HEADER TRANSPORT PROTEIN 16-DEC-95 1RRG TITLE NON-MYRISTOYLATED RAT ADP-RIBOSYLATION FACTOR-1 COMPLEXED WITH GDP, TITLE 2 DIMERIC CRYSTAL FORM COMPND MOL_ID: 1; COMPND 2 MOLECULE: RAT ADP-RIBOSYLATION FACTOR-1; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: ARF-1; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: NORWAY RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PET KEYWDS TRANSPORT PROTEIN, GDP-BINDING, MEMBRANE TRAFFICKING, HOMODIMER EXPDTA X-RAY DIFFRACTION AUTHOR S.E.GREASLEY,H.JHOTI,B.BAX REVDAT 4 14-FEB-24 1RRG 1 REMARK LINK REVDAT 3 24-FEB-09 1RRG 1 VERSN REVDAT 2 01-APR-03 1RRG 1 JRNL REVDAT 1 20-JUN-96 1RRG 0 JRNL AUTH S.E.GREASLEY,H.JHOTI,C.TEAHAN,R.SOLARI,A.FENSOME,G.M.THOMAS, JRNL AUTH 2 S.COCKCROFT,B.BAX JRNL TITL THE STRUCTURE OF RAT ADP-RIBOSYLATION FACTOR-1 (ARF-1) JRNL TITL 2 COMPLEXED TO GDP DETERMINED FROM TWO DIFFERENT CRYSTAL JRNL TITL 3 FORMS. JRNL REF NAT.STRUCT.BIOL. V. 2 797 1995 JRNL REFN ISSN 1072-8368 JRNL PMID 7552752 JRNL DOI 10.1038/NSB0995-797 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH S.GREASLEY,H.JHOTI,A.C.FENSOME,S.COCKCROFT,G.M.THOMAS,B.BAX REMARK 1 TITL CRYSTALLIZATION AND PRELIMINARY X-RAY DIFFRACTION STUDIES ON REMARK 1 TITL 2 ADP-RIBOSYLATION FACTOR 1 REMARK 1 REF J.MOL.BIOL. V. 244 651 1994 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 12521 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.187 REMARK 3 FREE R VALUE : 0.315 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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 : 2846 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 58 REMARK 3 SOLVENT ATOMS : 200 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 42.50 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) : 0.011 REMARK 3 BOND ANGLES (DEGREES) : 2.010 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) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1RRG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000176189. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-AUG-94 REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 3 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SRS REMARK 200 BEAMLINE : PX9.6 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.87 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13030 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 90.0 REMARK 200 DATA REDUNDANCY : 3.010 REMARK 200 R MERGE (I) : 0.08100 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: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.21 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 61.18000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 22.50500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 61.18000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 22.50500 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2950 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15870 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -46.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 400 REMARK 400 COMPOUND REMARK 400 SECONDARY STRUCTURAL ELEMENTS HAVE BEEN NAMED TO REMARK 400 PRESERVE THE ACCEPTED NOMENCLATURE FOR THE RAS REMARK 400 SUPERFAMILY. 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 GLN A 71 REMARK 465 ASP A 72 REMARK 465 LYS A 73 REMARK 465 MET B 1 REMARK 465 GLN B 71 REMARK 465 ASP B 72 REMARK 465 LYS B 73 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 PRO A 131 C - N - CA ANGL. DEV. = 9.3 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 LYS A 15 98.86 -61.13 REMARK 500 LYS A 16 135.09 172.66 REMARK 500 LYS A 59 -104.37 -151.87 REMARK 500 GLN A 83 13.06 -67.26 REMARK 500 ASN A 84 -15.05 -145.10 REMARK 500 ASN A 132 50.76 -111.56 REMARK 500 HIS A 150 -36.56 174.70 REMARK 500 TYR A 154 145.10 -171.82 REMARK 500 TYR B 58 -84.77 -97.11 REMARK 500 LYS B 59 -87.26 -121.94 REMARK 500 GLN B 83 49.52 -72.89 REMARK 500 ASN B 84 -4.31 174.69 REMARK 500 GLN B 180 -83.45 -86.63 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 MAGNESIUM MAY NOT BE FULLY OCCUPIED OR MAY BE A REMARK 600 WATER MOLECULE. 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 182 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 31 OG1 REMARK 620 2 GDP A 183 O1B 65.7 REMARK 620 3 HOH A 246 O 151.7 86.7 REMARK 620 4 HOH A 253 O 74.9 58.1 85.8 REMARK 620 5 HOH B 223 O 84.9 100.0 106.7 154.9 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 182 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR B 31 OG1 REMARK 620 2 GDP B 183 O2B 66.2 REMARK 620 3 HOH B 254 O 163.1 98.7 REMARK 620 4 HOH B 259 O 85.3 89.6 102.6 REMARK 620 5 HOH B 260 O 97.4 79.6 71.6 166.7 REMARK 620 N 1 2 3 4 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 182 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 182 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GDP A 183 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GDP B 183 DBREF 1RRG A 2 181 UNP P84079 ARF1_RAT 1 180 DBREF 1RRG B 2 181 UNP P84079 ARF1_RAT 1 180 SEQRES 1 A 181 MET GLY ASN ILE PHE ALA ASN LEU PHE LYS GLY LEU PHE SEQRES 2 A 181 GLY LYS LYS GLU MET ARG ILE LEU MET VAL GLY LEU ASP SEQRES 3 A 181 ALA ALA GLY LYS THR THR ILE LEU TYR LYS LEU LYS LEU SEQRES 4 A 181 GLY GLU ILE VAL THR THR ILE PRO THR ILE GLY PHE ASN SEQRES 5 A 181 VAL GLU THR VAL GLU TYR LYS ASN ILE SER PHE THR VAL SEQRES 6 A 181 TRP ASP VAL GLY GLY GLN ASP LYS ILE ARG PRO LEU TRP SEQRES 7 A 181 ARG HIS TYR PHE GLN ASN THR GLN GLY LEU ILE PHE VAL SEQRES 8 A 181 VAL ASP SER ASN ASP ARG GLU ARG VAL ASN GLU ALA ARG SEQRES 9 A 181 GLU GLU LEU MET ARG MET LEU ALA GLU ASP GLU LEU ARG SEQRES 10 A 181 ASP ALA VAL LEU LEU VAL PHE ALA ASN LYS GLN ASP LEU SEQRES 11 A 181 PRO ASN ALA MET ASN ALA ALA GLU ILE THR ASP LYS LEU SEQRES 12 A 181 GLY LEU HIS SER LEU ARG HIS ARG ASN TRP TYR ILE GLN SEQRES 13 A 181 ALA THR CYS ALA THR SER GLY ASP GLY LEU TYR GLU GLY SEQRES 14 A 181 LEU ASP TRP LEU SER ASN GLN LEU ARG ASN GLN LYS SEQRES 1 B 181 MET GLY ASN ILE PHE ALA ASN LEU PHE LYS GLY LEU PHE SEQRES 2 B 181 GLY LYS LYS GLU MET ARG ILE LEU MET VAL GLY LEU ASP SEQRES 3 B 181 ALA ALA GLY LYS THR THR ILE LEU TYR LYS LEU LYS LEU SEQRES 4 B 181 GLY GLU ILE VAL THR THR ILE PRO THR ILE GLY PHE ASN SEQRES 5 B 181 VAL GLU THR VAL GLU TYR LYS ASN ILE SER PHE THR VAL SEQRES 6 B 181 TRP ASP VAL GLY GLY GLN ASP LYS ILE ARG PRO LEU TRP SEQRES 7 B 181 ARG HIS TYR PHE GLN ASN THR GLN GLY LEU ILE PHE VAL SEQRES 8 B 181 VAL ASP SER ASN ASP ARG GLU ARG VAL ASN GLU ALA ARG SEQRES 9 B 181 GLU GLU LEU MET ARG MET LEU ALA GLU ASP GLU LEU ARG SEQRES 10 B 181 ASP ALA VAL LEU LEU VAL PHE ALA ASN LYS GLN ASP LEU SEQRES 11 B 181 PRO ASN ALA MET ASN ALA ALA GLU ILE THR ASP LYS LEU SEQRES 12 B 181 GLY LEU HIS SER LEU ARG HIS ARG ASN TRP TYR ILE GLN SEQRES 13 B 181 ALA THR CYS ALA THR SER GLY ASP GLY LEU TYR GLU GLY SEQRES 14 B 181 LEU ASP TRP LEU SER ASN GLN LEU ARG ASN GLN LYS HET MG A 182 1 HET GDP A 183 28 HET MG B 182 1 HET GDP B 183 28 HETNAM MG MAGNESIUM ION HETNAM GDP GUANOSINE-5'-DIPHOSPHATE FORMUL 3 MG 2(MG 2+) FORMUL 4 GDP 2(C10 H15 N5 O11 P2) FORMUL 7 HOH *200(H2 O) HELIX 1 A1' ASN A 3 LYS A 10 1 8 HELIX 2 A1 LYS A 30 LEU A 37 1 8 HELIX 3 A2 LEU A 77 PHE A 82 1 6 HELIX 4 A3 VAL A 100 LEU A 111 1 12 HELIX 5 A4 ALA A 136 LYS A 142 1 7 HELIX 6 A5 LEU A 166 ARG A 178 1 13 HELIX 7 B1' ASN B 3 LYS B 10 1 8 HELIX 8 B1 LYS B 30 LEU B 37 1 8 HELIX 9 B2 PRO B 76 PHE B 82 1 7 HELIX 10 B3 VAL B 100 ALA B 112 1 13 HELIX 11 B4 ALA B 136 LYS B 142 1 7 HELIX 12 B5 LEU B 166 ARG B 178 1 13 SHEET 1 1A 7 ILE A 42 THR A 48 0 SHEET 2 1A 7 PHE A 51 GLU A 57 -1 SHEET 3 1A 7 ILE A 61 ASP A 67 -1 SHEET 4 1A 7 MET A 18 GLY A 24 1 SHEET 5 1A 7 THR A 85 ASP A 93 1 SHEET 6 1A 7 VAL A 120 ASN A 126 1 SHEET 7 1A 7 ILE A 155 ALA A 157 1 SHEET 1 1B 7 ILE B 42 THR B 48 0 SHEET 2 1B 7 PHE B 51 GLU B 57 -1 SHEET 3 1B 7 ILE B 61 ASP B 67 -1 SHEET 4 1B 7 MET B 18 GLY B 24 1 SHEET 5 1B 7 THR B 85 ASP B 93 1 SHEET 6 1B 7 VAL B 120 ASN B 126 1 SHEET 7 1B 7 TRP B 153 ALA B 157 1 LINK OG1 THR A 31 MG MG A 182 1555 1555 2.68 LINK MG MG A 182 O1B GDP A 183 1555 1555 2.72 LINK MG MG A 182 O HOH A 246 1555 1555 3.01 LINK MG MG A 182 O HOH A 253 1555 1555 2.84 LINK MG MG A 182 O HOH B 223 1555 1555 2.34 LINK OG1 THR B 31 MG MG B 182 1555 1555 2.48 LINK MG MG B 182 O2B GDP B 183 1555 1555 2.34 LINK MG MG B 182 O HOH B 254 1555 1555 2.80 LINK MG MG B 182 O HOH B 259 1555 1555 2.28 LINK MG MG B 182 O HOH B 260 1555 1555 2.64 SITE 1 AC1 6 THR A 31 GLU A 54 GDP A 183 HOH A 246 SITE 2 AC1 6 HOH A 253 HOH B 223 SITE 1 AC2 5 THR B 31 GDP B 183 HOH B 254 HOH B 259 SITE 2 AC2 5 HOH B 260 SITE 1 AC3 22 ALA A 27 ALA A 28 GLY A 29 LYS A 30 SITE 2 AC3 22 THR A 31 THR A 32 ASN A 126 LYS A 127 SITE 3 AC3 22 ASP A 129 LEU A 130 CYS A 159 ALA A 160 SITE 4 AC3 22 THR A 161 MG A 182 HOH A 189 HOH A 221 SITE 5 AC3 22 HOH A 226 HOH A 230 HOH A 246 HOH A 253 SITE 6 AC3 22 GLY B 50 ASN B 52 SITE 1 AC4 22 ILE A 49 GLY A 50 ASP B 26 ALA B 27 SITE 2 AC4 22 ALA B 28 GLY B 29 LYS B 30 THR B 31 SITE 3 AC4 22 THR B 32 ASN B 126 LYS B 127 ASP B 129 SITE 4 AC4 22 LEU B 130 CYS B 159 ALA B 160 MG B 182 SITE 5 AC4 22 HOH B 193 HOH B 213 HOH B 219 HOH B 225 SITE 6 AC4 22 HOH B 254 HOH B 260 CRYST1 122.360 45.010 91.960 90.00 133.62 90.00 C 1 2 1 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 0.008173 0.000000 0.007788 0.00000 SCALE2 0.000000 0.022217 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015021 0.00000