HEADER TRANSFERASE 06-JAN-99 1B5E TITLE DCMP HYDROXYMETHYLASE FROM T4 COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (DEOXYCYTIDYLATE HYDROXYMETHYLASE); COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: DEOXYCYTIDYLATE HYDROXYMETHYLASE, DCMP HYDROXYMETHYLASE; COMPND 5 EC: 2.1.2.8 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ENTEROBACTERIA PHAGE T4; SOURCE 3 ORGANISM_TAXID: 10665 KEYWDS HYDROXYMETHYLASE, DNTP SYNTHESIZING COMPLEX, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR H.K.SONG,S.H.SOHN,S.W.SUH REVDAT 5 07-FEB-24 1B5E 1 REMARK REVDAT 4 13-JUL-11 1B5E 1 VERSN REVDAT 3 24-FEB-09 1B5E 1 VERSN REVDAT 2 22-DEC-99 1B5E 4 HEADER COMPND REMARK JRNL REVDAT 2 2 4 ATOM SOURCE SEQRES REVDAT 1 13-JAN-99 1B5E 0 JRNL AUTH H.K.SONG,S.H.SOHN,S.W.SUH JRNL TITL CRYSTAL STRUCTURE OF DEOXYCYTIDYLATE HYDROXYMETHYLASE FROM JRNL TITL 2 BACTERIOPHAGE T4, A COMPONENT OF THE DEOXYRIBONUCLEOSIDE JRNL TITL 3 TRIPHOSPHATE-SYNTHESIZING COMPLEX. JRNL REF EMBO J. V. 18 1104 1999 JRNL REFN ISSN 0261-4189 JRNL PMID 10064578 JRNL DOI 10.1093/EMBOJ/18.5.1104 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.843 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 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) (%) : 97.3 REMARK 3 NUMBER OF REFLECTIONS : 76944 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) : 0.189 REMARK 3 FREE R VALUE : 0.208 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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 : 3944 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 40 REMARK 3 SOLVENT ATOMS : 158 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 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) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 0.921 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) : 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 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 3 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 3 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1B5E COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB. REMARK 100 THE DEPOSITION ID IS D_1000008111. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-APR-98 REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 2 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PHOTON FACTORY REMARK 200 BEAMLINE : BL-6A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : FUJI REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 80033 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 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 (%) : 97.3 REMARK 200 DATA REDUNDANCY : 6.400 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06600 REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL 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: MIR REMARK 200 SOFTWARE USED: CCP4 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: DATA WERE COLLECTED USING THE WEISSENBERG METHOD. REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.65 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 8.0 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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 87.11000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 26.56000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 87.11000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 26.56000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: TETRAMERIC 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 54.99737 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 26.56000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 67.96549 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 6560 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18950 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -30.0 KCAL/MOL 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 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 VAL A 242 REMARK 465 GLY A 243 REMARK 465 LYS A 244 REMARK 465 TYR A 245 REMARK 465 ALA A 246 REMARK 465 VAL B 242 REMARK 465 GLY B 243 REMARK 465 LYS B 244 REMARK 465 TYR B 245 REMARK 465 ALA B 246 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 CYS A 148 CB CYS A 148 SG -0.115 REMARK 500 CYS B 148 CB CYS B 148 SG -0.099 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 ILE A 48 -63.49 -106.93 REMARK 500 VAL A 173 -63.17 -91.07 REMARK 500 ILE B 48 -60.64 -103.68 REMARK 500 SER B 94 48.11 -89.09 REMARK 500 ASP B 198 116.25 -161.17 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 TYR A 56 0.10 SIDE CHAIN REMARK 500 TYR B 56 0.09 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CAT REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: THE SG ATOM OF CYS 148 HAS DUAL CONFORMATION REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DCM A 300 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DCM B 400 DBREF 1B5E A 1 241 UNP P08773 DCHM_BPT4 1 246 DBREF 1B5E B 1 241 UNP P08773 DCHM_BPT4 1 246 SEQRES 1 A 246 MET ILE SER ASP SER MET THR VAL GLU GLU ILE ARG LEU SEQRES 2 A 246 HIS LEU GLY LEU ALA LEU LYS GLU LYS ASP PHE VAL VAL SEQRES 3 A 246 ASP LYS THR GLY VAL LYS THR ILE GLU ILE ILE GLY ALA SEQRES 4 A 246 SER PHE VAL ALA ASP GLU PRO PHE ILE PHE GLY ALA LEU SEQRES 5 A 246 ASN ASP GLU TYR ILE GLN ARG GLU LEU GLU TRP TYR LYS SEQRES 6 A 246 SER LYS SER LEU PHE VAL LYS ASP ILE PRO GLY GLU THR SEQRES 7 A 246 PRO LYS ILE TRP GLN GLN VAL ALA SER SER LYS GLY GLU SEQRES 8 A 246 ILE ASN SER ASN TYR GLY TRP ALA ILE TRP SER GLU ASP SEQRES 9 A 246 ASN TYR ALA GLN TYR ASP MET CYS LEU ALA GLU LEU GLY SEQRES 10 A 246 GLN ASN PRO ASP SER ARG ARG GLY ILE MET ILE TYR THR SEQRES 11 A 246 ARG PRO SER MET GLN PHE ASP TYR ASN LYS ASP GLY MET SEQRES 12 A 246 SER ASP PHE MET CYS THR ASN THR VAL GLN TYR LEU ILE SEQRES 13 A 246 ARG ASP LYS LYS ILE ASN ALA VAL VAL ASN MET ARG SER SEQRES 14 A 246 ASN ASP VAL VAL PHE GLY PHE ARG ASN ASP TYR ALA TRP SEQRES 15 A 246 GLN LYS TYR VAL LEU ASP LYS LEU VAL SER ASP LEU ASN SEQRES 16 A 246 ALA GLY ASP SER THR ARG GLN TYR LYS ALA GLY SER ILE SEQRES 17 A 246 ILE TRP ASN VAL GLY SER LEU HIS VAL TYR SER ARG HIS SEQRES 18 A 246 PHE TYR LEU VAL ASP HIS TRP TRP LYS THR GLY GLU THR SEQRES 19 A 246 HIS ILE SER LYS LYS ASP TYR VAL GLY LYS TYR ALA SEQRES 1 B 246 MET ILE SER ASP SER MET THR VAL GLU GLU ILE ARG LEU SEQRES 2 B 246 HIS LEU GLY LEU ALA LEU LYS GLU LYS ASP PHE VAL VAL SEQRES 3 B 246 ASP LYS THR GLY VAL LYS THR ILE GLU ILE ILE GLY ALA SEQRES 4 B 246 SER PHE VAL ALA ASP GLU PRO PHE ILE PHE GLY ALA LEU SEQRES 5 B 246 ASN ASP GLU TYR ILE GLN ARG GLU LEU GLU TRP TYR LYS SEQRES 6 B 246 SER LYS SER LEU PHE VAL LYS ASP ILE PRO GLY GLU THR SEQRES 7 B 246 PRO LYS ILE TRP GLN GLN VAL ALA SER SER LYS GLY GLU SEQRES 8 B 246 ILE ASN SER ASN TYR GLY TRP ALA ILE TRP SER GLU ASP SEQRES 9 B 246 ASN TYR ALA GLN TYR ASP MET CYS LEU ALA GLU LEU GLY SEQRES 10 B 246 GLN ASN PRO ASP SER ARG ARG GLY ILE MET ILE TYR THR SEQRES 11 B 246 ARG PRO SER MET GLN PHE ASP TYR ASN LYS ASP GLY MET SEQRES 12 B 246 SER ASP PHE MET CYS THR ASN THR VAL GLN TYR LEU ILE SEQRES 13 B 246 ARG ASP LYS LYS ILE ASN ALA VAL VAL ASN MET ARG SER SEQRES 14 B 246 ASN ASP VAL VAL PHE GLY PHE ARG ASN ASP TYR ALA TRP SEQRES 15 B 246 GLN LYS TYR VAL LEU ASP LYS LEU VAL SER ASP LEU ASN SEQRES 16 B 246 ALA GLY ASP SER THR ARG GLN TYR LYS ALA GLY SER ILE SEQRES 17 B 246 ILE TRP ASN VAL GLY SER LEU HIS VAL TYR SER ARG HIS SEQRES 18 B 246 PHE TYR LEU VAL ASP HIS TRP TRP LYS THR GLY GLU THR SEQRES 19 B 246 HIS ILE SER LYS LYS ASP TYR VAL GLY LYS TYR ALA HET DCM A 300 20 HET DCM B 400 20 HETNAM DCM 2'-DEOXYCYTIDINE-5'-MONOPHOSPHATE FORMUL 3 DCM 2(C9 H14 N3 O7 P) FORMUL 5 HOH *158(H2 O) HELIX 1 1 VAL A 8 LYS A 20 1 13 HELIX 2 2 ASP A 54 SER A 66 1 13 HELIX 3 3 VAL A 71 ASP A 73 5 3 HELIX 4 4 LYS A 80 VAL A 85 1 6 HELIX 5 5 TYR A 96 TRP A 101 1 6 HELIX 6 6 GLU A 103 ASN A 105 5 3 HELIX 7 7 GLN A 108 GLN A 118 1 11 HELIX 8 8 PRO A 132 GLY A 142 5 11 HELIX 9 9 PHE A 174 GLY A 197 1 24 HELIX 10 10 SER A 219 THR A 231 5 13 HELIX 11 11 VAL B 8 LYS B 20 1 13 HELIX 12 12 ASP B 54 SER B 66 1 13 HELIX 13 13 VAL B 71 ASP B 73 5 3 HELIX 14 14 LYS B 80 GLN B 83 1 4 HELIX 15 15 TYR B 96 TRP B 101 1 6 HELIX 16 16 GLU B 103 ASN B 105 5 3 HELIX 17 17 GLN B 108 GLN B 118 1 11 HELIX 18 18 PRO B 132 GLY B 142 5 11 HELIX 19 19 PHE B 174 GLY B 197 1 24 HELIX 20 20 SER B 219 THR B 231 5 13 SHEET 1 A 3 THR A 33 ILE A 37 0 SHEET 2 A 3 SER A 214 TYR A 218 -1 N VAL A 217 O ILE A 34 SHEET 3 A 3 SER A 169 ASP A 171 1 N ASN A 170 O SER A 214 SHEET 1 B 5 ALA A 39 VAL A 42 0 SHEET 2 B 5 ILE A 208 VAL A 212 -1 N VAL A 212 O ALA A 39 SHEET 3 B 5 LYS A 160 MET A 167 1 N ALA A 163 O ILE A 209 SHEET 4 B 5 THR A 149 ARG A 157 -1 N ARG A 157 O LYS A 160 SHEET 5 B 5 ILE A 126 ILE A 128 -1 N MET A 127 O VAL A 152 SHEET 1 C 3 THR B 33 ILE B 37 0 SHEET 2 C 3 SER B 214 TYR B 218 -1 N VAL B 217 O ILE B 34 SHEET 3 C 3 SER B 169 ASP B 171 1 N ASN B 170 O SER B 214 SHEET 1 D 5 ALA B 39 VAL B 42 0 SHEET 2 D 5 ILE B 208 VAL B 212 -1 N VAL B 212 O ALA B 39 SHEET 3 D 5 LYS B 160 MET B 167 1 N ALA B 163 O ILE B 209 SHEET 4 D 5 THR B 149 ARG B 157 -1 N ARG B 157 O LYS B 160 SHEET 5 D 5 ILE B 126 ILE B 128 -1 N MET B 127 O VAL B 152 SITE 1 CAT 2 CYS A 148 CYS B 148 SITE 1 AC1 15 LYS A 28 TYR A 96 CYS A 148 ARG A 168 SITE 2 AC1 15 SER A 169 ASN A 170 ASP A 171 GLY A 175 SITE 3 AC1 15 ASP A 179 HIS A 216 TYR A 218 HOH A 303 SITE 4 AC1 15 HOH A 315 ARG B 123 ARG B 124 SITE 1 AC2 16 ARG A 123 ARG A 124 LYS B 28 TYR B 96 SITE 2 AC2 16 CYS B 148 ARG B 168 SER B 169 ASN B 170 SITE 3 AC2 16 ASP B 171 GLY B 175 ASP B 179 HIS B 216 SITE 4 AC2 16 TYR B 218 HOH B 401 HOH B 403 HOH B 415 CRYST1 174.220 53.120 75.170 90.00 115.29 90.00 C 1 2 1 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 0.005740 0.000000 0.002712 0.00000 SCALE2 0.000000 0.018825 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014713 0.00000 MTRIX1 1 0.630999 0.000917 0.775783 -0.01520 1 MTRIX2 1 0.000776 -1.000000 0.000550 4.71340 1 MTRIX3 1 0.775783 0.000255 -0.631000 0.12170 1