HEADER HYDROLASE 01-DEC-98 1EGA TITLE CRYSTAL STRUCTURE OF A WIDELY CONSERVED GTPASE ERA COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (GTP-BINDING PROTEIN ERA); COMPND 3 CHAIN: A, B SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 STRAIN: TAP106; SOURCE 5 CELLULAR_LOCATION: CYTOPLASM/MEMBRANE KEYWDS ERA, GTPASE, RNA-BINDING, RAS-LIKE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR X.CHEN,X.JI REVDAT 3 30-AUG-23 1EGA 1 AUTHOR JRNL REMARK REVDAT 2 24-FEB-09 1EGA 1 VERSN REVDAT 1 12-JUL-99 1EGA 0 JRNL AUTH X.CHEN,D.L.COURT,X.JI JRNL TITL CRYSTAL STRUCTURE OF ERA: A GTPASE-DEPENDENT CELL CYCLE JRNL TITL 2 REGULATOR CONTAINING AN RNA BINDING MOTIF. JRNL REF PROC.NATL.ACAD.SCI.USA V. 96 8396 1999 JRNL REFN ISSN 0027-8424 JRNL PMID 10411886 JRNL DOI 10.1073/PNAS.96.15.8396 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH R.A.BRITTON,B.S.POWELL,S.DASGUPTA,Q.SUN,W.MARGOLIN, REMARK 1 AUTH 2 J.R.LUPSKI,D.L.COURT REMARK 1 TITL CELL CYCLE ARREST IN ERA GTPASE MUTANTS: A POTENTIAL GROWTH REMARK 1 TITL 2 RATE-REGULATED CHECKPOINT IN E. COLI REMARK 1 REF MOL.MICROBIOL. V. 27 739 1998 REMARK 1 REFN ISSN 0950-382X REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.85 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)) : 4.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 100000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.1000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 82.9 REMARK 3 NUMBER OF REFLECTIONS : 28848 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) : 0.243 REMARK 3 FREE R VALUE : 0.298 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1185 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.009 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.50 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 56.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2361 REMARK 3 BIN R VALUE (WORKING SET) : 0.3460 REMARK 3 BIN FREE R VALUE : 0.3670 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 3.75 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 108 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.035 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4616 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 25 REMARK 3 SOLVENT ATOMS : 149 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 53.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 49.50 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) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.540 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 29.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.190 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: REMARK 3 N-TERMINAL RESIDUES 1-3 FOR BOTH CHAINS, AND C-TERMINAL RESIDUES REMARK 3 296-301 FOR REMARK 3 CHAIN A AND RESIDUES 297-301 FOR CHAIN B WERE NOT OBSERVED IN THE REMARK 3 ELECTRON REMARK 3 DNESITY AND NOT INCLUDED IN THE MODEL; RESIDUES 224 - 228 IN BOTH REMARK 3 CHAINS WERE REMARK 3 NOT OBSERVED IN THE ELECTRON DENSITY AND NOT INCLUDED IN THE REMARK 3 REFINEMENT, BUT REMARK 3 BUILT STEREOCHEMICALLY AND INCLUDED IN THE MODEL; RESTRAINTS REMARK 3 BETWEEN THE TWO REMARK 3 COPIES OF MOLECULES WERE APPLIED DURING THE INITIAL STAGE OF THE REMARK 3 REFINEMENT ONLY REMARK 4 REMARK 4 1EGA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-DEC-98. REMARK 100 THE DEPOSITION ID IS D_1000000186. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-JUN-98 REMARK 200 TEMPERATURE (KELVIN) : 100.0 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 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : BENT MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 35696 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 6.400 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05600 REMARK 200 FOR THE DATA SET : 31.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.50 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.1 REMARK 200 DATA REDUNDANCY IN SHELL : 6.10 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.49000 REMARK 200 FOR SHELL : 3.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR REMARK 200 SOFTWARE USED: PHASES, SHARP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: REMARK 200 THE STRUCTURE WAS SOLVED BY A COMBINATION OF MIR AND MAD METHODS. REMARK 200 MAD DATA REMARK 200 SETS, USING HG ANOMALOUS SCATTERING AT WAVELENGTH 1.00870A, REMARK 200 1.00764A, 0.99184A REMARK 200 AND 1.00903A, WERE COLLECTED AT NSLS BEAMLINE X9B WITH MAR345 REMARK 200 DETECTOR. REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 65.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.50 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN 8MG/ML TRIS BUFFER 0.1M, PH REMARK 280 8.0 LITHIUM SULFATE 0.8M SODIUM CHLORIDE 0.8M 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 33.78000 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 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: 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 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 SER A 2 REMARK 465 ILE A 3 REMARK 465 GLY A 296 REMARK 465 TYR A 297 REMARK 465 VAL A 298 REMARK 465 ASP A 299 REMARK 465 ASP A 300 REMARK 465 LEU A 301 REMARK 465 MET B 1 REMARK 465 SER B 2 REMARK 465 ILE B 3 REMARK 465 TYR B 297 REMARK 465 VAL B 298 REMARK 465 ASP B 299 REMARK 465 ASP B 300 REMARK 465 LEU B 301 REMARK 475 REMARK 475 ZERO OCCUPANCY RESIDUES REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY. REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE) REMARK 475 M RES C SSEQI REMARK 475 ASN A 224 REMARK 475 GLU A 225 REMARK 475 ARG A 226 REMARK 475 GLY A 227 REMARK 475 GLY A 228 REMARK 475 ASN B 224 REMARK 475 GLU B 225 REMARK 475 ARG B 226 REMARK 475 GLY B 227 REMARK 475 GLY B 228 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 B 211 C - N - CA ANGL. DEV. = 9.7 DEGREES REMARK 500 ARG B 293 NE - CZ - NH2 ANGL. DEV. = 3.6 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 ARG A 38 79.88 -116.72 REMARK 500 GLN A 41 77.75 -69.97 REMARK 500 GLU A 53 117.71 -160.69 REMARK 500 TRP A 101 96.49 -161.16 REMARK 500 ARG A 113 -40.05 -29.10 REMARK 500 VAL A 129 90.09 -62.46 REMARK 500 GLU A 131 79.12 -105.66 REMARK 500 ALA A 133 -6.71 -56.95 REMARK 500 MET A 146 170.99 176.18 REMARK 500 LEU A 160 -72.23 -41.40 REMARK 500 GLU A 182 -71.07 -47.59 REMARK 500 ASP A 183 44.25 -98.21 REMARK 500 LYS A 250 -2.99 56.41 REMARK 500 GLU A 270 77.41 -114.56 REMARK 500 ALA A 271 142.52 170.36 REMARK 500 SER B 37 -163.40 -75.55 REMARK 500 ARG B 38 22.83 -161.57 REMARK 500 LYS B 39 95.75 -63.19 REMARK 500 ALA B 143 0.02 -62.25 REMARK 500 LEU B 160 -75.44 -53.72 REMARK 500 GLU B 182 -70.95 -46.29 REMARK 500 ASP B 183 43.96 -96.18 REMARK 500 LEU B 210 148.11 -38.76 REMARK 500 TYR B 212 -3.66 -57.38 REMARK 500 GLU B 217 125.94 -173.37 REMARK 500 GLU B 238 -75.38 -77.98 REMARK 500 LYS B 250 -4.93 53.17 REMARK 500 SER B 283 11.33 -67.99 REMARK 500 TRP B 285 178.78 -59.06 REMARK 500 SER B 294 28.11 -63.11 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: HG REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: MERCURY ATOM-BINDING SITES IN EMP DERIVATIVE REMARK 800 USED IN MAD PHASING REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 304 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 305 DBREF 1EGA A 1 301 UNP P06616 ERA_ECOLI 1 301 DBREF 1EGA B 1 301 UNP P06616 ERA_ECOLI 1 301 SEQRES 1 A 301 MET SER ILE ASP LYS SER TYR CYS GLY PHE ILE ALA ILE SEQRES 2 A 301 VAL GLY ARG PRO ASN VAL GLY LYS SER THR LEU LEU ASN SEQRES 3 A 301 LYS LEU LEU GLY GLN LYS ILE SER ILE THR SER ARG LYS SEQRES 4 A 301 ALA GLN THR THR ARG HIS ARG ILE VAL GLY ILE HIS THR SEQRES 5 A 301 GLU GLY ALA TYR GLN ALA ILE TYR VAL ASP THR PRO GLY SEQRES 6 A 301 LEU HIS MET GLU GLU LYS ARG ALA ILE ASN ARG LEU MET SEQRES 7 A 301 ASN LYS ALA ALA SER SER SER ILE GLY ASP VAL GLU LEU SEQRES 8 A 301 VAL ILE PHE VAL VAL GLU GLY THR ARG TRP THR PRO ASP SEQRES 9 A 301 ASP GLU MET VAL LEU ASN LYS LEU ARG GLU GLY LYS ALA SEQRES 10 A 301 PRO VAL ILE LEU ALA VAL ASN LYS VAL ASP ASN VAL GLN SEQRES 11 A 301 GLU LYS ALA ASP LEU LEU PRO HIS LEU GLN PHE LEU ALA SEQRES 12 A 301 SER GLN MET ASN PHE LEU ASP ILE VAL PRO ILE SER ALA SEQRES 13 A 301 GLU THR GLY LEU ASN VAL ASP THR ILE ALA ALA ILE VAL SEQRES 14 A 301 ARG LYS HIS LEU PRO GLU ALA THR HIS HIS PHE PRO GLU SEQRES 15 A 301 ASP TYR ILE THR ASP ARG SER GLN ARG PHE MET ALA SER SEQRES 16 A 301 GLU ILE ILE ARG GLU LYS LEU MET ARG PHE LEU GLY ALA SEQRES 17 A 301 GLU LEU PRO TYR SER VAL THR VAL GLU ILE GLU ARG PHE SEQRES 18 A 301 VAL SER ASN GLU ARG GLY GLY TYR ASP ILE ASN GLY LEU SEQRES 19 A 301 ILE LEU VAL GLU ARG GLU GLY GLN LYS LYS MET VAL ILE SEQRES 20 A 301 GLY ASN LYS GLY ALA LYS ILE LYS THR ILE GLY ILE GLU SEQRES 21 A 301 ALA ARG LYS ASP MET GLN GLU MET PHE GLU ALA PRO VAL SEQRES 22 A 301 HIS LEU GLU LEU TRP VAL LYS VAL LYS SER GLY TRP ALA SEQRES 23 A 301 ASP ASP GLU ARG ALA LEU ARG SER LEU GLY TYR VAL ASP SEQRES 24 A 301 ASP LEU SEQRES 1 B 301 MET SER ILE ASP LYS SER TYR CYS GLY PHE ILE ALA ILE SEQRES 2 B 301 VAL GLY ARG PRO ASN VAL GLY LYS SER THR LEU LEU ASN SEQRES 3 B 301 LYS LEU LEU GLY GLN LYS ILE SER ILE THR SER ARG LYS SEQRES 4 B 301 ALA GLN THR THR ARG HIS ARG ILE VAL GLY ILE HIS THR SEQRES 5 B 301 GLU GLY ALA TYR GLN ALA ILE TYR VAL ASP THR PRO GLY SEQRES 6 B 301 LEU HIS MET GLU GLU LYS ARG ALA ILE ASN ARG LEU MET SEQRES 7 B 301 ASN LYS ALA ALA SER SER SER ILE GLY ASP VAL GLU LEU SEQRES 8 B 301 VAL ILE PHE VAL VAL GLU GLY THR ARG TRP THR PRO ASP SEQRES 9 B 301 ASP GLU MET VAL LEU ASN LYS LEU ARG GLU GLY LYS ALA SEQRES 10 B 301 PRO VAL ILE LEU ALA VAL ASN LYS VAL ASP ASN VAL GLN SEQRES 11 B 301 GLU LYS ALA ASP LEU LEU PRO HIS LEU GLN PHE LEU ALA SEQRES 12 B 301 SER GLN MET ASN PHE LEU ASP ILE VAL PRO ILE SER ALA SEQRES 13 B 301 GLU THR GLY LEU ASN VAL ASP THR ILE ALA ALA ILE VAL SEQRES 14 B 301 ARG LYS HIS LEU PRO GLU ALA THR HIS HIS PHE PRO GLU SEQRES 15 B 301 ASP TYR ILE THR ASP ARG SER GLN ARG PHE MET ALA SER SEQRES 16 B 301 GLU ILE ILE ARG GLU LYS LEU MET ARG PHE LEU GLY ALA SEQRES 17 B 301 GLU LEU PRO TYR SER VAL THR VAL GLU ILE GLU ARG PHE SEQRES 18 B 301 VAL SER ASN GLU ARG GLY GLY TYR ASP ILE ASN GLY LEU SEQRES 19 B 301 ILE LEU VAL GLU ARG GLU GLY GLN LYS LYS MET VAL ILE SEQRES 20 B 301 GLY ASN LYS GLY ALA LYS ILE LYS THR ILE GLY ILE GLU SEQRES 21 B 301 ALA ARG LYS ASP MET GLN GLU MET PHE GLU ALA PRO VAL SEQRES 22 B 301 HIS LEU GLU LEU TRP VAL LYS VAL LYS SER GLY TRP ALA SEQRES 23 B 301 ASP ASP GLU ARG ALA LEU ARG SER LEU GLY TYR VAL ASP SEQRES 24 B 301 ASP LEU HET SO4 A 302 5 HET SO4 A 303 5 HET SO4 A 305 5 HET SO4 B 303 5 HET SO4 B 304 5 HETNAM SO4 SULFATE ION FORMUL 3 SO4 5(O4 S 2-) FORMUL 8 HOH *149(H2 O) HELIX 1 1 LYS A 21 LEU A 29 1 9 HELIX 2 2 MET A 68 MET A 78 1 11 HELIX 3 3 PRO A 103 ARG A 113 1 11 HELIX 4 4 LYS A 132 GLN A 145 1 14 HELIX 5 5 VAL A 162 HIS A 172 1 11 HELIX 6 6 GLN A 190 GLU A 209 1 20 HELIX 7 7 GLU A 240 ILE A 247 1 8 HELIX 8 8 ASN A 249 MET A 268 5 20 HELIX 9 9 ASP A 287 LEU A 292 1 6 HELIX 10 10 LYS B 21 LEU B 29 1 9 HELIX 11 11 MET B 68 MET B 78 1 11 HELIX 12 12 PRO B 103 ARG B 113 1 11 HELIX 13 13 VAL B 126 ASN B 128 5 3 HELIX 14 14 LYS B 132 LEU B 142 1 11 HELIX 15 15 VAL B 162 HIS B 172 1 11 HELIX 16 16 GLN B 190 PHE B 205 1 16 HELIX 17 17 GLU B 240 ILE B 247 1 8 HELIX 18 18 ASN B 249 GLU B 267 5 19 HELIX 19 19 ASP B 287 ARG B 293 1 7 SHEET 1 A 6 ASP A 150 PRO A 153 0 SHEET 2 A 6 PRO A 118 ASN A 124 1 N LEU A 121 O ASP A 150 SHEET 3 A 6 LEU A 91 GLU A 97 1 N VAL A 92 O PRO A 118 SHEET 4 A 6 TYR A 7 VAL A 14 1 N ALA A 12 O ILE A 93 SHEET 5 A 6 TYR A 56 VAL A 61 1 N GLN A 57 O TYR A 7 SHEET 6 A 6 ILE A 47 GLU A 53 -1 N GLU A 53 O TYR A 56 SHEET 1 B 4 ILE A 33 ILE A 35 0 SHEET 2 B 4 VAL A 214 VAL A 222 1 N VAL A 214 O SER A 34 SHEET 3 B 4 TYR A 229 VAL A 237 -1 N LEU A 236 O THR A 215 SHEET 4 B 4 VAL A 273 VAL A 281 1 N HIS A 274 O TYR A 229 SHEET 1 C 6 ASP B 150 ILE B 154 0 SHEET 2 C 6 PRO B 118 ASN B 124 1 N LEU B 121 O ASP B 150 SHEET 3 C 6 LEU B 91 GLU B 97 1 N VAL B 92 O PRO B 118 SHEET 4 C 6 TYR B 7 VAL B 14 1 N ALA B 12 O ILE B 93 SHEET 5 C 6 TYR B 56 VAL B 61 1 N GLN B 57 O TYR B 7 SHEET 6 C 6 ILE B 47 GLU B 53 -1 N GLU B 53 O TYR B 56 SHEET 1 D 2 ILE B 33 ILE B 35 0 SHEET 2 D 2 VAL B 214 VAL B 216 1 N VAL B 214 O SER B 34 SHEET 1 E 3 VAL B 273 VAL B 281 0 SHEET 2 E 3 TYR B 229 VAL B 237 1 N TYR B 229 O HIS B 274 SHEET 3 E 3 ILE B 218 VAL B 222 -1 N VAL B 222 O ASP B 230 SITE 1 HG 4 CYS A 8 HIS A 51 CYS B 8 HIS B 51 SITE 1 AC1 5 ASN A 18 VAL A 19 GLY A 20 LYS A 21 SITE 2 AC1 5 SER A 22 SITE 1 AC2 6 THR A 23 ASN A 26 LYS A 27 THR A 36 SITE 2 AC2 6 THR A 215 LYS A 282 SITE 1 AC3 5 ASN B 18 VAL B 19 GLY B 20 LYS B 21 SITE 2 AC3 5 SER B 22 SITE 1 AC4 6 THR B 23 ASN B 26 LYS B 27 THR B 36 SITE 2 AC4 6 THR B 215 LYS B 282 SITE 1 AC5 4 LYS A 32 TYR A 212 HOH A 374 HOH A 405 CRYST1 86.790 67.560 87.290 90.00 115.82 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 0.011522 0.000000 0.005575 0.00000 SCALE2 0.000000 0.014802 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012727 0.00000 MTRIX1 1 -0.436003 0.021836 0.899680 -53.95378 1 MTRIX2 1 -0.006210 -0.899924 0.003681 40.59216 1 MTRIX3 1 0.436031 0.999755 0.021255 33.22843 1