMARK 100 THE DEPOSITION ID IS D_1000270918. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-NOV-20 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 : ALS REMARK 200 BEAMLINE : 4.2.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00003 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CMOS REMARK 200 DETECTOR MANUFACTURER : RDI CMOS_8M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24873 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.480 REMARK 200 RESOLUTION RANGE LOW (A) : 47.650 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 6.700 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06900 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 18.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.48 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.51 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.0 REMARK 200 DATA REDUNDANCY IN SHELL : 5.20 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.91000 REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.600 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: 5US4 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 30.95 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.78 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: (NH)4CL 0.2 M PEG3350 20-24%, VAPOR REMARK 280 DIFFUSION, SITTING 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 16.82150 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 45.05050 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 23.82650 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 45.05050 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 16.82150 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 23.82650 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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 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 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O HOH A 355 O HOH A 455 1.97 REMARK 500 O HOH A 393 O HOH A 484 2.03 REMARK 500 O HOH A 392 O HOH A 460 2.06 REMARK 500 O HOH A 452 O HOH A 472 2.07 REMARK 500 O HOH A 422 O HOH A 428 2.13 REMARK 500 OE1 GLN A 99 O HOH A 301 2.15 REMARK 500 OE1 GLN A 70 O HOH A 302 2.16 REMARK 500 O HOH A 491 O HOH A 493 2.17 REMARK 500 O HOH A 352 O HOH A 461 2.19 REMARK 500 REMARK 500 REMARK: NULL 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 HIS A -1 -116.69 56.07 REMARK 500 THR A 35 -6.59 72.37 REMARK 500 LYS A 117 34.04 73.34 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 493 DISTANCE = 5.98 ANGSTROMS REMARK 525 HOH A 494 DISTANCE = 6.03 ANGSTROMS REMARK 525 HOH A 495 DISTANCE = 6.30 ANGSTROMS REMARK 525 HOH A 496 DISTANCE = 8.02 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 O2B 92.1 REMARK 620 3 HOH A 325 O 88.4 91.0 REMARK 620 4 HOH A 330 O 177.7 89.8 90.3 REMARK 620 5 HOH A 365 O 93.1 90.6 177.7 88.1 REMARK 620 6 HOH A 388 O 86.3 176.8 91.7 91.8 86.7 REMARK 620 N 1 2 3 4 5 DBREF 8FMK A 1 169 UNP P01116 RASK_HUMAN 1 169 SEQADV 8FMK MET A -6 UNP P01116 INITIATING METHIONINE SEQADV 8FMK HIS A -5 UNP P01116 EXPRESSION TAG SEQADV 8FMK HIS A -4 UNP P01116 EXPRESSION TAG SEQADV 8FMK HIS A -3 UNP P01116 EXPRESSION TAG SEQADV 8FMK HIS A -2 UNP P01116 EXPRESSION TAG SEQADV 8FMK HIS A -1 UNP P01116 EXPRESSION TAG SEQADV 8FMK HIS A 0 UNP P01116 EXPRESSION TAG SEQADV 8FMK ASP A 12 UNP P01116 GLY 12 VARIANT SEQADV 8FMK SER A 118 UNP P01116 CYS 118 ENGINEERED MUTATION SEQRES 1 A 176 MET HIS HIS HIS HIS HIS HIS MET THR GLU TYR LYS LEU SEQRES 2 A 176 VAL VAL VAL GLY ALA ASP GLY VAL GLY LYS SER ALA LEU SEQRES 3 A 176 THR ILE GLN LEU ILE GLN ASN HIS PHE VAL ASP GLU TYR SEQRES 4 A 176 ASP PRO THR ILE GLU ASP SER TYR ARG LYS GLN VAL VAL SEQRES 5 A 176 ILE ASP GLY GLU THR CYS LEU LEU ASP ILE LEU ASP THR SEQRES 6 A 176 ALA GLY GLN GLU GLU TYR SER ALA MET ARG ASP GLN TYR SEQRES 7 A 176 MET ARG THR GLY GLU GLY PHE LEU CYS VAL PHE ALA ILE SEQRES 8 A 176 ASN ASN THR LYS SER PHE GLU ASP ILE HIS HIS TYR ARG SEQRES 9 A 176 GLU GLN ILE LYS ARG VAL LYS ASP SER GLU ASP VAL PRO SEQRES 10 A 176 MET VAL LEU VAL GLY ASN LYS SER ASP LEU PRO SER ARG SEQRES 11 A 176 THR VAL ASP THR LYS GLN ALA GLN ASP LEU ALA ARG SER SEQRES 12 A 176 TYR GLY ILE PRO PHE ILE GLU THR SER ALA LYS THR ARG SEQRES 13 A 176 GLN GLY VAL ASP ASP ALA PHE TYR THR LEU VAL ARG GLU SEQRES 14 A 176 ILE ARG LYS HIS LYS GLU LYS HET GDP A 201 40 HET MG A 202 1 HET CL A 203 1 HET CL A 204 1 HETNAM GDP GUANOSINE-5'-DIPHOSPHATE HETNAM MG MAGNESIUM ION HETNAM CL CHLORIDE ION FORMUL 2 GDP C10 H15 N5 O11 P2 FORMUL 3 MG MG 2+ FORMUL 4 CL 2(CL 1-) FORMUL 6 HOH *196(H2 O) HELIX 1 AA1 GLY A 15 GLN A 25 1 11 HELIX 2 AA2 MET A 67 GLY A 75 1 9 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 GLU A 168 1 18 SHEET 1 AA1 4 HIS A -4 HIS A -2 0 SHEET 2 AA1 4 MET A 1 GLY A 10 -1 O GLU A 3 N HIS A -4 SHEET 3 AA1 4 GLU A 49 ASP A 57 1 O LEU A 56 N VAL A 8 SHEET 4 AA1 4 ASP A 38 ILE A 46 -1 N TYR A 40 O ILE A 55 SHEET 1 AA2 5 HIS A -4 HIS A -2 0 SHEET 2 AA2 5 MET A 1 GLY A 10 -1 O GLU A 3 N HIS A -4 SHEET 3 AA2 5 GLY A 77 ALA A 83 1 O LEU A 79 N VAL A 9 SHEET 4 AA2 5 MET A 111 ASN A 116 1 O ASN A 116 N PHE A 82 SHEET 5 AA2 5 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 2.02 LINK O2B GDP A 201 MG MG A 202 1555 1555 2.02 LINK MG MG A 202 O HOH A 325 1555 1555 2.07 LINK MG MG A 202 O HOH A 330 1555 1555 2.06 LINK MG MG A 202 O HOH A 365 1555 1555 2.06 LINK MG MG A 202 O HOH A 388 1555 1555 2.08 CRYST1 33.643 47.653 90.101 90.00 90.00 90.00 P 21 21 21 4 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 0.029724 0.000000 0.000000 0.00000 SCALE2 0.000000 0.020985 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011099 0.00000