HEADER RNA 11-MAY-25 9OL2 TITLE RNA-IMIDAZOLIUM-BRIDGED DINUCLEOTIDE INTERMEDIATE COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: RNA (5'-R(*(LCC)P*(LCC)P*(LCC)P*(LCG) COMPND 3 P*AP*CP*UP*UP*AP*AP*GP*UP*CP*G)-3'); COMPND 4 CHAIN: A, B; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 4 ORGANISM_TAXID: 32630 KEYWDS IMIDAZOLIUM-BRIDGED DINUCLEOTIDE, RNA DUPLEX, ORIGIN OF LIFE, RNA EXPDTA X-RAY DIFFRACTION AUTHOR Z.FANG,J.W.SZOSTAK REVDAT 3 26-NOV-25 9OL2 1 JRNL REVDAT 2 19-NOV-25 9OL2 1 REMARK REVDAT 1 22-OCT-25 9OL2 0 JRNL AUTH Z.FANG,O.ACIKGOZ,X.JIA,J.ESSEX,R.WEN,J.W.SZOSTAK JRNL TITL IMPACT OF 2'-DEOXYRIBO-PURINE SUBSTRATES ON NONENZYMATIC RNA JRNL TITL 2 TEMPLATE-DIRECTED PRIMER EXTENSION. JRNL REF NUCLEIC ACIDS RES. V. 53 2025 JRNL REFN ESSN 1362-4962 JRNL PMID 41261857 JRNL DOI 10.1093/NAR/GKAF1228 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH Z.FANG,O.ACIKGOZ,X.JIA,J.ESSEX,R.WEN,J.W.SZOSTAK REMARK 1 TITL IMPACT OF 2'-DEOXYRIBO-PURINE SUBSTRATES ON NONENZYMATIC RNA REMARK 1 TITL 2 TEMPLATE-DIRECTED PRIMER EXTENSION. REMARK 1 REF BIORXIV 2025 REMARK 1 REFN ISSN 2692-8205 REMARK 1 PMID 40909494 REMARK 1 DOI 10.1101/2025.08.29.673048 REMARK 2 REMARK 2 RESOLUTION. 1.53 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0425 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.53 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 42.95 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 96.4 REMARK 3 NUMBER OF REFLECTIONS : 17651 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.198 REMARK 3 FREE R VALUE : 0.235 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.037 REMARK 3 FREE R VALUE TEST SET COUNT : 889 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.53 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.57 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1152 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 92.38 REMARK 3 BIN R VALUE (WORKING SET) : 0.2630 REMARK 3 BIN FREE R VALUE SET COUNT : 73 REMARK 3 BIN FREE R VALUE : 0.2990 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 0 REMARK 3 NUCLEIC ACID ATOMS : 598 REMARK 3 HETEROGEN ATOMS : 111 REMARK 3 SOLVENT ATOMS : 201 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 15.95 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : -0.00100 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.082 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.086 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.051 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.389 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.948 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.928 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 788 ; 0.021 ; 0.017 REMARK 3 BOND LENGTHS OTHERS (A): 350 ; 0.027 ; 0.023 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1210 ; 3.041 ; 2.326 REMARK 3 BOND ANGLES OTHERS (DEGREES): 824 ; 3.607 ; 2.480 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 156 ; 0.480 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 416 ; 0.020 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 136 ; 0.001 ; 0.023 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 57 ; 0.075 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 42 ; 0.153 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 310 ; 0.244 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 156 ; 0.162 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 3 ; 0.012 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 788 ; 2.277 ; 1.977 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 789 ; 2.276 ; 1.977 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1210 ; 3.490 ; 3.622 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 1211 ; 3.488 ; 3.622 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK BULK SOLVENT REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THEIR REMARK 3 RIDING POSITIONS REMARK 4 REMARK 4 9OL2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-MAY-25. REMARK 100 THE DEPOSITION ID IS D_1000295541. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-OCT-21 REMARK 200 TEMPERATURE (KELVIN) : 99 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 23-ID-B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.033175 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17783 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.528 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.9 REMARK 200 DATA REDUNDANCY : 5.900 REMARK 200 R MERGE (I) : 0.07900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.53 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.56 REMARK 200 COMPLETENESS FOR SHELL (%) : 84.9 REMARK 200 DATA REDUNDANCY IN SHELL : 4.80 REMARK 200 R MERGE FOR SHELL (I) : 0.41900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 62.51 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.28 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 10% W/V POLYETHYLENE GLYCOL 6,000, REMARK 280 0.05 M HEPES PH 7.0, 0.2 M AMMONIUM ACETATE, 0.15 M MAGNESIUM REMARK 280 ACETATE, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 3 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z REMARK 290 6555 -X,-X+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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 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 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 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: DIMERIC 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 275 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 286 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 297 LIES ON A SPECIAL POSITION. REMARK 375 HOH B 275 LIES ON A SPECIAL POSITION. REMARK 375 HOH B 285 LIES ON A SPECIAL POSITION. REMARK 375 HOH B 298 LIES ON A SPECIAL POSITION. REMARK 375 HOH B 299 LIES ON A SPECIAL POSITION. 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 O HOH A 287 O HOH B 222 1.97 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 O HOH A 253 O HOH A 253 6555 2.06 REMARK 500 O HOH B 240 O HOH B 240 5556 2.18 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 LKC A 1 C3' - O3' - P ANGL. DEV. = 7.7 DEGREES REMARK 500 C A 6 C2 - N3 - C4 ANGL. DEV. = 3.4 DEGREES REMARK 500 C A 6 N3 - C4 - C5 ANGL. DEV. = -2.5 DEGREES REMARK 500 U A 8 O5' - P - OP2 ANGL. DEV. = -8.5 DEGREES REMARK 500 LKC B 1 C3' - O3' - P ANGL. DEV. = 8.2 DEGREES REMARK 500 C B 6 C2 - N3 - C4 ANGL. DEV. = 3.1 DEGREES REMARK 500 U B 8 O5' - P - OP2 ANGL. DEV. = -8.7 DEGREES REMARK 500 A B 9 C5 - C6 - N1 ANGL. DEV. = 3.0 DEGREES 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 A 102 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 216 O REMARK 620 2 HOH A 240 O 89.5 REMARK 620 3 HOH A 289 O 84.2 90.4 REMARK 620 4 HOH B 228 O 92.0 91.3 175.9 REMARK 620 5 HOH B 249 O 91.4 177.3 87.2 91.3 REMARK 620 6 HOH B 291 O 177.2 87.9 96.5 87.3 91.2 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 103 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 206 O REMARK 620 2 HOH A 234 O 94.5 REMARK 620 3 HOH A 256 O 86.7 83.2 REMARK 620 4 HOH A 283 O 179.1 85.6 92.4 REMARK 620 5 HOH A 298 O 89.1 172.7 90.7 90.8 REMARK 620 6 HOH A 299 O 87.1 90.4 170.7 93.9 96.1 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 104 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 208 O REMARK 620 2 HOH A 238 O 93.8 REMARK 620 3 HOH A 254 O 92.0 87.8 REMARK 620 4 HOH B 258 O 85.7 90.7 177.2 REMARK 620 5 HOH B 267 O 86.0 175.8 88.0 93.5 REMARK 620 6 HOH B 282 O 173.9 91.3 91.5 90.9 89.1 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 105 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 205 O REMARK 620 2 HOH A 221 O 69.8 REMARK 620 3 HOH A 293 O 59.1 71.8 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 103 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 264 O REMARK 620 2 HOH A 266 O 95.0 REMARK 620 3 HOH A 284 O 91.0 89.0 REMARK 620 4 HOH B 202 O 86.5 85.3 173.5 REMARK 620 5 HOH B 245 O 90.9 173.9 89.5 96.5 REMARK 620 6 HOH B 251 O 177.4 85.2 91.6 90.9 88.9 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 102 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH B 209 O REMARK 620 2 HOH B 231 O 93.6 REMARK 620 3 HOH B 265 O 89.0 83.9 REMARK 620 4 HOH B 283 O 177.7 85.9 93.2 REMARK 620 5 HOH B 301 O 90.8 175.0 93.9 89.8 REMARK 620 6 HOH B 302 O 85.0 89.9 171.0 92.7 92.8 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 104 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH B 212 O REMARK 620 2 HOH B 227 O 81.2 REMARK 620 3 HOH B 287 O 66.6 59.8 REMARK 620 N 1 2 DBREF 9OL2 A 1 14 PDB 9OL2 9OL2 1 14 DBREF 9OL2 B 1 14 PDB 9OL2 9OL2 1 14 SEQRES 1 A 14 LKC LCC LCC LCG A C U U A A G U C SEQRES 2 A 14 G SEQRES 1 B 14 LKC LCC LCC LCG A C U U A A G U C SEQRES 2 B 14 G HET LKC A 1 19 HET LCC A 2 22 HET LCC A 3 22 HET LCG A 4 24 HET LKC B 1 19 HET LCC B 2 22 HET LCC B 3 22 HET LCG B 4 24 HET EQ1 A 101 52 HET MG A 102 1 HET MG A 103 1 HET MG A 104 1 HET MG A 105 1 HET EQ1 B 101 52 HET MG B 102 1 HET MG B 103 1 HET MG B 104 1 HETNAM LKC 4-AMINO-1-[(1S,3R,4R,7S)-7-HYDROXY-1-(HYDROXYMETHYL)-2, HETNAM 2 LKC 5-DIOXABICYCLO[2.2.1]HEPT-3-YL]-5-METHYLPYRIMIDIN- HETNAM 3 LKC 2(1H)-ONE HETNAM LCC [(1R,3R,4R,7S)-7-HYDROXY-3-(5-METHYLCYTOSIN-1-YL)-2,5- HETNAM 2 LCC DIOXABICYCLO[2.2.1]HEPT-1-YL]METHYL DIHYDROGEN HETNAM 3 LCC PHOSPHATE HETNAM LCG [(1R,3R,4R,7S)-7-HYDROXY-3-(GUANIN-9-YL)-2,5- HETNAM 2 LCG DIOXABICYCLO[2.2.1]HEPT-1-YL]METHYL DIHYDROGEN HETNAM 3 LCG PHOSPHATE HETNAM EQ1 2-AMINO-1-[(R)-{[(2R,3S,4R,5R)-5-(2-AMINO-6-OXO-1,6- HETNAM 2 EQ1 DIHYDRO-9H-PURIN-9-YL)-3,4-DIHYDROXYOXOLAN-2- HETNAM 3 EQ1 YL]METHOXY}(HYDROXY)PHOSPHORYL]-3-[(S)-{[(2R,3S,4R, HETNAM 4 EQ1 5R)-5-(2-AMINO-6-OXO-1,6-DIHYDRO-9H-PURIN-9-YL)-3,4- HETNAM 5 EQ1 DIHYDROXYOXOLAN-2-YL]METHOXY}(HYDROXY)PHOSPHORYL]-1H- HETNAM 6 EQ1 IMIDAZOL-3-IUM HETNAM MG MAGNESIUM ION FORMUL 1 LKC 2(C11 H15 N3 O5) FORMUL 1 LCC 4(C11 H16 N3 O8 P) FORMUL 1 LCG 2(C11 H14 N5 O8 P) FORMUL 3 EQ1 2(C23 H30 N13 O14 P2 1+) FORMUL 4 MG 7(MG 2+) FORMUL 12 HOH *201(H2 O) LINK O3' LKC A 1 P LCC A 2 1555 1555 1.68 LINK O3' LCC A 2 P LCC A 3 1555 1555 1.62 LINK O3' LCC A 3 P LCG A 4 1555 1555 1.63 LINK O3' LCG A 4 P A A 5 1555 1555 1.58 LINK O3' LKC B 1 P LCC B 2 1555 1555 1.67 LINK O3' LCC B 2 P LCC B 3 1555 1555 1.61 LINK O3' LCC B 3 P LCG B 4 1555 1555 1.63 LINK O3' LCG B 4 P A B 5 1555 1555 1.58 LINK MG MG A 102 O HOH A 216 1555 1555 2.09 LINK MG MG A 102 O HOH A 240 1555 1555 2.05 LINK MG MG A 102 O HOH A 289 1555 1555 2.18 LINK MG MG A 102 O HOH B 228 1555 1555 2.06 LINK MG MG A 102 O HOH B 249 1555 1555 2.00 LINK MG MG A 102 O HOH B 291 1555 1555 2.11 LINK MG MG A 103 O HOH A 206 1555 1555 2.08 LINK MG MG A 103 O HOH A 234 1555 1555 2.14 LINK MG MG A 103 O HOH A 256 1555 1555 2.12 LINK MG MG A 103 O HOH A 283 1555 1555 2.12 LINK MG MG A 103 O HOH A 298 1555 1555 2.00 LINK MG MG A 103 O HOH A 299 1555 1555 2.08 LINK MG MG A 104 O HOH A 208 1555 1555 2.15 LINK MG MG A 104 O HOH A 238 1555 1555 2.06 LINK MG MG A 104 O HOH A 254 1555 2565 2.10 LINK MG MG A 104 O HOH B 258 1555 1555 2.07 LINK MG MG A 104 O HOH B 267 1555 1555 2.16 LINK MG MG A 104 O HOH B 282 1555 1555 1.97 LINK MG MG A 105 O HOH A 205 1555 1555 2.66 LINK MG MG A 105 O HOH A 221 1555 1555 2.55 LINK MG MG A 105 O HOH A 293 1555 1555 2.15 LINK O HOH A 264 MG MG B 103 1555 1555 2.08 LINK O HOH A 266 MG MG B 103 1555 1555 2.22 LINK O HOH A 284 MG MG B 103 1555 1555 1.98 LINK MG MG B 102 O HOH B 209 1555 1555 2.12 LINK MG MG B 102 O HOH B 231 1555 1555 2.17 LINK MG MG B 102 O HOH B 265 1555 1555 1.99 LINK MG MG B 102 O HOH B 283 1555 1555 2.09 LINK MG MG B 102 O HOH B 301 1555 1555 1.99 LINK MG MG B 102 O HOH B 302 1555 1555 2.14 LINK MG MG B 103 O HOH B 202 1555 1555 2.10 LINK MG MG B 103 O HOH B 245 1555 1555 2.07 LINK MG MG B 103 O HOH B 251 1555 1555 2.08 LINK MG MG B 104 O HOH B 212 1555 1555 2.39 LINK MG MG B 104 O HOH B 227 1555 1555 2.47 LINK MG MG B 104 O HOH B 287 1555 1555 1.99 CRYST1 49.592 49.592 81.941 90.00 90.00 120.00 P 3 2 1 12 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 0.020165 0.011642 0.000000 0.00000 SCALE2 0.000000 0.023284 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012204 0.00000 CONECT 1 2 6 9 CONECT 2 1 3 7 CONECT 3 2 4 CONECT 4 3 5 8 CONECT 5 4 6 17 CONECT 6 1 5 CONECT 7 2 CONECT 8 4 CONECT 9 1 10 13 CONECT 10 9 11 18 CONECT 11 10 12 14 CONECT 12 11 13 15 19 CONECT 13 9 12 CONECT 14 11 39 CONECT 15 12 16 CONECT 16 15 CONECT 17 5 CONECT 18 10 19 CONECT 19 12 18 CONECT 20 21 39 CONECT 21 20 22 CONECT 22 21 23 34 38 CONECT 23 22 24 CONECT 24 23 25 35 CONECT 25 24 26 32 CONECT 26 25 27 CONECT 27 26 28 29 CONECT 28 27 CONECT 29 27 30 31 CONECT 30 29 CONECT 31 29 32 CONECT 32 25 31 33 CONECT 33 32 CONECT 34 22 35 37 CONECT 35 24 34 36 CONECT 36 35 38 CONECT 37 34 61 CONECT 38 22 36 CONECT 39 14 20 40 41 CONECT 40 39 CONECT 41 39 CONECT 42 43 61 CONECT 43 42 44 CONECT 44 43 45 56 60 CONECT 45 44 46 CONECT 46 45 47 57 CONECT 47 46 48 54 CONECT 48 47 49 CONECT 49 48 50 51 CONECT 50 49 CONECT 51 49 52 53 CONECT 52 51 CONECT 53 51 54 CONECT 54 47 53 55 CONECT 55 54 CONECT 56 44 57 59 CONECT 57 46 56 58 CONECT 58 57 60 CONECT 59 56 64 CONECT 60 44 58 CONECT 61 37 42 62 63 CONECT 62 61 CONECT 63 61 CONECT 64 59 65 66 83 CONECT 65 64 CONECT 66 64 67 CONECT 67 66 78 CONECT 68 76 78 87 CONECT 69 78 86 CONECT 70 71 72 79 CONECT 71 70 73 CONECT 72 70 74 85 CONECT 73 71 74 CONECT 74 72 73 75 CONECT 75 74 77 81 CONECT 76 68 79 86 CONECT 77 75 CONECT 78 67 68 69 82 CONECT 79 70 76 82 CONECT 80 81 84 85 CONECT 81 75 80 CONECT 82 78 79 CONECT 83 64 CONECT 84 80 CONECT 85 72 80 CONECT 86 69 76 CONECT 87 68 88 CONECT 88 87 CONECT 301 302 306 309 CONECT 302 301 303 307 CONECT 303 302 304 CONECT 304 303 305 308 CONECT 305 304 306 317 CONECT 306 301 305 CONECT 307 302 CONECT 308 304 CONECT 309 301 310 313 CONECT 310 309 311 318 CONECT 311 310 312 314 CONECT 312 311 313 315 319 CONECT 313 309 312 CONECT 314 311 339 CONECT 315 312 316 CONECT 316 315 CONECT 317 305 CONECT 318 310 319 CONECT 319 312 318 CONECT 320 321 339 CONECT 321 320 322 CONECT 322 321 323 334 338 CONECT 323 322 324 CONECT 324 323 325 335 CONECT 325 324 326 332 CONECT 326 325 327 CONECT 327 326 328 329 CONECT 328 327 CONECT 329 327 330 331 CONECT 330 329 CONECT 331 329 332 CONECT 332 325 331 333 CONECT 333 332 CONECT 334 322 335 337 CONECT 335 324 334 336 CONECT 336 335 338 CONECT 337 334 361 CONECT 338 322 336 CONECT 339 314 320 340 341 CONECT 340 339 CONECT 341 339 CONECT 342 343 361 CONECT 343 342 344 CONECT 344 343 345 356 360 CONECT 345 344 346 CONECT 346 345 347 357 CONECT 347 346 348 354 CONECT 348 347 349 CONECT 349 348 350 351 CONECT 350 349 CONECT 351 349 352 353 CONECT 352 351 CONECT 353 351 354 CONECT 354 347 353 355 CONECT 355 354 CONECT 356 344 357 359 CONECT 357 346 356 358 CONECT 358 357 360 CONECT 359 356 364 CONECT 360 344 358 CONECT 361 337 342 362 363 CONECT 362 361 CONECT 363 361 CONECT 364 359 365 366 383 CONECT 365 364 CONECT 366 364 367 CONECT 367 366 378 CONECT 368 376 378 387 CONECT 369 378 386 CONECT 370 371 372 379 CONECT 371 370 373 CONECT 372 370 374 385 CONECT 373 371 374 CONECT 374 372 373 375 CONECT 375 374 377 381 CONECT 376 368 379 386 CONECT 377 375 CONECT 378 367 368 369 382 CONECT 379 370 376 382 CONECT 380 381 384 385 CONECT 381 375 380 CONECT 382 378 379 CONECT 383 364 CONECT 384 380 CONECT 385 372 380 CONECT 386 369 376 CONECT 387 368 388 CONECT 388 387 CONECT 601 608 609 619 641 CONECT 602 610 618 622 642 CONECT 603 608 618 628 CONECT 604 614 635 651 CONECT 605 615 636 652 CONECT 606 611 643 CONECT 607 612 644 CONECT 608 601 603 623 CONECT 609 601 CONECT 610 602 CONECT 611 606 616 626 CONECT 612 607 617 627 CONECT 613 618 623 CONECT 614 604 620 624 CONECT 615 605 621 625 CONECT 616 611 CONECT 617 612 CONECT 618 602 603 613 CONECT 619 601 CONECT 620 614 CONECT 621 615 CONECT 622 602 CONECT 623 608 613 CONECT 624 614 629 633 CONECT 625 615 630 634 CONECT 626 611 631 CONECT 627 612 632 CONECT 628 603 CONECT 629 624 CONECT 630 625 CONECT 631 626 637 651 CONECT 632 627 638 652 CONECT 633 624 635 639 CONECT 634 625 636 640 CONECT 635 604 633 CONECT 636 605 634 CONECT 637 631 643 647 CONECT 638 632 644 648 CONECT 639 633 641 CONECT 640 634 642 CONECT 641 601 639 CONECT 642 602 640 CONECT 643 606 637 645 CONECT 644 607 638 646 CONECT 645 643 CONECT 646 644 CONECT 647 637 649 CONECT 648 638 650 CONECT 649 647 651 CONECT 650 648 652 CONECT 651 604 631 649 CONECT 652 605 632 650 CONECT 653 727 751 800 838 CONECT 653 859 901 CONECT 654 717 745 767 794 CONECT 654 809 810 CONECT 655 719 749 868 877 CONECT 655 892 CONECT 656 716 732 804 CONECT 657 664 665 675 697 CONECT 658 666 674 678 698 CONECT 659 664 674 684 CONECT 660 670 691 707 CONECT 661 671 692 708 CONECT 662 667 699 CONECT 663 668 700 CONECT 664 657 659 679 CONECT 665 657 CONECT 666 658 CONECT 667 662 672 682 CONECT 668 663 673 683 CONECT 669 674 679 CONECT 670 660 676 680 CONECT 671 661 677 681 CONECT 672 667 CONECT 673 668 CONECT 674 658 659 669 CONECT 675 657 CONECT 676 670 CONECT 677 671 CONECT 678 658 CONECT 679 664 669 CONECT 680 670 685 689 CONECT 681 671 686 690 CONECT 682 667 687 CONECT 683 668 688 CONECT 684 659 CONECT 685 680 CONECT 686 681 CONECT 687 682 693 707 CONECT 688 683 694 708 CONECT 689 680 691 695 CONECT 690 681 692 696 CONECT 691 660 689 CONECT 692 661 690 CONECT 693 687 699 703 CONECT 694 688 700 704 CONECT 695 689 697 CONECT 696 690 698 CONECT 697 657 695 CONECT 698 658 696 CONECT 699 662 693 701 CONECT 700 663 694 702 CONECT 701 699 CONECT 702 700 CONECT 703 693 705 CONECT 704 694 706 CONECT 705 703 707 CONECT 706 704 708 CONECT 707 660 687 705 CONECT 708 661 688 706 CONECT 709 819 841 875 893 CONECT 709 911 912 CONECT 710 775 777 795 812 CONECT 710 855 861 CONECT 711 822 837 897 CONECT 716 656 CONECT 717 654 CONECT 719 655 CONECT 727 653 CONECT 732 656 CONECT 745 654 CONECT 749 655 CONECT 751 653 CONECT 767 654 CONECT 775 710 CONECT 777 710 CONECT 794 654 CONECT 795 710 CONECT 800 653 CONECT 804 656 CONECT 809 654 CONECT 810 654 CONECT 812 710 CONECT 819 709 CONECT 822 711 CONECT 837 711 CONECT 838 653 CONECT 841 709 CONECT 855 710 CONECT 859 653 CONECT 861 710 CONECT 868 655 CONECT 875 709 CONECT 877 655 CONECT 892 655 CONECT 893 709 CONECT 897 711 CONECT 901 653 CONECT 911 709 CONECT 912 709 MASTER 397 0 17 0 0 0 0 6 910 2 327 4 END