HEADER SIGNALING PROTEIN 02-DEC-08 3FFA TITLE CRYSTAL STRUCTURE OF A FAST ACTIVATING G PROTEIN MUTANT 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: BROWN RAT,RAT,RATS; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: GI-ALPHA-1, GNAI-1, GNAI1; 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: PET-28A KEYWDS GI-ALPHA-1 MUTANT PROTEIN GTP-GAMMA-S BOUND, GTP-BINDING, KEYWDS 2 LIPOPROTEIN, MYRISTATE, NUCLEOTIDE-BINDING, PALMITATE, TRANSDUCER, KEYWDS 3 SIGNAL TRANSDUCTION, SIGNALING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR R.CHAUHAN,N.KAPOOR REVDAT 4 06-SEP-23 3FFA 1 REMARK REVDAT 3 20-OCT-21 3FFA 1 REMARK SEQADV REVDAT 2 03-NOV-09 3FFA 1 JRNL REVDAT 1 06-OCT-09 3FFA 0 JRNL AUTH N.KAPOOR,S.T.MENON,R.CHAUHAN,P.SACHDEV,T.P.SAKMAR JRNL TITL STRUCTURAL EVIDENCE FOR A SEQUENTIAL RELEASE MECHANISM FOR JRNL TITL 2 ACTIVATION OF HETEROTRIMERIC G PROTEINS. JRNL REF J.MOL.BIOL. V. 393 882 2009 JRNL REFN ISSN 0022-2836 JRNL PMID 19703466 JRNL DOI 10.1016/J.JMB.2009.08.043 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 57.40 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 16564 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 + TEST SET) : 0.188 REMARK 3 R VALUE (WORKING SET) : 0.185 REMARK 3 FREE R VALUE : 0.252 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 883 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.36 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1200 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.92 REMARK 3 BIN R VALUE (WORKING SET) : 0.1910 REMARK 3 BIN FREE R VALUE SET COUNT : 69 REMARK 3 BIN FREE R VALUE : 0.2850 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2538 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 38 REMARK 3 SOLVENT ATOMS : 49 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.18 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.39000 REMARK 3 B22 (A**2) : 0.39000 REMARK 3 B33 (A**2) : -0.59000 REMARK 3 B12 (A**2) : 0.20000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.285 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.235 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.151 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.030 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.934 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.882 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2622 ; 0.022 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3542 ; 1.876 ; 1.964 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 315 ; 6.797 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 127 ;40.710 ;24.646 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 475 ;16.424 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 14 ;20.453 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 391 ; 0.110 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1946 ; 0.008 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1139 ; 0.224 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1804 ; 0.308 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 110 ; 0.181 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 51 ; 0.223 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 7 ; 0.155 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1620 ; 1.254 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2526 ; 1.978 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1159 ; 3.458 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1016 ; 5.418 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 3FFA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-DEC-08. REMARK 100 THE DEPOSITION ID IS D_1000050518. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-NOV-06 REMARK 200 TEMPERATURE (KELVIN) : 298 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 24-ID-C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.973 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17460 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 57.400 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 5.300 REMARK 200 R MERGE (I) : 0.08300 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) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.40 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 5.50 REMARK 200 R MERGE FOR SHELL (I) : 0.22000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 7.300 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: 1AS0 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.09 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.32 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM SODIUM ACETATE PH 5.9-6.3, 1.8 REMARK 280 -2.1 M AMMONIUM SULPHATE, VAPOR DIFFUSION, TEMPERATURE 293K, PH REMARK 280 6.0 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 70.44467 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 35.22233 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 35.22233 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 70.44467 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 -5 REMARK 465 PRO A -4 REMARK 465 HIS A -3 REMARK 465 MET A -2 REMARK 465 ALA A -1 REMARK 465 SER 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 ARG A 32 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: 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 58 -84.70 -98.37 REMARK 500 ALA A 59 30.93 -179.10 REMARK 500 TYR A 146 -159.87 -145.03 REMARK 500 ASP A 237 102.98 -168.42 REMARK 500 ASN A 347 60.37 -150.78 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 GLU A 58 ALA A 59 140.72 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GSP A 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 349 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 350 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3FFB RELATED DB: PDB REMARK 900 GI-ALPHA-1 MUTANT IN GDP BOUND FORM DBREF 3FFA A 33 348 UNP P10824 GNAI1_RAT 33 348 SEQADV 3FFA ALA A 329 UNP P10824 THR 329 ENGINEERED MUTATION SEQRES 1 A 360 GLY PRO HIS MET ALA SER MET GLY CYS THR LEU SER ALA SEQRES 2 A 360 GLU ASP LYS ALA ALA VAL GLU ARG SER LYS MET ILE ASP SEQRES 3 A 360 ARG ASN LEU ARG GLU ASP GLY GLU LYS ALA ALA ARG GLU SEQRES 4 A 360 VAL LYS LEU LEU LEU LEU GLY ALA GLY GLU SER GLY LYS SEQRES 5 A 360 SER THR ILE VAL LYS GLN MET LYS ILE ILE HIS GLU ALA SEQRES 6 A 360 GLY TYR SER GLU GLU GLU CYS LYS GLN TYR LYS ALA VAL SEQRES 7 A 360 VAL TYR SER ASN THR ILE GLN SER ILE ILE ALA ILE ILE SEQRES 8 A 360 ARG ALA MET GLY ARG LEU LYS ILE ASP PHE GLY ASP ALA SEQRES 9 A 360 ALA ARG ALA ASP ASP ALA ARG GLN LEU PHE VAL LEU ALA SEQRES 10 A 360 GLY ALA ALA GLU GLU GLY PHE MET THR ALA GLU LEU ALA SEQRES 11 A 360 GLY VAL ILE LYS ARG LEU TRP LYS ASP SER GLY VAL GLN SEQRES 12 A 360 ALA CYS PHE ASN ARG SER ARG GLU TYR GLN LEU ASN ASP SEQRES 13 A 360 SER ALA ALA TYR TYR LEU ASN ASP LEU ASP ARG ILE ALA SEQRES 14 A 360 GLN PRO ASN TYR ILE PRO THR GLN GLN ASP VAL LEU ARG SEQRES 15 A 360 THR ARG VAL LYS THR THR GLY ILE VAL GLU THR HIS PHE SEQRES 16 A 360 THR PHE LYS ASP LEU HIS PHE LYS MET PHE ASP VAL GLY SEQRES 17 A 360 GLY GLN ARG SER GLU ARG LYS LYS TRP ILE HIS CYS PHE SEQRES 18 A 360 GLU GLY VAL THR ALA ILE ILE PHE CYS VAL ALA LEU SER SEQRES 19 A 360 ASP TYR ASP LEU VAL LEU ALA GLU ASP GLU GLU MET ASN SEQRES 20 A 360 ARG MET HIS GLU SER MET LYS LEU PHE ASP SER ILE CYS SEQRES 21 A 360 ASN ASN LYS TRP PHE THR ASP THR SER ILE ILE LEU PHE SEQRES 22 A 360 LEU ASN LYS LYS ASP LEU PHE GLU GLU LYS ILE LYS LYS SEQRES 23 A 360 SER PRO LEU THR ILE CYS TYR PRO GLU TYR ALA GLY SER SEQRES 24 A 360 ASN THR TYR GLU GLU ALA ALA ALA TYR ILE GLN CYS GLN SEQRES 25 A 360 PHE GLU ASP LEU ASN LYS ARG LYS ASP THR LYS GLU ILE SEQRES 26 A 360 TYR THR HIS PHE THR CYS ALA THR ASP ALA LYS ASN VAL SEQRES 27 A 360 GLN PHE VAL PHE ASP ALA VAL THR ASP VAL ILE ILE LYS SEQRES 28 A 360 ASN ASN LEU LYS ASP CYS GLY LEU PHE HET GSP A 1 32 HET MG A 349 1 HET SO4 A 350 5 HETNAM GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE HETNAM MG MAGNESIUM ION HETNAM SO4 SULFATE ION FORMUL 2 GSP C10 H16 N5 O13 P3 S FORMUL 3 MG MG 2+ FORMUL 4 SO4 O4 S 2- FORMUL 5 HOH *49(H2 O) HELIX 1 1 GLY A 45 GLU A 58 1 14 HELIX 2 2 SER A 62 LYS A 92 1 31 HELIX 3 3 ALA A 99 ALA A 111 1 13 HELIX 4 4 ALA A 111 GLU A 116 1 6 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 ASP A 158 1 8 HELIX 9 9 ASP A 158 ALA A 163 1 6 HELIX 10 10 THR A 170 ARG A 176 1 7 HELIX 11 11 GLN A 204 PHE A 215 5 12 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 LYS A 279 1 10 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 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 ASP A 200 N VAL A 185 SHEET 3 A 6 VAL A 34 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 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 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 CISPEP 1 ASN A 347 LEU A 348 0 3.81 SITE 1 AC1 26 GLY A 42 GLU A 43 SER A 44 GLY A 45 SITE 2 AC1 26 LYS A 46 SER A 47 THR A 48 ASP A 150 SITE 3 AC1 26 SER A 151 LEU A 175 ARG A 176 THR A 177 SITE 4 AC1 26 ARG A 178 THR A 181 GLY A 203 ASN A 269 SITE 5 AC1 26 LYS A 270 ASP A 272 LEU A 273 CYS A 325 SITE 6 AC1 26 ALA A 326 THR A 327 MG A 349 HOH A 354 SITE 7 AC1 26 HOH A 355 HOH A 367 SITE 1 AC2 4 GSP A 1 THR A 181 ASP A 200 VAL A 201 SITE 1 AC3 5 THR A 170 GLN A 171 GLN A 172 HOH A 362 SITE 2 AC3 5 HOH A 385 CRYST1 79.008 79.008 105.667 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 0.012657 0.007307 0.000000 0.00000 SCALE2 0.000000 0.014615 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009464 0.00000