HEADER HYDROLASE 15-AUG-00 1FLZ TITLE URACIL DNA GLYCOSYLASE WITH UAAP CAVEAT 1FLZ INCORRECT CARBON CHIRAL CENTER(S) COMPND MOL_ID: 1; COMPND 2 MOLECULE: URACIL-DNA GLYCOSYLASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: UDG; COMPND 5 EC: 3.2.2.3; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 37762; SOURCE 4 STRAIN: B; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS GLYCOSYLASE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR R.M.WERNER,Y.L.JIANG,R.G.GORDLEY,G.J.JAGADEESH,J.E.LADNER,G.XIAO, AUTHOR 2 M.TORDOVA,G.L.GILLILAND,J.T.STIVERS REVDAT 7 07-FEB-24 1FLZ 1 REMARK REVDAT 6 03-NOV-21 1FLZ 1 REMARK SEQADV REVDAT 5 14-MAR-18 1FLZ 1 SEQADV REVDAT 4 04-OCT-17 1FLZ 1 REMARK REVDAT 3 13-JUL-11 1FLZ 1 VERSN REVDAT 2 24-FEB-09 1FLZ 1 VERSN REVDAT 1 17-JAN-01 1FLZ 0 JRNL AUTH R.M.WERNER,Y.L.JIANG,R.G.GORDLEY,G.J.JAGADEESH,J.E.LADNER, JRNL AUTH 2 G.XIAO,M.TORDOVA,G.L.GILLILAND,J.T.STIVERS JRNL TITL STRESSING-OUT DNA? THE CONTRIBUTION OF SERINE-PHOSPHODIESTER JRNL TITL 2 INTERACTIONS IN CATALYSIS BY URACIL DNA GLYCOSYLASE. JRNL REF BIOCHEMISTRY V. 39 12585 2000 JRNL REFN ISSN 0006-2960 JRNL PMID 11027138 JRNL DOI 10.1021/BI001532V REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH G.XIAO,M.TORDOVA,J.JAGADEESH,A.C.DROHAT,J.T.STIVERS, REMARK 1 AUTH 2 G.L.GILLILAND REMARK 1 TITL CRYSTAL STRUCTURE OF ESCHERICHIA COLI URACIL DNA GLYCOSYLASE REMARK 1 TITL 2 AND ITS COMPLEXES WITH URACIL AND GLYCEROL: STRUCTURE AND REMARK 1 TITL 3 GLYCOSYLASE MECHANISM REVISITED REMARK 1 REF PROTEINS V. 35 13 1999 REMARK 1 REFN ISSN 0887-3585 REMARK 1 DOI 10.1002/(SICI)1097-0134(19990401)35:1<13::AID-PROT2>3.3.CO;2 REMARK 1 DOI 2 -U REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT REMARK 3 AUTHORS : TRONRUD,TEN EYCK,MATTHEWS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 36.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 11146 REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD : NONE REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.220 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 USING ALL DATA, NO SIGMA 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) : 11949 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1810 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 8 REMARK 3 SOLVENT ATOMS : 122 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : 0.006 ; NULL ; NULL REMARK 3 BOND ANGLES (DEGREES) : 2.107 ; NULL ; NULL REMARK 3 TORSION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES (A) : NULL ; NULL ; NULL REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS (A) : NULL ; NULL ; NULL REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : 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 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : NULL REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1FLZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-AUG-00. REMARK 100 THE DEPOSITION ID IS D_1000011699. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-JUN-97 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 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 : SIEMENS REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : SIEMENS HI-STAR REMARK 200 INTENSITY-INTEGRATION SOFTWARE : FRAMBO REMARK 200 DATA SCALING SOFTWARE : X-GEN REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11146 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 36.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.0 REMARK 200 DATA REDUNDANCY : 7.100 REMARK 200 R MERGE (I) : 0.14000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.0000 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) : 2.40 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.0 REMARK 200 DATA REDUNDANCY IN SHELL : 3.80 REMARK 200 R MERGE FOR SHELL (I) : 0.26000 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: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.09 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.42 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M NA HEPES, 2% POLYETHYLENE GLYCOL REMARK 280 400, 2.0M AMMONIUM SULFATE, 0.002M UAAP, PH 7.50, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 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+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 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 40.39000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 39.10500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 39.10500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 60.58500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 39.10500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 39.10500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 20.19500 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 39.10500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 39.10500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 60.58500 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 39.10500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 39.10500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 20.19500 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 40.39000 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: MONOMERIC 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 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 GLU A 142 CD GLU A 142 OE2 0.069 REMARK 500 GLU A 157 CD GLU A 157 OE2 0.070 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 ASP A 64 CB - CG - OD2 ANGL. DEV. = -6.6 DEGREES REMARK 500 LEU A 120 CB - CA - C ANGL. DEV. = 12.5 DEGREES REMARK 500 GLU A 227 N - CA - CB ANGL. DEV. = 16.0 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 ASN A 3 170.08 -56.74 REMARK 500 ALA A 12 -109.92 -4.67 REMARK 500 GLU A 13 -66.59 -18.22 REMARK 500 GLN A 16 38.32 -66.53 REMARK 500 PRO A 18 -102.55 -51.30 REMARK 500 HIS A 19 -58.99 -6.08 REMARK 500 PHE A 20 -71.82 -55.50 REMARK 500 ASN A 22 21.03 -75.12 REMARK 500 VAL A 27 -83.14 -65.02 REMARK 500 ALA A 28 -49.23 -25.71 REMARK 500 SER A 29 -85.02 -51.48 REMARK 500 VAL A 35 124.03 -25.31 REMARK 500 ASN A 46 -43.55 -18.89 REMARK 500 PHE A 48 -19.21 -48.39 REMARK 500 ASP A 55 7.29 -64.02 REMARK 500 GLN A 63 -25.96 -157.33 REMARK 500 PRO A 65 -177.34 -59.86 REMARK 500 GLN A 71 -84.15 -62.34 REMARK 500 ALA A 76 89.47 -31.11 REMARK 500 PHE A 77 -9.84 98.87 REMARK 500 PRO A 87 -62.19 -10.97 REMARK 500 ARG A 105 162.57 -40.27 REMARK 500 GLN A 117 69.38 -109.16 REMARK 500 LEU A 121 83.99 -55.27 REMARK 500 ARG A 129 -94.76 -44.62 REMARK 500 ALA A 130 109.05 173.04 REMARK 500 ALA A 133 152.81 -43.88 REMARK 500 HIS A 134 -90.83 50.58 REMARK 500 SER A 135 7.65 43.32 REMARK 500 HIS A 136 36.02 -161.68 REMARK 500 HIS A 155 -161.62 -104.51 REMARK 500 ARG A 156 123.53 13.99 REMARK 500 LYS A 171 49.26 -55.41 REMARK 500 ALA A 173 54.05 -94.57 REMARK 500 ALA A 193 -50.46 -29.87 REMARK 500 HIS A 194 16.96 -64.23 REMARK 500 PHE A 198 99.15 -68.98 REMARK 500 CYS A 200 173.19 -48.42 REMARK 500 HIS A 202 -47.73 -27.61 REMARK 500 LEU A 205 -19.69 -48.22 REMARK 500 LEU A 224 77.91 -109.08 REMARK 500 PRO A 225 -146.45 -68.27 REMARK 500 ALA A 226 110.80 52.29 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 URA A 230 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2EUG RELATED DB: PDB REMARK 900 E. COLI URACIL DNA GLYCOSYLASE REMARK 900 RELATED ID: 3EUG RELATED DB: PDB REMARK 900 E. COLI URACIL DNA GLYCOSYLASE WITH URACIL AND GLYCEROL REMARK 900 RELATED ID: 4EUG RELATED DB: PDB REMARK 900 E. COLI URACIL DNA GLYCOSYLASE REMARK 900 RELATED ID: 5EUG RELATED DB: PDB REMARK 900 E. COLI URACIL DNA GLYCOSYLASE DBREF 1FLZ A 2 229 UNP P12295 UNG_ECOLI 1 228 SEQADV 1FLZ HIS A 19 UNP P12295 TYR 18 ENGINEERED MUTATION SEQADV 1FLZ HIS A 213 UNP P12295 ARG 212 ENGINEERED MUTATION SEQRES 1 A 228 ALA ASN GLU LEU THR TRP HIS ASP VAL LEU ALA GLU GLU SEQRES 2 A 228 LYS GLN GLN PRO HIS PHE LEU ASN THR LEU GLN THR VAL SEQRES 3 A 228 ALA SER GLU ARG GLN SER GLY VAL THR ILE TYR PRO PRO SEQRES 4 A 228 GLN LYS ASP VAL PHE ASN ALA PHE ARG PHE THR GLU LEU SEQRES 5 A 228 GLY ASP VAL LYS VAL VAL ILE LEU GLY GLN ASP PRO TYR SEQRES 6 A 228 HIS GLY PRO GLY GLN ALA HIS GLY LEU ALA PHE SER VAL SEQRES 7 A 228 ARG PRO GLY ILE ALA ILE PRO PRO SER LEU LEU ASN MET SEQRES 8 A 228 TYR LYS GLU LEU GLU ASN THR ILE PRO GLY PHE THR ARG SEQRES 9 A 228 PRO ASN HIS GLY TYR LEU GLU SER TRP ALA ARG GLN GLY SEQRES 10 A 228 VAL LEU LEU LEU ASN THR VAL LEU THR VAL ARG ALA GLY SEQRES 11 A 228 GLN ALA HIS SER HIS ALA SER LEU GLY TRP GLU THR PHE SEQRES 12 A 228 THR ASP LYS VAL ILE SER LEU ILE ASN GLN HIS ARG GLU SEQRES 13 A 228 GLY VAL VAL PHE LEU LEU TRP GLY SER HIS ALA GLN LYS SEQRES 14 A 228 LYS GLY ALA ILE ILE ASP LYS GLN ARG HIS HIS VAL LEU SEQRES 15 A 228 LYS ALA PRO HIS PRO SER PRO LEU SER ALA HIS ARG GLY SEQRES 16 A 228 PHE PHE GLY CYS ASN HIS PHE VAL LEU ALA ASN GLN TRP SEQRES 17 A 228 LEU GLU GLN HIS GLY GLU THR PRO ILE ASP TRP MET PRO SEQRES 18 A 228 VAL LEU PRO ALA GLU SER GLU HET URA A 230 8 HETNAM URA URACIL FORMUL 2 URA C4 H4 N2 O2 FORMUL 3 HOH *122(H2 O) HELIX 1 1 THR A 6 GLN A 16 1 11 HELIX 2 2 GLN A 17 SER A 33 1 17 HELIX 3 3 PHE A 45 THR A 51 1 7 HELIX 4 4 PRO A 86 THR A 99 1 14 HELIX 5 5 LEU A 111 GLN A 117 1 7 HELIX 6 6 GLY A 140 HIS A 155 1 16 HELIX 7 7 GLY A 165 LYS A 171 1 7 HELIX 8 8 SER A 192 GLY A 196 5 5 HELIX 9 9 ASN A 201 GLN A 212 1 12 SHEET 1 A 4 VAL A 119 ASN A 123 0 SHEET 2 A 4 VAL A 58 GLY A 62 1 O VAL A 58 N LEU A 120 SHEET 3 A 4 VAL A 160 TRP A 164 1 O VAL A 160 N VAL A 59 SHEET 4 A 4 HIS A 181 ALA A 185 1 O HIS A 181 N PHE A 161 CISPEP 1 TYR A 38 PRO A 39 0 -1.48 SITE 1 AC1 7 ASP A 64 TYR A 66 LEU A 75 ALA A 76 SITE 2 AC1 7 PHE A 77 ASN A 123 HIS A 187 CRYST1 78.210 78.210 80.780 90.00 90.00 90.00 P 43 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 0.012786 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012786 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012379 0.00000