HEADER HYDROLASE 11-MAR-08 2ZJY TITLE STRUCTURE OF THE K349P MUTANT OF GI ALPHA 1 SUBUNIT BOUND TO ALF4 AND TITLE 2 GDP COMPND MOL_ID: 1; COMPND 2 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I), ALPHA-1 SUBUNIT; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ADENYLATE CYCLASE-INHIBITING G ALPHA PROTEIN; COMPND 5 EC: 3.6.5.1; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 STRAIN: 4Q11; SOURCE 6 GENE: GNAI1, GNAI-1; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PET24A(+) KEYWDS SIGNAL TRANSDUCTION PROTEIN, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR T.MORIKAWA,A.MUROYA,S.SUGIO,K.WAKAMATSU,T.KOHNO REVDAT 2 10-NOV-21 2ZJY 1 REMARK SEQADV LINK REVDAT 1 24-MAR-09 2ZJY 0 JRNL AUTH T.MORIKAWA,A.MUROYA,S.SUGIO,K.WAKAMATSU,T.KOHNO JRNL TITL HOW GPCRS ACTIVATE G PROTEINS: STRUCTURAL CHANGES FORM JRNL TITL 2 C-TERMINAL TAIL TO GDP BINDING POCKET JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.78 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1541009.700 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 9830 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 SET) : 0.181 REMARK 3 FREE R VALUE : 0.260 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.400 REMARK 3 FREE R VALUE TEST SET COUNT : 1022 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.008 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.98 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1421 REMARK 3 BIN R VALUE (WORKING SET) : 0.2320 REMARK 3 BIN FREE R VALUE : 0.3390 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 165 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.026 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2551 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 34 REMARK 3 SOLVENT ATOMS : 93 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 25.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 14.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.72000 REMARK 3 B22 (A**2) : 1.72000 REMARK 3 B33 (A**2) : -3.44000 REMARK 3 B12 (A**2) : 6.52000 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) : 0.26 REMARK 3 ESD FROM SIGMAA (A) : 0.31 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.40 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.48 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.30 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.700 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 3.320 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 4.950 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 5.190 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 7.240 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.38 REMARK 3 BSOL : 35.06 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : ION.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : GDP.PARAM REMARK 3 PARAMETER FILE 5 : ALF.PARAM REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : ION.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : GDP.TOP REMARK 3 TOPOLOGY FILE 5 : ALF.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2ZJY COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 13-MAR-08. REMARK 100 THE DEPOSITION ID IS D_1000028066. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU MICROMAX-007 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS VII REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9846 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : 69.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL 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: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.95 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.36 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 8.0, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-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 70.19800 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 35.09900 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 35.09900 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 70.19800 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 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 -1 REMARK 465 PRO A 0 REMARK 465 MET A 1 REMARK 465 GLY A 2 REMARK 465 CYS A 3 REMARK 465 THR A 4 REMARK 465 LEU A 5 REMARK 465 SER A 6 REMARK 465 ALA A 7 REMARK 465 GLU A 8 REMARK 465 ASP A 9 REMARK 465 LYS A 10 REMARK 465 ALA A 11 REMARK 465 ALA A 12 REMARK 465 VAL A 13 REMARK 465 GLU A 14 REMARK 465 ARG A 15 REMARK 465 SER A 16 REMARK 465 LYS A 17 REMARK 465 MET A 18 REMARK 465 ILE A 19 REMARK 465 ASP A 20 REMARK 465 ARG A 21 REMARK 465 ASN A 22 REMARK 465 LEU A 23 REMARK 465 ARG A 24 REMARK 465 GLU A 25 REMARK 465 ASP A 26 REMARK 465 GLY A 27 REMARK 465 GLU A 28 REMARK 465 LYS A 29 REMARK 465 ALA A 30 REMARK 465 ALA A 31 REMARK 465 PRO A 349 REMARK 465 ASP A 350 REMARK 465 CYS A 351 REMARK 465 GLY A 352 REMARK 465 LEU A 353 REMARK 465 PHE A 354 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 ALA A 41 -175.39 -59.61 REMARK 500 ALA A 59 6.66 -68.11 REMARK 500 LYS A 92 74.89 55.11 REMARK 500 TYR A 146 -154.77 -155.80 REMARK 500 ASP A 193 -3.97 69.25 REMARK 500 ILE A 212 -7.34 -55.46 REMARK 500 ASP A 237 89.16 -165.39 REMARK 500 ASP A 261 41.79 -98.17 REMARK 500 ASN A 294 41.58 -83.49 REMARK 500 ASN A 346 -95.94 -105.66 REMARK 500 ASN A 347 29.84 -54.94 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 357 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 47 OG REMARK 620 2 THR A 181 OG1 69.8 REMARK 620 3 GDP A 355 O2B 82.3 137.3 REMARK 620 4 HOH A 533 O 67.7 61.0 79.0 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ALF A 356 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 357 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GDP A 355 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1GFI RELATED DB: PDB REMARK 900 RELATED ID: 2ZJZ RELATED DB: PDB DBREF 2ZJY A 1 354 UNP P10824 GNAI1_RAT 1 354 SEQADV 2ZJY GLY A -1 UNP P10824 EXPRESSION TAG SEQADV 2ZJY PRO A 0 UNP P10824 EXPRESSION TAG SEQADV 2ZJY PRO A 349 UNP P10824 LYS 349 ENGINEERED MUTATION SEQRES 1 A 356 GLY PRO MET GLY CYS THR LEU SER ALA GLU ASP LYS ALA SEQRES 2 A 356 ALA VAL GLU ARG SER LYS MET ILE ASP ARG ASN LEU ARG SEQRES 3 A 356 GLU ASP GLY GLU LYS ALA ALA ARG GLU VAL LYS LEU LEU SEQRES 4 A 356 LEU LEU GLY ALA GLY GLU SER GLY LYS SER THR ILE VAL SEQRES 5 A 356 LYS GLN MET LYS ILE ILE HIS GLU ALA GLY TYR SER GLU SEQRES 6 A 356 GLU GLU CYS LYS GLN TYR LYS ALA VAL VAL TYR SER ASN SEQRES 7 A 356 THR ILE GLN SER ILE ILE ALA ILE ILE ARG ALA MET GLY SEQRES 8 A 356 ARG LEU LYS ILE ASP PHE GLY ASP ALA ALA ARG ALA ASP SEQRES 9 A 356 ASP ALA ARG GLN LEU PHE VAL LEU ALA GLY ALA ALA GLU SEQRES 10 A 356 GLU GLY PHE MET THR ALA GLU LEU ALA GLY VAL ILE LYS SEQRES 11 A 356 ARG LEU TRP LYS ASP SER GLY VAL GLN ALA CYS PHE ASN SEQRES 12 A 356 ARG SER ARG GLU TYR GLN LEU ASN ASP SER ALA ALA TYR SEQRES 13 A 356 TYR LEU ASN ASP LEU ASP ARG ILE ALA GLN PRO ASN TYR SEQRES 14 A 356 ILE PRO THR GLN GLN ASP VAL LEU ARG THR ARG VAL LYS SEQRES 15 A 356 THR THR GLY ILE VAL GLU THR HIS PHE THR PHE LYS ASP SEQRES 16 A 356 LEU HIS PHE LYS MET PHE ASP VAL GLY GLY GLN ARG SER SEQRES 17 A 356 GLU ARG LYS LYS TRP ILE HIS CYS PHE GLU GLY VAL THR SEQRES 18 A 356 ALA ILE ILE PHE CYS VAL ALA LEU SER ASP TYR ASP LEU SEQRES 19 A 356 VAL LEU ALA GLU ASP GLU GLU MET ASN ARG MET HIS GLU SEQRES 20 A 356 SER MET LYS LEU PHE ASP SER ILE CYS ASN ASN LYS TRP SEQRES 21 A 356 PHE THR ASP THR SER ILE ILE LEU PHE LEU ASN LYS LYS SEQRES 22 A 356 ASP LEU PHE GLU GLU LYS ILE LYS LYS SER PRO LEU THR SEQRES 23 A 356 ILE CYS TYR PRO GLU TYR ALA GLY SER ASN THR TYR GLU SEQRES 24 A 356 GLU ALA ALA ALA TYR ILE GLN CYS GLN PHE GLU ASP LEU SEQRES 25 A 356 ASN LYS ARG LYS ASP THR LYS GLU ILE TYR THR HIS PHE SEQRES 26 A 356 THR CYS ALA THR ASP THR LYS ASN VAL GLN PHE VAL PHE SEQRES 27 A 356 ASP ALA VAL THR ASP VAL ILE ILE LYS ASN ASN LEU PRO SEQRES 28 A 356 ASP CYS GLY LEU PHE HET ALF A 356 5 HET MG A 357 1 HET GDP A 355 28 HETNAM ALF TETRAFLUOROALUMINATE ION HETNAM MG MAGNESIUM ION HETNAM GDP GUANOSINE-5'-DIPHOSPHATE FORMUL 2 ALF AL F4 1- FORMUL 3 MG MG 2+ FORMUL 4 GDP C10 H15 N5 O11 P2 FORMUL 5 HOH *93(H2 O) HELIX 1 1 GLY A 45 GLU A 58 1 14 HELIX 2 2 SER A 62 TYR A 69 1 8 HELIX 3 3 TYR A 69 LEU A 91 1 23 HELIX 4 4 ALA A 99 GLU A 115 1 17 HELIX 5 5 THR A 120 ASP A 133 1 14 HELIX 6 6 ASP A 133 ASN A 141 1 9 HELIX 7 7 ARG A 142 TYR A 146 5 5 HELIX 8 8 SER A 151 ASN A 157 1 7 HELIX 9 9 ASP A 158 ALA A 163 1 6 HELIX 10 10 THR A 170 THR A 177 1 8 HELIX 11 11 GLU A 207 CYS A 214 5 8 HELIX 12 12 SER A 228 TYR A 230 5 3 HELIX 13 13 ARG A 242 ASN A 255 1 14 HELIX 14 14 ASN A 256 THR A 260 5 5 HELIX 15 15 LYS A 270 SER A 281 1 12 HELIX 16 16 PRO A 282 CYS A 286 5 5 HELIX 17 17 THR A 295 ASP A 309 1 15 HELIX 18 18 ASP A 328 ASN A 346 1 19 SHEET 1 A 6 ILE A 184 PHE A 191 0 SHEET 2 A 6 LEU A 194 VAL A 201 -1 O MET A 198 N THR A 187 SHEET 3 A 6 GLU A 33 LEU A 39 1 N LEU A 38 O PHE A 199 SHEET 4 A 6 ALA A 220 ALA A 226 1 O CYS A 224 N LEU A 39 SHEET 5 A 6 SER A 263 ASN A 269 1 O PHE A 267 N PHE A 223 SHEET 6 A 6 ILE A 319 PHE A 323 1 O TYR A 320 N LEU A 266 SHEET 1 B 2 VAL A 233 LEU A 234 0 SHEET 2 B 2 ASP A 237 ASN A 241 -1 O MET A 240 N LEU A 234 LINK OG SER A 47 MG MG A 357 1555 1555 2.48 LINK OG1 THR A 181 MG MG A 357 1555 1555 2.42 LINK O2B GDP A 355 MG MG A 357 1555 1555 2.44 LINK MG MG A 357 O HOH A 533 1555 1555 2.45 SITE 1 AC1 9 ALA A 41 GLY A 42 GLU A 43 LYS A 46 SITE 2 AC1 9 ARG A 178 THR A 181 GLY A 202 GLY A 203 SITE 3 AC1 9 GLN A 204 SITE 1 AC2 4 SER A 47 THR A 181 ASP A 200 HOH A 533 SITE 1 AC3 22 GLU A 43 SER A 44 GLY A 45 LYS A 46 SITE 2 AC3 22 SER A 47 THR A 48 ASP A 150 SER A 151 SITE 3 AC3 22 LEU A 175 ARG A 176 THR A 177 ARG A 178 SITE 4 AC3 22 ASN A 269 LYS A 270 ASP A 272 LEU A 273 SITE 5 AC3 22 CYS A 325 ALA A 326 THR A 327 HOH A 478 SITE 6 AC3 22 HOH A 494 HOH A 533 CRYST1 79.375 79.375 105.297 90.00 90.00 120.00 P 32 2 1 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 0.012598 0.007274 0.000000 0.00000 SCALE2 0.000000 0.014547 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009497 0.00000