HEADER HYDROLASE 02-SEP-22 8ECR TITLE KRAS4B WT 1-185 BOUND TO GDP-MG2+ COMPND MOL_ID: 1; COMPND 2 MOLECULE: GTPASE KRAS; COMPND 3 CHAIN: A, B; 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 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 SMALL GTPASE, WILD TYPE KRAS, ONCOPROTEIN, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR L.BETTS,K.L.ROSSMAN REVDAT 3 27-SEP-23 8ECR 1 SEQADV REVDAT 2 20-SEP-23 8ECR 1 TITLE COMPND SOURCE AUTHOR REVDAT 2 2 1 JRNL REMARK DBREF SEQADV REVDAT 2 3 1 SEQRES REVDAT 1 06-SEP-23 8ECR 0 JRNL AUTH L.BETTS,K.L.ROSSMAN JRNL TITL KRAS4B WT 1-185 BOUND TO GDP-MG2+ JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.42 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.19.1_4122 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) : 1.42 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 42.16 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 18.190 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.4 REMARK 3 NUMBER OF REFLECTIONS : 61030 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.165 REMARK 3 R VALUE (WORKING SET) : 0.147 REMARK 3 FREE R VALUE : 0.169 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 3.330 REMARK 3 FREE R VALUE TEST SET COUNT : 2034 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 42.1600 - 3.4200 0.97 4353 143 0.1152 0.1716 REMARK 3 2 3.4200 - 2.7200 0.97 4311 144 0.1245 0.1405 REMARK 3 3 2.7200 - 2.3700 0.97 4318 156 0.1406 0.1577 REMARK 3 4 2.3700 - 2.1600 0.97 4356 137 0.1618 0.1805 REMARK 3 5 2.1600 - 2.0000 0.97 4297 142 0.1730 0.1964 REMARK 3 6 2.0000 - 1.8800 0.97 4323 156 0.1975 0.2053 REMARK 3 7 1.8800 - 1.7900 0.97 4356 150 0.2135 0.2605 REMARK 3 8 1.7900 - 1.7100 0.97 4329 145 0.2272 0.2857 REMARK 3 9 1.7100 - 1.6500 0.97 4328 144 0.2401 0.2731 REMARK 3 10 1.6500 - 1.5900 0.97 4301 144 0.2597 0.2610 REMARK 3 11 1.5900 - 1.5400 0.97 4326 140 0.2729 0.2433 REMARK 3 12 1.5400 - 1.4900 0.95 4278 152 0.2839 0.2622 REMARK 3 13 1.4900 - 1.4600 0.88 3977 136 0.3059 0.2972 REMARK 3 14 1.4600 - 1.4200 0.71 3178 110 0.3224 0.3604 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) : NULL REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 28.039 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.62 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 : 0.009 2714 REMARK 3 ANGLE : 1.021 3672 REMARK 3 CHIRALITY : 0.068 415 REMARK 3 PLANARITY : 0.008 466 REMARK 3 DIHEDRAL : 17.014 1017 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 8ECR COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-SEP-22. REMARK 100 THE DEPOSITION ID IS D_1000268196. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-JUN-17 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 2M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS 0.5.32 (AIMLESS) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 61036 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.420 REMARK 200 RESOLUTION RANGE LOW (A) : 42.160 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.4 REMARK 200 DATA REDUNDANCY : 4.400 REMARK 200 R MERGE (I) : 0.04200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 18.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.42 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.44 REMARK 200 COMPLETENESS FOR SHELL (%) : 70.7 REMARK 200 DATA REDUNDANCY IN SHELL : 1.60 REMARK 200 R MERGE FOR SHELL (I) : 0.70000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: 4OBE REMARK 200 REMARK 200 REMARK: CHUNKS HEXAGONAL-MORPHOLOGY REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.92 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.15 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG8000, 200 MM MAGNESIUM REMARK 280 CHLORIDE, 100 MM TRIS-HCL PH 8.5, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 3 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 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 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 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 559 LIES ON A SPECIAL POSITION. REMARK 375 HOH B 559 LIES ON A SPECIAL POSITION. REMARK 375 HOH B 562 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 LYS A 172 REMARK 465 ASP A 173 REMARK 465 GLY A 174 REMARK 465 LYS A 175 REMARK 465 LYS A 176 REMARK 465 LYS A 177 REMARK 465 LYS A 178 REMARK 465 LYS A 179 REMARK 465 LYS A 180 REMARK 465 SER A 181 REMARK 465 LYS A 182 REMARK 465 THR A 183 REMARK 465 LYS A 184 REMARK 465 SER A 185 REMARK 465 GLN B 61 REMARK 465 GLU B 62 REMARK 465 GLU B 63 REMARK 465 TYR B 64 REMARK 465 SER B 65 REMARK 465 ALA B 66 REMARK 465 MET B 67 REMARK 465 ARG B 68 REMARK 465 ASP B 69 REMARK 465 GLN B 70 REMARK 465 SER B 171 REMARK 465 LYS B 172 REMARK 465 ASP B 173 REMARK 465 GLY B 174 REMARK 465 LYS B 175 REMARK 465 LYS B 176 REMARK 465 LYS B 177 REMARK 465 LYS B 178 REMARK 465 LYS B 179 REMARK 465 LYS B 180 REMARK 465 SER B 181 REMARK 465 LYS B 182 REMARK 465 THR B 183 REMARK 465 LYS B 184 REMARK 465 SER B 185 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 MET A 1 CG SD CE REMARK 470 GLU A 62 CG CD OE1 OE2 REMARK 470 TYR A 64 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 GLN A 70 CG CD OE1 NE2 REMARK 470 LYS A 128 CG CD CE NZ REMARK 470 LYS B 128 CG CD CE NZ 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 GLN A 70 HG1 THR A 74 1.44 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 ASP A 33 119.02 -38.34 REMARK 500 LYS A 117 31.57 72.61 REMARK 500 ASP B 33 113.86 -33.97 REMARK 500 ARG B 149 -3.22 84.53 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 301 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 17 OG REMARK 620 2 GDP A 302 O2B 92.6 REMARK 620 3 HOH A 432 O 88.6 88.4 REMARK 620 4 HOH A 436 O 176.0 87.6 95.4 REMARK 620 5 HOH A 440 O 84.9 93.8 173.3 91.0 REMARK 620 6 HOH A 453 O 89.5 174.9 86.9 90.7 91.1 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 301 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER B 17 OG REMARK 620 2 GDP B 302 O3B 94.3 REMARK 620 3 HOH B 419 O 90.9 84.9 REMARK 620 4 HOH B 420 O 87.5 92.2 176.6 REMARK 620 5 HOH B 443 O 176.9 85.9 92.2 89.4 REMARK 620 6 HOH B 458 O 88.3 173.4 88.9 94.0 91.8 REMARK 620 N 1 2 3 4 5 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 8ED2 RELATED DB: PDB REMARK 900 8ED2 CONTAINS THE SAME PROTEIN WITH A A146T MUTATION BOUND TO GNP REMARK 900 AND MG2+ REMARK 900 RELATED ID: 8EDY RELATED DB: PDB REMARK 900 8EDY CONTAINS THE SAME PROTEIN WITH A A146T MUTATION BOUND TO GDP REMARK 900 RELATED ID: 8EER RELATED DB: PDB REMARK 900 8EER CONTAINS THE SAME PROTEIN WITH A A146V MUTATION BOUND TO GDP DBREF 8ECR A 1 185 UNP P01116 RASK_HUMAN 1 185 DBREF 8ECR B 1 185 UNP P01116 RASK_HUMAN 1 185 SEQADV 8ECR SER A 185 UNP P01116 CYS 185 ENGINEERED MUTATION SEQADV 8ECR SER B 185 UNP P01116 CYS 185 ENGINEERED MUTATION SEQRES 1 A 185 MET THR GLU TYR LYS LEU VAL VAL VAL GLY ALA GLY GLY SEQRES 2 A 185 VAL GLY LYS SER ALA LEU THR ILE GLN LEU ILE GLN ASN SEQRES 3 A 185 HIS PHE VAL ASP GLU TYR ASP PRO THR ILE GLU ASP SER SEQRES 4 A 185 TYR ARG LYS GLN VAL VAL ILE ASP GLY GLU THR CYS LEU SEQRES 5 A 185 LEU ASP ILE LEU ASP THR ALA GLY GLN GLU GLU TYR SER SEQRES 6 A 185 ALA MET ARG ASP GLN TYR MET ARG THR GLY GLU GLY PHE SEQRES 7 A 185 LEU CYS VAL PHE ALA ILE ASN ASN THR LYS SER PHE GLU SEQRES 8 A 185 ASP ILE HIS HIS TYR ARG GLU GLN ILE LYS ARG VAL LYS SEQRES 9 A 185 ASP SER GLU ASP VAL PRO MET VAL LEU VAL GLY ASN LYS SEQRES 10 A 185 CYS ASP LEU PRO SER ARG THR VAL ASP THR LYS GLN ALA SEQRES 11 A 185 GLN ASP LEU ALA ARG SER TYR GLY ILE PRO PHE ILE GLU SEQRES 12 A 185 THR SER ALA LYS THR ARG GLN GLY VAL ASP ASP ALA PHE SEQRES 13 A 185 TYR THR LEU VAL ARG GLU ILE ARG LYS HIS LYS GLU LYS SEQRES 14 A 185 MET SER LYS ASP GLY LYS LYS LYS LYS LYS LYS SER LYS SEQRES 15 A 185 THR LYS SER SEQRES 1 B 185 MET THR GLU TYR LYS LEU VAL VAL VAL GLY ALA GLY GLY SEQRES 2 B 185 VAL GLY LYS SER ALA LEU THR ILE GLN LEU ILE GLN ASN SEQRES 3 B 185 HIS PHE VAL ASP GLU TYR ASP PRO THR ILE GLU ASP SER SEQRES 4 B 185 TYR ARG LYS GLN VAL VAL ILE ASP GLY GLU THR CYS LEU SEQRES 5 B 185 LEU ASP ILE LEU ASP THR ALA GLY GLN GLU GLU TYR SER SEQRES 6 B 185 ALA MET ARG ASP GLN TYR MET ARG THR GLY GLU GLY PHE SEQRES 7 B 185 LEU CYS VAL PHE ALA ILE ASN ASN THR LYS SER PHE GLU SEQRES 8 B 185 ASP ILE HIS HIS TYR ARG GLU GLN ILE LYS ARG VAL LYS SEQRES 9 B 185 ASP SER GLU ASP VAL PRO MET VAL LEU VAL GLY ASN LYS SEQRES 10 B 185 CYS ASP LEU PRO SER ARG THR VAL ASP THR LYS GLN ALA SEQRES 11 B 185 GLN ASP LEU ALA ARG SER TYR GLY ILE PRO PHE ILE GLU SEQRES 12 B 185 THR SER ALA LYS THR ARG GLN GLY VAL ASP ASP ALA PHE SEQRES 13 B 185 TYR THR LEU VAL ARG GLU ILE ARG LYS HIS LYS GLU LYS SEQRES 14 B 185 MET SER LYS ASP GLY LYS LYS LYS LYS LYS LYS SER LYS SEQRES 15 B 185 THR LYS SER HET MG A 301 1 HET GDP A 302 38 HET GOL A 303 13 HET MG B 301 1 HET GDP B 302 38 HETNAM MG MAGNESIUM ION HETNAM GDP GUANOSINE-5'-DIPHOSPHATE HETNAM GOL GLYCEROL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 3 MG 2(MG 2+) FORMUL 4 GDP 2(C10 H15 N5 O11 P2) FORMUL 5 GOL C3 H8 O3 FORMUL 8 HOH *327(H2 O) HELIX 1 AA1 GLY A 15 ASN A 26 1 12 HELIX 2 AA2 SER A 65 GLY A 75 1 11 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 MET A 170 1 20 HELIX 7 AA7 GLY B 15 ASN B 26 1 12 HELIX 8 AA8 TYR B 71 GLY B 75 5 5 HELIX 9 AA9 ASN B 86 ASP B 92 1 7 HELIX 10 AB1 ASP B 92 ASP B 105 1 14 HELIX 11 AB2 ASP B 126 GLY B 138 1 13 HELIX 12 AB3 GLY B 151 MET B 170 1 20 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 VAL A 8 O LEU A 56 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 SHEET 1 AA2 6 ASP B 38 ILE B 46 0 SHEET 2 AA2 6 GLU B 49 ASP B 57 -1 O LEU B 53 N LYS B 42 SHEET 3 AA2 6 THR B 2 GLY B 10 1 N LEU B 6 O LEU B 56 SHEET 4 AA2 6 GLY B 77 ALA B 83 1 O LEU B 79 N VAL B 9 SHEET 5 AA2 6 MET B 111 ASN B 116 1 O ASN B 116 N PHE B 82 SHEET 6 AA2 6 PHE B 141 GLU B 143 1 O ILE B 142 N LEU B 113 LINK OG SER A 17 MG MG A 301 1555 1555 2.18 LINK MG MG A 301 O2B GDP A 302 1555 1555 2.11 LINK MG MG A 301 O HOH A 432 1555 1555 2.09 LINK MG MG A 301 O HOH A 436 1555 1555 2.06 LINK MG MG A 301 O HOH A 440 1555 1555 2.12 LINK MG MG A 301 O HOH A 453 1555 1555 2.06 LINK OG SER B 17 MG MG B 301 1555 1555 2.17 LINK MG MG B 301 O3B GDP B 302 1555 1555 2.08 LINK MG MG B 301 O HOH B 419 1555 1555 2.11 LINK MG MG B 301 O HOH B 420 1555 1555 2.01 LINK MG MG B 301 O HOH B 443 1555 1555 2.20 LINK MG MG B 301 O HOH B 458 1555 1555 2.09 CRYST1 84.313 84.313 41.733 90.00 90.00 120.00 P 3 6 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 0.011861 0.006848 0.000000 0.00000 SCALE2 0.000000 0.013695 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023962 0.00000