HEADER GENE REGULATION/DNA 02-NOV-99 1DBC OBSLTE 08-APR-03 1DBC 1O3T TITLE PROTEIN-DNA RECOGNITION AND DNA DEFORMATION REVEALED IN TITLE 2 CRYSTAL STRUCTURES OF CAP-DNA COMPLEXES COMPND MOL_ID: 1; COMPND 2 MOLECULE: CATABOLITE GENE ACTIVATOR PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: CAP, CAMP RECEPTOR PROTEIN, CAMP-REGULATORY COMPND 5 PROTEIN; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: 5'-D(*GP*CP*GP*AP*AP*AP*AP*AP*TP*GP*CP*GP*AP*T)- COMPND 9 3'; COMPND 10 CHAIN: C, F; COMPND 11 ENGINEERED: YES; COMPND 12 MOL_ID: 3; COMPND 13 MOLECULE: 5'- COMPND 14 D(*CP*TP*AP*GP*AP*TP*CP*GP*CP*AP*TP*TP*TP*TP*TP*CP*G)-3'; COMPND 15 CHAIN: D, E; COMPND 16 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_COMMON: BACTERIA; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_COMMON: BACTERIA; SOURCE 6 MOL_ID: 2; SOURCE 7 SYNTHETIC: YES; SOURCE 8 MOL_ID: 3; SOURCE 9 SYNTHETIC: YES KEYWDS PROTEIN-DNA COMPLEX, CAP, CAP-DNA, CATABOLITE GENE KEYWDS 2 ACTIVATOR PROTEIN, CAMP RECEPTOR PROTEIN, CRP EXPDTA X-RAY DIFFRACTION AUTHOR S.CHEN,J.VOJTECHOVSKY,G.N.PARKINSON,R.H.EBRIGHT,H.M.BERMAN REVDAT 2 08-APR-03 1DBC 1 OBSLTE REVDAT 1 16-NOV-01 1DBC 0 JRNL AUTH S.CHEN,J.VOJTECHOVSKY,G.N.PARKINSON,R.H.EBRIGHT, JRNL AUTH 2 H.M.BERMAN JRNL TITL INDIRECT READOUT OF DNA SEQUENCE AT THE JRNL TITL 2 PRIMARY-KINK SITE IN THE CAP-DNA COMPLEX: DNA JRNL TITL 3 BINDING SPECIFICITY BASED ON ENERGETICS OF DNA JRNL TITL 4 KINKING JRNL REF J.MOL.BIOL. V. 313 1005 2001 JRNL REFN ASTM JMOBAK UK ISSN 0022-2836 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH S.CHEN,A.GUNASEKERA,X.ZHANG,T.A.KUNKEL,R.H.EBRIGHT, REMARK 1 AUTH 2 H.M.BERMAN REMARK 1 TITL INDIRECT READOUT OF DNA SEQUENCE AT THE REMARK 1 TITL 2 PRIMARY-KINK SITE IN THE CAP-DNA COMPLEX: REMARK 1 TITL 3 ALTERATION OF DNA BINDING SPECIFICITY THROUGH REMARK 1 TITL 4 ALTERATION OF DNA KINKING REMARK 1 REF J.MOL.BIOL. V. 313 1017 2001 REMARK 1 REFN ASTM JMOBAK UK ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 2.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 0.5 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) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1827714.040 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 72.2 REMARK 3 NUMBER OF REFLECTIONS : 14452 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) : 0.227 REMARK 3 FREE R VALUE : 0.303 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.200 REMARK 3 FREE R VALUE TEST SET COUNT : 747 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.011 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.97 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 56.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1752 REMARK 3 BIN R VALUE (WORKING SET) : 0.2830 REMARK 3 BIN FREE R VALUE : 0.3630 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 85 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.039 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3128 REMARK 3 NUCLEIC ACID ATOMS : 1262 REMARK 3 HETEROGEN ATOMS : 42 REMARK 3 SOLVENT ATOMS : 56 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 31.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 18.65000 REMARK 3 B22 (A**2) : -11.90000 REMARK 3 B33 (A**2) : -6.75000 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) : 0.39 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) : 0.49 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.52 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.60 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 28.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.07 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.840 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.980 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.320 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.410 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.29 REMARK 3 BSOL : 57.01 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 : DNA-RNA_REP.PARAM REMARK 3 PARAMETER FILE 3 : CMP.PARAM REMARK 3 PARAMETER FILE 4 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : DNA-RNA.TOP REMARK 3 TOPOLOGY FILE 3 : CMP.TOP REMARK 3 TOPOLOGY FILE 4 : WATER.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1DBC COMPLIES WITH FORMAT V. 2.3, 09-JULY-1998 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY THE NUCLEIC ACID DATABASE REMARK 100 ON 04-NOV-1999. REMARK 100 THE NDB ID CODE IS PD0084. REMARK 103 REMARK 103 THERE ARE NON-WATSON-CRICK HYDROGEN BONDS BETWEEN THE REMARK 103 FOLLOWING ATOMS: REMARK 103 N6 A C 2 AND O4 T D 3 REMARK 103 O2 T E 11 AND N2 G D 10 REMARK 105 REMARK 105 THE PROTEIN DATA BANK HAS ADOPTED THE SACCHARIDE CHEMISTS REMARK 105 NOMENCLATURE FOR ATOMS OF THE DEOXYRIBOSE/RIBOSE MOIETY REMARK 105 RATHER THAN THAT OF THE NUCLEOSIDE CHEMISTS. THE RING REMARK 105 OXYGEN ATOM IS LABELLED O4* INSTEAD OF O1*. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-SEP-1993 REMARK 200 TEMPERATURE (KELVIN) : 258.0 REMARK 200 PH : 5.50 REMARK 200 NUMBER OF CRYSTALS USED : 4 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : CHESS REMARK 200 BEAMLINE : F1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.908 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : FUJI REMARK 200 INTENSITY-INTEGRATION SOFTWARE : ROSSMANN REMARK 200 DATA SCALING SOFTWARE : VRIED REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14452 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 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 (%) : NULL 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: NULL REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 59.93 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.07 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350, MES, NACL, MGCL2, CACL2, REMARK 280 CAMP, NAN3, DITHIOTHREITOL, SPERMINE, N-OCTYL-B-D- REMARK 280 GLUCOPYRANOSIDE, PH 5.5, VAPOR DIFFUSION, HANGING DROP AT 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 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 3555 -X,Y,1/2-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 1/2+X,1/2+Y,Z REMARK 290 6555 1/2-X,1/2-Y,1/2+Z REMARK 290 7555 1/2-X,1/2+Y,1/2-Z REMARK 290 8555 1/2+X,1/2-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 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 38.03000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 38.03000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 68.49500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 76.40000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 68.49500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 76.40000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 38.03000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 68.49500 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 76.40000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 38.03000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 68.49500 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 76.40000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT REMARK 300 WHICH CONSISTS OF 6 CHAIN(S). SEE REMARK 350 FOR REMARK 300 INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S). REMARK 350 REMARK 350 GENERATING THE BIOMOLECULE 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 APPLY THE FOLLOWING TO CHAINS: C, E, F, D, 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 ASP A 8 REMARK 465 ASP B 8 REMARK 465 TYR B 206 REMARK 465 GLY B 207 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 REMARK 500 O2P A D 9 OG1 THR A 182 2.14 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),F6.3) REMARK 500 REMARK 500 EXPECTED VALUES: ENGH AND HUBER, 1991 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 MET A 120 SD MET A 120 CE -0.063 REMARK 500 CYS A 178 CB CYS A 178 SG -0.083 REMARK 500 MET A 189 SD MET A 189 CE 0.082 REMARK 500 LYS B 57 CB LYS B 57 CG 0.068 REMARK 500 TRP B 85 CB TRP B 85 CG -0.066 REMARK 500 MET B 120 SD MET B 120 CE -0.066 REMARK 500 MET B 189 SD MET B 189 CE 0.093 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: ENGH AND HUBER, 1991 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 GLU A 54 N - CA - C ANGL. DEV. = 9.5 DEGREES REMARK 500 GLY A 56 N - CA - C ANGL. DEV. = 10.0 DEGREES REMARK 500 HIS A 159 N - CA - C ANGL. DEV. =-10.3 DEGREES REMARK 500 LEU B 50 N - CA - C ANGL. DEV. = 11.8 DEGREES REMARK 500 GLY B 56 N - CA - C ANGL. DEV. = 11.7 DEGREES REMARK 500 MET B 59 N - CA - C ANGL. DEV. = -9.4 DEGREES REMARK 500 THR B 182 N - CA - C ANGL. DEV. =-15.3 DEGREES 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 M RES CSSEQI PSI PHI REMARK 500 SER A 98 126.78 133.45 REMARK 500 TYR A 206 156.19 53.92 REMARK 500 LYS B 26 -14.91 126.92 REMARK 525 REMARK 525 SOLVENT REMARK 525 THE FOLLOWING SOLVENT MOLECULES LIE FARTHER THAN EXPECTED REMARK 525 FROM THE PROTEIN OR NUCLEIC ACID MOLECULE AND MAY BE REMARK 525 ASSOCIATED WITH A SYMMETRY RELATED MOLECULE (M=MODEL REMARK 525 NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH 110 DISTANCE = 5.28 ANGSTROMS DBREF 1DBC A 8 207 UNP P03020 CRP_ECOLI 9 208 DBREF 1DBC B 8 207 UNP P03020 CRP_ECOLI 9 208 SEQRES 1 A 200 ASP PRO THR LEU GLU TRP PHE LEU SER HIS CYS HIS ILE SEQRES 2 A 200 HIS LYS TYR PRO SER LYS SER THR LEU ILE HIS GLN GLY SEQRES 3 A 200 GLU LYS ALA GLU THR LEU TYR TYR ILE VAL LYS GLY SER SEQRES 4 A 200 VAL ALA VAL LEU ILE LYS ASP GLU GLU GLY LYS GLU MET SEQRES 5 A 200 ILE LEU SER TYR LEU ASN GLN GLY ASP PHE ILE GLY GLU SEQRES 6 A 200 LEU GLY LEU PHE GLU GLU GLY GLN GLU ARG SER ALA TRP SEQRES 7 A 200 VAL ARG ALA LYS THR ALA CYS GLU VAL ALA GLU ILE SER SEQRES 8 A 200 TYR LYS LYS PHE ARG GLN LEU ILE GLN VAL ASN PRO ASP SEQRES 9 A 200 ILE LEU MET ARG LEU SER ALA GLN MET ALA ARG ARG LEU SEQRES 10 A 200 GLN VAL THR SER GLU LYS VAL GLY ASN LEU ALA PHE LEU SEQRES 11 A 200 ASP VAL THR GLY ARG ILE ALA GLN THR LEU LEU ASN LEU SEQRES 12 A 200 ALA LYS GLN PRO ASP ALA MET THR HIS PRO ASP GLY MET SEQRES 13 A 200 GLN ILE LYS ILE THR ARG GLN GLU ILE GLY GLN ILE VAL SEQRES 14 A 200 GLY CYS SER ARG GLU THR VAL GLY ARG ILE LEU LYS MET SEQRES 15 A 200 LEU GLU ASP GLN ASN LEU ILE SER ALA HIS GLY LYS THR SEQRES 16 A 200 ILE VAL VAL TYR GLY SEQRES 1 B 200 ASP PRO THR LEU GLU TRP PHE LEU SER HIS CYS HIS ILE SEQRES 2 B 200 HIS LYS TYR PRO SER LYS SER THR LEU ILE HIS GLN GLY SEQRES 3 B 200 GLU LYS ALA GLU THR LEU TYR TYR ILE VAL LYS GLY SER SEQRES 4 B 200 VAL ALA VAL LEU ILE LYS ASP GLU GLU GLY LYS GLU MET SEQRES 5 B 200 ILE LEU SER TYR LEU ASN GLN GLY ASP PHE ILE GLY GLU SEQRES 6 B 200 LEU GLY LEU PHE GLU GLU GLY GLN GLU ARG SER ALA TRP SEQRES 7 B 200 VAL ARG ALA LYS THR ALA CYS GLU VAL ALA GLU ILE SER SEQRES 8 B 200 TYR LYS LYS PHE ARG GLN LEU ILE GLN VAL ASN PRO ASP SEQRES 9 B 200 ILE LEU MET ARG LEU SER ALA GLN MET ALA ARG ARG LEU SEQRES 10 B 200 GLN VAL THR SER GLU LYS VAL GLY ASN LEU ALA PHE LEU SEQRES 11 B 200 ASP VAL THR GLY ARG ILE ALA GLN THR LEU LEU ASN LEU SEQRES 12 B 200 ALA LYS GLN PRO ASP ALA MET THR HIS PRO ASP GLY MET SEQRES 13 B 200 GLN ILE LYS ILE THR ARG GLN GLU ILE GLY GLN ILE VAL SEQRES 14 B 200 GLY CYS SER ARG GLU THR VAL GLY ARG ILE LEU LYS MET SEQRES 15 B 200 LEU GLU ASP GLN ASN LEU ILE SER ALA HIS GLY LYS THR SEQRES 16 B 200 ILE VAL VAL TYR GLY SEQRES 1 C 14 G C G A A A A A T G C G A SEQRES 2 C 14 T SEQRES 1 D 17 C T A G A T C G C A T T T SEQRES 2 D 17 T T C G SEQRES 1 E 17 C T A G A T C G C A T T T SEQRES 2 E 17 T T C G SEQRES 1 F 14 G C G A A A A A T G C G A SEQRES 2 F 14 T HET CMP 761 21 HET CMP 762 21 HETNAM CMP ADENOSINE-3',5'-CYCLIC-MONOPHOSPHATE HETSYN CMP CYCLIC AMP; CAMP FORMUL 7 CMP 2(C10 H12 N5 O6 P) FORMUL 9 HOH *56(H2 O1) HELIX 1 1 PRO A 9 HIS A 17 1 9 HELIX 2 2 SER A 98 VAL A 108 1 11 HELIX 3 3 ASP A 111 LEU A 137 1 27 HELIX 4 4 THR A 140 LYS A 152 1 13 HELIX 5 5 THR A 168 GLY A 177 1 10 HELIX 6 6 SER A 179 GLN A 193 1 15 HELIX 7 7 THR B 10 SER B 16 1 7 HELIX 8 8 SER B 98 ASN B 109 1 12 HELIX 9 9 ILE B 112 PHE B 136 1 25 HELIX 10 10 ASP B 138 LYS B 152 1 15 HELIX 11 11 THR B 168 GLY B 177 1 10 HELIX 12 12 SER B 179 ASN B 194 1 16 SHEET 1 A 4 ILE A 20 TYR A 23 0 SHEET 2 A 4 CYS A 92 GLU A 96 -1 O VAL A 94 N HIS A 21 SHEET 3 A 4 TYR A 40 LYS A 44 -1 N TYR A 41 O ALA A 95 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 ARG A 87 -1 O VAL A 86 N ILE A 30 SHEET 3 B 4 VAL A 47 ASP A 53 -1 N LEU A 50 O TRP A 85 SHEET 4 B 4 LYS A 57 LEU A 64 -1 O SER A 62 N VAL A 49 SHEET 1 C 3 MET A 157 THR A 158 0 SHEET 2 C 3 MET A 163 ILE A 165 -1 O GLN A 164 N MET A 157 SHEET 3 C 3 THR A 202 VAL A 204 -1 O VAL A 204 N MET A 163 SHEET 1 D 4 HIS B 19 ILE B 20 0 SHEET 2 D 4 GLU B 93 GLU B 96 -1 O GLU B 96 N HIS B 19 SHEET 3 D 4 TYR B 40 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 3 GLU B 58 LEU B 64 0 SHEET 2 E 3 VAL B 47 LYS B 52 -1 N VAL B 49 O SER B 62 SHEET 3 E 3 TRP B 85 ALA B 88 -1 O TRP B 85 N LEU B 50 SHEET 1 F 2 MET B 157 HIS B 159 0 SHEET 2 F 2 GLY B 162 GLN B 164 -1 O GLY B 162 N HIS B 159 CRYST1 136.990 152.800 76.060 90.00 90.00 90.00 C 2 2 21 16 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 0.007300 0.000000 0.000000 0.00000 SCALE2 0.000000 0.006545 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013148 0.00000