1ZRE - Header Asymmetric Unit

HEADER GENE REGULATION/DNA 19-MAY-05 1ZRE

TITLE 4 CRYSTAL STRUCTURES OF CAP-DNA WITH ALL BASE-PAIR TITLE 2 SUBSTITUTIONS AT POSITION 6, CAP-[6G;17C]ICAP38 DNA

COMPND MOL_ID: 1; COMPND 2 MOLECULE: 5'- COMPND 3 D(*AP*TP*TP*TP*CP*GP*AP*AP*AP*AP*AP*TP*GP*GP*GP*AP*T)-3'; COMPND 4 CHAIN: W, Y; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: 5'- COMPND 8 D(*CP*TP*AP*GP*AP*TP*CP*CP*CP*AP*TP*TP*TP*TP*TP*CP*GP*AP*AP COMPND 9 *AP*T)-3'; COMPND 10 CHAIN: X, Z; COMPND 11 ENGINEERED: YES; COMPND 12 MOL_ID: 3; COMPND 13 MOLECULE: CATABOLITE GENE ACTIVATOR; COMPND 14 CHAIN: A, B; COMPND 15 SYNONYM: CAMP RECEPTOR PROTEIN, CAMP-REGULATORY PROTEIN; COMPND 16 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 MOL_ID: 2; SOURCE 4 SYNTHETIC: YES; SOURCE 5 MOL_ID: 3; SOURCE 6 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 7 ORGANISM_TAXID: 562; SOURCE 8 GENE: CRP, CAP, CSM; SOURCE 9 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 10 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 11 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 12 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 13 EXPRESSION_SYSTEM_PLASMID: PAKCRP1

KEYWDS PROTEIN-DNA COMPLEX, CAP, CAP-DNA, CATABOLITE GENE KEYWDS 2 ACTIVATOR PROTEIN, CAMP RECEPTOR PROTEIN, CRP, GENE KEYWDS 3 REGULATION/DNA COMPLEX

EXPDTA X-RAY DIFFRACTION

AUTHOR H.M.BERMAN,A.A.NAPOLI

REVDAT 2 24-FEB-09 1ZRE 1 VERSN REVDAT 1 21-MAR-06 1ZRE 0

JRNL AUTH A.A.NAPOLI,C.L.LAWSON,R.H.EBRIGHT,H.M.BERMAN JRNL TITL INDIRECT READOUT OF DNA SEQUENCE AT THE JRNL TITL 2 PRIMARY-KINK SITE IN THE CAP-DNA COMPLEX: JRNL TITL 3 RECOGNITION OF PYRIMIDINE-PURINE AND PURINE-PURINE JRNL TITL 4 STEPS. JRNL REF J.MOL.BIOL. V. 357 173 2006 JRNL REFN ISSN 0022-2836 JRNL PMID 16427082 JRNL DOI 10.1016/J.JMB.2005.12.051

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 2.80 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) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 38.66 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) (%) : 99.3 REMARK 3 NUMBER OF REFLECTIONS : 21159 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) : 0.233 REMARK 3 FREE R VALUE : 0.283 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.900 REMARK 3 FREE R VALUE TEST SET COUNT : 2095 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 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) : 2.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.93 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.60 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2333 REMARK 3 BIN R VALUE (WORKING SET) : 0.3250 REMARK 3 BIN FREE R VALUE : 0.3970 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 271 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.024 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3160 REMARK 3 NUCLEIC ACID ATOMS : 1546 REMARK 3 HETEROGEN ATOMS : 44 REMARK 3 SOLVENT ATOMS : 62 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 37.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 73.94 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -17.12000 REMARK 3 B22 (A**2) : 13.44000 REMARK 3 B33 (A**2) : 3.68000 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) : 0.36 REMARK 3 ESD FROM SIGMAA (A) : 0.33 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.46 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.45 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.30 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.30 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.99 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : CNS BULK SOLVENT MODEL USED REMARK 3 KSOL : 0.35 REMARK 3 BSOL : 47.89 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 : CNS_TOPPAR:PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : CARBOHYDRATE.PARAM REMARK 3 PARAMETER FILE 3 : CNS_TOPPAR:DNA-RNA_REP.PARAM REMARK 3 PARAMETER FILE 4 : CMP.PAR REMARK 3 PARAMETER FILE 5 : CNS_TOPPAR:WATER_REP.PARAM REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : CARBOHYDRATE.TOP REMARK 3 TOPOLOGY FILE 3 : DNA-RNA.TOP REMARK 3 TOPOLOGY FILE 4 : CMP_TOP.TOP REMARK 3 TOPOLOGY FILE 5 : WATER.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1ZRE COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-MAY-05. REMARK 100 THE RCSB ID CODE IS RCSB033031.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-APR-04 REMARK 200 TEMPERATURE (KELVIN) : 108 REMARK 200 PH : 6.2 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) : 1.100 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 : CBASS REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21500 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 REMARK 200 RESOLUTION RANGE LOW (A) : 38.660 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.6 REMARK 200 DATA REDUNDANCY : 6.200 REMARK 200 R MERGE (I) : 0.09000 REMARK 200 R SYM (I) : NULL 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) : 2.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.90 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : 5.60 REMARK 200 R MERGE FOR SHELL (I) : 0.48100 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: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1ZRC REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 60.46 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.14 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2MM CAMP, 0.1M MES, 0.2M NACL, REMARK 280 0.05M MGCL2, 5% PEG 8000, 15% DIOXANE, PH 6.2, VAPOR REMARK 280 DIFFUSION, HANGING DROP, 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 30.67600 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 89.98950 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 37.78300 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 89.98950 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 30.67600 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 37.78300 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: HEXAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: W, X, Y, Z, 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 VAL A 1 REMARK 465 LEU A 2 REMARK 465 GLY A 3 REMARK 465 LYS A 4 REMARK 465 PRO A 5 REMARK 465 GLN A 6 REMARK 465 THR A 7 REMARK 465 THR A 208 REMARK 465 ARG A 209 REMARK 465 VAL B 1 REMARK 465 LEU B 2 REMARK 465 GLY B 3 REMARK 465 LYS B 4 REMARK 465 PRO B 5 REMARK 465 GLN B 6 REMARK 465 THR B 7 REMARK 465 THR B 208 REMARK 465 ARG B 209

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 OE2 GLU B 72 O2' CMP B 210 2.17 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 DG W 7 O4' - C1' - N9 ANGL. DEV. = 2.8 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 THR A 10 -34.65 -35.52 REMARK 500 LYS A 26 -9.29 73.83 REMARK 500 LEU A 73 -13.65 -43.11 REMARK 500 LEU A 75 -39.36 -38.38 REMARK 500 ASN A 109 77.60 150.32 REMARK 500 PRO A 110 7.09 -66.61 REMARK 500 PRO B 9 -95.46 -67.98 REMARK 500 THR B 10 -78.34 -30.28 REMARK 500 LEU B 11 -30.46 -34.64 REMARK 500 TRP B 13 -30.72 -37.98 REMARK 500 HIS B 19 71.30 -101.17 REMARK 500 ILE B 20 136.73 -30.28 REMARK 500 LYS B 26 -16.34 72.53 REMARK 500 GLU B 37 -0.54 -148.17 REMARK 500 THR B 90 -152.32 -122.66 REMARK 500 ASP B 192 1.10 -59.38 REMARK 500 HIS B 199 97.82 -170.43 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 X 16 DISTANCE = 5.16 ANGSTROMS REMARK 525 HOH A 239 DISTANCE = 5.39 ANGSTROMS

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CMP A 210 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CMP B 210

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1ZRC RELATED DB: PDB REMARK 900 4 CRYSTAL STRUCTURES OF CAP-DNA WITH ALL BASE-PAIR REMARK 900 SUBSTITUTIONS AT POSITION 6, CAP-ICAP38 DNA REMARK 900 RELATED ID: 1ZRD RELATED DB: PDB REMARK 900 4 CRYSTAL STRUCTURES OF CAP-DNA WITH ALL BASE-PAIR REMARK 900 SUBSTITUTIONS AT POSITION 6, CAP-[6A;17T]ICAP38 DNA REMARK 900 RELATED ID: 1ZRF RELATED DB: PDB REMARK 900 4 CRYSTAL STRUCTURES OF CAP-DNA WITH ALL BASE-PAIR REMARK 900 SUBSTITUTIONS AT POSITION 6, CAP-[6C;17G]ICAP38 DNA

DBREF 1ZRE A 1 209 UNP P0ACJ8 CRP_ECOLI 2 210 DBREF 1ZRE B 1 209 UNP P0ACJ8 CRP_ECOLI 2 210 DBREF 1ZRE W -8 9 PDB 1ZRE 1ZRE -8 9 DBREF 1ZRE X 13 -8 PDB 1ZRE 1ZRE 13 -8 DBREF 1ZRE Y -8 9 PDB 1ZRE 1ZRE -8 9 DBREF 1ZRE Z 13 -8 PDB 1ZRE 1ZRE 13 -8

SEQRES 1 W 17 DA DT DT DT DC DG DA DA DA DA DA DT DG SEQRES 2 W 17 DG DG DA DT SEQRES 1 X 21 DC DT DA DG DA DT DC DC DC DA DT DT DT SEQRES 2 X 21 DT DT DC DG DA DA DA DT SEQRES 1 Y 17 DA DT DT DT DC DG DA DA DA DA DA DT DG SEQRES 2 Y 17 DG DG DA DT SEQRES 1 Z 21 DC DT DA DG DA DT DC DC DC DA DT DT DT SEQRES 2 Z 21 DT DT DC DG DA DA DA DT SEQRES 1 A 209 VAL LEU GLY LYS PRO GLN THR ASP PRO THR LEU GLU TRP SEQRES 2 A 209 PHE LEU SER HIS CYS HIS ILE HIS LYS TYR PRO SER LYS SEQRES 3 A 209 SER THR LEU ILE HIS GLN GLY GLU LYS ALA GLU THR LEU SEQRES 4 A 209 TYR TYR ILE VAL LYS GLY SER VAL ALA VAL LEU ILE LYS SEQRES 5 A 209 ASP GLU GLU GLY LYS GLU MET ILE LEU SER TYR LEU ASN SEQRES 6 A 209 GLN GLY ASP PHE ILE GLY GLU LEU GLY LEU PHE GLU GLU SEQRES 7 A 209 GLY GLN GLU ARG SER ALA TRP VAL ARG ALA LYS THR ALA SEQRES 8 A 209 CYS GLU VAL ALA GLU ILE SER TYR LYS LYS PHE ARG GLN SEQRES 9 A 209 LEU ILE GLN VAL ASN PRO ASP ILE LEU MET ARG LEU SER SEQRES 10 A 209 ALA GLN MET ALA ARG ARG LEU GLN VAL THR SER GLU LYS SEQRES 11 A 209 VAL GLY ASN LEU ALA PHE LEU ASP VAL THR GLY ARG ILE SEQRES 12 A 209 ALA GLN THR LEU LEU ASN LEU ALA LYS GLN PRO ASP ALA SEQRES 13 A 209 MET THR HIS PRO ASP GLY MET GLN ILE LYS ILE THR ARG SEQRES 14 A 209 GLN GLU ILE GLY GLN ILE VAL GLY CYS SER ARG GLU THR SEQRES 15 A 209 VAL GLY ARG ILE LEU LYS MET LEU GLU ASP GLN ASN LEU SEQRES 16 A 209 ILE SER ALA HIS GLY LYS THR ILE VAL VAL TYR GLY THR SEQRES 17 A 209 ARG SEQRES 1 B 209 VAL LEU GLY LYS PRO GLN THR ASP PRO THR LEU GLU TRP SEQRES 2 B 209 PHE LEU SER HIS CYS HIS ILE HIS LYS TYR PRO SER LYS SEQRES 3 B 209 SER THR LEU ILE HIS GLN GLY GLU LYS ALA GLU THR LEU SEQRES 4 B 209 TYR TYR ILE VAL LYS GLY SER VAL ALA VAL LEU ILE LYS SEQRES 5 B 209 ASP GLU GLU GLY LYS GLU MET ILE LEU SER TYR LEU ASN SEQRES 6 B 209 GLN GLY ASP PHE ILE GLY GLU LEU GLY LEU PHE GLU GLU SEQRES 7 B 209 GLY GLN GLU ARG SER ALA TRP VAL ARG ALA LYS THR ALA SEQRES 8 B 209 CYS GLU VAL ALA GLU ILE SER TYR LYS LYS PHE ARG GLN SEQRES 9 B 209 LEU ILE GLN VAL ASN PRO ASP ILE LEU MET ARG LEU SER SEQRES 10 B 209 ALA GLN MET ALA ARG ARG LEU GLN VAL THR SER GLU LYS SEQRES 11 B 209 VAL GLY ASN LEU ALA PHE LEU ASP VAL THR GLY ARG ILE SEQRES 12 B 209 ALA GLN THR LEU LEU ASN LEU ALA LYS GLN PRO ASP ALA SEQRES 13 B 209 MET THR HIS PRO ASP GLY MET GLN ILE LYS ILE THR ARG SEQRES 14 B 209 GLN GLU ILE GLY GLN ILE VAL GLY CYS SER ARG GLU THR SEQRES 15 B 209 VAL GLY ARG ILE LEU LYS MET LEU GLU ASP GLN ASN LEU SEQRES 16 B 209 ILE SER ALA HIS GLY LYS THR ILE VAL VAL TYR GLY THR SEQRES 17 B 209 ARG

HET CMP A 210 22 HET CMP B 210 22

HETNAM CMP ADENOSINE-3',5'-CYCLIC-MONOPHOSPHATE

HETSYN CMP CYCLIC AMP; CAMP

FORMUL 7 CMP 2(C10 H12 N5 O6 P) FORMUL 9 HOH *62(H2 O)

HELIX 1 1 ASP A 8 HIS A 17 1 10 HELIX 2 2 GLY A 71 LEU A 75 5 5 HELIX 3 3 TYR A 99 VAL A 108 1 10 HELIX 4 4 PRO A 110 LEU A 137 1 28 HELIX 5 5 ASP A 138 ALA A 151 1 14 HELIX 6 6 THR A 168 GLY A 177 1 10 HELIX 7 7 SER A 179 GLN A 193 1 15 HELIX 8 8 PRO B 9 SER B 16 1 8 HELIX 9 9 TYR B 99 ASN B 109 1 11 HELIX 10 10 PRO B 110 LEU B 137 1 28 HELIX 11 11 ASP B 138 ALA B 151 1 14 HELIX 12 12 THR B 168 GLY B 177 1 10 HELIX 13 13 SER B 179 ASP B 192 1 14

SHEET 1 A 4 HIS A 19 TYR A 23 0 SHEET 2 A 4 CYS A 92 SER A 98 -1 O VAL A 94 N HIS A 21 SHEET 3 A 4 THR A 38 LYS A 44 -1 N LEU A 39 O ILE A 97 SHEET 4 A 4 PHE A 69 ILE A 70 -1 O ILE A 70 N TYR A 40 SHEET 1 B 4 THR A 28 ILE A 30 0 SHEET 2 B 4 TRP A 85 ALA A 88 -1 O VAL A 86 N LEU A 29 SHEET 3 B 4 VAL A 47 LYS A 52 -1 N LEU A 50 O TRP A 85 SHEET 4 B 4 GLU A 58 LEU A 64 -1 O SER A 62 N VAL A 49 SHEET 1 C 4 MET A 157 HIS A 159 0 SHEET 2 C 4 GLY A 162 LYS A 166 -1 O GLN A 164 N MET A 157 SHEET 3 C 4 THR A 202 TYR A 206 -1 O VAL A 205 N MET A 163 SHEET 4 C 4 ILE A 196 HIS A 199 -1 N SER A 197 O VAL A 204 SHEET 1 D 4 HIS B 21 TYR B 23 0 SHEET 2 D 4 CYS B 92 SER B 98 -1 O CYS B 92 N TYR B 23 SHEET 3 D 4 THR B 38 LYS B 44 -1 N LYS B 44 O GLU B 93 SHEET 4 D 4 PHE B 69 ILE B 70 -1 O ILE B 70 N TYR B 40 SHEET 1 E 4 THR B 28 ILE B 30 0 SHEET 2 E 4 TRP B 85 ALA B 88 -1 O VAL B 86 N LEU B 29 SHEET 3 E 4 SER B 46 LYS B 52 -1 N LEU B 50 O TRP B 85 SHEET 4 E 4 GLU B 58 ASN B 65 -1 O SER B 62 N VAL B 49 SHEET 1 F 4 MET B 157 HIS B 159 0 SHEET 2 F 4 GLY B 162 LYS B 166 -1 O GLN B 164 N MET B 157 SHEET 3 F 4 THR B 202 TYR B 206 -1 O VAL B 205 N MET B 163 SHEET 4 F 4 ILE B 196 HIS B 199 -1 N SER B 197 O VAL B 204

SITE 1 AC1 13 VAL A 49 LEU A 61 SER A 62 ILE A 70 SITE 2 AC1 13 GLY A 71 GLU A 72 LEU A 73 ARG A 82 SITE 3 AC1 13 SER A 83 ALA A 84 ARG A 123 THR A 127 SITE 4 AC1 13 SER B 128 SITE 1 AC2 10 SER A 128 VAL B 49 LEU B 61 GLY B 71 SITE 2 AC2 10 GLU B 72 LEU B 73 ARG B 82 SER B 83 SITE 3 AC2 10 ALA B 84 THR B 127

CRYST1 61.352 75.566 179.979 90.00 90.00 90.00 P 21 21 21 8

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 0.016299 0.000000 0.000000 0.00000

SCALE2 0.000000 0.013233 0.000000 0.00000

SCALE3 0.000000 0.000000 0.005556 0.00000