HEADER TRANSFERASE/DNA 27-AUG-07 2R2S TITLE CO(III)BLEOMYCINB2 BOUND TO D(ATTAGTTATAACTAAT) COMPLEXED WITH MMLV RT TITLE 2 CATALYTIC FRAGMENT COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA (5'-D(*DAP*DTP*DTP*DAP*DGP*DTP*DT)-3'); COMPND 3 CHAIN: B; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: DNA (5'-D(P*DTP*DAP*DAP*DCP*DTP*DAP*DAP*DT)-3'); COMPND 7 CHAIN: G; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: REVERSE TRANSCRIPTASE; COMPND 11 CHAIN: A; COMPND 12 FRAGMENT: RESIDUES 144-398; COMPND 13 EC: 2.7.7.49; COMPND 14 ENGINEERED: 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: MOLONEY MURINE LEUKEMIA VIRUS; SOURCE 7 ORGANISM_COMMON: MOMLV; SOURCE 8 ORGANISM_TAXID: 11801; SOURCE 9 GENE: POL; SOURCE 10 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 11 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS BLEOMYCIN, DRUG-DNA COMPLEX, PROTEIN-DNA COMPLEX, MMLV RT, DNA KEYWDS 2 INTEGRATION, DNA RECOMBINATION, ENDONUCLEASE, MULTIFUNCTIONAL KEYWDS 3 ENZYME, NUCLEASE, NUCLEOTIDYLTRANSFERASE, RNA-DIRECTED DNA KEYWDS 4 POLYMERASE, TRANSFERASE, TRANSFERASE-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR K.D.GOODWIN,M.A.LEWIS,E.C.LONG,M.M.GEORGIADIS REVDAT 4 21-FEB-24 2R2S 1 REMARK REVDAT 3 25-OCT-17 2R2S 1 REMARK REVDAT 2 24-FEB-09 2R2S 1 VERSN REVDAT 1 22-JUL-08 2R2S 0 JRNL AUTH K.D.GOODWIN,M.A.LEWIS,E.C.LONG,M.M.GEORGIADIS JRNL TITL CRYSTAL STRUCTURE OF DNA-BOUND CO(III) BLEOMYCIN B2: JRNL TITL 2 INSIGHTS ON INTERCALATION AND MINOR GROOVE BINDING. JRNL REF PROC.NATL.ACAD.SCI.USA V. 105 5052 2008 JRNL REFN ISSN 0027-8424 JRNL PMID 18362349 JRNL DOI 10.1073/PNAS.0708143105 REMARK 2 REMARK 2 RESOLUTION. 2.80 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 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) (%) : 91.8 REMARK 3 NUMBER OF REFLECTIONS : 9110 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.228 REMARK 3 FREE R VALUE : 0.308 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 477 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 : 2041 REMARK 3 NUCLEIC ACID ATOMS : 304 REMARK 3 HETEROGEN ATOMS : 99 REMARK 3 SOLVENT ATOMS : 50 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 42.66 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -6.58100 REMARK 3 B22 (A**2) : 10.19200 REMARK 3 B33 (A**2) : -3.61100 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL 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) : 1.566 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.793 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.059 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.416 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 23.69 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 : CNS_TOPPAR:PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : CNS_TOPPAR:DNA-RNA_REP.PARAM REMARK 3 PARAMETER FILE 3 : CNS_TOPPAR:ION.PARAM REMARK 3 PARAMETER FILE 4 : BLB.PAR REMARK 3 PARAMETER FILE 5 : CNS_TOPPAR:WATER_REP.PARAM REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : CNS_TOPPAR:PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : CNS_TOPPAR:DNA-RNA.TOP REMARK 3 TOPOLOGY FILE 3 : CNS_TOPPAR:ION.TOP REMARK 3 TOPOLOGY FILE 4 : BLB.TOP REMARK 3 TOPOLOGY FILE 5 : CNS_TOPPAR:WATER.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2R2S COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-SEP-07. REMARK 100 THE DEPOSITION ID IS D_1000044352. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-NOV-06 REMARK 200 TEMPERATURE (KELVIN) : 93 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 : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : 1.039341 REMARK 200 MONOCHROMATOR : SI 111 REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO, HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9748 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 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 (%) : 96.8 REMARK 200 DATA REDUNDANCY : 4.100 REMARK 200 R MERGE (I) : 0.09200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.90 REMARK 200 COMPLETENESS FOR SHELL (%) : 82.0 REMARK 200 DATA REDUNDANCY IN SHELL : 2.70 REMARK 200 R MERGE FOR SHELL (I) : 0.36800 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: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.68 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.84 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, MGCL2, PH 6.5, VAPOR REMARK 280 DIFFUSION, TEMPERATURE 293K 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 26.15200 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 72.25400 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 26.15200 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 72.25400 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS EQUIVALENT TO 15 BASE PAIRS OF REMARK 300 DNA INTERCALATED BY TWO MOLECULES OF BLM WITH ONE MOLECULE OF MMLV REMARK 300 RT BOUND ON EACH END OF THE DNA. SYMMETRY IS GENERATED FROM THE REMARK 300 ASYMMETRIC UNIT BY THE OPERATIONS: X, Y, Z AND 2-X, 1-Y, Z. 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: B, G, 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 -1.000000 0.000000 0.000000 104.60800 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 144.50800 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 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 LEU A 41 106.52 -176.26 REMARK 500 PRO A 58 147.80 -38.64 REMARK 500 CYS A 90 -166.03 -163.24 REMARK 500 ASN A 95 128.07 172.55 REMARK 500 PRO A 104 -145.48 -60.43 REMARK 500 THR A 106 -2.46 179.67 REMARK 500 ASP A 108 91.95 44.86 REMARK 500 PRO A 127 90.95 -61.19 REMARK 500 ARG A 173 -155.08 -113.30 REMARK 500 ASP A 174 85.65 164.68 REMARK 500 GLU A 176 63.41 -105.19 REMARK 500 MET A 177 94.05 137.65 REMARK 500 ILE A 179 148.74 48.05 REMARK 500 SER A 180 -129.49 -40.77 REMARK 500 LYS A 193 -6.68 -51.77 REMARK 500 VAL A 223 -119.71 59.31 REMARK 500 LYS A 257 -78.70 -45.60 REMARK 500 CYS A 262 91.72 41.37 REMARK 500 LEU A 269 26.00 47.42 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 DT B 6 0.09 SIDE CHAIN 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 3CO B 8 CO REMARK 620 N RES CSSEQI ATOM REMARK 620 1 BLB B 9 NH REMARK 620 2 BLB B 9 NB 71.9 REMARK 620 3 BLB B 9 NJ 90.3 75.8 REMARK 620 4 BLB B 9 NG 69.6 87.4 157.2 REMARK 620 5 BLB B 9 NC 136.4 74.6 107.7 81.9 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BLB B 9 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2R2R RELATED DB: PDB REMARK 900 D(ATTAGTTATAACTAAT) COMPLEXED WITH MMLV RT CATALYTIC FRAGMENT REMARK 900 RELATED ID: 2R2T RELATED DB: PDB REMARK 900 D(ATTTAGTTAACTAAAT) COMPLEXED WITH MMLV RT CATALYTIC FRAGMENT REMARK 900 RELATED ID: 2R2U RELATED DB: PDB REMARK 900 CO(III)BLEOMYCINB2 BITHIAZOLE/C-TERMINAL TAIL DOMAIN BOUND TO REMARK 900 D(ATTTAGTTAACTAAAT) COMPLEXED WITH MMLV RT CATALYTIC FRAGMENT DBREF 2R2S A 24 278 UNP P03355 POL_MLVMO 144 398 DBREF 2R2S B 1 7 PDB 2R2S 2R2S 1 7 DBREF 2R2S G 9 16 PDB 2R2S 2R2S 9 16 SEQRES 1 B 7 DA DT DT DA DG DT DT SEQRES 1 G 8 DT DA DA DC DT DA DA DT SEQRES 1 A 255 THR TRP LEU SER ASP PHE PRO GLN ALA TRP ALA GLU THR SEQRES 2 A 255 GLY GLY MET GLY LEU ALA VAL ARG GLN ALA PRO LEU ILE SEQRES 3 A 255 ILE PRO LEU LYS ALA THR SER THR PRO VAL SER ILE LYS SEQRES 4 A 255 GLN TYR PRO MET SER GLN GLU ALA ARG LEU GLY ILE LYS SEQRES 5 A 255 PRO HIS ILE GLN ARG LEU LEU ASP GLN GLY ILE LEU VAL SEQRES 6 A 255 PRO CYS GLN SER PRO TRP ASN THR PRO LEU LEU PRO VAL SEQRES 7 A 255 LYS LYS PRO GLY THR ASN ASP TYR ARG PRO VAL GLN ASP SEQRES 8 A 255 LEU ARG GLU VAL ASN LYS ARG VAL GLU ASP ILE HIS PRO SEQRES 9 A 255 THR VAL PRO ASN PRO TYR ASN LEU LEU SER GLY LEU PRO SEQRES 10 A 255 PRO SER HIS GLN TRP TYR THR VAL LEU ASP LEU LYS ASP SEQRES 11 A 255 ALA PHE PHE CYS LEU ARG LEU HIS PRO THR SER GLN PRO SEQRES 12 A 255 LEU PHE ALA PHE GLU TRP ARG ASP PRO GLU MET GLY ILE SEQRES 13 A 255 SER GLY GLN LEU THR TRP THR ARG LEU PRO GLN GLY PHE SEQRES 14 A 255 LYS ASN SER PRO THR LEU PHE ASP GLU ALA LEU HIS ARG SEQRES 15 A 255 ASP LEU ALA ASP PHE ARG ILE GLN HIS PRO ASP LEU ILE SEQRES 16 A 255 LEU LEU GLN TYR VAL ASP ASP LEU LEU LEU ALA ALA THR SEQRES 17 A 255 SER GLU LEU ASP CYS GLN GLN GLY THR ARG ALA LEU LEU SEQRES 18 A 255 GLN THR LEU GLY ASN LEU GLY TYR ARG ALA SER ALA LYS SEQRES 19 A 255 LYS ALA GLN ILE CYS GLN LYS GLN VAL LYS TYR LEU GLY SEQRES 20 A 255 TYR LEU LEU LYS GLU GLY GLN ARG HET 3CO B 8 1 HET BLB B 9 98 HETNAM 3CO COBALT (III) ION HETNAM BLB BLEOMYCIN B2 FORMUL 4 3CO CO 3+ FORMUL 5 BLB C55 H85 N20 O21 S2 1+ FORMUL 6 HOH *50(H2 O) HELIX 1 1 THR A 24 PHE A 29 1 6 HELIX 2 2 PRO A 30 ALA A 32 5 3 HELIX 3 3 TRP A 33 GLY A 38 1 6 HELIX 4 4 SER A 67 GLN A 84 1 18 HELIX 5 5 LEU A 115 VAL A 122 1 8 HELIX 6 6 ASN A 131 GLY A 138 1 8 HELIX 7 7 ASP A 153 LEU A 158 5 6 HELIX 8 8 SER A 164 ALA A 169 5 6 HELIX 9 9 ASN A 194 LEU A 207 1 14 HELIX 10 10 LEU A 207 HIS A 214 1 8 HELIX 11 11 SER A 232 GLY A 251 1 20 SHEET 1 A 3 LEU A 87 PRO A 89 0 SHEET 2 A 3 GLN A 182 TRP A 185 -1 O THR A 184 N VAL A 88 SHEET 3 A 3 PHE A 170 GLU A 171 -1 N PHE A 170 O LEU A 183 SHEET 1 B 2 LEU A 98 LYS A 102 0 SHEET 2 B 2 TYR A 109 GLN A 113 -1 O VAL A 112 N LEU A 99 SHEET 1 C 4 ILE A 218 TYR A 222 0 SHEET 2 C 4 ASP A 225 ALA A 230 -1 O LEU A 227 N LEU A 220 SHEET 3 C 4 TRP A 145 ASP A 150 -1 N LEU A 149 O LEU A 226 SHEET 4 C 4 GLN A 260 GLN A 263 -1 O GLN A 263 N TYR A 146 SHEET 1 D 2 GLN A 265 TYR A 268 0 SHEET 2 D 2 TYR A 271 LYS A 274 -1 O TYR A 271 N TYR A 268 LINK CO 3CO B 8 NH BLB B 9 1555 1555 2.29 LINK CO 3CO B 8 NB BLB B 9 1555 1555 2.15 LINK CO 3CO B 8 NJ BLB B 9 1555 1555 1.95 LINK CO 3CO B 8 NG BLB B 9 1555 1555 1.88 LINK CO 3CO B 8 NC BLB B 9 1555 1555 2.27 SITE 1 AC1 12 DG B 5 DT B 6 DT B 7 HOH B 31 SITE 2 AC1 12 HOH G 1 DT G 9 DA G 10 DA G 11 SITE 3 AC1 12 DC G 12 DT G 13 DA G 14 DA G 15 CRYST1 52.304 144.508 50.300 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 0.019119 0.000000 0.000000 0.00000 SCALE2 0.000000 0.006920 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019881 0.00000