HEADER TRANSFERASE/DNA 23-MAY-21 7MZ2 TITLE STRUCTURE OF HUMAN DNA POLYMERASE BETA COMPLEXED WITH DZA AT N-1 OF TITLE 2 THE TEMPLATE BASE PAIRED WITH INCOMING DTTP COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA POLYMERASE BETA; COMPND 3 CHAIN: A; COMPND 4 EC: 2.7.7.7,4.2.99.-; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: DNA (5'-D(*CP*CP*GP*AP*CP*GP*(4DU) COMPND 8 P*CP*GP*CP*AP*TP*CP*AP*GP*C)-3'); COMPND 9 CHAIN: T; COMPND 10 ENGINEERED: YES; COMPND 11 MOL_ID: 3; COMPND 12 MOLECULE: DNA (5'-D(*GP*CP*TP*GP*AP*TP*GP*CP*GP*T)-3'); COMPND 13 CHAIN: P; COMPND 14 ENGINEERED: YES; COMPND 15 MOL_ID: 4; COMPND 16 MOLECULE: DNA (5'-D(P*GP*TP*CP*GP*G)-3'); COMPND 17 CHAIN: D; COMPND 18 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: POLB; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 SYNTHETIC: YES; SOURCE 10 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 11 ORGANISM_COMMON: HUMAN; SOURCE 12 ORGANISM_TAXID: 9606; SOURCE 13 MOL_ID: 3; SOURCE 14 SYNTHETIC: YES; SOURCE 15 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 16 ORGANISM_COMMON: HUMAN; SOURCE 17 ORGANISM_TAXID: 9606; SOURCE 18 MOL_ID: 4; SOURCE 19 SYNTHETIC: YES; SOURCE 20 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 21 ORGANISM_COMMON: HUMAN; SOURCE 22 ORGANISM_TAXID: 9606 KEYWDS TRANSFERASE-DNA COMPLEX, DNA BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR M.-C.KOAG,S.LEE REVDAT 2 18-OCT-23 7MZ2 1 REMARK REVDAT 1 25-MAY-22 7MZ2 0 JRNL AUTH M.-C.KOAG,S.LEE JRNL TITL STRUCTURE OF HUMAN DNA POLYMERASE BETA COMPLEXED WITH DZA AT JRNL TITL 2 N-1 OF THE TEMPLATE BASE PAIRED WITH INCOMING DTTP JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.09 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.8.4_1496 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.09 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.87 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.1 REMARK 3 NUMBER OF REFLECTIONS : 24217 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.199 REMARK 3 R VALUE (WORKING SET) : 0.197 REMARK 3 FREE R VALUE : 0.243 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.150 REMARK 3 FREE R VALUE TEST SET COUNT : 1246 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 10.0000 - 4.3304 0.99 2690 149 0.1432 0.1561 REMARK 3 2 4.3304 - 3.4430 1.00 2651 143 0.1593 0.2136 REMARK 3 3 3.4430 - 3.0095 0.99 2627 149 0.2067 0.2674 REMARK 3 4 3.0095 - 2.7351 0.97 2583 142 0.2328 0.2574 REMARK 3 5 2.7351 - 2.5395 0.96 2545 137 0.2302 0.2905 REMARK 3 6 2.5395 - 2.3900 0.95 2541 128 0.2302 0.2994 REMARK 3 7 2.3900 - 2.2705 0.94 2487 117 0.2270 0.2949 REMARK 3 8 2.2705 - 2.1718 0.93 2439 146 0.2292 0.2915 REMARK 3 9 2.1718 - 2.0883 0.91 2408 135 0.2305 0.2791 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.270 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 23.850 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 18.16 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.48 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.006 3393 REMARK 3 ANGLE : 1.451 4705 REMARK 3 CHIRALITY : 0.166 516 REMARK 3 PLANARITY : 0.003 496 REMARK 3 DIHEDRAL : 20.079 1340 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7MZ2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-MAY-21. REMARK 100 THE DEPOSITION ID IS D_1000257059. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-JAN-15 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0007 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 25175 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.088 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 (%) : 99.9 REMARK 200 DATA REDUNDANCY : 5.600 REMARK 200 R MERGE (I) : 0.11600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.09 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.13 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 4.90 REMARK 200 R MERGE FOR SHELL (I) : 0.47300 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: 1BPX REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.69 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.31 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 14% TO 23% PEG3400, AND 350 MM SODIUM REMARK 280 ACETATE IN 50 MM IMIDAZOLE (PH 7.5), VAPOR DIFFUSION, SITTING REMARK 280 DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 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 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 40.09050 REMARK 290 SMTRY3 2 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 5080 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 20100 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -73.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, T, P, D 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 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 248 CG CD CE NZ REMARK 470 VAL A 303 CG1 CG2 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),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 DG T 6 O3' 4DU T 7 P -0.079 REMARK 500 DG D 1 P DG D 1 OP3 -0.126 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 4DU T 7 C3' - O3' - P ANGL. DEV. = 9.7 DEGREES REMARK 500 DC T 8 C3' - O3' - P ANGL. DEV. = 7.9 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 CYS A 178 -140.89 -111.62 REMARK 500 ASN A 294 -168.21 -123.07 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 NA A 404 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 LYS A 60 O REMARK 620 2 LEU A 62 O 91.3 REMARK 620 3 VAL A 65 O 82.8 96.1 REMARK 620 4 HOH A 592 O 94.4 79.3 174.6 REMARK 620 5 DC D 3 OP1 169.7 97.1 90.5 92.9 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA A 403 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 101 O REMARK 620 2 VAL A 103 O 98.8 REMARK 620 3 ILE A 106 O 93.5 89.1 REMARK 620 4 HOH A 605 O 79.8 92.1 173.3 REMARK 620 5 DG P 9 OP1 159.9 98.4 97.1 89.3 REMARK 620 6 HOH P 104 O 75.7 173.4 94.9 83.4 86.3 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 401 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 190 OD1 REMARK 620 2 ASP A 192 OD2 98.5 REMARK 620 3 0KX A 405 O1B 171.2 89.6 REMARK 620 4 0KX A 405 O1G 86.1 173.9 85.6 REMARK 620 5 0KX A 405 O2A 89.0 94.3 93.9 89.9 REMARK 620 6 HOH A 520 O 90.0 84.4 87.3 91.6 178.2 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 402 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 190 OD2 REMARK 620 2 ASP A 192 OD1 114.7 REMARK 620 3 ASP A 256 OD2 108.3 89.1 REMARK 620 4 0KX A 405 O2A 89.5 83.6 162.2 REMARK 620 5 HOH A 501 O 78.8 157.9 103.5 79.1 REMARK 620 N 1 2 3 4 DBREF 7MZ2 A 10 335 UNP P06746 DPOLB_HUMAN 10 335 DBREF 7MZ2 T 1 16 PDB 7MZ2 7MZ2 1 16 DBREF 7MZ2 P 1 10 PDB 7MZ2 7MZ2 1 10 DBREF 7MZ2 D 1 5 PDB 7MZ2 7MZ2 1 5 SEQRES 1 A 326 THR LEU ASN GLY GLY ILE THR ASP MET LEU THR GLU LEU SEQRES 2 A 326 ALA ASN PHE GLU LYS ASN VAL SER GLN ALA ILE HIS LYS SEQRES 3 A 326 TYR ASN ALA TYR ARG LYS ALA ALA SER VAL ILE ALA LYS SEQRES 4 A 326 TYR PRO HIS LYS ILE LYS SER GLY ALA GLU ALA LYS LYS SEQRES 5 A 326 LEU PRO GLY VAL GLY THR LYS ILE ALA GLU LYS ILE ASP SEQRES 6 A 326 GLU PHE LEU ALA THR GLY LYS LEU ARG LYS LEU GLU LYS SEQRES 7 A 326 ILE ARG GLN ASP ASP THR SER SER SER ILE ASN PHE LEU SEQRES 8 A 326 THR ARG VAL SER GLY ILE GLY PRO SER ALA ALA ARG LYS SEQRES 9 A 326 PHE VAL ASP GLU GLY ILE LYS THR LEU GLU ASP LEU ARG SEQRES 10 A 326 LYS ASN GLU ASP LYS LEU ASN HIS HIS GLN ARG ILE GLY SEQRES 11 A 326 LEU LYS TYR PHE GLY ASP PHE GLU LYS ARG ILE PRO ARG SEQRES 12 A 326 GLU GLU MET LEU GLN MET GLN ASP ILE VAL LEU ASN GLU SEQRES 13 A 326 VAL LYS LYS VAL ASP SER GLU TYR ILE ALA THR VAL CYS SEQRES 14 A 326 GLY SER PHE ARG ARG GLY ALA GLU SER SER GLY ASP MET SEQRES 15 A 326 ASP VAL LEU LEU THR HIS PRO SER PHE THR SER GLU SER SEQRES 16 A 326 THR LYS GLN PRO LYS LEU LEU HIS GLN VAL VAL GLU GLN SEQRES 17 A 326 LEU GLN LYS VAL HIS PHE ILE THR ASP THR LEU SER LYS SEQRES 18 A 326 GLY GLU THR LYS PHE MET GLY VAL CYS GLN LEU PRO SER SEQRES 19 A 326 LYS ASN ASP GLU LYS GLU TYR PRO HIS ARG ARG ILE ASP SEQRES 20 A 326 ILE ARG LEU ILE PRO LYS ASP GLN TYR TYR CYS GLY VAL SEQRES 21 A 326 LEU TYR PHE THR GLY SER ASP ILE PHE ASN LYS ASN MET SEQRES 22 A 326 ARG ALA HIS ALA LEU GLU LYS GLY PHE THR ILE ASN GLU SEQRES 23 A 326 TYR THR ILE ARG PRO LEU GLY VAL THR GLY VAL ALA GLY SEQRES 24 A 326 GLU PRO LEU PRO VAL ASP SER GLU LYS ASP ILE PHE ASP SEQRES 25 A 326 TYR ILE GLN TRP LYS TYR ARG GLU PRO LYS ASP ARG SER SEQRES 26 A 326 GLU SEQRES 1 T 16 DC DC DG DA DC DG 4DU DC DG DC DA DT DC SEQRES 2 T 16 DA DG DC SEQRES 1 P 10 DG DC DT DG DA DT DG DC DG DT SEQRES 1 D 5 DG DT DC DG DG HET 4DU T 7 21 HET MG A 401 1 HET MG A 402 1 HET NA A 403 1 HET NA A 404 1 HET 0KX A 405 28 HETNAM 4DU 1-(2-DEOXY-5-O-PHOSPHONO-BETA-D-ERYTHRO- HETNAM 2 4DU PENTOFURANOSYL)-1H-IMIDAZO[4,5-C]PYRIDIN-4-AMINE HETNAM MG MAGNESIUM ION HETNAM NA SODIUM ION HETNAM 0KX 2'-DEOXY-5'-O-[(R)-HYDROXY{[(R)-HYDROXY(PHOSPHONOOXY) HETNAM 2 0KX PHOSPHORYL]AMINO}PHOSPHORYL]CYTIDINE FORMUL 2 4DU C11 H15 N4 O6 P FORMUL 5 MG 2(MG 2+) FORMUL 7 NA 2(NA 1+) FORMUL 9 0KX C9 H17 N4 O12 P3 FORMUL 10 HOH *146(H2 O) HELIX 1 AA1 ASN A 12 VAL A 29 1 18 HELIX 2 AA2 ALA A 32 LYS A 48 1 17 HELIX 3 AA3 SER A 55 LYS A 61 1 7 HELIX 4 AA4 GLY A 66 GLY A 80 1 15 HELIX 5 AA5 LEU A 82 ASP A 91 1 10 HELIX 6 AA6 ASP A 91 THR A 101 1 11 HELIX 7 AA7 GLY A 107 GLU A 117 1 11 HELIX 8 AA8 THR A 121 ASN A 128 1 8 HELIX 9 AA9 GLU A 129 LEU A 132 5 4 HELIX 10 AB1 ASN A 133 TYR A 142 1 10 HELIX 11 AB2 GLY A 144 LYS A 148 5 5 HELIX 12 AB3 ARG A 152 ASP A 170 1 19 HELIX 13 AB4 CYS A 178 ARG A 183 1 6 HELIX 14 AB5 LYS A 209 VAL A 221 1 13 HELIX 15 AB6 PRO A 261 ASP A 263 5 3 HELIX 16 AB7 GLN A 264 GLY A 274 1 11 HELIX 17 AB8 SER A 275 LYS A 289 1 15 HELIX 18 AB9 SER A 315 ILE A 323 1 9 HELIX 19 AC1 GLU A 329 ARG A 333 5 5 SHEET 1 AA1 2 ILE A 150 PRO A 151 0 SHEET 2 AA1 2 SER A 187 SER A 188 -1 O SER A 188 N ILE A 150 SHEET 1 AA2 5 ILE A 174 VAL A 177 0 SHEET 2 AA2 5 MET A 191 THR A 196 -1 O LEU A 194 N THR A 176 SHEET 3 AA2 5 ARG A 253 LEU A 259 1 O ASP A 256 N VAL A 193 SHEET 4 AA2 5 LYS A 234 CYS A 239 -1 N CYS A 239 O ARG A 253 SHEET 5 AA2 5 ILE A 224 LYS A 230 -1 N SER A 229 O MET A 236 SHEET 1 AA3 2 PHE A 291 ILE A 293 0 SHEET 2 AA3 2 ILE A 298 PRO A 300 -1 O ARG A 299 N THR A 292 LINK O3' DG T 6 P 4DU T 7 1555 1555 1.53 LINK O3' 4DU T 7 P DC T 8 1555 1555 1.57 LINK O LYS A 60 NA NA A 404 1555 1555 2.48 LINK O LEU A 62 NA NA A 404 1555 1555 2.45 LINK O VAL A 65 NA NA A 404 1555 1555 2.48 LINK O THR A 101 NA NA A 403 1555 1555 2.35 LINK O VAL A 103 NA NA A 403 1555 1555 2.45 LINK O ILE A 106 NA NA A 403 1555 1555 2.42 LINK OD1 ASP A 190 MG MG A 401 1555 1555 2.02 LINK OD2 ASP A 190 MG MG A 402 1555 1555 2.17 LINK OD2 ASP A 192 MG MG A 401 1555 1555 2.00 LINK OD1 ASP A 192 MG MG A 402 1555 1555 2.46 LINK OD2 ASP A 256 MG MG A 402 1555 1555 2.43 LINK MG MG A 401 O1B 0KX A 405 1555 1555 2.09 LINK MG MG A 401 O1G 0KX A 405 1555 1555 2.00 LINK MG MG A 401 O2A 0KX A 405 1555 1555 2.06 LINK MG MG A 401 O HOH A 520 1555 1555 2.07 LINK MG MG A 402 O2A 0KX A 405 1555 1555 2.28 LINK MG MG A 402 O HOH A 501 1555 1555 2.53 LINK NA NA A 403 O HOH A 605 1555 1555 2.76 LINK NA NA A 403 OP1 DG P 9 1555 1555 2.41 LINK NA NA A 403 O HOH P 104 1555 1555 2.47 LINK NA NA A 404 O HOH A 592 1555 1555 2.45 LINK NA NA A 404 OP1 DC D 3 1555 1555 2.52 CISPEP 1 GLY A 274 SER A 275 0 2.95 CRYST1 50.809 80.181 55.414 90.00 107.56 90.00 P 1 21 1 2 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 0.019682 0.000000 0.006226 0.00000 SCALE2 0.000000 0.012472 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018927 0.00000