HEADER TRANSCRIPTION/DNA 03-JUL-05 2A6M TITLE CRYSTAL STRUCTURE OF THE ISHP608 TRANSPOSASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: ISHP608 TRANSPOSASE; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HELICOBACTER PYLORI; SOURCE 3 ORGANISM_TAXID: 210; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PDR32B KEYWDS RNA RECOGNITION MOTIF, TRANSCRIPTION-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR D.R.RONNING,C.GUYNET,B.TON-HOANG,Z.N.PEREZ,R.GHIRLANDO,M.CHANDLER, AUTHOR 2 F.DYDA REVDAT 3 14-FEB-24 2A6M 1 REMARK REVDAT 2 24-FEB-09 2A6M 1 VERSN REVDAT 1 25-OCT-05 2A6M 0 JRNL AUTH D.R.RONNING,C.GUYNET,B.TON-HOANG,Z.N.PEREZ,R.GHIRLANDO, JRNL AUTH 2 M.CHANDLER,F.DYDA JRNL TITL ACTIVE SITE SHARING AND SUBTERMINAL HAIRPIN RECOGNITION IN A JRNL TITL 2 NEW CLASS OF DNA TRANSPOSASES. JRNL REF MOL.CELL V. 20 143 2005 JRNL REFN ISSN 1097-2765 JRNL PMID 16209952 JRNL DOI 10.1016/J.MOLCEL.2005.07.026 REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 22.80 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1105901.610 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.7 REMARK 3 NUMBER OF REFLECTIONS : 12250 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) : 0.254 REMARK 3 FREE R VALUE : 0.272 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.600 REMARK 3 FREE R VALUE TEST SET COUNT : 562 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) : 2.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.55 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 94.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1871 REMARK 3 BIN R VALUE (WORKING SET) : 0.3120 REMARK 3 BIN FREE R VALUE : 0.3940 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 98 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.040 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2295 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 63 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 36.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 55.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -12.20000 REMARK 3 B22 (A**2) : 20.53000 REMARK 3 B33 (A**2) : -8.32000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 5.55000 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) : 0.27 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) : 0.43 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.33 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 2.100 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.910 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) : 1.560 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.670 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 3.090 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.720 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.30 REMARK 3 BSOL : 33.70 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 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2A6M COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-JUL-05. REMARK 100 THE DEPOSITION ID IS D_1000033552. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-JUN-04; 15-MAR-04 REMARK 200 TEMPERATURE (KELVIN) : 95; NULL REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N; Y REMARK 200 RADIATION SOURCE : ROTATING ANODE; APS REMARK 200 BEAMLINE : NULL; 22-ID REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU200; NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M; M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54178; 0.9796, 0.9794, 0.9687 REMARK 200 MONOCHROMATOR : MIRRORS; MIRRORS REMARK 200 OPTICS : MIRRORS; MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE; CCD REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV; MARMOSAIC 300 REMARK 200 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12555 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.7 REMARK 200 DATA REDUNDANCY : 3.500 REMARK 200 R MERGE (I) : 0.04300 REMARK 200 R SYM (I) : 0.04300 REMARK 200 FOR THE DATA SET : 28.6000 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; MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.96 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.23 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350, SODIUM THIOCYANATE, PH 7.5, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 62.26000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 25.48800 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 62.26000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 25.48800 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 BIOLOGICALLY RELEVANT MOLECULE IS THE DIMER IN THE REMARK 300 ASYMMETRIC UNIT. 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: 3550 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14730 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -24.0 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 11670 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24890 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -63.0 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 124.52000 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 MET A 1 REMARK 465 SER A 2 REMARK 465 ASN A 3 REMARK 465 SER A 134 REMARK 465 ASN A 135 REMARK 465 ARG A 136 REMARK 465 PRO A 137 REMARK 465 LYS A 138 REMARK 465 GLN A 139 REMARK 465 LYS A 140 REMARK 465 GLU A 141 REMARK 465 LYS A 142 REMARK 465 TRP A 143 REMARK 465 LYS A 144 REMARK 465 SER A 145 REMARK 465 TYR A 146 REMARK 465 VAL A 147 REMARK 465 ASP A 148 REMARK 465 ASN A 149 REMARK 465 LEU A 150 REMARK 465 GLN A 151 REMARK 465 THR A 152 REMARK 465 LYS A 153 REMARK 465 ALA A 154 REMARK 465 LEU A 155 REMARK 465 MET B 1 REMARK 465 SER B 2 REMARK 465 LYS B 153 REMARK 465 ALA B 154 REMARK 465 LEU B 155 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 C LEU A 103 CD PRO A 104 1.72 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 NZ LYS B 125 NZ LYS B 125 2656 2.12 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 LYS A 102 N - CA - C ANGL. DEV. = -22.4 DEGREES REMARK 500 LEU A 103 CA - CB - CG ANGL. DEV. = 14.6 DEGREES REMARK 500 PRO A 104 C - N - CA ANGL. DEV. = 60.2 DEGREES REMARK 500 PRO A 104 C - N - CD ANGL. DEV. = -53.4 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 VAL A 5 -16.59 176.65 REMARK 500 HIS A 11 -82.72 58.98 REMARK 500 ASN A 12 -5.63 -155.10 REMARK 500 SER A 16 95.04 -160.07 REMARK 500 TYR A 27 9.64 54.52 REMARK 500 LYS A 62 -50.79 67.54 REMARK 500 LYS A 100 -60.98 -92.90 REMARK 500 LYS A 102 -118.10 -71.10 REMARK 500 PRO A 104 -42.42 51.85 REMARK 500 LEU A 121 -65.17 -135.96 REMARK 500 ALA B 4 1.28 56.97 REMARK 500 TYR B 27 -4.00 61.46 REMARK 500 ASP B 61 -103.38 -95.53 REMARK 500 LYS B 62 -25.16 -144.29 REMARK 500 PRO B 120 -140.24 -60.62 REMARK 500 LEU B 121 -20.53 -150.26 REMARK 500 ASN B 133 43.29 165.55 REMARK 500 SER B 134 -36.48 76.40 REMARK 500 ASN B 135 68.02 -116.93 REMARK 500 PRO B 137 -70.68 -19.26 REMARK 500 GLN B 139 9.21 48.07 REMARK 500 LYS B 140 -71.83 -111.37 REMARK 500 GLN B 151 -63.47 -19.21 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2A6O RELATED DB: PDB REMARK 900 SAME STRUCTURE WITH DNA DBREF 2A6M A 1 155 UNP Q933Z0 Q933Z0_HELPY 1 155 DBREF 2A6M B 1 155 UNP Q933Z0 Q933Z0_HELPY 1 155 SEQRES 1 A 155 MET SER ASN ALA VAL LEU TYR LYS SER ASN HIS ASN VAL SEQRES 2 A 155 VAL TYR SER CYS LYS TYR HIS ILE VAL TRP CYS PRO LYS SEQRES 3 A 155 TYR ARG ARG LYS VAL LEU VAL GLY ALA VAL GLU MET ARG SEQRES 4 A 155 LEU LYS GLU ILE ILE GLN GLU VAL ALA LYS GLU LEU ARG SEQRES 5 A 155 VAL GLU ILE ILE GLU MET GLN THR ASP LYS ASP HIS ILE SEQRES 6 A 155 HIS ILE LEU ALA ASP ILE ASP PRO SER PHE GLY VAL MET SEQRES 7 A 155 LYS PHE ILE LYS THR ALA LYS GLY ARG SER SER ARG ILE SEQRES 8 A 155 LEU ARG GLN GLU PHE ASN HIS LEU LYS THR LYS LEU PRO SEQRES 9 A 155 THR LEU TRP THR ASN SER CYS PHE ILE SER THR VAL GLY SEQRES 10 A 155 GLY ALA PRO LEU ASN VAL VAL LYS GLN TYR ILE GLU ASN SEQRES 11 A 155 GLN GLN ASN SER ASN ARG PRO LYS GLN LYS GLU LYS TRP SEQRES 12 A 155 LYS SER TYR VAL ASP ASN LEU GLN THR LYS ALA LEU SEQRES 1 B 155 MET SER ASN ALA VAL LEU TYR LYS SER ASN HIS ASN VAL SEQRES 2 B 155 VAL TYR SER CYS LYS TYR HIS ILE VAL TRP CYS PRO LYS SEQRES 3 B 155 TYR ARG ARG LYS VAL LEU VAL GLY ALA VAL GLU MET ARG SEQRES 4 B 155 LEU LYS GLU ILE ILE GLN GLU VAL ALA LYS GLU LEU ARG SEQRES 5 B 155 VAL GLU ILE ILE GLU MET GLN THR ASP LYS ASP HIS ILE SEQRES 6 B 155 HIS ILE LEU ALA ASP ILE ASP PRO SER PHE GLY VAL MET SEQRES 7 B 155 LYS PHE ILE LYS THR ALA LYS GLY ARG SER SER ARG ILE SEQRES 8 B 155 LEU ARG GLN GLU PHE ASN HIS LEU LYS THR LYS LEU PRO SEQRES 9 B 155 THR LEU TRP THR ASN SER CYS PHE ILE SER THR VAL GLY SEQRES 10 B 155 GLY ALA PRO LEU ASN VAL VAL LYS GLN TYR ILE GLU ASN SEQRES 11 B 155 GLN GLN ASN SER ASN ARG PRO LYS GLN LYS GLU LYS TRP SEQRES 12 B 155 LYS SER TYR VAL ASP ASN LEU GLN THR LYS ALA LEU FORMUL 3 HOH *63(H2 O) HELIX 1 1 PRO A 25 ARG A 29 5 5 HELIX 2 2 VAL A 33 LEU A 51 1 19 HELIX 3 3 GLY A 76 PHE A 96 1 21 HELIX 4 4 PHE A 96 THR A 101 1 6 HELIX 5 5 LEU A 121 GLN A 132 1 12 HELIX 6 6 PRO B 25 ARG B 29 5 5 HELIX 7 7 VAL B 33 LEU B 51 1 19 HELIX 8 8 GLY B 76 PHE B 96 1 21 HELIX 9 9 PHE B 96 THR B 101 1 6 HELIX 10 10 LEU B 121 ASN B 130 1 10 HELIX 11 11 LYS B 140 VAL B 147 1 8 SHEET 1 A 6 LYS A 8 ASN A 10 0 SHEET 2 A 6 VAL A 13 SER A 16 -1 O TYR A 15 N LYS A 8 SHEET 3 A 6 PHE B 112 VAL B 116 1 O ILE B 113 N VAL A 14 SHEET 4 A 6 LYS B 18 TRP B 23 -1 N VAL B 22 O PHE B 112 SHEET 5 A 6 ILE B 65 ILE B 71 -1 O ILE B 67 N ILE B 21 SHEET 6 A 6 VAL B 53 THR B 60 -1 N GLU B 57 O LEU B 68 SHEET 1 B 5 VAL A 53 THR A 60 0 SHEET 2 B 5 ILE A 65 ILE A 71 -1 O LEU A 68 N GLU A 57 SHEET 3 B 5 LYS A 18 TRP A 23 -1 N ILE A 21 O ILE A 67 SHEET 4 B 5 SER A 110 VAL A 116 -1 O SER A 114 N HIS A 20 SHEET 5 B 5 ASN B 12 SER B 16 1 O SER B 16 N THR A 115 CRYST1 124.520 50.976 52.921 90.00 105.45 90.00 C 1 2 1 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 0.008031 0.000000 0.002220 0.00000 SCALE2 0.000000 0.019617 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019605 0.00000