HEADER SIGNALING PROTEIN 17-JUL-00 1FC3 TITLE THE CRYSTAL STRUCTURE OF TRANS-ACTIVATION DOMAIN OF THE SPORULATION TITLE 2 RESPONSE REGULATOR, SPO0A COMPND MOL_ID: 1; COMPND 2 MOLECULE: SPO0A; COMPND 3 CHAIN: A, B, C; COMPND 4 FRAGMENT: C-TERMINAL DOMAIN; COMPND 5 SYNONYM: SPORULATION RESPONSE REGULATOR; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: GEOBACILLUS STEAROTHERMOPHILUS; SOURCE 3 ORGANISM_TAXID: 1422; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET KEYWDS RESPONSE REGULATOR, SIGNALING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR R.J.LEWIS,S.KRZYWDA,A.J.WILKINSON REVDAT 4 07-FEB-24 1FC3 1 REMARK REVDAT 3 24-FEB-09 1FC3 1 VERSN REVDAT 2 01-APR-03 1FC3 1 JRNL REVDAT 1 08-NOV-00 1FC3 0 JRNL AUTH R.J.LEWIS,S.KRZYWDA,J.A.BRANNIGAN,J.P.TURKENBURG,K.MUCHOVA, JRNL AUTH 2 E.J.DODSON,I.BARAK,A.J.WILKINSON JRNL TITL THE TRANS-ACTIVATION DOMAIN OF THE SPORULATION RESPONSE JRNL TITL 2 REGULATOR SPO0A REVEALED BY X-RAY CRYSTALLOGRAPHY. JRNL REF MOL.MICROBIOL. V. 38 198 2000 JRNL REFN ISSN 0950-382X JRNL PMID 11069648 JRNL DOI 10.1046/J.1365-2958.2000.02134.X REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH R.J.LEWIS,K.MUCHOVA,J.A.BRANNIGAN,I.BARAK,G.LEONARD, REMARK 1 AUTH 2 A.J.WILKINSON REMARK 1 TITL DOMAIN-SWAPPING IN THE SPORULATION RESPONSE REGULATOR SPO0A REMARK 1 REF J.MOL.BIOL. V. 297 757 2000 REMARK 1 REFN ISSN 0022-2836 REMARK 1 DOI 10.1006/JMBI.2000.3598 REMARK 1 REFERENCE 2 REMARK 1 AUTH R.J.LEWIS,J.A.BRANNIGAN,K.MUCHOVA,I.BARAK,A.J.WILKINSON REMARK 1 TITL PHOSPHORYLATED ASPARTATE IN THE STRUCTURE OF A RESPONSE REMARK 1 TITL 2 REGULATOR PROTEIN REMARK 1 REF J.MOL.BIOL. V. 294 9 1999 REMARK 1 REFN ISSN 0022-2836 REMARK 1 DOI 10.1006/JMBI.1999.3261 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 87.6 REMARK 3 NUMBER OF REFLECTIONS : 24473 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) : 0.199 REMARK 3 R VALUE (WORKING SET) : 0.196 REMARK 3 FREE R VALUE : 0.258 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1221 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2646 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 319 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 29.38 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 31.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.60000 REMARK 3 B22 (A**2) : -1.36000 REMARK 3 B33 (A**2) : -1.80000 REMARK 3 B12 (A**2) : -0.44000 REMARK 3 B13 (A**2) : -1.64000 REMARK 3 B23 (A**2) : -0.95000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.212 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.197 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.139 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.004 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.018 ; 0.021 REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.008 ; 0.020 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.142 ; 0.200 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 0.540 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 0.973 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.413 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.062 ; 4.500 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1FC3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-AUG-00. REMARK 100 THE DEPOSITION ID IS D_1000011468. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-DEC-99 REMARK 200 TEMPERATURE (KELVIN) : 110 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.933 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27976 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 87.6 REMARK 200 DATA REDUNDANCY : 7.270 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06000 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 19.4100 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 55.6 REMARK 200 DATA REDUNDANCY IN SHELL : 1.31 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.31300 REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.230 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: SOLVE, DM REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.91 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.63 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M HEPES PH 7.5, 20% W/V PEG 10K, REMARK 280 0.1 M MALTOSE, 10 MM BME REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,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 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: TRIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 SER A 259 REMARK 465 ASN B 140 REMARK 465 GLU B 222 REMARK 465 SER B 223 REMARK 465 ILE B 224 REMARK 465 SER B 225 REMARK 465 SER B 226 REMARK 465 LEU B 227 REMARK 465 PHE B 228 REMARK 465 GLY B 229 REMARK 465 TYR B 230 REMARK 465 THR B 231 REMARK 465 VAL B 232 REMARK 465 SER B 233 REMARK 465 VAL B 234 REMARK 465 SER B 235 REMARK 465 HIS B 256 REMARK 465 LYS B 257 REMARK 465 ALA B 258 REMARK 465 SER B 259 REMARK 465 HIS C 256 REMARK 465 LYS C 257 REMARK 465 ALA C 258 REMARK 465 SER C 259 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 GLY A 219 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 LYS A 195 CD CE NZ REMARK 480 ARG A 218 C O CG CD NE CZ NH1 REMARK 480 ARG A 218 NH2 REMARK 480 ASN A 220 N CG OD1 ND2 REMARK 480 GLU A 222 CB CG CD OE1 OE2 REMARK 480 LYS A 236 CG CD CE NZ REMARK 480 LYS A 238 CD CE NZ REMARK 480 LYS B 141 CB CG CD CE NZ REMARK 480 LYS B 143 CB CG CD CE NZ REMARK 480 ASN B 144 CB CG OD1 ND2 REMARK 480 LYS B 195 CD CE NZ REMARK 480 LYS B 236 CG CD CE NZ REMARK 480 LYS B 251 CD CE NZ REMARK 480 GLU B 255 CB CG CD OE1 OE2 REMARK 480 LYS C 141 CG CD CE NZ REMARK 480 LYS C 143 CD CE NZ REMARK 480 LYS C 195 CE NZ REMARK 480 GLU C 222 CB CG CD OE1 OE2 REMARK 480 VAL C 232 CB CG1 CG2 REMARK 480 VAL C 234 CB CG1 CG2 REMARK 480 LYS C 236 CB CG CD CE NZ REMARK 480 LEU C 254 CG CD1 CD2 REMARK 480 GLU C 255 CA CB CG CD OE1 OE2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O LEU B 254 CB LYS C 236 1766 2.17 REMARK 500 REMARK 500 REMARK: NULL 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 LYS A 236 CB LYS A 236 CG 0.229 REMARK 500 LYS C 143 CD LYS C 143 CE 0.162 REMARK 500 LYS C 195 CD LYS C 195 CE 0.275 REMARK 500 GLU C 222 CA GLU C 222 CB -0.206 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 ARG A 209 NE - CZ - NH1 ANGL. DEV. = 4.9 DEGREES REMARK 500 ARG A 209 NE - CZ - NH2 ANGL. DEV. = -6.8 DEGREES REMARK 500 LYS A 236 CA - CB - CG ANGL. DEV. = -14.3 DEGREES REMARK 500 ASP A 250 CB - CG - OD2 ANGL. DEV. = 5.9 DEGREES REMARK 500 ASP C 178 CB - CG - OD2 ANGL. DEV. = 6.2 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 VAL A 188 -65.60 -130.97 REMARK 500 THR A 199 -159.44 -148.76 REMARK 500 ASN A 220 18.25 45.64 REMARK 500 PRO B 142 -39.71 -37.32 REMARK 500 VAL B 188 -66.31 -125.40 REMARK 500 VAL C 188 -61.00 -126.80 REMARK 500 THR C 199 -154.63 -136.35 REMARK 500 VAL C 234 43.00 -147.07 REMARK 500 LEU C 254 -85.97 -73.41 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1DZ3 RELATED DB: PDB REMARK 900 1DZ3 IS THE RECEIVER DOMAIN OF THE SPORULATION RESPONSE REGULATOR REMARK 900 SPO0A REMARK 900 RELATED ID: 1QMP RELATED DB: PDB REMARK 900 1QMP IS THE PHOSPHORYLATED ASPARTATE IN THE CRYSTAL STRUCTURE OF REMARK 900 THE RECEIVER DOMAIN OF THE SPORULATION RESPONSE REGULATOR, SPO0A DBREF 1FC3 A 140 259 UNP P52934 SP0A_BACST 140 259 DBREF 1FC3 B 140 259 UNP P52934 SP0A_BACST 140 259 DBREF 1FC3 C 140 259 UNP P52934 SP0A_BACST 140 259 SEQRES 1 A 120 ASN LYS PRO LYS ASN LEU ASP ALA SER ILE THR SER ILE SEQRES 2 A 120 ILE HIS GLU ILE GLY VAL PRO ALA HIS ILE LYS GLY TYR SEQRES 3 A 120 LEU TYR LEU ARG GLU ALA ILE ALA MET VAL TYR HIS ASP SEQRES 4 A 120 ILE GLU LEU LEU GLY SER ILE THR LYS VAL LEU TYR PRO SEQRES 5 A 120 ASP ILE ALA LYS LYS TYR ASN THR THR ALA SER ARG VAL SEQRES 6 A 120 GLU ARG ALA ILE ARG HIS ALA ILE GLU VAL ALA TRP SER SEQRES 7 A 120 ARG GLY ASN LEU GLU SER ILE SER SER LEU PHE GLY TYR SEQRES 8 A 120 THR VAL SER VAL SER LYS ALA LYS PRO THR ASN SER GLU SEQRES 9 A 120 PHE ILE ALA MET VAL ALA ASP LYS LEU ARG LEU GLU HIS SEQRES 10 A 120 LYS ALA SER SEQRES 1 B 120 ASN LYS PRO LYS ASN LEU ASP ALA SER ILE THR SER ILE SEQRES 2 B 120 ILE HIS GLU ILE GLY VAL PRO ALA HIS ILE LYS GLY TYR SEQRES 3 B 120 LEU TYR LEU ARG GLU ALA ILE ALA MET VAL TYR HIS ASP SEQRES 4 B 120 ILE GLU LEU LEU GLY SER ILE THR LYS VAL LEU TYR PRO SEQRES 5 B 120 ASP ILE ALA LYS LYS TYR ASN THR THR ALA SER ARG VAL SEQRES 6 B 120 GLU ARG ALA ILE ARG HIS ALA ILE GLU VAL ALA TRP SER SEQRES 7 B 120 ARG GLY ASN LEU GLU SER ILE SER SER LEU PHE GLY TYR SEQRES 8 B 120 THR VAL SER VAL SER LYS ALA LYS PRO THR ASN SER GLU SEQRES 9 B 120 PHE ILE ALA MET VAL ALA ASP LYS LEU ARG LEU GLU HIS SEQRES 10 B 120 LYS ALA SER SEQRES 1 C 120 ASN LYS PRO LYS ASN LEU ASP ALA SER ILE THR SER ILE SEQRES 2 C 120 ILE HIS GLU ILE GLY VAL PRO ALA HIS ILE LYS GLY TYR SEQRES 3 C 120 LEU TYR LEU ARG GLU ALA ILE ALA MET VAL TYR HIS ASP SEQRES 4 C 120 ILE GLU LEU LEU GLY SER ILE THR LYS VAL LEU TYR PRO SEQRES 5 C 120 ASP ILE ALA LYS LYS TYR ASN THR THR ALA SER ARG VAL SEQRES 6 C 120 GLU ARG ALA ILE ARG HIS ALA ILE GLU VAL ALA TRP SER SEQRES 7 C 120 ARG GLY ASN LEU GLU SER ILE SER SER LEU PHE GLY TYR SEQRES 8 C 120 THR VAL SER VAL SER LYS ALA LYS PRO THR ASN SER GLU SEQRES 9 C 120 PHE ILE ALA MET VAL ALA ASP LYS LEU ARG LEU GLU HIS SEQRES 10 C 120 LYS ALA SER FORMUL 4 HOH *319(H2 O) HELIX 1 1 ASN A 140 GLY A 157 1 18 HELIX 2 2 ILE A 162 ASP A 178 1 17 HELIX 3 3 ILE A 179 ILE A 185 5 7 HELIX 4 4 VAL A 188 ASN A 198 1 11 HELIX 5 5 THR A 200 ARG A 218 1 19 HELIX 6 6 ILE A 224 GLY A 229 1 6 HELIX 7 7 GLY A 229 VAL A 234 1 6 HELIX 8 8 THR A 240 GLU A 255 1 16 HELIX 9 9 LYS B 141 GLY B 157 1 17 HELIX 10 10 ILE B 162 ASP B 178 1 17 HELIX 11 11 ILE B 179 ILE B 185 5 7 HELIX 12 12 VAL B 188 TYR B 197 1 10 HELIX 13 13 THR B 200 GLY B 219 1 20 HELIX 14 14 THR B 240 LEU B 254 1 15 HELIX 15 15 ASN C 140 GLY C 157 1 18 HELIX 16 16 ILE C 162 ASP C 178 1 17 HELIX 17 17 ILE C 179 ILE C 185 5 7 HELIX 18 18 VAL C 188 TYR C 197 1 10 HELIX 19 19 THR C 200 ARG C 218 1 19 HELIX 20 20 ILE C 224 GLY C 229 1 6 HELIX 21 21 GLY C 229 VAL C 234 1 6 HELIX 22 22 THR C 240 GLU C 255 1 16 CRYST1 43.118 53.414 53.718 90.82 111.73 111.32 P 1 3 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 0.023192 0.009049 0.010964 0.00000 SCALE2 0.000000 0.020096 0.003511 0.00000 SCALE3 0.000000 0.000000 0.020343 0.00000