PDB Short entry for 1WET HEADER TRANSCRIPTION/DNA 27-APR-97 1WET TITLE STRUCTURE OF THE PURR-GUANINE-PURF OPERATOR COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA (5'- COMPND 3 D(*AP*AP*CP*GP*AP*AP*AP*AP*CP*GP*TP*TP*TP*TP*CP*GP*T )-3'); COMPND 4 CHAIN: B; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: PROTEIN (PURINE REPRESSOR); COMPND 8 CHAIN: A SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 MOL_ID: 2; SOURCE 4 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 5 ORGANISM_TAXID: 562 KEYWDS DNA-BINDING REGULATORY PROTEIN, REPRESSOR, COMPLEX (DNA-BINDING KEYWDS 2 PROTEIN-DNA), TRANSCRIPTION-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR M.A.SCHUMACHER,A.GLASFELD,H.ZALKIN,R.G.BRENNAN REVDAT 4 14-FEB-24 1WET 1 REMARK REVDAT 3 04-APR-18 1WET 1 REMARK REVDAT 2 24-FEB-09 1WET 1 VERSN REVDAT 1 21-NOV-97 1WET 0 JRNL AUTH M.A.SCHUMACHER,A.GLASFELD,H.ZALKIN,R.G.BRENNAN JRNL TITL THE X-RAY STRUCTURE OF THE PURR-GUANINE-PURF OPERATOR JRNL TITL 2 COMPLEX REVEALS THE CONTRIBUTIONS OF COMPLEMENTARY JRNL TITL 3 ELECTROSTATIC SURFACES AND A WATER-MEDIATED HYDROGEN BOND TO JRNL TITL 4 COREPRESSOR SPECIFICITY AND BINDING AFFINITY. JRNL REF J.BIOL.CHEM. V. 272 22648 1997 JRNL REFN ISSN 0021-9258 JRNL PMID 9278422 JRNL DOI 10.1074/JBC.272.36.22648 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.A.SCHUMACHER,K.Y.CHOI,H.ZALKIN,R.G.BRENNAN REMARK 1 TITL CRYSTAL STRUCTURE OF LACI MEMBER, PURR, BOUND TO DNA: MINOR REMARK 1 TITL 2 GROOVE BINDING BY ALPHA HELICES REMARK 1 REF SCIENCE V. 266 763 1994 REMARK 1 REFN ISSN 0036-8075 REMARK 2 REMARK 2 RESOLUTION. 2.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT REMARK 3 AUTHORS : TRONRUD,TEN EYCK,MATTHEWS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : NULL REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 21013 REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.176 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 USING ALL DATA, NO SIGMA CUTOFF. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2652 REMARK 3 NUCLEIC ACID ATOMS : 346 REMARK 3 HETEROGEN ATOMS : 11 REMARK 3 SOLVENT ATOMS : 46 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : 0.019 ; NULL ; NULL REMARK 3 BOND ANGLES (DEGREES) : 2.260 ; NULL ; NULL REMARK 3 TORSION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES (A) : NULL ; NULL ; NULL REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS (A) : NULL ; NULL ; NULL REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : 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 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : NULL REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1WET COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY NDB. REMARK 100 THE DEPOSITION ID IS D_1000177185. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : 7.50 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 10.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 87.0 REMARK 200 DATA REDUNDANCY : 3.000 REMARK 200 R MERGE (I) : 0.06290 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 7.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.70 REMARK 200 COMPLETENESS FOR SHELL (%) : 78.0 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 <I/SIGMA(I)> FOR SHELL : 1.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 68.76 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.94 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 7.50, VAPOR DIFFUSION, HANGING DROP 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,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 40.75500 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 40.75500 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 87.99500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 47.54000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 87.99500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 47.54000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 40.75500 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 87.99500 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 47.54000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 40.75500 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 87.99500 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 47.54000 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 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 300 REMARK: THE COMPLEX LIES ON A CRYSTALLOGRAPHIC TWO-FOLD AXIS, AND REMARK 300 ONLY ONE MONOMER-DNA HALF-SITE CONSTITUTES THE ASYMMETRIC REMARK 300 UNIT. THE COORDINATES COMPRISE ONE REPRESSOR MONOMER AND REMARK 300 ONE DNA STRAND FOR THE ENTIRE SITE. THE FULL COMPLEX CAN REMARK 300 BE CONSTRUCTED BY GENERATING THE SECOND HALF USING THE REMARK 300 CRYSTALLOGRAPHIC SYMMETRY OPERATION (X, -Y, -Z). 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: TETRAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, A 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 350 BIOMT1 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 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 ALA A 2 REMARK 465 ARG A 341 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 DA B 699 C8 - N9 - C1' ANGL. DEV. = -17.1 DEGREES REMARK 500 DA B 699 C4 - N9 - C1' ANGL. DEV. = 17.1 DEGREES REMARK 500 DA B 700 C8 - N9 - C1' ANGL. DEV. = 24.1 DEGREES REMARK 500 DA B 700 C4 - N9 - C1' ANGL. DEV. = -24.6 DEGREES REMARK 500 DC B 701 C1' - O4' - C4' ANGL. DEV. = -6.2 DEGREES REMARK 500 DC B 701 C6 - N1 - C1' ANGL. DEV. = 12.9 DEGREES REMARK 500 DC B 701 C2 - N1 - C1' ANGL. DEV. = -13.8 DEGREES REMARK 500 DG B 702 C8 - N9 - C1' ANGL. DEV. = -8.0 DEGREES REMARK 500 DA B 703 O4' - C4' - C3' ANGL. DEV. = -5.4 DEGREES REMARK 500 DA B 703 C8 - N9 - C1' ANGL. DEV. = 24.1 DEGREES REMARK 500 DA B 703 C4 - N9 - C1' ANGL. DEV. = -24.6 DEGREES REMARK 500 DA B 704 C8 - N9 - C1' ANGL. DEV. = 13.0 DEGREES REMARK 500 DA B 704 C4 - N9 - C1' ANGL. DEV. = -13.7 DEGREES REMARK 500 DA B 705 C8 - N9 - C1' ANGL. DEV. = 24.6 DEGREES REMARK 500 DA B 705 C4 - N9 - C1' ANGL. DEV. = -24.1 DEGREES REMARK 500 DA B 706 C8 - N9 - C1' ANGL. DEV. = 20.3 DEGREES REMARK 500 DA B 706 C4 - N9 - C1' ANGL. DEV. = -21.0 DEGREES REMARK 500 DT B 709 C6 - N1 - C1' ANGL. DEV. = -17.0 DEGREES REMARK 500 DT B 709 C2 - N1 - C1' ANGL. DEV. = 16.0 DEGREES REMARK 500 DT B 711 C6 - N1 - C1' ANGL. DEV. = 25.6 DEGREES REMARK 500 DT B 711 C2 - N1 - C1' ANGL. DEV. = -26.0 DEGREES REMARK 500 DT B 712 C6 - N1 - C1' ANGL. DEV. = 9.7 DEGREES REMARK 500 DT B 712 C2 - N1 - C1' ANGL. DEV. = -9.9 DEGREES REMARK 500 DC B 713 C6 - N1 - C1' ANGL. DEV. = 11.2 DEGREES REMARK 500 DC B 713 C2 - N1 - C1' ANGL. DEV. = -13.4 DEGREES REMARK 500 DG B 714 C8 - N9 - C1' ANGL. DEV. = 10.7 DEGREES REMARK 500 DG B 714 C4 - N9 - C1' ANGL. DEV. = -10.0 DEGREES REMARK 500 DT B 715 O4' - C1' - N1 ANGL. DEV. = 2.6 DEGREES REMARK 500 DT B 715 C6 - N1 - C1' ANGL. DEV. = -11.9 DEGREES REMARK 500 DT B 715 C2 - N1 - C1' ANGL. DEV. = 11.1 DEGREES REMARK 500 PRO A 187 C - N - CD ANGL. DEV. = -16.1 DEGREES REMARK 500 VAL A 269 CB - CA - C ANGL. DEV. = -12.4 DEGREES REMARK 500 PRO A 285 C - N - CA ANGL. DEV. = 21.2 DEGREES REMARK 500 PRO A 285 C - N - CD ANGL. DEV. = -30.3 DEGREES REMARK 500 PRO A 285 CA - N - CD ANGL. DEV. = 8.6 DEGREES REMARK 500 ILE A 326 CB - CA - C ANGL. DEV. = -12.6 DEGREES REMARK 500 ARG A 340 NE - CZ - NH2 ANGL. DEV. = 3.8 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 LYS A 24 61.35 35.51 REMARK 500 HIS A 58 145.48 -177.37 REMARK 500 ALA A 71 107.39 -30.63 REMARK 500 TRP A 98 45.64 36.00 REMARK 500 ASN A 99 18.65 58.42 REMARK 500 SER A 124 -68.84 72.06 REMARK 500 GLU A 136 -7.37 -57.38 REMARK 500 PHE A 154 45.48 -109.59 REMARK 500 PRO A 187 118.61 -39.54 REMARK 500 ASP A 220 16.53 -141.27 REMARK 500 PHE A 221 -9.17 78.31 REMARK 500 SER A 235 30.85 -80.86 REMARK 500 TYR A 274 123.40 -177.05 REMARK 500 ASP A 275 -40.85 139.92 REMARK 500 ARG A 278 -34.69 -31.18 REMARK 500 PRO A 285 139.19 -39.22 REMARK 500 PRO A 293 96.50 -65.55 REMARK 500 ILE A 309 -70.11 -52.56 REMARK 500 ASN A 311 34.11 -77.37 REMARK 500 LYS A 312 52.64 26.16 REMARK 500 ARG A 328 -125.36 -121.81 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 THR A 284 PRO A 285 -33.26 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 THR A 284 -11.84 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GUN A 599 DBREF 1WET A 2 341 UNP P0ACP7 PURR_ECOLI 1 340 DBREF 1WET B 699 715 PDB 1WET 1WET 699 715 SEQRES 1 B 17 DA DA DC DG DA DA DA DA DC DG DT DT DT SEQRES 2 B 17 DT DC DG DT SEQRES 1 A 340 ALA THR ILE LYS ASP VAL ALA LYS ARG ALA ASN VAL SER SEQRES 2 A 340 THR THR THR VAL SER HIS VAL ILE ASN LYS THR ARG PHE SEQRES 3 A 340 VAL ALA GLU GLU THR ARG ASN ALA VAL TRP ALA ALA ILE SEQRES 4 A 340 LYS GLU LEU HIS TYR SER PRO SER ALA VAL ALA ARG SER SEQRES 5 A 340 LEU LYS VAL ASN HIS THR LYS SER ILE GLY LEU LEU ALA SEQRES 6 A 340 THR SER SER GLU ALA ALA TYR PHE ALA GLU ILE ILE GLU SEQRES 7 A 340 ALA VAL GLU LYS ASN CYS PHE GLN LYS GLY TYR THR LEU SEQRES 8 A 340 ILE LEU GLY ASN ALA TRP ASN ASN LEU GLU LYS GLN ARG SEQRES 9 A 340 ALA TYR LEU SER MET MET ALA GLN LYS ARG VAL ASP GLY SEQRES 10 A 340 LEU LEU VAL MET CYS SER GLU TYR PRO GLU PRO LEU LEU SEQRES 11 A 340 ALA MET LEU GLU GLU TYR ARG HIS ILE PRO MET VAL VAL SEQRES 12 A 340 MET ASP TRP GLY GLU ALA LYS ALA ASP PHE THR ASP ALA SEQRES 13 A 340 VAL ILE ASP ASN ALA PHE GLU GLY GLY TYR MET ALA GLY SEQRES 14 A 340 ARG TYR LEU ILE GLU ARG GLY HIS ARG GLU ILE GLY VAL SEQRES 15 A 340 ILE PRO GLY PRO LEU GLU ARG ASN THR GLY ALA GLY ARG SEQRES 16 A 340 LEU ALA GLY PHE MET LYS ALA MET GLU GLU ALA MET ILE SEQRES 17 A 340 LYS VAL PRO GLU SER TRP ILE VAL GLN GLY ASP PHE GLU SEQRES 18 A 340 PRO GLU SER GLY TYR ARG ALA MET GLN GLN ILE LEU SER SEQRES 19 A 340 GLN PRO HIS ARG PRO THR ALA VAL PHE CYS GLY GLY ASP SEQRES 20 A 340 ILE MET ALA MET GLY ALA LEU CYS ALA ALA ASP GLU MET SEQRES 21 A 340 GLY LEU ARG VAL PRO GLN ASP VAL SER LEU ILE GLY TYR SEQRES 22 A 340 ASP ASN VAL ARG ASN ALA ARG TYR PHE THR PRO ALA LEU SEQRES 23 A 340 THR THR ILE HIS GLN PRO LYS ASP SER LEU GLY GLU THR SEQRES 24 A 340 ALA PHE ASN MET LEU LEU ASP ARG ILE VAL ASN LYS ARG SEQRES 25 A 340 GLU GLU PRO GLN SER ILE GLU VAL HIS PRO ARG LEU ILE SEQRES 26 A 340 GLU ARG ARG SER VAL ALA ASP GLY PRO PHE ARG ASP TYR SEQRES 27 A 340 ARG ARG HET GUN A 599 11 HETNAM GUN GUANINE FORMUL 3 GUN C5 H5 N5 O FORMUL 4 HOH *46(H2 O) HELIX 1 1 ILE A 4 ALA A 11 1 8 HELIX 2 2 THR A 15 ASN A 23 1 9 HELIX 3 3 GLU A 30 GLU A 42 1 13 HELIX 4 4 ALA A 49 VAL A 56 1 8 HELIX 5 5 ALA A 72 GLN A 87 1 16 HELIX 6 6 LEU A 101 LYS A 114 1 14 HELIX 7 7 GLU A 128 GLU A 136 1 9 HELIX 8 8 ALA A 162 ARG A 176 1 15 HELIX 9 9 ASN A 191 ALA A 207 1 17 HELIX 10 10 GLU A 213 TRP A 215 5 3 HELIX 11 11 PRO A 223 LEU A 234 1 12 HELIX 12 12 ASP A 248 GLU A 260 1 13 HELIX 13 13 ALA A 280 TYR A 282 5 3 HELIX 14 14 LYS A 294 VAL A 310 1 17 SHEET 1 A 4 THR A 91 ASN A 96 0 SHEET 2 A 4 SER A 61 ALA A 66 1 N ILE A 62 O THR A 91 SHEET 3 A 4 GLY A 118 VAL A 121 1 N GLY A 118 O GLY A 63 SHEET 4 A 4 MET A 142 VAL A 144 1 N VAL A 143 O LEU A 119 SHEET 1 B 2 ASP A 156 ILE A 159 0 SHEET 2 B 2 GLN A 317 GLU A 320 1 N GLN A 317 O ALA A 157 SHEET 1 C 5 ILE A 181 ILE A 184 0 SHEET 2 C 5 ALA A 242 CYS A 245 1 N ALA A 242 O GLY A 182 SHEET 3 C 5 SER A 270 ASP A 275 1 N SER A 270 O VAL A 243 SHEET 4 C 5 THR A 288 HIS A 291 1 N THR A 288 O GLY A 273 SHEET 5 C 5 ARG A 324 ILE A 326 -1 N ILE A 326 O THR A 289 CISPEP 1 VAL A 265 PRO A 266 0 3.26 SITE 1 AC1 9 ALA A 71 TYR A 73 PHE A 74 ARG A 190 SITE 2 AC1 9 THR A 192 ARG A 196 PHE A 221 ASP A 275 SITE 3 AC1 9 HOH A 728 CRYST1 175.990 95.080 81.510 90.00 90.00 90.00 C 2 2 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 0.005682 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010517 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012268 0.00000