HEADER TRANSFERASE 24-JAN-16 5HS2 TITLE CRYSTAL STRUCTURE OF ISPD COMPLEXED WITH CTP AND MG2+ FROM BACILLUS TITLE 2 SUBTILIS AT 1.90 ANGSTROMS RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: 2-C-METHYL-D-ERYTHRITOL 4-PHOSPHATE CYTIDYLYLTRANSFERASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: 4-DIPHOSPHOCYTIDYL-2C-METHYL-D-ERYTHRITOL SYNTHASE,MEP COMPND 5 CYTIDYLYLTRANSFERASE,MCT; COMPND 6 EC: 2.7.7.60; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS SUBTILIS (STRAIN 168); SOURCE 3 ORGANISM_TAXID: 224308; SOURCE 4 STRAIN: 168; SOURCE 5 GENE: ISPD, YACM, BSU00900; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR Y.JIN,Z.C.LIU,G.G.WANG REVDAT 2 08-NOV-23 5HS2 1 REMARK LINK REVDAT 1 23-NOV-16 5HS2 0 JRNL AUTH Y.JIN,Z.LIU,Y.LI,W.LIU,Y.TAO,G.WANG JRNL TITL A STRUCTURAL AND FUNCTIONAL STUDY ON THE JRNL TITL 2 2-C-METHYL-D-ERYTHRITOL-4-PHOSPHATE CYTIDYLTRANSFERASE JRNL TITL 3 (ISPD) FROM BACILLUS SUBTILIS. JRNL REF SCI REP V. 6 36379 2016 JRNL REFN ESSN 2045-2322 JRNL PMID 27821871 JRNL DOI 10.1038/SREP36379 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0103 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.60 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 97.9 REMARK 3 NUMBER OF REFLECTIONS : 35210 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) : 0.207 REMARK 3 R VALUE (WORKING SET) : 0.204 REMARK 3 FREE R VALUE : 0.252 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1798 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.95 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2331 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 87.84 REMARK 3 BIN R VALUE (WORKING SET) : 0.3020 REMARK 3 BIN FREE R VALUE SET COUNT : 118 REMARK 3 BIN FREE R VALUE : 0.3510 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3465 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 30 REMARK 3 SOLVENT ATOMS : 208 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 45.76 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.80000 REMARK 3 B22 (A**2) : -2.26000 REMARK 3 B33 (A**2) : 1.87000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 2.58000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.169 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.159 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.143 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.126 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.956 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.938 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 3546 ; 0.013 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 3460 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 4791 ; 1.606 ; 1.974 REMARK 3 BOND ANGLES OTHERS (DEGREES): 7975 ; 0.943 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 438 ; 6.677 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 165 ;38.273 ;25.030 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 657 ;14.403 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 22 ;15.847 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 554 ; 0.085 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 3949 ; 0.007 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 758 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1761 ; 3.400 ; 4.327 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 1760 ; 3.400 ; 4.326 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2196 ; 4.868 ; 6.469 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 2197 ; 4.867 ; 6.471 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1785 ; 3.689 ; 4.807 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 1784 ; 3.690 ; 4.809 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 2595 ; 5.752 ; 6.992 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 3955 ; 8.300 ;34.365 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 3874 ; 8.279 ;34.229 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 5HS2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 28-JAN-16. REMARK 100 THE DEPOSITION ID IS D_1000217638. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-DEC-15 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRF REMARK 200 BEAMLINE : BL18U1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9778 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 37021 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 29.600 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.8 REMARK 200 DATA REDUNDANCY : 2.800 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 6.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.93 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.0 REMARK 200 DATA REDUNDANCY IN SHELL : 2.80 REMARK 200 R MERGE FOR SHELL (I) : 0.53500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 2YC3 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.73 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.31 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M MAGNESIUM CHLORIDE HEXAHYDRATE, REMARK 280 0.1M HEPES, 25% POLYETHYLENE GLYCOL 3350, 10MM CTP, 10MM MGCL2, REMARK 280 PH 7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K 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 24.71500 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4680 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19430 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -23.0 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 SER A 227 REMARK 465 GLY A 228 REMARK 465 ASN A 229 REMARK 465 LYS A 230 REMARK 465 HIS A 231 REMARK 465 VAL A 232 REMARK 465 ALA B 10 REMARK 465 GLY B 11 REMARK 465 GLN B 12 REMARK 465 GLY B 13 REMARK 465 LYS B 14 REMARK 465 ARG B 15 REMARK 465 MET B 16 REMARK 465 LYS B 17 REMARK 465 ALA B 18 REMARK 465 GLY B 19 REMARK 465 ARG B 20 REMARK 465 SER B 227 REMARK 465 GLY B 228 REMARK 465 ASN B 229 REMARK 465 LYS B 230 REMARK 465 HIS B 231 REMARK 465 VAL B 232 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 83 NE - CZ - NH1 ANGL. DEV. = 5.6 DEGREES REMARK 500 ARG A 83 NE - CZ - NH2 ANGL. DEV. = -5.8 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 ASP B 185 -168.56 -114.17 REMARK 500 GLU B 194 -152.35 58.69 REMARK 500 THR B 211 -53.93 -124.47 REMARK 500 REMARK 500 REMARK: NULL 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 302 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CTP A 301 O1A REMARK 620 2 CTP A 301 O2B 86.9 REMARK 620 3 CTP A 301 O3G 90.4 92.9 REMARK 620 4 HOH A 484 O 177.5 91.2 88.0 REMARK 620 5 HOH A 496 O 90.4 177.3 86.7 91.5 REMARK 620 6 HOH A 508 O 90.9 93.5 173.6 90.9 87.1 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 CTP A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 302 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 5DDT RELATED DB: PDB DBREF 5HS2 A 1 232 UNP Q06755 ISPD_BACSU 1 232 DBREF 5HS2 B 1 232 UNP Q06755 ISPD_BACSU 1 232 SEQRES 1 A 232 MET SER TYR ASP VAL VAL ILE PRO ALA ALA GLY GLN GLY SEQRES 2 A 232 LYS ARG MET LYS ALA GLY ARG ASN LYS LEU PHE ILE GLU SEQRES 3 A 232 LEU LYS GLY ASP PRO VAL ILE ILE HIS THR LEU ARG VAL SEQRES 4 A 232 PHE ASP SER HIS ARG GLN CYS ASP LYS ILE ILE LEU VAL SEQRES 5 A 232 ILE ASN GLU GLN GLU ARG GLU HIS PHE GLN GLN LEU LEU SEQRES 6 A 232 SER ASP TYR PRO PHE GLN THR SER ILE GLU LEU VAL ALA SEQRES 7 A 232 GLY GLY ASP GLU ARG GLN HIS SER VAL TYR LYS GLY LEU SEQRES 8 A 232 LYS ALA VAL LYS GLN GLU LYS ILE VAL LEU VAL HIS ASP SEQRES 9 A 232 GLY ALA ARG PRO PHE ILE LYS HIS GLU GLN ILE ASP GLU SEQRES 10 A 232 LEU ILE ALA GLU ALA GLU GLN THR GLY ALA ALA ILE LEU SEQRES 11 A 232 ALA VAL PRO VAL LYS ASP THR ILE LYS ARG VAL GLN ASP SEQRES 12 A 232 LEU GLN VAL SER GLU THR ILE GLU ARG SER SER LEU TRP SEQRES 13 A 232 ALA VAL GLN THR PRO GLN ALA PHE ARG LEU SER LEU LEU SEQRES 14 A 232 MET LYS ALA HIS ALA GLU ALA GLU ARG LYS GLY PHE LEU SEQRES 15 A 232 GLY THR ASP ASP ALA SER LEU VAL GLU GLN MET GLU GLY SEQRES 16 A 232 GLY SER VAL ARG VAL VAL GLU GLY SER TYR THR ASN ILE SEQRES 17 A 232 LYS LEU THR THR PRO ASP ASP LEU THR SER ALA GLU ALA SEQRES 18 A 232 ILE MET GLU SER GLU SER GLY ASN LYS HIS VAL SEQRES 1 B 232 MET SER TYR ASP VAL VAL ILE PRO ALA ALA GLY GLN GLY SEQRES 2 B 232 LYS ARG MET LYS ALA GLY ARG ASN LYS LEU PHE ILE GLU SEQRES 3 B 232 LEU LYS GLY ASP PRO VAL ILE ILE HIS THR LEU ARG VAL SEQRES 4 B 232 PHE ASP SER HIS ARG GLN CYS ASP LYS ILE ILE LEU VAL SEQRES 5 B 232 ILE ASN GLU GLN GLU ARG GLU HIS PHE GLN GLN LEU LEU SEQRES 6 B 232 SER ASP TYR PRO PHE GLN THR SER ILE GLU LEU VAL ALA SEQRES 7 B 232 GLY GLY ASP GLU ARG GLN HIS SER VAL TYR LYS GLY LEU SEQRES 8 B 232 LYS ALA VAL LYS GLN GLU LYS ILE VAL LEU VAL HIS ASP SEQRES 9 B 232 GLY ALA ARG PRO PHE ILE LYS HIS GLU GLN ILE ASP GLU SEQRES 10 B 232 LEU ILE ALA GLU ALA GLU GLN THR GLY ALA ALA ILE LEU SEQRES 11 B 232 ALA VAL PRO VAL LYS ASP THR ILE LYS ARG VAL GLN ASP SEQRES 12 B 232 LEU GLN VAL SER GLU THR ILE GLU ARG SER SER LEU TRP SEQRES 13 B 232 ALA VAL GLN THR PRO GLN ALA PHE ARG LEU SER LEU LEU SEQRES 14 B 232 MET LYS ALA HIS ALA GLU ALA GLU ARG LYS GLY PHE LEU SEQRES 15 B 232 GLY THR ASP ASP ALA SER LEU VAL GLU GLN MET GLU GLY SEQRES 16 B 232 GLY SER VAL ARG VAL VAL GLU GLY SER TYR THR ASN ILE SEQRES 17 B 232 LYS LEU THR THR PRO ASP ASP LEU THR SER ALA GLU ALA SEQRES 18 B 232 ILE MET GLU SER GLU SER GLY ASN LYS HIS VAL HET CTP A 301 29 HET MG A 302 1 HETNAM CTP CYTIDINE-5'-TRIPHOSPHATE HETNAM MG MAGNESIUM ION FORMUL 3 CTP C9 H16 N3 O14 P3 FORMUL 4 MG MG 2+ FORMUL 5 HOH *208(H2 O) HELIX 1 AA1 ASN A 21 PHE A 24 5 4 HELIX 2 AA2 VAL A 32 SER A 42 1 11 HELIX 3 AA3 ASN A 54 GLN A 56 5 3 HELIX 4 AA4 GLU A 57 ASP A 67 1 11 HELIX 5 AA5 GLU A 82 LYS A 92 1 11 HELIX 6 AA6 LYS A 111 GLY A 126 1 16 HELIX 7 AA7 LEU A 166 GLY A 180 1 15 HELIX 8 AA8 ASP A 185 GLN A 192 1 8 HELIX 9 AA9 THR A 212 GLU A 226 1 15 HELIX 10 AB1 ASN B 21 PHE B 24 5 4 HELIX 11 AB2 VAL B 32 SER B 42 1 11 HELIX 12 AB3 ASN B 54 GLN B 56 5 3 HELIX 13 AB4 GLU B 57 TYR B 68 1 12 HELIX 14 AB5 GLU B 82 LYS B 92 1 11 HELIX 15 AB6 LYS B 111 THR B 125 1 15 HELIX 16 AB7 LEU B 166 LYS B 179 1 14 HELIX 17 AB8 ASP B 186 MET B 193 1 8 HELIX 18 AB9 THR B 212 GLU B 226 1 15 SHEET 1 AA1 7 ILE A 74 ALA A 78 0 SHEET 2 AA1 7 CYS A 46 ILE A 53 1 N LEU A 51 O GLU A 75 SHEET 3 AA1 7 TYR A 3 PRO A 8 1 N VAL A 5 O ILE A 50 SHEET 4 AA1 7 ILE A 99 VAL A 102 1 O LEU A 101 N VAL A 6 SHEET 5 AA1 7 LEU A 155 ARG A 165 -1 O PHE A 164 N VAL A 100 SHEET 6 AA1 7 ALA A 127 PRO A 133 -1 N ALA A 128 O ALA A 163 SHEET 7 AA1 7 ARG A 199 GLU A 202 1 O VAL A 201 N ILE A 129 SHEET 1 AA2 7 ILE A 74 ALA A 78 0 SHEET 2 AA2 7 CYS A 46 ILE A 53 1 N LEU A 51 O GLU A 75 SHEET 3 AA2 7 TYR A 3 PRO A 8 1 N VAL A 5 O ILE A 50 SHEET 4 AA2 7 ILE A 99 VAL A 102 1 O LEU A 101 N VAL A 6 SHEET 5 AA2 7 LEU A 155 ARG A 165 -1 O PHE A 164 N VAL A 100 SHEET 6 AA2 7 ILE B 138 GLN B 142 -1 O LYS B 139 N TRP A 156 SHEET 7 AA2 7 GLN B 145 ILE B 150 -1 O SER B 147 N ARG B 140 SHEET 1 AA3 2 GLU A 26 LEU A 27 0 SHEET 2 AA3 2 ASP A 30 PRO A 31 -1 O ASP A 30 N LEU A 27 SHEET 1 AA4 7 VAL A 146 ILE A 150 0 SHEET 2 AA4 7 THR A 137 VAL A 141 -1 N ARG A 140 O GLU A 148 SHEET 3 AA4 7 LEU B 155 ARG B 165 -1 O VAL B 158 N THR A 137 SHEET 4 AA4 7 ILE B 99 VAL B 102 -1 N VAL B 100 O PHE B 164 SHEET 5 AA4 7 TYR B 3 PRO B 8 1 N VAL B 6 O LEU B 101 SHEET 6 AA4 7 CYS B 46 ILE B 53 1 O ILE B 50 N ILE B 7 SHEET 7 AA4 7 SER B 73 ALA B 78 1 O VAL B 77 N ILE B 53 SHEET 1 AA5 5 VAL A 146 ILE A 150 0 SHEET 2 AA5 5 THR A 137 VAL A 141 -1 N ARG A 140 O GLU A 148 SHEET 3 AA5 5 LEU B 155 ARG B 165 -1 O VAL B 158 N THR A 137 SHEET 4 AA5 5 ALA B 127 PRO B 133 -1 N VAL B 132 O ALA B 157 SHEET 5 AA5 5 ARG B 199 GLU B 202 1 O VAL B 201 N ILE B 129 SHEET 1 AA6 2 GLU B 26 LEU B 27 0 SHEET 2 AA6 2 ASP B 30 PRO B 31 -1 O ASP B 30 N LEU B 27 LINK O1A CTP A 301 MG MG A 302 1555 1555 1.95 LINK O2B CTP A 301 MG MG A 302 1555 1555 2.17 LINK O3G CTP A 301 MG MG A 302 1555 1555 2.06 LINK MG MG A 302 O HOH A 484 1555 1555 2.03 LINK MG MG A 302 O HOH A 496 1555 1555 2.17 LINK MG MG A 302 O HOH A 508 1555 1555 2.21 CISPEP 1 THR A 160 PRO A 161 0 1.43 CISPEP 2 THR B 160 PRO B 161 0 8.24 SITE 1 AC1 29 PRO A 8 ALA A 9 ALA A 10 GLY A 11 SITE 2 AC1 29 GLN A 12 GLY A 13 LYS A 14 ARG A 15 SITE 3 AC1 29 LYS A 22 LEU A 23 GLY A 80 ASP A 81 SITE 4 AC1 29 GLU A 82 ARG A 83 SER A 86 ASP A 104 SITE 5 AC1 29 GLY A 105 ALA A 106 LYS A 209 MG A 302 SITE 6 AC1 29 HOH A 425 HOH A 435 HOH A 457 HOH A 477 SITE 7 AC1 29 HOH A 484 HOH A 487 HOH A 496 HOH A 508 SITE 8 AC1 29 HOH A 517 SITE 1 AC2 4 CTP A 301 HOH A 484 HOH A 496 HOH A 508 CRYST1 65.450 49.430 75.373 90.00 101.41 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 0.015279 0.000000 0.003084 0.00000 SCALE2 0.000000 0.020231 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013535 0.00000