1DG1 - Header Asymmetric Unit

HEADER RNA BINDING PROTEIN 22-NOV-99 1DG1

TITLE WHOLE, UNMODIFIED, EF-TU(ELONGATION FACTOR TU).

COMPND MOL_ID: 1; COMPND 2 MOLECULE: ELONGATION FACTOR TU; COMPND 3 CHAIN: G, H; COMPND 4 SYNONYM: EF-TU

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 OTHER_DETAILS: CELL CYTOPLASM EXTRACT

KEYWDS ELONGATION FACTOR, TRNA BINDING, ALPHA BETA SHIFT, TS KEYWDS 2 BINDING PROTEIN, GTPASE, GDP BINDING, RNA BINDING PROTEIN

EXPDTA X-RAY DIFFRACTION

AUTHOR K.ABEL,M.YODER,R.HILGENFELD,F.JURNAK

REVDAT 4 24-FEB-09 1DG1 1 VERSN REVDAT 3 01-APR-03 1DG1 1 JRNL REVDAT 2 29-MAR-00 1DG1 1 REMARK REVDAT 1 01-DEC-99 1DG1 0

JRNL AUTH K.ABEL,M.D.YODER,R.HILGENFELD,F.JURNAK JRNL TITL AN ALPHA TO BETA CONFORMATIONAL SWITCH IN EF-TU. JRNL REF STRUCTURE V. 4 1153 1996 JRNL REFN ISSN 0969-2126 JRNL PMID 8939740 JRNL DOI 10.1016/S0969-2126(96)00123-2

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 2.50 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) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0001 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : NULL REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.168 REMARK 3 FREE R VALUE : 0.259 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 2015 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 : 5926 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 58 REMARK 3 SOLVENT ATOMS : 193 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 32.25 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.54 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : 1.28 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 1DG1 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-NOV-99. REMARK 100 THE RCSB ID CODE IS RCSB010053.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-MAR-96 REMARK 200 TEMPERATURE (KELVIN) : 298.0 REMARK 200 PH : 5.75 REMARK 200 NUMBER OF CRYSTALS USED : 5 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 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE CRYSTAL REMARK 200 OPTICS : COLLIMATOR REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : SDMS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : SDMS REMARK 200 DATA SCALING SOFTWARE : SDMS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28782 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 63.123 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.9 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06130 REMARK 200 <I/SIGMA(I)> 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 <I/SIGMA(I)> 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: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.49 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350, AMMONIUM CITRATE, REMARK 280 AMMONIUM ACETATE, PH 5.75, VAPOR DIFFUSION, TEMPERATURE 298.0K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 52.30000 REMARK 290 SMTRY3 2 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A DIMER, TU WITH A GDP REMARK 300 SUBSTRATE BOUND.

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 APPLY THE FOLLOWING TO CHAINS: G, H 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 G 0 REMARK 465 SER G 1 REMARK 465 LYS G 2 REMARK 465 GLU G 3 REMARK 465 LYS G 4 REMARK 465 PHE G 5 REMARK 465 GLU G 6 REMARK 465 ARG G 7 REMARK 465 THR G 8 REMARK 465 MET H 0 REMARK 465 SER H 1 REMARK 465 LYS H 2 REMARK 465 GLU H 3 REMARK 465 LYS H 4 REMARK 465 PHE H 5 REMARK 465 GLU H 6 REMARK 465 ARG H 7 REMARK 465 THR H 8

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 SER G 393 CB OG REMARK 470 SER H 393 CB OG

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 G 21 12.36 59.35 REMARK 500 ARG G 58 62.43 63.69 REMARK 500 TYR G 160 31.65 -97.92 REMARK 500 PRO G 163 63.96 -65.53 REMARK 500 ILE G 247 -73.12 67.99 REMARK 500 LYS G 248 -146.96 -98.77 REMARK 500 MET G 260 85.08 -158.68 REMARK 500 PHE G 261 74.05 54.26 REMARK 500 ARG G 262 -31.11 68.26 REMARK 500 ALA G 270 115.81 -39.35 REMARK 500 GLU G 284 -9.36 -59.28 REMARK 500 LEU G 311 171.74 -59.50 REMARK 500 ARG G 333 -60.99 66.72 REMARK 500 TYR H 160 32.22 -88.66 REMARK 500 PRO H 163 70.89 -69.29 REMARK 500 ILE H 247 -67.63 62.08 REMARK 500 LYS H 248 -157.75 -109.18 REMARK 500 ARG H 262 -29.91 74.74 REMARK 500 ARG H 333 -73.00 63.15 REMARK 500 GLU H 348 -71.89 -118.56 REMARK 500 LYS H 390 136.06 -173.92 REMARK 500 REMARK 500 REMARK: NULL

REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH G1096 DISTANCE = 6.70 ANGSTROMS

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 G 998 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR G 25 OG1 REMARK 620 2 GDP G 999 O2B 80.3 REMARK 620 3 HOH G1003 O 75.0 73.1 REMARK 620 4 HOH G1004 O 80.1 156.0 88.5 REMARK 620 5 HOH G1006 O 73.6 93.1 147.5 94.5 REMARK 620 6 HOH G1002 O 156.2 76.0 100.3 123.5 104.8 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG H 998 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH H2029 O REMARK 620 2 HOH H2030 O 89.9 REMARK 620 3 THR H 25 OG1 81.4 162.9 REMARK 620 4 HOH H2028 O 77.8 98.2 94.4 REMARK 620 5 HOH H2033 O 156.4 86.0 96.1 125.8 REMARK 620 6 GDP H1999 O2B 75.2 78.6 84.9 152.7 81.3 REMARK 620 N 1 2 3 4 5

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG G 998 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG H 998 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GDP G 999 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GDP H 1999

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1AIP RELATED DB: PDB REMARK 900 ELONGATION FACTOR COMPLEX REMARK 900 RELATED ID: 1B23 RELATED DB: PDB REMARK 900 ELONGATION FACTOR COMPLEX REMARK 900 RELATED ID: 1D2E RELATED DB: PDB REMARK 900 ELONGATION FACTOR TU REMARK 900 RELATED ID: 1DAR RELATED DB: PDB REMARK 900 ELONGATION FACTOR REMARK 900 RELATED ID: 1EFC RELATED DB: PDB REMARK 900 ELONGATION FACTOR TU REMARK 900 RELATED ID: 1EFM RELATED DB: PDB REMARK 900 TRYPSIN MODIFIED EF-TU

DBREF 1DG1 G 0 393 UNP P0A6N1 EFTU_ECOLI 1 394 DBREF 1DG1 H 0 393 UNP P0A6N1 EFTU_ECOLI 1 394

SEQRES 1 G 394 MET SER LYS GLU LYS PHE GLU ARG THR LYS PRO HIS VAL SEQRES 2 G 394 ASN VAL GLY THR ILE GLY HIS VAL ASP HIS GLY LYS THR SEQRES 3 G 394 THR LEU THR ALA ALA ILE THR THR VAL LEU ALA LYS THR SEQRES 4 G 394 TYR GLY GLY ALA ALA ARG ALA PHE ASP GLN ILE ASP ASN SEQRES 5 G 394 ALA PRO GLU GLU LYS ALA ARG GLY ILE THR ILE ASN THR SEQRES 6 G 394 SER HIS VAL GLU TYR ASP THR PRO THR ARG HIS TYR ALA SEQRES 7 G 394 HIS VAL ASP CYS PRO GLY HIS ALA ASP TYR VAL LYS ASN SEQRES 8 G 394 MET ILE THR GLY ALA ALA GLN MET ASP GLY ALA ILE LEU SEQRES 9 G 394 VAL VAL ALA ALA THR ASP GLY PRO MET PRO GLN THR ARG SEQRES 10 G 394 GLU HIS ILE LEU LEU GLY ARG GLN VAL GLY VAL PRO TYR SEQRES 11 G 394 ILE ILE VAL PHE LEU ASN LYS CYS ASP MET VAL ASP ASP SEQRES 12 G 394 GLU GLU LEU LEU GLU LEU VAL GLU MET GLU VAL ARG GLU SEQRES 13 G 394 LEU LEU SER GLN TYR ASP PHE PRO GLY ASP ASP THR PRO SEQRES 14 G 394 ILE VAL ARG GLY SER ALA LEU LYS ALA LEU GLU GLY ASP SEQRES 15 G 394 ALA GLU TRP GLU ALA LYS ILE LEU GLU LEU ALA GLY PHE SEQRES 16 G 394 LEU ASP SER TYR ILE PRO GLU PRO GLU ARG ALA ILE ASP SEQRES 17 G 394 LYS PRO PHE LEU LEU PRO ILE GLU ASP VAL PHE SER ILE SEQRES 18 G 394 SER GLY ARG GLY THR VAL VAL THR GLY ARG VAL GLU ARG SEQRES 19 G 394 GLY ILE ILE LYS VAL GLY GLU GLU VAL GLU ILE VAL GLY SEQRES 20 G 394 ILE LYS GLU THR GLN LYS SER THR CYS THR GLY VAL GLU SEQRES 21 G 394 MET PHE ARG LYS LEU LEU ASP GLU GLY ARG ALA GLY GLU SEQRES 22 G 394 ASN VAL GLY VAL LEU LEU ARG GLY ILE LYS ARG GLU GLU SEQRES 23 G 394 ILE GLU ARG GLY GLN VAL LEU ALA LYS PRO GLY THR ILE SEQRES 24 G 394 LYS PRO HIS THR LYS PHE GLU SER GLU VAL TYR ILE LEU SEQRES 25 G 394 SER LYS ASP GLU GLY GLY ARG HIS THR PRO PHE PHE LYS SEQRES 26 G 394 GLY TYR ARG PRO GLN PHE TYR PHE ARG THR THR ASP VAL SEQRES 27 G 394 THR GLY THR ILE GLU LEU PRO GLU GLY VAL GLU MET VAL SEQRES 28 G 394 MET PRO GLY ASP ASN ILE LYS MET VAL VAL THR LEU ILE SEQRES 29 G 394 HIS PRO ILE ALA MET ASP ASP GLY LEU ARG PHE ALA ILE SEQRES 30 G 394 ARG GLU GLY GLY ARG THR VAL GLY ALA GLY VAL VAL ALA SEQRES 31 G 394 LYS VAL LEU SER SEQRES 1 H 394 MET SER LYS GLU LYS PHE GLU ARG THR LYS PRO HIS VAL SEQRES 2 H 394 ASN VAL GLY THR ILE GLY HIS VAL ASP HIS GLY LYS THR SEQRES 3 H 394 THR LEU THR ALA ALA ILE THR THR VAL LEU ALA LYS THR SEQRES 4 H 394 TYR GLY GLY ALA ALA ARG ALA PHE ASP GLN ILE ASP ASN SEQRES 5 H 394 ALA PRO GLU GLU LYS ALA ARG GLY ILE THR ILE ASN THR SEQRES 6 H 394 SER HIS VAL GLU TYR ASP THR PRO THR ARG HIS TYR ALA SEQRES 7 H 394 HIS VAL ASP CYS PRO GLY HIS ALA ASP TYR VAL LYS ASN SEQRES 8 H 394 MET ILE THR GLY ALA ALA GLN MET ASP GLY ALA ILE LEU SEQRES 9 H 394 VAL VAL ALA ALA THR ASP GLY PRO MET PRO GLN THR ARG SEQRES 10 H 394 GLU HIS ILE LEU LEU GLY ARG GLN VAL GLY VAL PRO TYR SEQRES 11 H 394 ILE ILE VAL PHE LEU ASN LYS CYS ASP MET VAL ASP ASP SEQRES 12 H 394 GLU GLU LEU LEU GLU LEU VAL GLU MET GLU VAL ARG GLU SEQRES 13 H 394 LEU LEU SER GLN TYR ASP PHE PRO GLY ASP ASP THR PRO SEQRES 14 H 394 ILE VAL ARG GLY SER ALA LEU LYS ALA LEU GLU GLY ASP SEQRES 15 H 394 ALA GLU TRP GLU ALA LYS ILE LEU GLU LEU ALA GLY PHE SEQRES 16 H 394 LEU ASP SER TYR ILE PRO GLU PRO GLU ARG ALA ILE ASP SEQRES 17 H 394 LYS PRO PHE LEU LEU PRO ILE GLU ASP VAL PHE SER ILE SEQRES 18 H 394 SER GLY ARG GLY THR VAL VAL THR GLY ARG VAL GLU ARG SEQRES 19 H 394 GLY ILE ILE LYS VAL GLY GLU GLU VAL GLU ILE VAL GLY SEQRES 20 H 394 ILE LYS GLU THR GLN LYS SER THR CYS THR GLY VAL GLU SEQRES 21 H 394 MET PHE ARG LYS LEU LEU ASP GLU GLY ARG ALA GLY GLU SEQRES 22 H 394 ASN VAL GLY VAL LEU LEU ARG GLY ILE LYS ARG GLU GLU SEQRES 23 H 394 ILE GLU ARG GLY GLN VAL LEU ALA LYS PRO GLY THR ILE SEQRES 24 H 394 LYS PRO HIS THR LYS PHE GLU SER GLU VAL TYR ILE LEU SEQRES 25 H 394 SER LYS ASP GLU GLY GLY ARG HIS THR PRO PHE PHE LYS SEQRES 26 H 394 GLY TYR ARG PRO GLN PHE TYR PHE ARG THR THR ASP VAL SEQRES 27 H 394 THR GLY THR ILE GLU LEU PRO GLU GLY VAL GLU MET VAL SEQRES 28 H 394 MET PRO GLY ASP ASN ILE LYS MET VAL VAL THR LEU ILE SEQRES 29 H 394 HIS PRO ILE ALA MET ASP ASP GLY LEU ARG PHE ALA ILE SEQRES 30 H 394 ARG GLU GLY GLY ARG THR VAL GLY ALA GLY VAL VAL ALA SEQRES 31 H 394 LYS VAL LEU SER

HET MG G 998 1 HET MG H 998 1 HET GDP G 999 28 HET GDP H1999 28

HETNAM MG MAGNESIUM ION HETNAM GDP GUANOSINE-5'-DIPHOSPHATE

FORMUL 3 MG 2(MG 2+) FORMUL 5 GDP 2(C10 H15 N5 O11 P2) FORMUL 7 HOH *193(H2 O)

HELIX 1 1 GLY G 23 GLY G 40 1 18 HELIX 2 2 ALA G 45 ASN G 51 1 7 HELIX 3 3 GLY G 83 GLY G 94 1 12 HELIX 4 4 MET G 112 GLY G 126 1 15 HELIX 5 5 ASP G 142 TYR G 160 1 19 HELIX 6 6 PRO G 163 THR G 167 5 5 HELIX 7 7 SER G 173 GLY G 180 1 8 HELIX 8 8 ASP G 181 ILE G 199 1 19 HELIX 9 9 ARG G 204 LYS G 208 5 5 HELIX 10 10 LYS G 282 ILE G 286 5 5 HELIX 11 11 SER G 312 GLY G 316 5 5 HELIX 12 12 GLY H 23 GLY H 40 1 18 HELIX 13 13 ALA H 45 ASN H 51 1 7 HELIX 14 14 GLY H 83 THR H 93 1 11 HELIX 15 15 MET H 112 GLY H 126 1 15 HELIX 16 16 ASP H 142 TYR H 160 1 19 HELIX 17 17 PRO H 163 THR H 167 5 5 HELIX 18 18 SER H 173 GLY H 180 1 8 HELIX 19 19 ASP H 181 ILE H 199 1 19 HELIX 20 20 ARG H 204 LYS H 208 5 5 HELIX 21 21 LYS H 282 ILE H 286 5 5

SHEET 1 A 6 SER G 65 ASP G 70 0 SHEET 2 A 6 HIS G 75 ASP G 80 -1 N TYR G 76 O TYR G 69 SHEET 3 A 6 HIS G 11 ILE G 17 1 O VAL G 12 N ALA G 77 SHEET 4 A 6 GLY G 100 ALA G 106 1 N GLY G 100 O ASN G 13 SHEET 5 A 6 TYR G 129 ASN G 135 1 O TYR G 129 N ALA G 101 SHEET 6 A 6 ILE G 169 ARG G 171 1 O VAL G 170 N LEU G 134 SHEET 1 B 2 GLU G 54 ALA G 57 0 SHEET 2 B 2 ILE G 60 ASN G 63 -1 O ILE G 60 N ALA G 57 SHEET 1 C 7 ASP G 216 ILE G 220 0 SHEET 2 C 7 GLY G 224 ARG G 230 -1 O GLY G 224 N ILE G 220 SHEET 3 C 7 ASN G 273 ARG G 279 -1 N VAL G 274 O GLY G 229 SHEET 4 C 7 GLN G 251 MET G 260 -1 O THR G 254 N ARG G 279 SHEET 5 C 7 GLU G 241 VAL G 245 -1 N VAL G 242 O SER G 253 SHEET 6 C 7 VAL G 291 ALA G 293 -1 O VAL G 291 N VAL G 245 SHEET 7 C 7 LEU G 211 PRO G 213 -1 O LEU G 212 N LEU G 292 SHEET 1 C1 5 ASP G 216 ILE G 220 0 SHEET 2 C1 5 GLY G 224 ARG G 230 -1 O GLY G 224 N ILE G 220 SHEET 3 C1 5 ASN G 273 ARG G 279 -1 N VAL G 274 O GLY G 229 SHEET 4 C1 5 GLN G 251 MET G 260 -1 O THR G 254 N ARG G 279 SHEET 5 C1 5 LYS G 263 LEU G 265 -1 O LYS G 263 N MET G 260 SHEET 1 D 2 ILE G 235 LYS G 237 0 SHEET 2 D 2 GLU G 267 ARG G 269 -1 O GLY G 268 N ILE G 236 SHEET 1 E 7 PRO G 300 ILE G 310 0 SHEET 2 E 7 ASN G 355 ALA G 367 -1 O ILE G 356 N VAL G 308 SHEET 3 E 7 THR G 335 GLU G 342 -1 O THR G 338 N ILE G 363 SHEET 4 E 7 GLN G 329 PHE G 332 -1 N PHE G 330 O VAL G 337 SHEET 5 E 7 ARG G 373 GLU G 378 -1 O ALA G 375 N TYR G 331 SHEET 6 E 7 ARG G 381 SER G 393 -1 O ARG G 381 N GLU G 378 SHEET 7 E 7 PRO G 300 ILE G 310 -1 N THR G 302 O SER G 393 SHEET 1 F 6 SER H 65 THR H 71 0 SHEET 2 F 6 ARG H 74 ASP H 80 -1 O ARG H 74 N THR H 71 SHEET 3 F 6 HIS H 11 ILE H 17 1 N VAL H 12 O HIS H 75 SHEET 4 F 6 GLY H 100 ALA H 106 1 N GLY H 100 O ASN H 13 SHEET 5 F 6 ILE H 130 ASN H 135 1 O ILE H 131 N LEU H 103 SHEET 6 F 6 ILE H 169 ARG H 171 1 O VAL H 170 N LEU H 134 SHEET 1 G 2 GLU H 54 ALA H 57 0 SHEET 2 G 2 ILE H 60 ASN H 63 -1 N ILE H 60 O ALA H 57 SHEET 1 H 7 ASP H 216 ILE H 220 0 SHEET 2 H 7 GLY H 224 ARG H 230 -1 O GLY H 224 N ILE H 220 SHEET 3 H 7 ASN H 273 ARG H 279 -1 N VAL H 274 O GLY H 229 SHEET 4 H 7 GLN H 251 MET H 260 -1 O THR H 254 N ARG H 279 SHEET 5 H 7 GLU H 241 VAL H 245 -1 O VAL H 242 N SER H 253 SHEET 6 H 7 VAL H 291 ALA H 293 -1 O VAL H 291 N VAL H 245 SHEET 7 H 7 LEU H 211 PRO H 213 -1 O LEU H 212 N LEU H 292 SHEET 1 H1 5 ASP H 216 ILE H 220 0 SHEET 2 H1 5 GLY H 224 ARG H 230 -1 O GLY H 224 N ILE H 220 SHEET 3 H1 5 ASN H 273 ARG H 279 -1 N VAL H 274 O GLY H 229 SHEET 4 H1 5 GLN H 251 MET H 260 -1 O THR H 254 N ARG H 279 SHEET 5 H1 5 LYS H 263 LEU H 265 -1 O LYS H 263 N MET H 260 SHEET 1 I 2 ILE H 235 LYS H 237 0 SHEET 2 I 2 GLU H 267 ARG H 269 -1 N GLY H 268 O ILE H 236 SHEET 1 J 7 LYS H 299 ILE H 310 0 SHEET 2 J 7 ASN H 355 MET H 368 -1 O ILE H 356 N VAL H 308 SHEET 3 J 7 THR H 335 GLU H 342 -1 O THR H 338 N ILE H 363 SHEET 4 J 7 GLN H 329 PHE H 332 -1 N PHE H 330 O VAL H 337 SHEET 5 J 7 ARG H 373 GLU H 378 -1 O ALA H 375 N TYR H 331 SHEET 6 J 7 ARG H 381 SER H 393 -1 O ARG H 381 N GLU H 378 SHEET 7 J 7 LYS H 299 ILE H 310 -1 N THR H 302 O SER H 393 SHEET 1 K 2 PHE H 322 PHE H 323 0 SHEET 2 K 2 MET H 349 VAL H 350 -1 N VAL H 350 O PHE H 322

LINK MG MG G 998 OG1 THR G 25 1555 1555 2.24 LINK MG MG G 998 O2B GDP G 999 1555 1555 2.31 LINK MG MG G 998 O HOH G1003 1555 1555 2.24 LINK MG MG G 998 O HOH G1004 1555 1555 2.11 LINK MG MG G 998 O HOH G1006 1555 1555 2.26 LINK MG MG G 998 O HOH G1002 1555 1555 2.20 LINK MG MG H 998 O HOH H2029 1555 1555 2.22 LINK MG MG H 998 O HOH H2030 1555 1555 2.27 LINK MG MG H 998 OG1 THR H 25 1555 1555 2.17 LINK MG MG H 998 O HOH H2028 1555 1555 2.26 LINK MG MG H 998 O HOH H2033 1555 1555 2.16 LINK MG MG H 998 O2B GDP H1999 1555 1555 2.40

SITE 1 AC1 6 THR G 25 GDP G 999 HOH G1002 HOH G1003 SITE 2 AC1 6 HOH G1004 HOH G1006 SITE 1 AC2 7 THR H 25 ASP H 80 GDP H1999 HOH H2028 SITE 2 AC2 7 HOH H2029 HOH H2030 HOH H2033 SITE 1 AC3 17 VAL G 20 ASP G 21 HIS G 22 GLY G 23 SITE 2 AC3 17 LYS G 24 THR G 25 THR G 26 ASN G 135 SITE 3 AC3 17 LYS G 136 ASP G 138 MET G 139 SER G 173 SITE 4 AC3 17 ALA G 174 LEU G 175 MG G 998 HOH G1002 SITE 5 AC3 17 HOH G1003 SITE 1 AC4 19 VAL H 20 ASP H 21 HIS H 22 GLY H 23 SITE 2 AC4 19 LYS H 24 THR H 25 THR H 26 ASN H 135 SITE 3 AC4 19 LYS H 136 ASP H 138 SER H 173 ALA H 174 SITE 4 AC4 19 LEU H 175 MG H 998 HOH H2029 HOH H2030 SITE 5 AC4 19 HOH H2033 HOH H2034 HOH H2035

CRYST1 63.600 104.600 67.200 90.00 97.02 90.00 P 1 21 1 4

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 0.015723 0.000000 0.001936 0.00000

SCALE2 0.000000 0.009560 0.000000 0.00000

SCALE3 0.000000 0.000000 0.014993 0.00000