PDB Short entry for 1MWI HEADER HYDROLASE/DNA 30-SEP-02 1MWI TITLE CRYSTAL STRUCTURE OF A MUG-DNA PRODUCT COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: 5'-D(*CP*GP*CP*GP*AP*GP*(AAB)P*TP*CP*GP*CP*G)-3'; COMPND 3 CHAIN: D; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: G/U MISMATCH-SPECIFIC DNA GLYCOSYLASE; COMPND 7 CHAIN: A; COMPND 8 SYNONYM: MUG DNA GLYCOSYLASE, MISMATCH-SPECIFIC URACIL DNA- COMPND 9 GLYCOSYLASE, UDG; COMPND 10 EC: 3.2.2.-; COMPND 11 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 MOL_ID: 2; SOURCE 4 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 5 ORGANISM_TAXID: 562; SOURCE 6 GENE: MUG; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: BL21DE3; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PTRC99A KEYWDS DNA-GLYCOSYLASE, NUCLEOTIDE FLIPPING, ABASIC SITE, HYDROLASE-DNA KEYWDS 2 COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR T.E.BARRETT,R.SAVVA,G.PANAYOTOU,T.BROWN,T.BARLOW,J.JIRICNY,L.H.PEARL REVDAT 5 09-JUL-14 1MWI 1 VERSN HETNAM HETSYN REVDAT 4 24-FEB-09 1MWI 1 VERSN REVDAT 3 01-APR-03 1MWI 1 JRNL REVDAT 2 11-OCT-02 1MWI 1 REMARK REVDAT 1 04-OCT-02 1MWI 0 JRNL AUTH T.E.BARRETT,R.SAVVA,G.PANAYOTOU,T.BARLOW,T.BROWN,J.JIRICNY, JRNL AUTH 2 L.H.PEARL JRNL TITL CRYSTAL STRUCTURE OF A G:T/U MISMATCH-SPECIFIC DNA JRNL TITL 2 GLYCOSYLASE: MISMATCH RECOGNITION BY COMPLEMENTARY-STRAND JRNL TITL 3 INTERACTIONS. JRNL REF CELL(CAMBRIDGE,MASS.) V. 92 117 1998 JRNL REFN ISSN 0092-8674 JRNL PMID 9489705 JRNL DOI 10.1016/S0092-8674(00)80904-6 REMARK 2 REMARK 2 RESOLUTION. 2.35 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.35 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 14.93 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1604690.930 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.2 REMARK 3 NUMBER OF REFLECTIONS : 9878 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) : 0.210 REMARK 3 FREE R VALUE : 0.280 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 : 0.015 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.35 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.50 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 95.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1102 REMARK 3 BIN R VALUE (WORKING SET) : 0.2800 REMARK 3 BIN FREE R VALUE : 0.2900 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.30 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 64 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.042 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1271 REMARK 3 NUCLEIC ACID ATOMS : 236 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 122 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 37.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 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) : 0.30 REMARK 3 ESD FROM SIGMAA (A) : 0.37 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) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.100 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 26.500 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.190 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.620 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.530 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 3.500 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 4.800 ; 2.500 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER.PAR REMARK 3 PARAMETER FILE 3 : DNA2.PAR REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : DNA2.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NO ELECTRON DENSITY IS OBSERVED FOR REMARK 3 RESDUES 166 TO 168. RESIDUES A1, A109, A150 AND A151 WERE REFINED REMARK 3 AS ALANINE. D1P CORRESPONDS TO AN ABASIC SITE REMARK 4 REMARK 4 1MWI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-OCT-02. REMARK 100 THE RCSB ID CODE IS RCSB017248. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-AUG-97 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SRS REMARK 200 BEAMLINE : PX7.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.488 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 10144 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.350 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : 4.500 REMARK 200 R MERGE (I) : 0.06100 REMARK 200 R SYM (I) : 0.06100 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 15.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.35 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.55 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.2 REMARK 200 DATA REDUNDANCY IN SHELL : 4.50 REMARK 200 R MERGE FOR SHELL (I) : 0.20000 REMARK 200 R SYM FOR SHELL (I) : 0.20000 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: NATIVE MUG REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.25 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.58 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, SODIUM ACETATE,, PH 4.6, REMARK 280 MICROBATCH, TEMPERATURE 289K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 42 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 -Y+1/2,X+1/2,Z+1/2 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/2 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/2 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 0.000000 -1.000000 0.000000 50.67500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 50.67500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 22.50500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 50.67500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 50.67500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 22.50500 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 50.67500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 50.67500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 22.50500 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 50.67500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 50.67500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 22.50500 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 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT REMARK 300 WHICH CONSISTS OF 2 CHAIN(S). THE SECOND STRAND OF THE REMARK 300 DNA MOLECULE IS GENERATED BY APPLYING SYMMETRY OPERATOR REMARK 300 7_556 : Y, X, 1-Z, TO D1P AND BASES 8-12, AND APPLYING REMARK 300 SYMMETRY OPERATOR 7_557 : Y, X, 2-Z, TO BASES 1-6. 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: D, 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 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 ARG A 166 REMARK 465 GLY A 167 REMARK 465 ARG A 168 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 AAB D 7 O1P REMARK 470 MET A 1 CG SD CE REMARK 470 LYS A 109 CG CD CE NZ REMARK 470 ARG A 119 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 150 CG CD OE1 OE2 REMARK 470 LYS A 151 CG CD CE NZ 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 DA D 5 C3' DA D 5 C2' -0.065 REMARK 500 DG D 6 C5' DG D 6 C4' 0.046 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 D 3 O4' - C1' - N1 ANGL. DEV. = 2.2 DEGREES REMARK 500 DA D 5 O4' - C1' - N9 ANGL. DEV. = 3.6 DEGREES REMARK 500 DG D 6 O4' - C1' - N9 ANGL. DEV. = 2.2 DEGREES REMARK 500 DC D 11 O4' - C1' - N1 ANGL. DEV. = 2.8 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 164 170.53 -59.24 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 255 DISTANCE = 5.28 ANGSTROMS REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1MUG RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF NATIVE MUG DBREF 1MWI A 1 168 UNP P0A9H1 MUG_ECOLI 1 168 DBREF 1MWI D 1 12 PDB 1MWI 1MWI 1 12 SEQRES 1 D 12 DC DG DC DG DA DG AAB DT DC DG DC DG SEQRES 1 A 168 MET VAL GLU ASP ILE LEU ALA PRO GLY LEU ARG VAL VAL SEQRES 2 A 168 PHE CYS GLY ILE ASN PRO GLY LEU SER SER ALA GLY THR SEQRES 3 A 168 GLY PHE PRO PHE ALA HIS PRO ALA ASN ARG PHE TRP LYS SEQRES 4 A 168 VAL ILE TYR GLN ALA GLY PHE THR ASP ARG GLN LEU LYS SEQRES 5 A 168 PRO GLN GLU ALA GLN HIS LEU LEU ASP TYR ARG CYS GLY SEQRES 6 A 168 VAL THR LYS LEU VAL ASP ARG PRO THR VAL GLN ALA ASN SEQRES 7 A 168 GLU VAL SER LYS GLN GLU LEU HIS ALA GLY GLY ARG LYS SEQRES 8 A 168 LEU ILE GLU LYS ILE GLU ASP TYR GLN PRO GLN ALA LEU SEQRES 9 A 168 ALA ILE LEU GLY LYS GLN ALA TYR GLU GLN GLY PHE SER SEQRES 10 A 168 GLN ARG GLY ALA GLN TRP GLY LYS GLN THR LEU THR ILE SEQRES 11 A 168 GLY SER THR GLN ILE TRP VAL LEU PRO ASN PRO SER GLY SEQRES 12 A 168 LEU SER ARG VAL SER LEU GLU LYS LEU VAL GLU ALA TYR SEQRES 13 A 168 ARG GLU LEU ASP GLN ALA LEU VAL VAL ARG GLY ARG HET AAB D 7 12 HETNAM AAB 2'-DEOXY-RIBOFURANOSE-5'-MONOPHOSPHATE HETSYN AAB ABASIC DEOXYRIBOSE FORMUL 1 AAB C5 H11 O7 P FORMUL 3 HOH *122(H2 O) HELIX 1 1 GLY A 20 GLY A 27 1 8 HELIX 2 2 ARG A 36 ALA A 44 1 9 HELIX 3 3 LYS A 52 TYR A 62 5 11 HELIX 4 4 GLN A 76 VAL A 80 5 5 HELIX 5 5 SER A 81 GLN A 100 1 20 HELIX 6 6 GLY A 108 SER A 117 1 10 HELIX 7 7 SER A 148 LEU A 163 1 16 SHEET 1 A 5 CYS A 64 LYS A 68 0 SHEET 2 A 5 VAL A 12 GLY A 16 1 N PHE A 14 O GLY A 65 SHEET 3 A 5 ALA A 103 LEU A 107 1 O ALA A 105 N VAL A 13 SHEET 4 A 5 THR A 133 LEU A 138 1 O TRP A 136 N ILE A 106 SHEET 5 A 5 GLY A 124 ILE A 130 -1 N GLY A 124 O VAL A 137 LINK O3' DG D 6 P AAB D 7 1555 1555 1.62 LINK O3' AAB D 7 P DT D 8 1555 1555 1.61 CRYST1 101.350 101.350 45.010 90.00 90.00 90.00 P 42 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 0.009870 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009870 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022220 0.00000