1R68 - Header Asymmetric Unit

HEADER DNA 15-OCT-03 1R68

TITLE ROLE OF THE AMINO SUGAR IN DNA BINDING OF DISACCHARIDE TITLE 2 ANTHRACYCLINES: CRYSTAL STRUCTURE OF MAR70/D(CGATCG) TITLE 3 COMPLEX

COMPND MOL_ID: 1; COMPND 2 MOLECULE: 5'-D(*CP*GP*AP*TP*CP*G)-3'; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES

KEYWDS RIGHT HANDED DNA, DOUBLE HELIX, DRUG-DNA COMPLEX

EXPDTA X-RAY DIFFRACTION

AUTHOR C.TEMPERINI,M.CIRILLI,M.ASCHI,G.UGHETTO

REVDAT 2 24-FEB-09 1R68 1 VERSN REVDAT 1 22-FEB-05 1R68 0

JRNL AUTH C.TEMPERINI,M.CIRILLI,M.ASCHI,G.UGHETTO JRNL TITL ROLE OF THE AMINO SUGAR IN DNA BINDING OF JRNL TITL 2 DISACCHARIDE ANTHRACYCLINES: CRYSTAL STRUCTURE OF JRNL TITL 3 THE COMPLEX MAR70/D(CGATCG). JRNL REF BIOORG.MED.CHEM. V. 13 1673 2005 JRNL REFN ISSN 0968-0896 JRNL PMID 15698785 JRNL DOI 10.1016/J.BMC.2004.12.007

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH C.TEMPERINI,L.MESSORI,P.ORIOLI,C.DI BUGNO, REMARK 1 AUTH 2 F.ANIMATI,G.UGHETTO REMARK 1 TITL THE CRYSTAL STRUCTURE OF THE COMPLEX BETWEEN A REMARK 1 TITL 2 DISACCHARIDE ANTHRACYCLINE AND THE DNA HEXAMER REMARK 1 TITL 3 D(CGATCG) REVEALS TWO DIFFERENT BINDING SITES REMARK 1 TITL 4 INVOLVING TWO DNA DUPLEXES REMARK 1 REF NUCLEIC ACIDS RES. V. 31 1464 2003 REMARK 1 REFN ISSN 0305-1048 REMARK 1 DOI 10.1093/NAR/GKG245

REMARK 2 REMARK 2 RESOLUTION. 1.20 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 4.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.190 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.183 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.200 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 106 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 2209 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 0 REMARK 3 NUCLEIC ACID ATOMS : 120 REMARK 3 HETEROGEN ATOMS : 47 REMARK 3 SOLVENT ATOMS : 21 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : NULL REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : NULL REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : NULL REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : NULL REMARK 3 NUMBER OF RESTRAINTS : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.017 REMARK 3 ANGLE DISTANCES (A) : NULL REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : NULL REMARK 3 ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : NULL REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : NULL REMARK 3 SIMILAR ADP COMPONENTS (A**2) : NULL REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : NULL REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1R68 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-OCT-03. REMARK 100 THE RCSB ID CODE IS RCSB020487.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-FEB-03 REMARK 200 TEMPERATURE (KELVIN) : 298.0 REMARK 200 PH : 6.00 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : DIFFRACTOMETER REMARK 200 DETECTOR MANUFACTURER : RIGAKU AFC-5R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : TEXSAN REMARK 200 DATA SCALING SOFTWARE : TEXSAN REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 6369 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.200 REMARK 200 RESOLUTION RANGE LOW (A) : 15.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.11400 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 4.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.30 REMARK 200 COMPLETENESS FOR SHELL (%) : 87.0 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 <I/SIGMA(I)> 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: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.93 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.92 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MAGNESIUM CHLORIDE, CACODYLATE, REMARK 280 SPERMINE, MPD, PH 6.0, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 298K, PH 6.00

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 26.62500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 14.09500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 14.09500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 13.31250 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 14.09500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 14.09500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 39.93750 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 14.09500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 14.09500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 13.31250 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 14.09500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 14.09500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 39.93750 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 26.62500 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 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 0.000000 -1.000000 0.000000 28.19000 REMARK 350 BIOMT2 2 -1.000000 0.000000 0.000000 28.19000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 26.62500

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 DC A 1 C4 DC A 1 N4 -0.176 REMARK 500 DC A 1 N1 DC A 1 C2 0.208 REMARK 500 DC A 1 N1 DC A 1 C6 -0.056 REMARK 500 DC A 1 C2 DC A 1 N3 -0.141 REMARK 500 DC A 1 C4 DC A 1 C5 0.226 REMARK 500 DG A 2 C2 DG A 2 N3 0.115 REMARK 500 DG A 2 N3 DG A 2 C4 0.088 REMARK 500 DG A 2 C6 DG A 2 N1 0.102 REMARK 500 DG A 2 C5 DG A 2 N7 -0.170 REMARK 500 DG A 2 N7 DG A 2 C8 -0.058 REMARK 500 DG A 2 N9 DG A 2 C4 0.075 REMARK 500 DG A 2 C6 DG A 2 O6 0.144 REMARK 500 DA A 3 N1 DA A 3 C2 0.134 REMARK 500 DA A 3 C2 DA A 3 N3 -0.100 REMARK 500 DA A 3 N3 DA A 3 C4 -0.042 REMARK 500 DA A 3 C4 DA A 3 C5 -0.274 REMARK 500 DA A 3 C5 DA A 3 C6 0.285 REMARK 500 DA A 3 N7 DA A 3 C8 -0.048 REMARK 500 DA A 3 C8 DA A 3 N9 0.093 REMARK 500 DA A 3 N9 DA A 3 C4 -0.045 REMARK 500 DA A 3 C6 DA A 3 N6 0.077 REMARK 500 DT A 4 C1' DT A 4 N1 -0.125 REMARK 500 DT A 4 C2 DT A 4 N3 -0.114 REMARK 500 DT A 4 N3 DT A 4 C4 -0.079 REMARK 500 DT A 4 C4 DT A 4 C5 0.066 REMARK 500 DT A 4 C6 DT A 4 N1 -0.088 REMARK 500 DT A 4 C2 DT A 4 O2 0.178 REMARK 500 DT A 4 C5 DT A 4 C7 0.207 REMARK 500 DC A 5 C1' DC A 5 N1 -0.174 REMARK 500 DC A 5 C2 DC A 5 O2 0.220 REMARK 500 DC A 5 N1 DC A 5 C2 -0.062 REMARK 500 DC A 5 C2 DC A 5 N3 0.050 REMARK 500 DG A 6 N1 DG A 6 C2 -0.073 REMARK 500 DG A 6 C2 DG A 6 N3 0.180 REMARK 500 DG A 6 C4 DG A 6 C5 -0.407 REMARK 500 DG A 6 C5 DG A 6 C6 -0.123 REMARK 500 DG A 6 N7 DG A 6 C8 0.115 REMARK 500 DG A 6 N9 DG A 6 C4 0.217 REMARK 500 DG A 6 C2 DG A 6 N2 0.079 REMARK 500 DG A 6 C6 DG A 6 O6 0.161 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 DC A 1 N1 - C2 - N3 ANGL. DEV. = -9.1 DEGREES REMARK 500 DC A 1 C2 - N3 - C4 ANGL. DEV. = 23.6 DEGREES REMARK 500 DC A 1 N3 - C4 - C5 ANGL. DEV. = -19.2 DEGREES REMARK 500 DC A 1 C4 - C5 - C6 ANGL. DEV. = 6.0 DEGREES REMARK 500 DC A 1 N1 - C2 - O2 ANGL. DEV. = -6.7 DEGREES REMARK 500 DC A 1 N3 - C2 - O2 ANGL. DEV. = 15.2 DEGREES REMARK 500 DC A 1 N3 - C4 - N4 ANGL. DEV. = 23.5 DEGREES REMARK 500 DC A 1 C5 - C4 - N4 ANGL. DEV. = -5.9 DEGREES REMARK 500 DG A 2 O5' - P - OP1 ANGL. DEV. = 11.4 DEGREES REMARK 500 DG A 2 P - O5' - C5' ANGL. DEV. = -10.8 DEGREES REMARK 500 DG A 2 C3' - C2' - C1' ANGL. DEV. = -5.6 DEGREES REMARK 500 DG A 2 C6 - N1 - C2 ANGL. DEV. = -12.9 DEGREES REMARK 500 DG A 2 N1 - C2 - N3 ANGL. DEV. = 5.1 DEGREES REMARK 500 DG A 2 C2 - N3 - C4 ANGL. DEV. = -11.2 DEGREES REMARK 500 DG A 2 N3 - C4 - C5 ANGL. DEV. = 18.8 DEGREES REMARK 500 DG A 2 C4 - C5 - C6 ANGL. DEV. = -20.7 DEGREES REMARK 500 DG A 2 C5 - C6 - N1 ANGL. DEV. = 19.8 DEGREES REMARK 500 DG A 2 C4 - C5 - N7 ANGL. DEV. = 7.7 DEGREES REMARK 500 DG A 2 N7 - C8 - N9 ANGL. DEV. = 3.0 DEGREES REMARK 500 DG A 2 C8 - N9 - C4 ANGL. DEV. = -5.6 DEGREES REMARK 500 DG A 2 N9 - C4 - C5 ANGL. DEV. = -7.6 DEGREES REMARK 500 DG A 2 N3 - C4 - N9 ANGL. DEV. = -11.5 DEGREES REMARK 500 DG A 2 C6 - C5 - N7 ANGL. DEV. = 3.8 DEGREES REMARK 500 DG A 2 N1 - C2 - N2 ANGL. DEV. = 6.9 DEGREES REMARK 500 DG A 2 N3 - C2 - N2 ANGL. DEV. = -12.0 DEGREES REMARK 500 DG A 2 N1 - C6 - O6 ANGL. DEV. = -21.0 DEGREES REMARK 500 DC A 1 C3' - O3' - P ANGL. DEV. = 10.5 DEGREES REMARK 500 DA A 3 N1 - C2 - N3 ANGL. DEV. = -4.6 DEGREES REMARK 500 DA A 3 N3 - C4 - C5 ANGL. DEV. = 18.3 DEGREES REMARK 500 DA A 3 C4 - C5 - C6 ANGL. DEV. = -9.1 DEGREES REMARK 500 DA A 3 C5 - C6 - N1 ANGL. DEV. = -6.3 DEGREES REMARK 500 DA A 3 C4 - C5 - N7 ANGL. DEV. = 19.1 DEGREES REMARK 500 DA A 3 C5 - N7 - C8 ANGL. DEV. = -15.7 DEGREES REMARK 500 DA A 3 N7 - C8 - N9 ANGL. DEV. = 3.6 DEGREES REMARK 500 DA A 3 C8 - N9 - C4 ANGL. DEV. = -7.5 DEGREES REMARK 500 DA A 3 N9 - C4 - C5 ANGL. DEV. = -2.8 DEGREES REMARK 500 DA A 3 N3 - C4 - N9 ANGL. DEV. = -16.0 DEGREES REMARK 500 DA A 3 C6 - C5 - N7 ANGL. DEV. = -13.4 DEGREES REMARK 500 DA A 3 N1 - C6 - N6 ANGL. DEV. = 7.7 DEGREES REMARK 500 DT A 4 OP1 - P - OP2 ANGL. DEV. = 14.0 DEGREES REMARK 500 DT A 4 O5' - P - OP1 ANGL. DEV. = 13.6 DEGREES REMARK 500 DT A 4 O5' - P - OP2 ANGL. DEV. = -14.7 DEGREES REMARK 500 DT A 4 P - O5' - C5' ANGL. DEV. = -14.0 DEGREES REMARK 500 DT A 4 O4' - C1' - N1 ANGL. DEV. = -10.3 DEGREES REMARK 500 DT A 4 C6 - N1 - C2 ANGL. DEV. = -18.2 DEGREES REMARK 500 DT A 4 N1 - C2 - N3 ANGL. DEV. = 25.6 DEGREES REMARK 500 DT A 4 C2 - N3 - C4 ANGL. DEV. = -10.4 DEGREES REMARK 500 DT A 4 N3 - C4 - C5 ANGL. DEV. = -3.9 DEGREES REMARK 500 DT A 4 C5 - C6 - N1 ANGL. DEV. = 4.9 DEGREES REMARK 500 DT A 4 N1 - C2 - O2 ANGL. DEV. = -8.8 DEGREES REMARK 500 REMARK 500 THIS ENTRY HAS 84 ANGLE DEVIATIONS. 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 A 2 0.09 SIDE_CHAIN REMARK 500 DC A 5 0.12 SIDE_CHAIN REMARK 500 DG A 6 0.08 SIDE_CHAIN REMARK 500 REMARK 500 REMARK: NULL

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MAR A 7

DBREF 1R68 A 1 6 PDB 1R68 1R68 1 6

SEQRES 1 A 6 DC DG DA DT DC DG

HET MAR A 7 47

HETNAM MAR 4'-EPI-4'-(2-DEOXYFUCOSE)DAUNOMYCIN

HETSYN MAR MAR70;DAUNOMYCIN DERIVATIVE

FORMUL 2 MAR C33 H39 N O13 FORMUL 3 HOH *21(H2 O)

SITE 1 AC1 11 DC A 1 DG A 2 DA A 3 DT A 4 SITE 2 AC1 11 DC A 5 DG A 6 HOH A2001 HOH A2002 SITE 3 AC1 11 HOH A2003 HOH A2009 HOH A2010

CRYST1 28.190 28.190 53.250 90.00 90.00 90.00 P 41 21 2 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 0.035474 0.000000 0.000000 0.00000

SCALE2 0.000000 0.035474 0.000000 0.00000

SCALE3 0.000000 0.000000 0.018779 0.00000