HEADER HYDROLASE/RNA/DNA 08-APR-05 1ZBI TITLE BACILLUS HALODURANS RNASE H CATALYTIC DOMAIN MUTANT D132N IN COMPLEX TITLE 2 WITH 12-MER RNA/DNA HYBRID COMPND MOL_ID: 1; COMPND 2 MOLECULE: 5'-R(*GP*AP*CP*AP*CP*CP*UP*GP*AP*UP*UP*C)-3'; COMPND 3 CHAIN: C; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: 5'-D(*GP*AP*AP*TP*CP*AP*GP*GP*TP*GP*TP*C)-3'; COMPND 7 CHAIN: D; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: RIBONUCLEASE H-RELATED PROTEIN; COMPND 11 CHAIN: A, B; COMPND 12 FRAGMENT: CATALYTIC DOMAIN (RESIDUES 59-196); COMPND 13 EC: 3.1.26.4; COMPND 14 ENGINEERED: YES; COMPND 15 MUTATION: 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: BACILLUS HALODURANS; SOURCE 7 ORGANISM_TAXID: 272558; SOURCE 8 STRAIN: C-125; SOURCE 9 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 10 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 11 EXPRESSION_SYSTEM_STRAIN: BL21 PLYSS; SOURCE 12 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 13 EXPRESSION_SYSTEM_PLASMID: PET15B KEYWDS RNASE H, RNA/DNA HYBRID, DDE MOTIF, HYDROLASE-RNA-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR M.NOWOTNY,S.A.GAIDAMAKOV,R.J.CROUCH,W.YANG REVDAT 5 23-AUG-23 1ZBI 1 REMARK REVDAT 4 20-OCT-21 1ZBI 1 REMARK SEQADV LINK REVDAT 3 13-JUL-11 1ZBI 1 VERSN REVDAT 2 24-FEB-09 1ZBI 1 VERSN REVDAT 1 12-JUL-05 1ZBI 0 JRNL AUTH M.NOWOTNY,S.A.GAIDAMAKOV,R.J.CROUCH,W.YANG JRNL TITL CRYSTAL STRUCTURES OF RNASE H BOUND TO AN RNA/DNA HYBRID: JRNL TITL 2 SUBSTRATE SPECIFICITY AND METAL-DEPENDENT CATALYSIS. JRNL REF CELL(CAMBRIDGE,MASS.) V. 121 1005 2005 JRNL REFN ISSN 0092-8674 JRNL PMID 15989951 JRNL DOI 10.1016/J.CELL.2005.04.024 REMARK 2 REMARK 2 RESOLUTION. 1.85 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) : 1.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 923956.070 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 86.8 REMARK 3 NUMBER OF REFLECTIONS : 29836 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) : 0.206 REMARK 3 FREE R VALUE : 0.248 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1474 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 : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.85 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.97 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 52.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2815 REMARK 3 BIN R VALUE (WORKING SET) : 0.3150 REMARK 3 BIN FREE R VALUE : 0.3150 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.80 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 142 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.026 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2199 REMARK 3 NUCLEIC ACID ATOMS : 495 REMARK 3 HETEROGEN ATOMS : 4 REMARK 3 SOLVENT ATOMS : 245 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 16.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 29.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -6.48000 REMARK 3 B22 (A**2) : 1.97000 REMARK 3 B33 (A**2) : 4.51000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -2.79000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.24 REMARK 3 ESD FROM SIGMAA (A) : 0.29 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) : 0.29 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.26 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 20.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.090 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) : 1.440 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.250 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.130 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.170 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.38 REMARK 3 BSOL : 57.16 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 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : ION.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 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : ION.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1ZBI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-APR-05. REMARK 100 THE DEPOSITION ID IS D_1000032531. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-AUG-04 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 : APS REMARK 200 BEAMLINE : 22-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31439 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.850 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.6 REMARK 200 DATA REDUNDANCY : 2.700 REMARK 200 R MERGE (I) : 0.04800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 25.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.92 REMARK 200 COMPLETENESS FOR SHELL (%) : 55.6 REMARK 200 DATA REDUNDANCY IN SHELL : 1.50 REMARK 200 R MERGE FOR SHELL (I) : 0.35200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: EPMR REMARK 200 STARTING MODEL: PDB ENTRY 1ZBF REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.70 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MPD, NACL, HEPES, PH 7.5, VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 294K 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 68.19650 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 18.48200 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 68.19650 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 18.48200 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: TETRAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, 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 GLY A 55 REMARK 465 SER A 56 REMARK 465 HIS A 57 REMARK 465 MET A 58 REMARK 465 ALA A 59 REMARK 465 LYS A 60 REMARK 465 GLU A 61 REMARK 465 GLY B 55 REMARK 465 SER B 56 REMARK 465 HIS B 57 REMARK 465 MET B 58 REMARK 465 ARG B 195 REMARK 465 LYS B 196 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LYS A 196 CB CG CD CE NZ REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 GLU A 175 CG CD OE1 OE2 REMARK 480 LYS A 190 CG CD CE NZ REMARK 480 GLU B 62 CG CD OE1 OE2 REMARK 480 GLU B 175 CG CD OE1 OE2 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 176 121.21 -37.08 REMARK 500 ASN B 77 101.38 -165.36 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 DG D 1 0.06 SIDE CHAIN REMARK 500 DA D 2 0.07 SIDE CHAIN REMARK 500 DG D 8 0.07 SIDE CHAIN REMARK 500 DT D 11 0.07 SIDE CHAIN 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 B 303 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 C C 5 OP1 REMARK 620 2 ASP B 71 OD1 71.1 REMARK 620 3 GLU B 109 OE1 152.4 97.8 REMARK 620 4 GLU B 109 OE2 111.8 116.4 49.5 REMARK 620 5 ASN B 132 OD1 101.1 145.4 101.7 97.9 REMARK 620 6 ASN B 132 ND2 63.6 103.2 143.7 136.4 46.9 REMARK 620 7 HOH B 341 O 138.5 88.7 63.3 109.6 75.3 87.8 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 304 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 C C 5 OP1 REMARK 620 2 HOH C 55 O 88.8 REMARK 620 3 ASP B 71 OD2 111.4 153.1 REMARK 620 4 GLU B 188 OE2 97.9 91.8 102.3 REMARK 620 5 ASP B 192 OD1 165.0 76.5 81.7 86.0 REMARK 620 6 HOH B 305 O 96.3 75.3 84.7 160.6 77.0 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 301 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 A C 9 O3' REMARK 620 2 U C 10 OP1 49.9 REMARK 620 3 ASP A 71 OD1 128.1 79.0 REMARK 620 4 GLU A 109 OE1 130.2 143.1 83.7 REMARK 620 5 GLU A 109 OE2 80.7 112.6 117.6 49.5 REMARK 620 6 ASN A 132 ND2 77.1 72.0 97.7 143.1 144.7 REMARK 620 7 ASN A 132 OD1 75.2 106.0 137.0 108.9 100.1 47.8 REMARK 620 8 HOH A 339 O 150.7 141.1 75.4 61.7 105.1 82.8 75.5 REMARK 620 N 1 2 3 4 5 6 7 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 U C 10 OP1 REMARK 620 2 ASP A 71 OD2 91.0 REMARK 620 3 GLU A 188 OE2 95.9 104.8 REMARK 620 4 ASP A 192 OD2 162.6 98.0 67.5 REMARK 620 5 HOH A 303 O 85.9 170.4 84.6 87.4 REMARK 620 6 HOH A 304 O 102.9 79.5 160.7 93.4 92.3 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 MG 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 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 304 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1ZBF RELATED DB: PDB REMARK 900 CRYSTAL STRCTURE OF B. HALODURANS RNASE H CATALYTIC DOMAIN MUTANT REMARK 900 D132N REMARK 900 RELATED ID: 1ZBL RELATED DB: PDB DBREF 1ZBI A 59 196 UNP Q9KEI9 Q9KEI9_BACHD 59 196 DBREF 1ZBI B 59 196 UNP Q9KEI9 Q9KEI9_BACHD 59 196 DBREF 1ZBI C 1 12 PDB 1ZBI 1ZBI 1 12 DBREF 1ZBI D 1 12 PDB 1ZBI 1ZBI 1 12 SEQADV 1ZBI GLY A 55 UNP Q9KEI9 CLONING ARTIFACT SEQADV 1ZBI SER A 56 UNP Q9KEI9 CLONING ARTIFACT SEQADV 1ZBI HIS A 57 UNP Q9KEI9 CLONING ARTIFACT SEQADV 1ZBI MET A 58 UNP Q9KEI9 CLONING ARTIFACT SEQADV 1ZBI ASN A 132 UNP Q9KEI9 ASP 132 ENGINEERED MUTATION SEQADV 1ZBI GLY B 55 UNP Q9KEI9 CLONING ARTIFACT SEQADV 1ZBI SER B 56 UNP Q9KEI9 CLONING ARTIFACT SEQADV 1ZBI HIS B 57 UNP Q9KEI9 CLONING ARTIFACT SEQADV 1ZBI MET B 58 UNP Q9KEI9 CLONING ARTIFACT SEQADV 1ZBI ASN B 132 UNP Q9KEI9 ASP 132 ENGINEERED MUTATION SEQRES 1 C 12 G A C A C C U G A U U C SEQRES 1 D 12 DG DA DA DT DC DA DG DG DT DG DT DC SEQRES 1 A 142 GLY SER HIS MET ALA LYS GLU GLU ILE ILE TRP GLU SER SEQRES 2 A 142 LEU SER VAL ASP VAL GLY SER GLN GLY ASN PRO GLY ILE SEQRES 3 A 142 VAL GLU TYR LYS GLY VAL ASP THR LYS THR GLY GLU VAL SEQRES 4 A 142 LEU PHE GLU ARG GLU PRO ILE PRO ILE GLY THR ASN ASN SEQRES 5 A 142 MET GLY GLU PHE LEU ALA ILE VAL HIS GLY LEU ARG TYR SEQRES 6 A 142 LEU LYS GLU ARG ASN SER ARG LYS PRO ILE TYR SER ASN SEQRES 7 A 142 SER GLN THR ALA ILE LYS TRP VAL LYS ASP LYS LYS ALA SEQRES 8 A 142 LYS SER THR LEU VAL ARG ASN GLU GLU THR ALA LEU ILE SEQRES 9 A 142 TRP LYS LEU VAL ASP GLU ALA GLU GLU TRP LEU ASN THR SEQRES 10 A 142 HIS THR TYR GLU THR PRO ILE LEU LYS TRP GLN THR ASP SEQRES 11 A 142 LYS TRP GLY GLU ILE LYS ALA ASP TYR GLY ARG LYS SEQRES 1 B 142 GLY SER HIS MET ALA LYS GLU GLU ILE ILE TRP GLU SER SEQRES 2 B 142 LEU SER VAL ASP VAL GLY SER GLN GLY ASN PRO GLY ILE SEQRES 3 B 142 VAL GLU TYR LYS GLY VAL ASP THR LYS THR GLY GLU VAL SEQRES 4 B 142 LEU PHE GLU ARG GLU PRO ILE PRO ILE GLY THR ASN ASN SEQRES 5 B 142 MET GLY GLU PHE LEU ALA ILE VAL HIS GLY LEU ARG TYR SEQRES 6 B 142 LEU LYS GLU ARG ASN SER ARG LYS PRO ILE TYR SER ASN SEQRES 7 B 142 SER GLN THR ALA ILE LYS TRP VAL LYS ASP LYS LYS ALA SEQRES 8 B 142 LYS SER THR LEU VAL ARG ASN GLU GLU THR ALA LEU ILE SEQRES 9 B 142 TRP LYS LEU VAL ASP GLU ALA GLU GLU TRP LEU ASN THR SEQRES 10 B 142 HIS THR TYR GLU THR PRO ILE LEU LYS TRP GLN THR ASP SEQRES 11 B 142 LYS TRP GLY GLU ILE LYS ALA ASP TYR GLY ARG LYS HET MG A 301 1 HET MG A 302 1 HET MG B 303 1 HET MG B 304 1 HETNAM MG MAGNESIUM ION FORMUL 5 MG 4(MG 2+) FORMUL 9 HOH *245(H2 O) HELIX 1 1 THR A 104 ARG A 123 1 20 HELIX 2 2 SER A 133 LYS A 143 1 11 HELIX 3 3 ASN A 152 GLU A 154 5 3 HELIX 4 4 THR A 155 ASN A 170 1 16 HELIX 5 5 GLN A 182 GLY A 187 1 6 HELIX 6 6 THR B 104 ARG B 123 1 20 HELIX 7 7 SER B 133 LYS B 143 1 11 HELIX 8 8 THR B 155 ASN B 170 1 16 HELIX 9 9 GLN B 182 GLY B 187 1 6 SHEET 1 A 3 VAL A 93 GLU A 96 0 SHEET 2 A 3 GLY A 79 ASP A 87 -1 N GLY A 85 O LEU A 94 SHEET 3 A 3 ILE A 100 GLY A 103 -1 O ILE A 100 N VAL A 81 SHEET 1 B 5 VAL A 93 GLU A 96 0 SHEET 2 B 5 GLY A 79 ASP A 87 -1 N GLY A 85 O LEU A 94 SHEET 3 B 5 LEU A 68 GLN A 75 -1 N SER A 69 O VAL A 86 SHEET 4 B 5 ILE A 129 SER A 131 1 O TYR A 130 N LEU A 68 SHEET 5 B 5 ILE A 178 LYS A 180 1 O LEU A 179 N ILE A 129 SHEET 1 C 5 VAL B 93 GLY B 103 0 SHEET 2 C 5 GLY B 79 ASP B 87 -1 N GLY B 85 O LEU B 94 SHEET 3 C 5 LEU B 68 GLN B 75 -1 N SER B 69 O VAL B 86 SHEET 4 C 5 ILE B 129 SER B 131 1 O TYR B 130 N LEU B 68 SHEET 5 C 5 ILE B 178 LYS B 180 1 O LEU B 179 N ILE B 129 LINK OP1 C C 5 MG MG B 303 1555 1555 3.00 LINK OP1 C C 5 MG MG B 304 1555 1555 2.15 LINK O3' A C 9 MG MG A 301 1555 1555 3.01 LINK OP1 U C 10 MG MG A 301 1555 1555 2.84 LINK OP1 U C 10 MG MG A 302 1555 1555 2.27 LINK O HOH C 55 MG MG B 304 1555 1555 2.59 LINK OD1 ASP A 71 MG MG A 301 1555 1555 2.04 LINK OD2 ASP A 71 MG MG A 302 1555 1555 2.29 LINK OE1 GLU A 109 MG MG A 301 1555 1555 2.85 LINK OE2 GLU A 109 MG MG A 301 1555 1555 2.30 LINK ND2 ASN A 132 MG MG A 301 1555 1555 3.01 LINK OD1 ASN A 132 MG MG A 301 1555 1555 2.20 LINK OE2 GLU A 188 MG MG A 302 1555 1555 2.73 LINK OD2 ASP A 192 MG MG A 302 1555 1555 2.15 LINK MG MG A 301 O HOH A 339 1555 1555 2.86 LINK MG MG A 302 O HOH A 303 1555 1555 2.11 LINK MG MG A 302 O HOH A 304 1555 1555 2.05 LINK OD1 ASP B 71 MG MG B 303 1555 1555 2.43 LINK OD2 ASP B 71 MG MG B 304 1555 1555 2.34 LINK OE1 GLU B 109 MG MG B 303 1555 1555 2.85 LINK OE2 GLU B 109 MG MG B 303 1555 1555 2.31 LINK OD1 ASN B 132 MG MG B 303 1555 1555 2.30 LINK ND2 ASN B 132 MG MG B 303 1555 1555 3.06 LINK OE2 GLU B 188 MG MG B 304 1555 1555 2.59 LINK OD1 ASP B 192 MG MG B 304 1555 1555 2.39 LINK MG MG B 303 O HOH B 341 1555 1555 2.64 LINK MG MG B 304 O HOH B 305 1555 1555 2.03 CISPEP 1 ASN A 77 PRO A 78 0 0.25 CISPEP 2 ASN B 77 PRO B 78 0 0.15 SITE 1 AC1 6 ASP A 71 GLU A 109 ASN A 132 HOH A 339 SITE 2 AC1 6 A C 9 U C 10 SITE 1 AC2 6 ASP A 71 GLU A 188 ASP A 192 HOH A 303 SITE 2 AC2 6 HOH A 304 U C 10 SITE 1 AC3 6 ASP B 71 GLU B 109 ASN B 132 HOH B 341 SITE 2 AC3 6 A C 4 C C 5 SITE 1 AC4 6 ASP B 71 GLU B 188 ASP B 192 HOH B 305 SITE 2 AC4 6 C C 5 HOH C 55 CRYST1 136.393 36.964 93.202 90.00 121.51 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 0.007332 0.000000 0.004495 0.00000 SCALE2 0.000000 0.027053 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012585 0.00000