HEADER TRANSCRIPTION/TRANSFERASE 27-FEB-09 3GFK TITLE CRYSTAL STRUCTURE OF BACILLUS SUBTILIS SPX/RNA POLYMERASE ALPHA TITLE 2 SUBUNIT C-TERMINAL DOMAIN COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: REGULATORY PROTEIN SPX; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: DNA-DIRECTED RNA POLYMERASE SUBUNIT ALPHA; COMPND 7 CHAIN: B; COMPND 8 FRAGMENT: ALPHA C-TERMINAL DOMAIN (ALPHA-CTD); COMPND 9 SYNONYM: RNAP SUBUNIT ALPHA, TRANSCRIPTASE SUBUNIT ALPHA, RNA COMPND 10 POLYMERASE SUBUNIT ALPHA; COMPND 11 EC: 2.7.7.6; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS SUBTILIS; SOURCE 3 ORGANISM_TAXID: 1423; SOURCE 4 GENE: SPXA, BSU11500; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: BACILLUS SUBTILIS; SOURCE 10 ORGANISM_TAXID: 1423; SOURCE 11 GENE: RPOA, BSU01430; SOURCE 12 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 13 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS PROTEIN-PROTEIN COMPLEX, CYTOPLASM, REDOX-ACTIVE CENTER, STRESS KEYWDS 2 RESPONSE, TRANSCRIPTION, TRANSCRIPTION REGULATION, DNA-DIRECTED RNA KEYWDS 3 POLYMERASE, NUCLEOTIDYLTRANSFERASE, TRANSFERASE, TRANSCRIPTION- KEYWDS 4 TRANSFERASE COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR V.LAMOUR,L.F.WESTBLADE,E.A.CAMPBELL,S.A.DARST REVDAT 3 06-SEP-23 3GFK 1 SEQADV REVDAT 2 20-OCT-09 3GFK 1 JRNL REVDAT 1 10-MAR-09 3GFK 0 JRNL AUTH V.LAMOUR,L.F.WESTBLADE,E.A.CAMPBELL,S.A.DARST JRNL TITL CRYSTAL STRUCTURE OF THE IN VIVO-ASSEMBLED BACILLUS SUBTILIS JRNL TITL 2 SPX/RNA POLYMERASE ALPHA SUBUNIT C-TERMINAL DOMAIN COMPLEX JRNL REF J.STRUCT.BIOL. V. 168 352 2009 JRNL REFN ISSN 1047-8477 JRNL PMID 19580872 JRNL DOI 10.1016/J.JSB.2009.07.001 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.9 REMARK 3 NUMBER OF REFLECTIONS : 10088 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) : 0.229 REMARK 3 FREE R VALUE : 0.282 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 523 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 : 1586 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 257 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.21100 REMARK 3 B22 (A**2) : 1.81800 REMARK 3 B33 (A**2) : -1.60700 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 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) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ANISOTROPIC 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3GFK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-FEB-09. REMARK 100 THE DEPOSITION ID IS D_1000051796. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-JAN-04 REMARK 200 TEMPERATURE (KELVIN) : 180 REMARK 200 PH : 5.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X25 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.3376 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11313 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 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 (%) : 99.4 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL 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: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 1Z3E REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.20 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: VAPOR DIFFUSION AGAINST 6% (W/V) PEG REMARK 280 6000, 100 MM SODIUM ACETATE, PH 5.0, 10 MICROMOLAR CUCL2, REMARK 280 PROTEIN CONCENTRATION 11.5 MG/ML, TEMPERATURE 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 20.95000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 58.60000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 22.15000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 58.60000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 20.95000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 22.15000 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: 1280 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 11890 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -5.0 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 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 ARG A 119 REMARK 465 SER A 120 REMARK 465 PHE A 121 REMARK 465 GLN A 122 REMARK 465 LEU A 123 REMARK 465 ARG A 124 REMARK 465 GLU A 125 REMARK 465 ALA A 126 REMARK 465 GLN A 127 REMARK 465 ARG A 128 REMARK 465 LEU A 129 REMARK 465 ALA A 130 REMARK 465 ASN A 131 REMARK 465 LYS B 312 REMARK 465 ASP B 313 REMARK 465 ASP B 314 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O LYS B 240 OE1 GLU B 242 2.01 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 PRO B 237 C - N - CA ANGL. DEV. = 11.9 DEGREES REMARK 500 LYS B 240 N - CA - C ANGL. DEV. = -26.3 DEGREES REMARK 500 LYS B 245 N - CA - C ANGL. DEV. = -19.1 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 ASN A 68 64.64 39.68 REMARK 500 PRO B 237 -75.62 -64.74 REMARK 500 HIS B 238 -101.67 4.38 REMARK 500 MET B 239 -149.95 -91.68 REMARK 500 LYS B 240 39.73 108.37 REMARK 500 ASP B 243 -150.98 75.10 REMARK 500 GLN B 244 -165.59 56.95 REMARK 500 LYS B 245 143.65 -175.27 REMARK 500 ASN B 290 5.63 59.49 REMARK 500 REMARK 500 REMARK: NULL DBREF 3GFK A 1 131 UNP O31602 SPX_BACSU 1 131 DBREF 3GFK B 240 314 UNP P20429 RPOA_BACSU 240 314 SEQADV 3GFK GLY B 236 UNP P20429 EXPRESSION TAG SEQADV 3GFK PRO B 237 UNP P20429 EXPRESSION TAG SEQADV 3GFK HIS B 238 UNP P20429 EXPRESSION TAG SEQADV 3GFK MET B 239 UNP P20429 EXPRESSION TAG SEQRES 1 A 131 MET VAL THR LEU TYR THR SER PRO SER CYS THR SER CYS SEQRES 2 A 131 ARG LYS ALA ARG ALA TRP LEU GLU GLU HIS GLU ILE PRO SEQRES 3 A 131 PHE VAL GLU ARG ASN ILE PHE SER GLU PRO LEU SER ILE SEQRES 4 A 131 ASP GLU ILE LYS GLN ILE LEU ARG MET THR GLU ASP GLY SEQRES 5 A 131 THR ASP GLU ILE ILE SER THR ARG SER LYS VAL PHE GLN SEQRES 6 A 131 LYS LEU ASN VAL ASN VAL GLU SER MET PRO LEU GLN ASP SEQRES 7 A 131 LEU TYR ARG LEU ILE ASN GLU HIS PRO GLY LEU LEU ARG SEQRES 8 A 131 ARG PRO ILE ILE ILE ASP GLU LYS ARG LEU GLN VAL GLY SEQRES 9 A 131 TYR ASN GLU ASP GLU ILE ARG ARG PHE LEU PRO ARG LYS SEQRES 10 A 131 VAL ARG SER PHE GLN LEU ARG GLU ALA GLN ARG LEU ALA SEQRES 11 A 131 ASN SEQRES 1 B 79 GLY PRO HIS MET LYS GLU GLU ASP GLN LYS GLU LYS VAL SEQRES 2 B 79 LEU GLU MET THR ILE GLU GLU LEU ASP LEU SER VAL ARG SEQRES 3 B 79 SER TYR ASN CYS LEU LYS ARG ALA GLY ILE ASN THR VAL SEQRES 4 B 79 GLN GLU LEU ALA ASN LYS THR GLU GLU ASP MET MET LYS SEQRES 5 B 79 VAL ARG ASN LEU GLY ARG LYS SER LEU GLU GLU VAL LYS SEQRES 6 B 79 ALA LYS LEU GLU GLU LEU GLY LEU GLY LEU ARG LYS ASP SEQRES 7 B 79 ASP FORMUL 3 HOH *257(H2 O) HELIX 1 1 CYS A 10 HIS A 23 1 14 HELIX 2 2 SER A 38 THR A 49 1 12 HELIX 3 3 ASP A 51 ILE A 56 5 6 HELIX 4 4 SER A 61 ASN A 68 1 8 HELIX 5 5 PRO A 75 HIS A 86 1 12 HELIX 6 6 PRO A 87 LEU A 90 5 4 HELIX 7 7 ASP A 108 LEU A 114 5 7 HELIX 8 8 LYS B 247 MET B 251 5 5 HELIX 9 9 THR B 252 LEU B 256 5 5 HELIX 10 10 SER B 259 ALA B 269 1 11 HELIX 11 11 THR B 273 ALA B 278 1 6 HELIX 12 12 THR B 281 MET B 286 1 6 HELIX 13 13 LEU B 291 LEU B 306 1 16 SHEET 1 A 4 PHE A 27 ASN A 31 0 SHEET 2 A 4 VAL A 2 THR A 6 1 N LEU A 4 O VAL A 28 SHEET 3 A 4 ILE A 94 ILE A 96 -1 O ILE A 94 N TYR A 5 SHEET 4 A 4 LEU A 101 VAL A 103 -1 O GLN A 102 N ILE A 95 SSBOND 1 CYS A 10 CYS A 13 1555 1555 2.76 CISPEP 1 ARG A 92 PRO A 93 0 0.94 CRYST1 41.900 44.300 117.200 90.00 90.00 90.00 P 21 21 21 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 0.023866 0.000000 0.000000 0.00000 SCALE2 0.000000 0.022573 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008532 0.00000