HEADER SIGNALING PROTEIN 21-MAY-08 3D7M TITLE CRYSTAL STRUCTURE OF THE G PROTEIN FAST-EXCHANGE DOUBLE MUTANT TITLE 2 I56C/Q333C 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 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: GNAI1, GNAI-1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PT7-5 KEYWDS NUCLEOTIDE BINDING, ALLOSTERIC, GTP-BINDING, LIPOPROTEIN, MYRISTATE, KEYWDS 2 NUCLEOTIDE-BINDING, PALMITATE, TRANSDUCER, SIGNALING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR M.A.FUNK,A.M.PREININGER,W.M.OLDHAM,S.M.MEIER,H.E.HAMM,T.M.IVERSON REVDAT 6 13-NOV-24 3D7M 1 REMARK REVDAT 5 30-AUG-23 3D7M 1 REMARK REVDAT 4 20-OCT-21 3D7M 1 REMARK SEQADV LINK REVDAT 3 25-OCT-17 3D7M 1 REMARK REVDAT 2 22-SEP-09 3D7M 1 JRNL REVDAT 1 03-MAR-09 3D7M 0 JRNL AUTH A.M.PREININGER,M.A.FUNK,W.M.OLDHAM,S.M.MEIER,C.A.JOHNSTON, JRNL AUTH 2 S.ADHIKARY,A.J.KIMPLE,D.P.SIDEROVSKI,H.E.HAMM,T.M.IVERSON JRNL TITL HELIX DIPOLE MOVEMENT AND CONFORMATIONAL VARIABILITY JRNL TITL 2 CONTRIBUTE TO ALLOSTERIC GDP RELEASE IN GALPHAI SUBUNITS. JRNL REF BIOCHEMISTRY V. 48 2630 2009 JRNL REFN ISSN 0006-2960 JRNL PMID 19222191 JRNL DOI 10.1021/BI801853A REMARK 2 REMARK 2 RESOLUTION. 2.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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) : 2.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.0 REMARK 3 NUMBER OF REFLECTIONS : 8576 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) : 0.249 REMARK 3 FREE R VALUE : 0.294 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.800 REMARK 3 FREE R VALUE TEST SET COUNT : 851 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2456 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 34 REMARK 3 SOLVENT ATOMS : 6 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 103.6 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 98.39 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.450 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.587 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.665 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.777 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 71.13 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 : FSTTT.PAR REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3D7M COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-MAY-08. REMARK 100 THE DEPOSITION ID IS D_1000047693. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-APR-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 17-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.000 REMARK 200 MONOCHROMATOR : CRYOGENICALLY-COOLED SI 111 REMARK 200 DOUBLE-CRYSTAL REMARK 200 OPTICS : VERTICAL MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8576 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.900 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -0.500 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.8 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05400 REMARK 200 FOR THE DATA SET : 12.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.95 REMARK 200 COMPLETENESS FOR SHELL (%) : 80.6 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.30100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.880 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: PDB ENTRY 1GFI REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.38 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.25 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 16% PEG 3350, 0.24 M LI(CH3COO), 0.1 M REMARK 280 BIS-TRIS, 0.01 M SRCL2, PH 6.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 57.29350 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 39.82950 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 39.82950 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 85.94025 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 39.82950 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 39.82950 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 28.64675 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 39.82950 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 39.82950 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 85.94025 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 39.82950 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 39.82950 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 28.64675 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 57.29350 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 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 ARG A 32 REMARK 465 GLU A 33 REMARK 465 GLY A 112 REMARK 465 ALA A 113 REMARK 465 ALA A 114 REMARK 465 GLU A 115 REMARK 465 GLU A 116 REMARK 465 GLY A 117 REMARK 465 PHE A 118 REMARK 465 MET A 119 REMARK 465 THR A 120 REMARK 465 LEU A 348 REMARK 465 LYS 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: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 CYS A 325 CB CYS A 325 SG -0.105 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 CYS A 56 CA - CB - SG ANGL. DEV. = 7.9 DEGREES REMARK 500 CYS A 325 CA - CB - SG ANGL. DEV. = -13.1 DEGREES 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 TYR A 61 116.80 0.41 REMARK 500 ASP A 133 129.84 -23.88 REMARK 500 ASN A 166 30.78 -76.12 REMARK 500 THR A 177 159.50 -47.86 REMARK 500 ASP A 193 -10.72 76.66 REMARK 500 ARG A 208 0.78 -55.56 REMARK 500 GLU A 216 -87.82 -38.95 REMARK 500 SER A 228 15.44 -69.86 REMARK 500 GLU A 239 53.15 -109.60 REMARK 500 TRP A 258 1.32 -63.54 REMARK 500 SER A 281 136.86 -170.09 REMARK 500 TYR A 290 108.64 -48.29 REMARK 500 ALA A 326 -25.94 -39.07 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 356 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 47 OG REMARK 620 2 THR A 181 OG1 85.0 REMARK 620 3 GDP A 355 O2B 73.3 138.8 REMARK 620 N 1 2 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 356 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ALF 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 GDP ALF4-BOUND STARTING MODEL REMARK 900 RELATED ID: 1Y3A RELATED DB: PDB REMARK 900 A PROPOSED ACTIVATION INTERMEDIATE REMARK 900 RELATED ID: 2G83 RELATED DB: PDB REMARK 900 A PROPOSED ACTIVATION INTERMEDIATE REMARK 900 RELATED ID: 2HLB RELATED DB: PDB REMARK 900 A PROPOSED ACTIVATION INTERMEDIATE REMARK 900 RELATED ID: 1BH2 RELATED DB: PDB REMARK 900 A PROPOSED ACTIVATION INTERMEDIATE DBREF 3D7M A 1 354 UNP P10824 GNAI1_RAT 1 354 SEQADV 3D7M CYS A 56 UNP P10824 ILE 56 ENGINEERED MUTATION SEQADV 3D7M CYS A 333 UNP P10824 GLN 333 ENGINEERED MUTATION SEQRES 1 A 354 MET GLY CYS THR LEU SER ALA GLU ASP LYS ALA ALA VAL SEQRES 2 A 354 GLU ARG SER LYS MET ILE ASP ARG ASN LEU ARG GLU ASP SEQRES 3 A 354 GLY GLU LYS ALA ALA ARG GLU VAL LYS LEU LEU LEU LEU SEQRES 4 A 354 GLY ALA GLY GLU SER GLY LYS SER THR ILE VAL LYS GLN SEQRES 5 A 354 MET LYS ILE CYS HIS GLU ALA GLY TYR SER GLU GLU GLU SEQRES 6 A 354 CYS LYS GLN TYR LYS ALA VAL VAL TYR SER ASN THR ILE SEQRES 7 A 354 GLN SER ILE ILE ALA ILE ILE ARG ALA MET GLY ARG LEU SEQRES 8 A 354 LYS ILE ASP PHE GLY ASP ALA ALA ARG ALA ASP ASP ALA SEQRES 9 A 354 ARG GLN LEU PHE VAL LEU ALA GLY ALA ALA GLU GLU GLY SEQRES 10 A 354 PHE MET THR ALA GLU LEU ALA GLY VAL ILE LYS ARG LEU SEQRES 11 A 354 TRP LYS ASP SER GLY VAL GLN ALA CYS PHE ASN ARG SER SEQRES 12 A 354 ARG GLU TYR GLN LEU ASN ASP SER ALA ALA TYR TYR LEU SEQRES 13 A 354 ASN ASP LEU ASP ARG ILE ALA GLN PRO ASN TYR ILE PRO SEQRES 14 A 354 THR GLN GLN ASP VAL LEU ARG THR ARG VAL LYS THR THR SEQRES 15 A 354 GLY ILE VAL GLU THR HIS PHE THR PHE LYS ASP LEU HIS SEQRES 16 A 354 PHE LYS MET PHE ASP VAL GLY GLY GLN ARG SER GLU ARG SEQRES 17 A 354 LYS LYS TRP ILE HIS CYS PHE GLU GLY VAL THR ALA ILE SEQRES 18 A 354 ILE PHE CYS VAL ALA LEU SER ASP TYR ASP LEU VAL LEU SEQRES 19 A 354 ALA GLU ASP GLU GLU MET ASN ARG MET HIS GLU SER MET SEQRES 20 A 354 LYS LEU PHE ASP SER ILE CYS ASN ASN LYS TRP PHE THR SEQRES 21 A 354 ASP THR SER ILE ILE LEU PHE LEU ASN LYS LYS ASP LEU SEQRES 22 A 354 PHE GLU GLU LYS ILE LYS LYS SER PRO LEU THR ILE CYS SEQRES 23 A 354 TYR PRO GLU TYR ALA GLY SER ASN THR TYR GLU GLU ALA SEQRES 24 A 354 ALA ALA TYR ILE GLN CYS GLN PHE GLU ASP LEU ASN LYS SEQRES 25 A 354 ARG LYS ASP THR LYS GLU ILE TYR THR HIS PHE THR CYS SEQRES 26 A 354 ALA THR ASP THR LYS ASN VAL CYS PHE VAL PHE ASP ALA SEQRES 27 A 354 VAL THR ASP VAL ILE ILE LYS ASN ASN LEU LYS ASP CYS SEQRES 28 A 354 GLY LEU PHE HET MG A 356 1 HET ALF A 357 5 HET GDP A 355 28 HETNAM MG MAGNESIUM ION HETNAM ALF TETRAFLUOROALUMINATE ION HETNAM GDP GUANOSINE-5'-DIPHOSPHATE FORMUL 2 MG MG 2+ FORMUL 3 ALF AL F4 1- FORMUL 4 GDP C10 H15 N5 O11 P2 FORMUL 5 HOH *6(H2 O) HELIX 1 1 GLY A 45 GLU A 58 1 14 HELIX 2 2 SER A 62 GLN A 68 1 7 HELIX 3 3 TYR A 69 LYS A 92 1 24 HELIX 4 4 ALA A 99 ALA A 111 1 13 HELIX 5 5 ALA A 121 ASP A 133 1 13 HELIX 6 6 ASP A 133 ARG A 142 1 10 HELIX 7 7 SER A 143 TYR A 146 5 4 HELIX 8 8 SER A 151 ASP A 158 1 8 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 TRP A 211 PHE A 215 5 5 HELIX 12 12 SER A 228 TYR A 230 5 3 HELIX 13 13 ASN A 241 ASN A 256 1 16 HELIX 14 14 LYS A 257 THR A 260 5 4 HELIX 15 15 LYS A 270 ILE A 278 1 9 HELIX 16 16 LYS A 279 SER A 281 5 3 HELIX 17 17 PRO A 282 CYS A 286 5 5 HELIX 18 18 THR A 295 ASP A 309 1 15 HELIX 19 19 ARG A 313 LYS A 317 5 5 HELIX 20 20 ASP A 328 ASN A 347 1 20 SHEET 1 A 6 ILE A 184 PHE A 191 0 SHEET 2 A 6 LEU A 194 VAL A 201 -1 O PHE A 196 N PHE A 189 SHEET 3 A 6 LYS A 35 GLY A 40 1 N LEU A 38 O PHE A 199 SHEET 4 A 6 ALA A 220 ALA A 226 1 O ILE A 222 N LEU A 37 SHEET 5 A 6 SER A 263 ASN A 269 1 O ILE A 265 N PHE A 223 SHEET 6 A 6 ILE A 319 PHE A 323 1 O HIS A 322 N LEU A 268 SSBOND 1 CYS A 56 CYS A 333 1555 1555 2.01 LINK OG SER A 47 MG MG A 356 1555 1555 2.08 LINK OG1 THR A 181 MG MG A 356 1555 1555 2.18 LINK O2B GDP A 355 MG MG A 356 1555 1555 2.29 SITE 1 AC1 3 SER A 47 THR A 181 HOH A 412 SITE 1 AC2 10 ALA A 41 GLY A 42 GLU A 43 LYS A 46 SITE 2 AC2 10 ARG A 178 LYS A 180 THR A 181 GLY A 202 SITE 3 AC2 10 GLY A 203 GLN A 204 SITE 1 AC3 21 GLU A 43 SER A 44 GLY A 45 LYS A 46 SITE 2 AC3 21 SER A 47 THR A 48 ASP A 150 SER A 151 SITE 3 AC3 21 LEU A 175 ARG A 176 THR A 177 ARG A 178 SITE 4 AC3 21 ASN A 269 LYS A 270 ASP A 272 LEU A 273 SITE 5 AC3 21 CYS A 325 ALA A 326 HOH A 403 HOH A 404 SITE 6 AC3 21 HOH A 412 CRYST1 79.659 79.659 114.587 90.00 90.00 90.00 P 43 21 2 8 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 0.012554 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012554 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008727 0.00000