HEADER HYDROLASE 04-DEC-03 1UT8 TITLE DIVALENT METAL IONS (ZINC) BOUND TO T5 5'-EXONUCLEASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: EXODEOXYRIBONUCLEASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: 5'-EXONUCLEASE; COMPND 5 EC: 3.1.11.3; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACTERIOPHAGE T5; SOURCE 3 ORGANISM_TAXID: 10726; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS EXONUCLEASE, HYDROLASE, NUCLEASE EXPDTA X-RAY DIFFRACTION AUTHOR T.A.CESKA,J.R.SAYERS,D.SUCK REVDAT 4 13-DEC-23 1UT8 1 REMARK REVDAT 3 24-FEB-09 1UT8 1 VERSN REVDAT 2 23-APR-04 1UT8 1 JRNL REVDAT 1 05-FEB-04 1UT8 0 JRNL AUTH M.FENG,D.PATEL,J.DERVAN,T.A.CESKA,D.SUCK,I.HAQ,J.R.SAYERS JRNL TITL ROLES OF DIVALENT METAL IONS IN FLAP ENDONUCLEASE-SUBSTRATE JRNL TITL 2 INTERACTIONS JRNL REF NAT.STRUCT.MOL.BIOL. V. 11 450 2004 JRNL REFN ISSN 1545-9993 JRNL PMID 15077103 JRNL DOI 10.1038/NSMB754 REMARK 2 REMARK 2 RESOLUTION. 2.75 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNX 2000 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN,ACCELRYS REMARK 3 : SOFTWARE INC.(BADGER,BERARD,KUMAR,SZALMA, REMARK 3 : YIP,DZAKULA) REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.75 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.00 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) (%) : 84.5 REMARK 3 NUMBER OF REFLECTIONS : 17651 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 + TEST SET) : 0.235 REMARK 3 R VALUE (WORKING SET) : 0.235 REMARK 3 FREE R VALUE : 0.313 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1729 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. 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 ESTIMATED ERROR OF FREE R VALUE (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 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 : 4399 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 223 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) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.210 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : MASK REMARK 3 KSOL : 0.40 REMARK 3 BSOL : 66.20 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 PARAMETER FILE 2 : DNA-RNA_REP.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : DNA-RNA.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : ION.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1UT8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 04-DEC-03. REMARK 100 THE DEPOSITION ID IS D_1290014111. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-NOV-96 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 5.60 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 : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NI FILTER REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : XENTRONICS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 56234 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.750 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 84.5 REMARK 200 DATA REDUNDANCY : 1.200 REMARK 200 R MERGE (I) : 0.07600 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) : 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CCP4 REMARK 200 STARTING MODEL: PDB ENTRY 1EXN REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 65.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.05 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 35% AMMONIUM SULFATE, 100MM SODIUM REMARK 280 CITRATE PH 5.6, PH 5.60 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 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,X,Z+3/4 REMARK 290 4555 Y,-X,Z+1/4 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 67.34500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 101.01750 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 33.67250 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 MET A 1 REMARK 465 SER A 2 REMARK 465 LYS A 3 REMARK 465 SER A 4 REMARK 465 TRP A 5 REMARK 465 GLY A 6 REMARK 465 LYS A 7 REMARK 465 PHE A 8 REMARK 465 ILE A 9 REMARK 465 GLU A 10 REMARK 465 GLU A 11 REMARK 465 GLU A 12 REMARK 465 GLU A 13 REMARK 465 ALA A 14 REMARK 465 GLU A 15 REMARK 465 MET A 16 REMARK 465 ALA A 17 REMARK 465 SER A 18 REMARK 465 ARG A 19 REMARK 465 MET B 1 REMARK 465 SER B 2 REMARK 465 LYS B 3 REMARK 465 SER B 4 REMARK 465 TRP B 5 REMARK 465 GLY B 6 REMARK 465 LYS B 7 REMARK 465 PHE B 8 REMARK 465 ILE B 9 REMARK 465 GLU B 10 REMARK 465 GLU B 11 REMARK 465 GLU B 12 REMARK 465 GLU B 13 REMARK 465 ALA B 14 REMARK 465 GLU B 15 REMARK 465 MET B 16 REMARK 465 ALA B 17 REMARK 465 SER B 18 REMARK 465 ARG B 19 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 GLN A 291 CA C O CB CG CD OE1 REMARK 470 GLN A 291 NE2 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 SER A 59 43.29 39.18 REMARK 500 ALA A 60 98.58 -65.46 REMARK 500 LYS A 83 15.19 58.74 REMARK 500 THR A 94 -173.70 -69.86 REMARK 500 THR A 118 -41.22 -132.04 REMARK 500 ALA A 289 35.11 -81.28 REMARK 500 ASN B 38 89.05 -166.49 REMARK 500 SER B 59 49.39 35.92 REMARK 500 LYS B 71 -123.34 -47.34 REMARK 500 SER B 72 92.66 171.69 REMARK 500 THR B 118 -75.47 -105.41 REMARK 500 LEU B 139 -72.64 -85.40 REMARK 500 THR B 161 -154.59 -155.17 REMARK 500 THR B 170 -74.89 -66.49 REMARK 500 GLN B 233 61.67 -156.93 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 ZN A 303 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A2111 O REMARK 620 2 HOH A2112 O 127.8 REMARK 620 N 1 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 303 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1EXN RELATED DB: PDB REMARK 900 T5 5'-EXONUCLEASE REMARK 900 RELATED ID: 1J5F RELATED DB: PDB REMARK 900 REVISED MODEL OF T5 5' NUCLEASE + DNA REMARK 900 RELATED ID: 1UT5 RELATED DB: PDB REMARK 900 DIVALENT METAL IONS (MANGANESE) BOUND TO T5 5'-EXONUCLEASE REMARK 900 RELATED ID: 1XO1 RELATED DB: PDB REMARK 900 T5 5'-EXONUCLEASE MUTANT K83A DBREF 1UT8 A 1 1 PDB 1UT8 1UT8 1 1 DBREF 1UT8 A 2 291 UNP P06229 EXO5_BPT5 1 290 DBREF 1UT8 B 1 1 PDB 1UT8 1UT8 1 1 DBREF 1UT8 B 2 291 UNP P06229 EXO5_BPT5 1 290 SEQRES 1 A 291 MET SER LYS SER TRP GLY LYS PHE ILE GLU GLU GLU GLU SEQRES 2 A 291 ALA GLU MET ALA SER ARG ARG ASN LEU MET ILE VAL ASP SEQRES 3 A 291 GLY THR ASN LEU GLY PHE ARG PHE LYS HIS ASN ASN SER SEQRES 4 A 291 LYS LYS PRO PHE ALA SER SER TYR VAL SER THR ILE GLN SEQRES 5 A 291 SER LEU ALA LYS SER TYR SER ALA ARG THR THR ILE VAL SEQRES 6 A 291 LEU GLY ASP LYS GLY LYS SER VAL PHE ARG LEU GLU HIS SEQRES 7 A 291 LEU PRO GLU TYR LYS GLY ASN ARG ASP GLU LYS TYR ALA SEQRES 8 A 291 GLN ARG THR GLU GLU GLU LYS ALA LEU ASP GLU GLN PHE SEQRES 9 A 291 PHE GLU TYR LEU LYS ASP ALA PHE GLU LEU CYS LYS THR SEQRES 10 A 291 THR PHE PRO THR PHE THR ILE ARG GLY VAL GLU ALA ASP SEQRES 11 A 291 ASP MET ALA ALA TYR ILE VAL LYS LEU ILE GLY HIS LEU SEQRES 12 A 291 TYR ASP HIS VAL TRP LEU ILE SER THR ASP GLY ASP TRP SEQRES 13 A 291 ASP THR LEU LEU THR ASP LYS VAL SER ARG PHE SER PHE SEQRES 14 A 291 THR THR ARG ARG GLU TYR HIS LEU ARG ASP MET TYR GLU SEQRES 15 A 291 HIS HIS ASN VAL ASP ASP VAL GLU GLN PHE ILE SER LEU SEQRES 16 A 291 LYS ALA ILE MET GLY ASP LEU GLY ASP ASN ILE ARG GLY SEQRES 17 A 291 VAL GLU GLY ILE GLY ALA LYS ARG GLY TYR ASN ILE ILE SEQRES 18 A 291 ARG GLU PHE GLY ASN VAL LEU ASP ILE ILE ASP GLN LEU SEQRES 19 A 291 PRO LEU PRO GLY LYS GLN LYS TYR ILE GLN ASN LEU ASN SEQRES 20 A 291 ALA SER GLU GLU LEU LEU PHE ARG ASN LEU ILE LEU VAL SEQRES 21 A 291 ASP LEU PRO THR TYR CYS VAL ASP ALA ILE ALA ALA VAL SEQRES 22 A 291 GLY GLN ASP VAL LEU ASP LYS PHE THR LYS ASP ILE LEU SEQRES 23 A 291 GLU ILE ALA GLU GLN SEQRES 1 B 291 MET SER LYS SER TRP GLY LYS PHE ILE GLU GLU GLU GLU SEQRES 2 B 291 ALA GLU MET ALA SER ARG ARG ASN LEU MET ILE VAL ASP SEQRES 3 B 291 GLY THR ASN LEU GLY PHE ARG PHE LYS HIS ASN ASN SER SEQRES 4 B 291 LYS LYS PRO PHE ALA SER SER TYR VAL SER THR ILE GLN SEQRES 5 B 291 SER LEU ALA LYS SER TYR SER ALA ARG THR THR ILE VAL SEQRES 6 B 291 LEU GLY ASP LYS GLY LYS SER VAL PHE ARG LEU GLU HIS SEQRES 7 B 291 LEU PRO GLU TYR LYS GLY ASN ARG ASP GLU LYS TYR ALA SEQRES 8 B 291 GLN ARG THR GLU GLU GLU LYS ALA LEU ASP GLU GLN PHE SEQRES 9 B 291 PHE GLU TYR LEU LYS ASP ALA PHE GLU LEU CYS LYS THR SEQRES 10 B 291 THR PHE PRO THR PHE THR ILE ARG GLY VAL GLU ALA ASP SEQRES 11 B 291 ASP MET ALA ALA TYR ILE VAL LYS LEU ILE GLY HIS LEU SEQRES 12 B 291 TYR ASP HIS VAL TRP LEU ILE SER THR ASP GLY ASP TRP SEQRES 13 B 291 ASP THR LEU LEU THR ASP LYS VAL SER ARG PHE SER PHE SEQRES 14 B 291 THR THR ARG ARG GLU TYR HIS LEU ARG ASP MET TYR GLU SEQRES 15 B 291 HIS HIS ASN VAL ASP ASP VAL GLU GLN PHE ILE SER LEU SEQRES 16 B 291 LYS ALA ILE MET GLY ASP LEU GLY ASP ASN ILE ARG GLY SEQRES 17 B 291 VAL GLU GLY ILE GLY ALA LYS ARG GLY TYR ASN ILE ILE SEQRES 18 B 291 ARG GLU PHE GLY ASN VAL LEU ASP ILE ILE ASP GLN LEU SEQRES 19 B 291 PRO LEU PRO GLY LYS GLN LYS TYR ILE GLN ASN LEU ASN SEQRES 20 B 291 ALA SER GLU GLU LEU LEU PHE ARG ASN LEU ILE LEU VAL SEQRES 21 B 291 ASP LEU PRO THR TYR CYS VAL ASP ALA ILE ALA ALA VAL SEQRES 22 B 291 GLY GLN ASP VAL LEU ASP LYS PHE THR LYS ASP ILE LEU SEQRES 23 B 291 GLU ILE ALA GLU GLN HET ZN A 303 1 HET ZN B 303 1 HETNAM ZN ZINC ION FORMUL 3 ZN 2(ZN 2+) FORMUL 5 HOH *223(H2 O) HELIX 1 1 GLY A 27 ASN A 38 1 12 HELIX 2 2 PHE A 43 TYR A 58 1 16 HELIX 3 3 SER A 72 LEU A 79 1 8 HELIX 4 4 LYS A 83 GLN A 92 1 10 HELIX 5 5 THR A 94 LYS A 116 1 23 HELIX 6 6 GLU A 128 GLY A 141 1 14 HELIX 7 7 HIS A 142 TYR A 144 5 3 HELIX 8 8 ASP A 153 LEU A 160 5 8 HELIX 9 9 HIS A 176 ARG A 178 5 3 HELIX 10 10 ASP A 179 ASN A 185 1 7 HELIX 11 11 ASP A 188 GLY A 200 1 13 HELIX 12 12 LEU A 202 ASN A 205 5 4 HELIX 13 13 GLY A 213 GLY A 225 1 13 HELIX 14 14 ASN A 226 LEU A 234 1 9 HELIX 15 15 GLN A 240 ASN A 247 1 8 HELIX 16 16 SER A 249 ASP A 261 1 13 HELIX 17 17 ASP A 261 ALA A 272 1 12 HELIX 18 18 GLY A 274 GLU A 287 1 14 HELIX 19 19 GLY B 27 SER B 39 1 13 HELIX 20 20 PHE B 43 TYR B 58 1 16 HELIX 21 21 SER B 72 LEU B 79 1 8 HELIX 22 22 LYS B 83 GLN B 92 1 10 HELIX 23 23 THR B 94 PHE B 119 1 26 HELIX 24 24 GLU B 128 ILE B 140 1 13 HELIX 25 25 GLY B 141 TYR B 144 5 4 HELIX 26 26 ASP B 153 LEU B 159 5 7 HELIX 27 27 HIS B 176 ARG B 178 5 3 HELIX 28 28 ASP B 179 ASN B 185 1 7 HELIX 29 29 ASP B 188 GLY B 200 1 13 HELIX 30 30 GLY B 213 GLY B 225 1 13 HELIX 31 31 ASN B 226 ASP B 232 1 7 HELIX 32 32 GLN B 240 ASN B 247 1 8 HELIX 33 33 SER B 249 ASP B 261 1 13 HELIX 34 34 ASP B 261 ALA B 272 1 12 HELIX 35 35 GLY B 274 GLU B 290 1 17 SHEET 1 AA 6 THR A 121 PHE A 122 0 SHEET 2 AA 6 ALA A 60 LEU A 66 1 O VAL A 65 N PHE A 122 SHEET 3 AA 6 ASN A 21 ASP A 26 1 O ASN A 21 N ARG A 61 SHEET 4 AA 6 VAL A 147 ILE A 150 1 O TRP A 148 N ILE A 24 SHEET 5 AA 6 VAL A 164 SER A 168 1 O SER A 165 N LEU A 149 SHEET 6 AA 6 ARG A 173 TYR A 175 -1 O ARG A 173 N SER A 168 SHEET 1 BA 6 THR B 121 THR B 123 0 SHEET 2 BA 6 ALA B 60 GLY B 67 1 O VAL B 65 N PHE B 122 SHEET 3 BA 6 ASN B 21 ASP B 26 1 O ASN B 21 N ARG B 61 SHEET 4 BA 6 HIS B 146 ILE B 150 1 O HIS B 146 N LEU B 22 SHEET 5 BA 6 VAL B 164 SER B 168 1 O SER B 165 N LEU B 149 SHEET 6 BA 6 ARG B 173 TYR B 175 -1 O ARG B 173 N SER B 168 LINK ZN ZN A 303 O HOH A2111 1555 1555 2.54 LINK ZN ZN A 303 O HOH A2112 1555 1555 2.49 LINK ZN ZN B 303 O HOH B2111 1555 1555 2.26 CISPEP 1 LEU A 234 PRO A 235 0 -0.13 CISPEP 2 LEU B 234 PRO B 235 0 -0.84 SITE 1 AC1 2 HOH A2111 HOH A2112 SITE 1 AC2 3 ASP B 68 ASP B 130 HOH B2111 CRYST1 77.940 77.940 134.690 90.00 90.00 90.00 P 43 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 0.012830 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012830 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007424 0.00000