HEADER ISOMERASE/DNA 08-DEC-03 1RRJ TITLE STRUCTURAL MECHANISMS OF CAMPTOTHECIN RESISTANCE BY MUTATIONS IN HUMAN TITLE 2 TOPOISOMERASE I COMPND MOL_ID: 1; COMPND 2 MOLECULE: 5'-D(*AP*AP*AP*AP*AP*GP*AP*CP*TP*T*GP*GP*AP*AP*AP*AP*AP*TP* COMPND 3 TP*TP*TP*T)-3'; COMPND 4 CHAIN: B; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: 5'-D(*AP*AP*AP*AP*AP*TP*TP*TP*TP*TP*CP*CP*AP*AP*GP*TP*CP*TP COMPND 8 *TP*TP*TP*T)-3'; COMPND 9 CHAIN: C; COMPND 10 ENGINEERED: YES; COMPND 11 MOL_ID: 3; COMPND 12 MOLECULE: DNA TOPOISOMERASE I; COMPND 13 CHAIN: A; COMPND 14 EC: 5.99.1.2; COMPND 15 ENGINEERED: YES; COMPND 16 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: HOMO SAPIENS; SOURCE 7 ORGANISM_COMMON: HUMAN; SOURCE 8 ORGANISM_TAXID: 9606; SOURCE 9 GENE: TOP1; SOURCE 10 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 11 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 12 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 13 EXPRESSION_SYSTEM_CELL_LINE: SF9; SOURCE 14 EXPRESSION_SYSTEM_VECTOR_TYPE: BACULOVIRUS; SOURCE 15 EXPRESSION_SYSTEM_VECTOR: PFACTBAC1 KEYWDS HUMAN TOPOISOMERASE I, TOPOTECAN, CAMPTOTHECIN, ISOMERASE-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.E.CHRENCIK,B.L.STAKER,A.B.BURGIN,L.STEWART,M.R.REDINBO REVDAT 5 15-NOV-23 1RRJ 1 REMARK REVDAT 4 23-AUG-23 1RRJ 1 REMARK REVDAT 3 27-OCT-21 1RRJ 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 1RRJ 1 VERSN REVDAT 1 06-JUL-04 1RRJ 0 JRNL AUTH J.E.CHRENCIK,B.L.STAKER,A.B.BURGIN,P.POURQUIER,Y.POMMIER, JRNL AUTH 2 L.STEWART,M.R.REDINBO JRNL TITL MECHANISMS OF CAMPTOTHECIN RESISTANCE BY HUMAN TOPOISOMERASE JRNL TITL 2 I MUTATIONS JRNL REF J.MOL.BIOL. V. 339 773 2004 JRNL REFN ISSN 0022-2836 JRNL PMID 15165849 JRNL DOI 10.1016/J.JMB.2004.03.077 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 43.69 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 56412 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) : 0.246 REMARK 3 FREE R VALUE : 0.278 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 4348 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4701 REMARK 3 NUCLEIC ACID ATOMS : 892 REMARK 3 HETEROGEN ATOMS : 63 REMARK 3 SOLVENT ATOMS : 436 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 22.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -2.50000 REMARK 3 B22 (A**2) : -0.57000 REMARK 3 B33 (A**2) : 3.08000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 2.43000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.32 REMARK 3 ESD FROM SIGMAA (A) : 0.25 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) : 0.37 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.31 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.044 REMARK 3 BOND ANGLES (DEGREES) : 2.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.630 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1RRJ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 20-JAN-04. REMARK 100 THE DEPOSITION ID IS D_1000020987. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-FEB-03 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 : NSLS REMARK 200 BEAMLINE : X25 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.1 REMARK 200 MONOCHROMATOR : YALE MIRRORS REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : TRUNCATE, HKL-2000 REMARK 200 DATA SCALING SOFTWARE : CCP4 (TRUNCATE) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 56412 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 43.690 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.44 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.0 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 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: 1K4T REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 59.85 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.06 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG8000, 200MM LITHIUM SULFATE, 100MM REMARK 280 MES, PH 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 289K 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 57.67700 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: TRIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, C, 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 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 DG B 11 P OP1 OP2 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 PTR A 723 N LEU A 724 1.61 REMARK 500 O5' DG B 11 O HOH B 2319 1.79 REMARK 500 REMARK 500 REMARK: NULL 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 PHE A 640 N PHE A 640 CA 0.709 REMARK 500 LEU A 724 N LEU A 724 CA 0.240 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 LEU A 335 CA - CB - CG ANGL. DEV. = 13.9 DEGREES REMARK 500 PHE A 640 C - N - CA ANGL. DEV. = -20.0 DEGREES REMARK 500 PHE A 640 N - CA - C ANGL. DEV. = -33.8 DEGREES REMARK 500 PTR A 723 C - N - CA ANGL. DEV. = -18.1 DEGREES REMARK 500 PTR A 723 CA - C - N ANGL. DEV. = 45.0 DEGREES REMARK 500 PTR A 723 O - C - N ANGL. DEV. = -48.7 DEGREES REMARK 500 LEU A 724 N - CA - CB ANGL. DEV. = 19.5 DEGREES REMARK 500 LEU A 724 N - CA - C ANGL. DEV. = -17.6 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 ASP A 344 88.41 34.92 REMARK 500 ASP A 500 97.62 -64.67 REMARK 500 PHE A 565 77.80 -102.52 REMARK 500 PRO A 637 111.15 -35.91 REMARK 500 LYS A 638 94.65 -22.68 REMARK 500 THR A 639 -1.78 57.41 REMARK 500 MET A 675 73.54 63.38 REMARK 500 SER A 722 -59.03 -127.40 REMARK 500 PTR A 723 43.24 -64.74 REMARK 500 LEU A 724 111.42 -160.84 REMARK 500 MET A 758 78.46 -103.20 REMARK 500 ALA A 759 118.18 176.59 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 THR A 639 PHE A 640 -113.95 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 SER A 722 17.76 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 TTG B 991 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TTC B 990 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1K4T RELATED DB: PDB REMARK 900 RELATED ID: 1RR8 RELATED DB: PDB REMARK 900 PHE361SER DBREF 1RRJ A 201 765 UNP P11387 TOP1_HUMAN 201 765 DBREF 1RRJ B 1 22 PDB 1RRJ 1RRJ 1 22 DBREF 1RRJ C 101 122 PDB 1RRJ 1RRJ 101 122 SEQADV 1RRJ SER A 722 UNP P11387 ASN 722 ENGINEERED MUTATION SEQADV 1RRJ PTR A 723 UNP P11387 TYR 723 MODIFIED RESIDUE SEQRES 1 B 22 DA DA DA DA DA DG DA DC DT DT DG DG DA SEQRES 2 B 22 DA DA DA DA DT DT DT DT DT SEQRES 1 C 22 DA DA DA DA DA DT DT DT DT DT DC DC DA SEQRES 2 C 22 DA DG DT DC DT DT DT DT DT SEQRES 1 A 565 GLN LYS TRP LYS TRP TRP GLU GLU GLU ARG TYR PRO GLU SEQRES 2 A 565 GLY ILE LYS TRP LYS PHE LEU GLU HIS LYS GLY PRO VAL SEQRES 3 A 565 PHE ALA PRO PRO TYR GLU PRO LEU PRO GLU ASN VAL LYS SEQRES 4 A 565 PHE TYR TYR ASP GLY LYS VAL MET LYS LEU SER PRO LYS SEQRES 5 A 565 ALA GLU GLU VAL ALA THR PHE PHE ALA LYS MET LEU ASP SEQRES 6 A 565 HIS GLU TYR THR THR LYS GLU ILE PHE ARG LYS ASN PHE SEQRES 7 A 565 PHE LYS ASP TRP ARG LYS GLU MET THR ASN GLU GLU LYS SEQRES 8 A 565 ASN ILE ILE THR ASN LEU SER LYS CYS ASP PHE THR GLN SEQRES 9 A 565 MET SER GLN TYR PHE LYS ALA GLN THR GLU ALA ARG LYS SEQRES 10 A 565 GLN MET SER LYS GLU GLU LYS LEU LYS ILE LYS GLU GLU SEQRES 11 A 565 ASN GLU LYS LEU LEU LYS GLU TYR GLY PHE CYS ILE MET SEQRES 12 A 565 ASP ASN HIS LYS GLU ARG ILE ALA ASN PHE LYS ILE GLU SEQRES 13 A 565 PRO PRO GLY LEU PHE ARG GLY ARG GLY ASN HIS PRO LYS SEQRES 14 A 565 MET GLY MET LEU LYS ARG ARG ILE MET PRO GLU ASP ILE SEQRES 15 A 565 ILE ILE ASN CYS SER LYS ASP ALA LYS VAL PRO SER PRO SEQRES 16 A 565 PRO PRO GLY HIS LYS TRP LYS GLU VAL ARG HIS ASP ASN SEQRES 17 A 565 LYS VAL THR TRP LEU VAL SER TRP THR GLU ASN ILE GLN SEQRES 18 A 565 GLY SER ILE LYS TYR ILE MET LEU ASN PRO SER SER ARG SEQRES 19 A 565 ILE LYS GLY GLU LYS ASP TRP GLN LYS TYR GLU THR ALA SEQRES 20 A 565 ARG ARG LEU LYS LYS CYS VAL ASP LYS ILE ARG ASN GLN SEQRES 21 A 565 TYR ARG GLU ASP TRP LYS SER LYS GLU MET LYS VAL ARG SEQRES 22 A 565 GLN ARG ALA VAL ALA LEU TYR PHE ILE ASP LYS LEU ALA SEQRES 23 A 565 LEU ARG ALA GLY ASN GLU LYS GLU GLU GLY GLU THR ALA SEQRES 24 A 565 ASP THR VAL GLY CYS CYS SER LEU ARG VAL GLU HIS ILE SEQRES 25 A 565 ASN LEU HIS PRO GLU LEU ASP GLY GLN GLU TYR VAL VAL SEQRES 26 A 565 GLU PHE ASP PHE LEU GLY LYS ASP SER ILE ARG TYR TYR SEQRES 27 A 565 ASN LYS VAL PRO VAL GLU LYS ARG VAL PHE LYS ASN LEU SEQRES 28 A 565 GLN LEU PHE MET GLU ASN LYS GLN PRO GLU ASP ASP LEU SEQRES 29 A 565 PHE ASP ARG LEU ASN THR GLY ILE LEU ASN LYS HIS LEU SEQRES 30 A 565 GLN ASP LEU MET GLU GLY LEU THR ALA LYS VAL PHE ARG SEQRES 31 A 565 THR TYR ASN ALA SER ILE THR LEU GLN GLN GLN LEU LYS SEQRES 32 A 565 GLU LEU THR ALA PRO ASP GLU ASN ILE PRO ALA LYS ILE SEQRES 33 A 565 LEU SER TYR ASN ARG ALA ASN ARG ALA VAL ALA ILE LEU SEQRES 34 A 565 CYS ASN HIS GLN ARG ALA PRO PRO LYS THR PHE GLU LYS SEQRES 35 A 565 SER MET MET ASN LEU GLN THR LYS ILE ASP ALA LYS LYS SEQRES 36 A 565 GLU GLN LEU ALA ASP ALA ARG ARG ASP LEU LYS SER ALA SEQRES 37 A 565 LYS ALA ASP ALA LYS VAL MET LYS ASP ALA LYS THR LYS SEQRES 38 A 565 LYS VAL VAL GLU SER LYS LYS LYS ALA VAL GLN ARG LEU SEQRES 39 A 565 GLU GLU GLN LEU MET LYS LEU GLU VAL GLN ALA THR ASP SEQRES 40 A 565 ARG GLU GLU ASN LYS GLN ILE ALA LEU GLY THR SER LYS SEQRES 41 A 565 LEU SER PTR LEU ASP PRO ARG ILE THR VAL ALA TRP CYS SEQRES 42 A 565 LYS LYS TRP GLY VAL PRO ILE GLU LYS ILE TYR ASN LYS SEQRES 43 A 565 THR GLN ARG GLU LYS PHE ALA TRP ALA ILE ASP MET ALA SEQRES 44 A 565 ASP GLU ASP TYR GLU PHE MODRES 1RRJ PTR A 723 TYR O-PHOSPHOTYROSINE HET PTR A 723 16 HET TTG B 991 32 HET TTC B 990 31 HETNAM PTR O-PHOSPHOTYROSINE HETNAM TTG 2-(1-DIMETHYLAMINOMETHYL-2-HYDROXY-8-HYDROXYMETHYL-9- HETNAM 2 TTG OXO-9,11-DIHYDRO-INDOLIZINO[1,2-B]QUINOLIN-7-YL)-2- HETNAM 3 TTG HYDROXY-BUTYRIC ACID HETNAM TTC (S)-10-[(DIMETHYLAMINO)METHYL]-4-ETHYL-4,9-DIHYDROXY- HETNAM 2 TTC 1H-PYRANO[3',4':6,7]INOLIZINO[1,2-B]-QUINOLINE-3, HETNAM 3 TTC 14(4H,12H)-DIONE HETSYN PTR PHOSPHONOTYROSINE HETSYN TTG HYDROLYZED PRODUCT OF TOPOTECAN HETSYN TTC TOPOTECAN, HYCAMTIN FORMUL 3 PTR C9 H12 N O6 P FORMUL 4 TTG C23 H25 N3 O6 FORMUL 5 TTC C23 H23 N3 O5 FORMUL 6 HOH *436(H2 O) HELIX 1 1 LYS A 204 GLU A 208 5 5 HELIX 2 2 SER A 250 LYS A 262 1 13 HELIX 3 3 HIS A 266 THR A 270 5 5 HELIX 4 4 LYS A 271 MET A 286 1 16 HELIX 5 5 THR A 287 ASN A 292 1 6 HELIX 6 6 PHE A 302 LYS A 317 1 16 HELIX 7 7 SER A 320 GLY A 339 1 20 HELIX 8 8 MET A 378 ASP A 381 5 4 HELIX 9 9 SER A 433 LYS A 452 1 20 HELIX 10 10 CYS A 453 ASP A 464 1 12 HELIX 11 11 TRP A 465 SER A 467 5 3 HELIX 12 12 GLU A 469 LEU A 485 1 17 HELIX 13 13 ARG A 508 GLU A 510 5 3 HELIX 14 14 LYS A 532 SER A 534 5 3 HELIX 15 15 GLU A 544 MET A 555 1 12 HELIX 16 16 ASN A 569 MET A 581 1 13 HELIX 17 17 ALA A 586 THR A 606 1 21 HELIX 18 18 ASN A 611 CYS A 630 1 20 HELIX 19 19 THR A 639 GLU A 641 5 3 HELIX 20 20 LYS A 642 ASP A 671 1 30 HELIX 21 21 THR A 680 ASN A 711 1 32 HELIX 22 22 LEU A 716 SER A 722 1 7 HELIX 23 23 ASP A 725 GLY A 737 1 13 HELIX 24 24 PRO A 739 ILE A 743 5 5 HELIX 25 25 ASN A 745 PHE A 752 1 8 HELIX 26 26 PHE A 752 MET A 758 1 7 SHEET 1 A 3 LEU A 220 GLU A 221 0 SHEET 2 A 3 PHE A 340 MET A 343 -1 O ILE A 342 N GLU A 221 SHEET 3 A 3 HIS A 346 ARG A 349 -1 O GLU A 348 N CYS A 341 SHEET 1 B 3 LYS A 245 VAL A 246 0 SHEET 2 B 3 TYR A 241 TYR A 242 -1 N TYR A 242 O LYS A 245 SHEET 3 B 3 CYS A 300 ASP A 301 -1 O ASP A 301 N TYR A 241 SHEET 1 C 2 GLY A 359 LEU A 360 0 SHEET 2 C 2 LEU A 373 LYS A 374 -1 O LYS A 374 N GLY A 359 SHEET 1 D 4 GLU A 403 ARG A 405 0 SHEET 2 D 4 ILE A 383 ASN A 385 1 N ILE A 384 O ARG A 405 SHEET 3 D 4 VAL A 414 THR A 417 -1 O SER A 415 N ILE A 383 SHEET 4 D 4 ILE A 424 ILE A 427 -1 O LYS A 425 N TRP A 416 SHEET 1 E 3 ILE A 512 LEU A 518 0 SHEET 2 E 3 GLN A 521 LEU A 530 -1 O GLU A 526 N ASN A 513 SHEET 3 E 3 ARG A 536 PRO A 542 -1 O TYR A 537 N PHE A 529 LINK C3' DT B 10 O3P PTR A 723 1555 1555 2.13 LINK C SER A 722 N PTR A 723 1555 1555 1.34 LINK C PTR A 723 N LEU A 724 1555 1555 1.42 SITE 1 AC1 15 GLU A 356 ARG A 364 LYS A 532 ASP A 533 SITE 2 AC1 15 THR A 718 DT B 10 DG B 11 TTC B 990 SITE 3 AC1 15 HOH B2001 HOH B2180 HOH B2217 HOH B2293 SITE 4 AC1 15 HOH B2319 DC C 112 DA C 113 SITE 1 AC2 15 GLU A 356 ARG A 364 LYS A 532 ASP A 533 SITE 2 AC2 15 THR A 718 PTR A 723 DT B 10 DG B 11 SITE 3 AC2 15 TTG B 991 HOH B2001 HOH B2180 HOH B2217 SITE 4 AC2 15 HOH B2293 DC C 112 DA C 113 CRYST1 57.333 115.354 75.172 90.00 94.33 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 0.017442 0.000000 0.001320 0.00000 SCALE2 0.000000 0.008669 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013341 0.00000