HEADER DNA BINDING PROTEIN/DNA 18-SEP-17 6B1Q TITLE HYDROGEN BONDING COMPLEMENTARY, NOT SIZE COMPLEMENTARITY IS KEY IN THE TITLE 2 FORMATION OF THE DOUBLE HELIX COMPND MOL_ID: 1; COMPND 2 MOLECULE: REVERSE TRANSCRIPTASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: CATALYTIC FRAGMENT (UNP RESIDUES 683-937); COMPND 5 EC: 2.7.7.49; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: DNA (5'-D(*CP*TP*TP*AP*TP*(CJ1)P*(CJ1)P*(CJ1))-3'); COMPND 9 CHAIN: B; COMPND 10 ENGINEERED: YES; COMPND 11 MOL_ID: 3; COMPND 12 MOLECULE: DNA (5'-D(P*(1AP)P*(1AP)P*(1AP)P*AP*TP*AP*AP*G)-3'); COMPND 13 CHAIN: G; COMPND 14 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MOLONEY MURINE LEUKEMIA VIRUS; SOURCE 3 ORGANISM_COMMON: MOMLV; SOURCE 4 ORGANISM_TAXID: 11801; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 MOL_ID: 2; SOURCE 8 SYNTHETIC: YES; SOURCE 9 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 10 ORGANISM_TAXID: 562; SOURCE 11 MOL_ID: 3; SOURCE 12 SYNTHETIC: YES; SOURCE 13 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 14 ORGANISM_TAXID: 562 KEYWDS PROTEIN-DNA, AEGIS, UNNATURAL BASE PAIR, HOST-GUEST SYSTEM, DNA KEYWDS 2 BINDING PROTEIN, DNA BINDING PROTEIN-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR I.SINGH,M.M.GEORGIADIS REVDAT 4 04-OCT-23 6B1Q 1 REMARK REVDAT 3 03-OCT-18 6B1Q 1 JRNL REVDAT 2 26-SEP-18 6B1Q 1 JRNL REVDAT 1 19-SEP-18 6B1Q 0 JRNL AUTH S.HOSHIKA,I.SINGH,C.SWITZER,R.W.MOLT JR.,N.A.LEAL,M.J.KIM, JRNL AUTH 2 M.S.KIM,H.J.KIM,M.M.GEORGIADIS,S.A.BENNER JRNL TITL "SKINNY" AND "FAT" DNA: TWO NEW DOUBLE HELICES. JRNL REF J. AM. CHEM. SOC. V. 140 11655 2018 JRNL REFN ESSN 1520-5126 JRNL PMID 30148365 JRNL DOI 10.1021/JACS.8B05042 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.10.1_2155 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 44.70 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 30765 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.206 REMARK 3 R VALUE (WORKING SET) : 0.204 REMARK 3 FREE R VALUE : 0.237 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.990 REMARK 3 FREE R VALUE TEST SET COUNT : 1535 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 44.7085 - 4.2246 0.99 2819 163 0.1914 0.2265 REMARK 3 2 4.2246 - 3.3535 1.00 2714 148 0.1927 0.2076 REMARK 3 3 3.3535 - 2.9297 1.00 2664 140 0.2054 0.2529 REMARK 3 4 2.9297 - 2.6619 1.00 2659 156 0.2188 0.2531 REMARK 3 5 2.6619 - 2.4711 1.00 2649 142 0.2060 0.2537 REMARK 3 6 2.4711 - 2.3254 1.00 2621 150 0.2069 0.2484 REMARK 3 7 2.3254 - 2.2090 1.00 2623 140 0.2123 0.2436 REMARK 3 8 2.2090 - 2.1128 1.00 2641 131 0.2106 0.2241 REMARK 3 9 2.1128 - 2.0315 1.00 2622 117 0.2123 0.2410 REMARK 3 10 2.0315 - 1.9614 1.00 2597 132 0.2144 0.2522 REMARK 3 11 1.9614 - 1.9001 1.00 2621 116 0.2457 0.3343 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL 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) : 0.200 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 23.430 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 31.35 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 : 0.008 2450 REMARK 3 ANGLE : 1.034 3408 REMARK 3 CHIRALITY : 0.060 368 REMARK 3 PLANARITY : 0.007 385 REMARK 3 DIHEDRAL : 15.733 1380 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 6B1Q COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-SEP-17. REMARK 100 THE DEPOSITION ID IS D_1000229045. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-APR-16 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 31-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97931 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RAYONIX MX-225 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA 3.3.22 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31032 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.896 REMARK 200 RESOLUTION RANGE LOW (A) : 146.282 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 7.000 REMARK 200 R MERGE (I) : 0.08800 REMARK 200 R SYM (I) : 0.08800 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 14.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.6 REMARK 200 DATA REDUNDANCY IN SHELL : 6.90 REMARK 200 R MERGE FOR SHELL (I) : 0.47000 REMARK 200 R SYM FOR SHELL (I) : 0.47000 REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.600 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: 4XO0 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.78 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.78 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 6 % PEG 4000, 5 MM MAGNESIUM ACETATE REMARK 280 AND 50 MM ADA (PH 6.5), VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 277.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 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 27.63900 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 73.14100 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.63900 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 73.14100 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: HEXAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, G 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 55.27800 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 GLY A 20 REMARK 465 SER A 21 REMARK 465 HIS A 22 REMARK 465 MET A 23 REMARK 465 LYS A 102 REMARK 465 LYS A 103 REMARK 465 PRO A 104 REMARK 465 GLY A 105 REMARK 465 THR A 106 REMARK 465 ASN A 107 REMARK 465 ASP A 108 REMARK 465 ASP A 174 REMARK 465 PRO A 175 REMARK 465 GLU A 176 REMARK 465 MET A 177 REMARK 465 GLY A 178 REMARK 465 ILE A 179 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 437 O HOH A 511 1.96 REMARK 500 O HOH A 456 O HOH A 464 2.16 REMARK 500 O HOH A 444 O HOH A 527 2.17 REMARK 500 O HOH A 349 O HOH A 544 2.17 REMARK 500 O HOH A 395 O HOH A 469 2.18 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 O3' CJ1 B 8 OP2 1AP G 9 2655 1.26 REMARK 500 O3' CJ1 B 8 P 1AP G 9 2655 1.85 REMARK 500 C3' CJ1 B 8 OP2 1AP G 9 2655 2.13 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 DA G 12 O4' - C1' - N9 ANGL. DEV. = 2.1 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 223 -107.01 57.03 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 559 DISTANCE = 5.82 ANGSTROMS REMARK 525 HOH A 560 DISTANCE = 6.21 ANGSTROMS DBREF 6B1Q A 24 278 UNP P03355 POL_MLVMS 683 937 DBREF 6B1Q B 1 8 PDB 6B1Q 6B1Q 1 8 DBREF 6B1Q G 9 16 PDB 6B1Q 6B1Q 9 16 SEQADV 6B1Q GLY A 20 UNP P03355 EXPRESSION TAG SEQADV 6B1Q SER A 21 UNP P03355 EXPRESSION TAG SEQADV 6B1Q HIS A 22 UNP P03355 EXPRESSION TAG SEQADV 6B1Q MET A 23 UNP P03355 EXPRESSION TAG SEQRES 1 A 259 GLY SER HIS MET THR TRP LEU SER ASP PHE PRO GLN ALA SEQRES 2 A 259 TRP ALA GLU THR GLY GLY MET GLY LEU ALA VAL ARG GLN SEQRES 3 A 259 ALA PRO LEU ILE ILE PRO LEU LYS ALA THR SER THR PRO SEQRES 4 A 259 VAL SER ILE LYS GLN TYR PRO MET SER GLN GLU ALA ARG SEQRES 5 A 259 LEU GLY ILE LYS PRO HIS ILE GLN ARG LEU LEU ASP GLN SEQRES 6 A 259 GLY ILE LEU VAL PRO CYS GLN SER PRO TRP ASN THR PRO SEQRES 7 A 259 LEU LEU PRO VAL LYS LYS PRO GLY THR ASN ASP TYR ARG SEQRES 8 A 259 PRO VAL GLN ASP LEU ARG GLU VAL ASN LYS ARG VAL GLU SEQRES 9 A 259 ASP ILE HIS PRO THR VAL PRO ASN PRO TYR ASN LEU LEU SEQRES 10 A 259 SER GLY LEU PRO PRO SER HIS GLN TRP TYR THR VAL LEU SEQRES 11 A 259 ASP LEU LYS ASP ALA PHE PHE CYS LEU ARG LEU HIS PRO SEQRES 12 A 259 THR SER GLN PRO LEU PHE ALA PHE GLU TRP ARG ASP PRO SEQRES 13 A 259 GLU MET GLY ILE SER GLY GLN LEU THR TRP THR ARG LEU SEQRES 14 A 259 PRO GLN GLY PHE LYS ASN SER PRO THR LEU PHE ASP GLU SEQRES 15 A 259 ALA LEU HIS ARG ASP LEU ALA ASP PHE ARG ILE GLN HIS SEQRES 16 A 259 PRO ASP LEU ILE LEU LEU GLN TYR VAL ASP ASP LEU LEU SEQRES 17 A 259 LEU ALA ALA THR SER GLU LEU ASP CYS GLN GLN GLY THR SEQRES 18 A 259 ARG ALA LEU LEU GLN THR LEU GLY ASN LEU GLY TYR ARG SEQRES 19 A 259 ALA SER ALA LYS LYS ALA GLN ILE CYS GLN LYS GLN VAL SEQRES 20 A 259 LYS TYR LEU GLY TYR LEU LEU LYS GLU GLY GLN ARG SEQRES 1 B 8 DC DT DT DA DT CJ1 CJ1 CJ1 SEQRES 1 G 8 1AP 1AP 1AP DA DT DA DA DG HET CJ1 B 6 22 HET CJ1 B 7 22 HET CJ1 B 8 22 HET 1AP G 9 22 HET 1AP G 10 22 HET 1AP G 11 22 HETNAM CJ1 7-(2-DEOXY-5-O-PHOSPHONO-BETA-D-ERYTHRO- HETNAM 2 CJ1 PENTOFURANOSYL)-7H-PYRROLO[2,3-D]PYRIMIDINE-2,4-DIOL HETNAM 1AP 2,6-DIAMINOPURINE NUCLEOTIDE FORMUL 2 CJ1 3(C11 H14 N3 O8 P) FORMUL 3 1AP 3(C10 H15 N6 O6 P) FORMUL 4 HOH *274(H2 O) HELIX 1 AA1 THR A 24 PHE A 29 1 6 HELIX 2 AA2 TRP A 33 GLY A 38 1 6 HELIX 3 AA3 SER A 67 GLN A 84 1 18 HELIX 4 AA4 LEU A 115 LYS A 120 1 6 HELIX 5 AA5 ASN A 131 GLY A 138 1 8 HELIX 6 AA6 ALA A 154 LEU A 158 5 5 HELIX 7 AA7 SER A 164 ALA A 169 5 6 HELIX 8 AA8 ASN A 194 HIS A 214 1 21 HELIX 9 AA9 SER A 232 GLY A 251 1 20 SHEET 1 AA1 3 LEU A 87 CYS A 90 0 SHEET 2 AA1 3 GLN A 182 TRP A 185 -1 O THR A 184 N VAL A 88 SHEET 3 AA1 3 PHE A 170 GLU A 171 -1 N PHE A 170 O LEU A 183 SHEET 1 AA2 2 LEU A 98 PRO A 100 0 SHEET 2 AA2 2 PRO A 111 GLN A 113 -1 O VAL A 112 N LEU A 99 SHEET 1 AA3 4 ILE A 218 TYR A 222 0 SHEET 2 AA3 4 ASP A 225 ALA A 230 -1 O LEU A 227 N LEU A 220 SHEET 3 AA3 4 TRP A 145 ASP A 150 -1 N LEU A 149 O LEU A 226 SHEET 4 AA3 4 GLN A 260 GLN A 263 -1 O GLN A 263 N TYR A 146 SHEET 1 AA4 2 GLN A 265 TYR A 268 0 SHEET 2 AA4 2 TYR A 271 LYS A 274 -1 O LEU A 273 N VAL A 266 LINK O3' DT B 5 P CJ1 B 6 1555 1555 1.59 LINK O3' CJ1 B 6 P CJ1 B 7 1555 1555 1.59 LINK O3' CJ1 B 7 P CJ1 B 8 1555 1555 1.59 LINK O3' 1AP G 9 P 1AP G 10 1555 1555 1.59 LINK O3' 1AP G 10 P 1AP G 11 1555 1555 1.58 LINK O3' 1AP G 11 P DA G 12 1555 1555 1.59 CRYST1 55.278 146.282 46.941 90.00 90.00 90.00 P 21 21 2 4 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 0.018090 0.000000 0.000000 0.00000 SCALE2 0.000000 0.006836 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021303 0.00000