HEADER HYDROLASE 19-FEB-06 2G3F TITLE CRYSTAL STRUCTURE OF IMIDAZOLONEPROPIONASE COMPLEXED WITH IMIDAZOLE-4- TITLE 2 ACETIC ACID SODIUM SALT, A SUBSTRATE HOMOLOGUE COMPND MOL_ID: 1; COMPND 2 MOLECULE: IMIDAZOLONEPROPIONASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: IMIDAZOLONE-5-PROPIONATE HYDROLASE; COMPND 5 EC: 3.5.2.7; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS SUBTILIS; SOURCE 3 ORGANISM_TAXID: 1423; SOURCE 4 STRAIN: 168; SOURCE 5 GENE: HUTI; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET-21-DEST KEYWDS TIM BARREL, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR Y.YU,Y.H.LIANG,X.D.SU REVDAT 5 25-OCT-23 2G3F 1 REMARK LINK REVDAT 4 18-OCT-17 2G3F 1 REMARK REVDAT 3 13-JUL-11 2G3F 1 VERSN REVDAT 2 17-JUN-08 2G3F 1 JRNL VERSN REVDAT 1 26-SEP-06 2G3F 0 JRNL AUTH Y.YU,Y.H.LIANG,E.BROSTROMER,J.M.QUAN,S.PANJIKAR,Y.H.DONG, JRNL AUTH 2 X.D.SU JRNL TITL A CATALYTIC MECHANISM REVEALED BY THE CRYSTAL STRUCTURES OF JRNL TITL 2 THE IMIDAZOLONEPROPIONASE FROM BACILLUS SUBTILIS JRNL REF J.BIOL.CHEM. V. 281 36929 2006 JRNL REFN ISSN 0021-9258 JRNL PMID 16990261 JRNL DOI 10.1074/JBC.M607703200 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.91 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 17156.100 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 94.8 REMARK 3 NUMBER OF REFLECTIONS : 50914 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) : 0.185 REMARK 3 FREE R VALUE : 0.216 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2060 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 88.00 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 7534 REMARK 3 BIN R VALUE (WORKING SET) : 0.2100 REMARK 3 BIN FREE R VALUE : 0.2540 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.10 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 320 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.014 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 6312 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 20 REMARK 3 SOLVENT ATOMS : 405 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 7.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 16.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.45000 REMARK 3 B22 (A**2) : 2.23000 REMARK 3 B33 (A**2) : -1.78000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 1.28000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.21 REMARK 3 ESD FROM SIGMAA (A) : 0.13 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) : 0.25 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.19 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.700 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) : 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 : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 44.47 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 : ION.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : IAA.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : IAA.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2G3F COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 23-FEB-06. REMARK 100 THE DEPOSITION ID IS D_1000036639. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-JAN-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : BSRF REMARK 200 BEAMLINE : 3W1A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MAR REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 52978 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.9 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06700 REMARK 200 FOR THE DATA SET : 10.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.03 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.3 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.31000 REMARK 200 FOR SHELL : 2.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 2BB0 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.52 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.22 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20%(W/V) PEG4000, 0.1M TRIS-HCL PH7.5, REMARK 280 0.05M IMIDAZOLI-4-ACETIC ACID SODIUM SALT, 2%(W/V) BENZAMIDINE REMARK 280 HYDROCHLORIDE, VAPOR DIFFUSION, TEMPERATURE 289K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 53.04000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3 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 350 REMARK 350 BIOMOLECULE: 3 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4790 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 27680 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -104.0 KCAL/MOL 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 APPLY THE FOLLOWING TO CHAINS: B REMARK 350 BIOMT1 2 1.000000 0.000000 0.000000 -0.23147 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 66.30960 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 GLU A 416 REMARK 465 GLY A 417 REMARK 465 ALA A 418 REMARK 465 ILE A 419 REMARK 465 LEU A 420 REMARK 465 GLY A 421 REMARK 465 MET B 1 REMARK 465 GLU B 416 REMARK 465 GLY B 417 REMARK 465 ALA B 418 REMARK 465 ILE B 419 REMARK 465 LEU B 420 REMARK 465 GLY B 421 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 ASP A 37 74.26 53.62 REMARK 500 GLN A 45 -1.46 73.20 REMARK 500 ALA A 50 106.70 -160.96 REMARK 500 HIS A 80 102.07 -165.06 REMARK 500 SER A 150 -156.87 -86.94 REMARK 500 ASP A 194 56.82 -162.94 REMARK 500 VAL A 226 -117.24 -132.23 REMARK 500 HIS A 272 -83.99 91.70 REMARK 500 SER A 330 69.60 -162.45 REMARK 500 THR A 358 -84.49 -125.27 REMARK 500 VAL A 399 -168.14 -126.96 REMARK 500 GLN B 45 -2.81 72.87 REMARK 500 HIS B 80 106.91 -161.84 REMARK 500 SER B 150 -158.08 -86.20 REMARK 500 ASP B 194 66.17 -158.09 REMARK 500 VAL B 226 -119.27 -92.07 REMARK 500 ILE B 253 -58.69 -124.56 REMARK 500 HIS B 272 -83.65 90.55 REMARK 500 SER B 330 66.82 -167.98 REMARK 500 THR B 358 -87.92 -128.02 REMARK 500 VAL B 399 -165.94 -121.66 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 A1601 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 80 NE2 REMARK 620 2 HIS A 82 NE2 109.3 REMARK 620 3 HIS A 249 NE2 89.1 100.7 REMARK 620 4 ASP A 324 OD1 82.4 89.9 168.2 REMARK 620 5 HOH A1739 O 129.2 117.8 99.4 79.9 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B2601 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 80 NE2 REMARK 620 2 HIS B 82 NE2 113.7 REMARK 620 3 HIS B 249 NE2 92.6 102.5 REMARK 620 4 ASP B 324 OD1 82.1 90.3 167.2 REMARK 620 5 HOH B2717 O 127.9 114.5 95.2 79.2 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 ZN A 1601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 2601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IZC A 1500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IZC B 2500 DBREF 2G3F A 1 421 UNP P42084 HUTI_BACSU 1 421 DBREF 2G3F B 1 421 UNP P42084 HUTI_BACSU 1 421 SEQRES 1 A 421 MET PRO LYS GLN ILE ASP THR ILE LEU ILE ASN ILE GLY SEQRES 2 A 421 GLN LEU LEU THR MET GLU SER SER GLY PRO ARG ALA GLY SEQRES 3 A 421 LYS SER MET GLN ASP LEU HIS VAL ILE GLU ASP ALA VAL SEQRES 4 A 421 VAL GLY ILE HIS GLU GLN LYS ILE VAL PHE ALA GLY GLN SEQRES 5 A 421 LYS GLY ALA GLU ALA GLY TYR GLU ALA ASP GLU ILE ILE SEQRES 6 A 421 ASP CYS SER GLY ARG LEU VAL THR PRO GLY LEU VAL ASP SEQRES 7 A 421 PRO HIS THR HIS LEU VAL PHE GLY GLY SER ARG GLU LYS SEQRES 8 A 421 GLU MET ASN LEU LYS LEU GLN GLY ILE SER TYR LEU ASP SEQRES 9 A 421 ILE LEU ALA GLN GLY GLY GLY ILE LEU SER THR VAL LYS SEQRES 10 A 421 ASP THR ARG ALA ALA SER GLU GLU GLU LEU LEU GLN LYS SEQRES 11 A 421 ALA HIS PHE HIS LEU GLN ARG MET LEU SER TYR GLY THR SEQRES 12 A 421 THR THR ALA GLU VAL LYS SER GLY TYR GLY LEU GLU LYS SEQRES 13 A 421 GLU THR GLU LEU LYS GLN LEU ARG VAL ALA LYS LYS LEU SEQRES 14 A 421 HIS GLU SER GLN PRO VAL ASP LEU VAL SER THR PHE MET SEQRES 15 A 421 GLY ALA HIS ALA ILE PRO PRO GLU TYR GLN ASN ASP PRO SEQRES 16 A 421 ASP ASP PHE LEU ASP GLN MET LEU SER LEU LEU PRO GLU SEQRES 17 A 421 ILE LYS GLU GLN GLU LEU ALA SER PHE ALA ASP ILE PHE SEQRES 18 A 421 THR GLU THR GLY VAL PHE THR VAL SER GLN SER ARG ARG SEQRES 19 A 421 TYR LEU GLN LYS ALA ALA GLU ALA GLY PHE GLY LEU LYS SEQRES 20 A 421 ILE HIS ALA ASP GLU ILE ASP PRO LEU GLY GLY ALA GLU SEQRES 21 A 421 LEU ALA GLY LYS LEU LYS ALA VAL SER ALA ASP HIS LEU SEQRES 22 A 421 VAL GLY THR SER ASP GLU GLY ILE LYS LYS LEU ALA GLU SEQRES 23 A 421 ALA GLY THR ILE ALA VAL LEU LEU PRO GLY THR THR PHE SEQRES 24 A 421 TYR LEU GLY LYS SER THR TYR ALA ARG ALA ARG ALA MET SEQRES 25 A 421 ILE ASP GLU GLY VAL CYS VAL SER LEU ALA THR ASP PHE SEQRES 26 A 421 ASN PRO GLY SER SER PRO THR GLU ASN ILE GLN LEU ILE SEQRES 27 A 421 MET SER ILE ALA ALA LEU HIS LEU LYS MET THR ALA GLU SEQRES 28 A 421 GLU ILE TRP HIS ALA VAL THR VAL ASN ALA ALA TYR ALA SEQRES 29 A 421 ILE GLY LYS GLY GLU GLU ALA GLY GLN LEU LYS ALA GLY SEQRES 30 A 421 ARG SER ALA ASP LEU VAL ILE TRP GLN ALA PRO ASN TYR SEQRES 31 A 421 MET TYR ILE PRO TYR HIS TYR GLY VAL ASN HIS VAL HIS SEQRES 32 A 421 GLN VAL MET LYS ASN GLY THR ILE VAL VAL ASN ARG GLU SEQRES 33 A 421 GLY ALA ILE LEU GLY SEQRES 1 B 421 MET PRO LYS GLN ILE ASP THR ILE LEU ILE ASN ILE GLY SEQRES 2 B 421 GLN LEU LEU THR MET GLU SER SER GLY PRO ARG ALA GLY SEQRES 3 B 421 LYS SER MET GLN ASP LEU HIS VAL ILE GLU ASP ALA VAL SEQRES 4 B 421 VAL GLY ILE HIS GLU GLN LYS ILE VAL PHE ALA GLY GLN SEQRES 5 B 421 LYS GLY ALA GLU ALA GLY TYR GLU ALA ASP GLU ILE ILE SEQRES 6 B 421 ASP CYS SER GLY ARG LEU VAL THR PRO GLY LEU VAL ASP SEQRES 7 B 421 PRO HIS THR HIS LEU VAL PHE GLY GLY SER ARG GLU LYS SEQRES 8 B 421 GLU MET ASN LEU LYS LEU GLN GLY ILE SER TYR LEU ASP SEQRES 9 B 421 ILE LEU ALA GLN GLY GLY GLY ILE LEU SER THR VAL LYS SEQRES 10 B 421 ASP THR ARG ALA ALA SER GLU GLU GLU LEU LEU GLN LYS SEQRES 11 B 421 ALA HIS PHE HIS LEU GLN ARG MET LEU SER TYR GLY THR SEQRES 12 B 421 THR THR ALA GLU VAL LYS SER GLY TYR GLY LEU GLU LYS SEQRES 13 B 421 GLU THR GLU LEU LYS GLN LEU ARG VAL ALA LYS LYS LEU SEQRES 14 B 421 HIS GLU SER GLN PRO VAL ASP LEU VAL SER THR PHE MET SEQRES 15 B 421 GLY ALA HIS ALA ILE PRO PRO GLU TYR GLN ASN ASP PRO SEQRES 16 B 421 ASP ASP PHE LEU ASP GLN MET LEU SER LEU LEU PRO GLU SEQRES 17 B 421 ILE LYS GLU GLN GLU LEU ALA SER PHE ALA ASP ILE PHE SEQRES 18 B 421 THR GLU THR GLY VAL PHE THR VAL SER GLN SER ARG ARG SEQRES 19 B 421 TYR LEU GLN LYS ALA ALA GLU ALA GLY PHE GLY LEU LYS SEQRES 20 B 421 ILE HIS ALA ASP GLU ILE ASP PRO LEU GLY GLY ALA GLU SEQRES 21 B 421 LEU ALA GLY LYS LEU LYS ALA VAL SER ALA ASP HIS LEU SEQRES 22 B 421 VAL GLY THR SER ASP GLU GLY ILE LYS LYS LEU ALA GLU SEQRES 23 B 421 ALA GLY THR ILE ALA VAL LEU LEU PRO GLY THR THR PHE SEQRES 24 B 421 TYR LEU GLY LYS SER THR TYR ALA ARG ALA ARG ALA MET SEQRES 25 B 421 ILE ASP GLU GLY VAL CYS VAL SER LEU ALA THR ASP PHE SEQRES 26 B 421 ASN PRO GLY SER SER PRO THR GLU ASN ILE GLN LEU ILE SEQRES 27 B 421 MET SER ILE ALA ALA LEU HIS LEU LYS MET THR ALA GLU SEQRES 28 B 421 GLU ILE TRP HIS ALA VAL THR VAL ASN ALA ALA TYR ALA SEQRES 29 B 421 ILE GLY LYS GLY GLU GLU ALA GLY GLN LEU LYS ALA GLY SEQRES 30 B 421 ARG SER ALA ASP LEU VAL ILE TRP GLN ALA PRO ASN TYR SEQRES 31 B 421 MET TYR ILE PRO TYR HIS TYR GLY VAL ASN HIS VAL HIS SEQRES 32 B 421 GLN VAL MET LYS ASN GLY THR ILE VAL VAL ASN ARG GLU SEQRES 33 B 421 GLY ALA ILE LEU GLY HET ZN A1601 1 HET IZC A1500 9 HET ZN B2601 1 HET IZC B2500 9 HETNAM ZN ZINC ION HETNAM IZC 2H-IMIDAZOL-4-YLACETIC ACID HETSYN IZC IMIDAZOLE-4-ACETIC ACID FORMUL 3 ZN 2(ZN 2+) FORMUL 4 IZC 2(C5 H6 N2 O2) FORMUL 7 HOH *405(H2 O) HELIX 1 20 ALA A 25 GLN A 30 5 6 HELIX 2 21 ARG A 89 LYS A 91 5 3 HELIX 3 22 GLU A 92 GLN A 98 1 7 HELIX 4 23 SER A 101 GLN A 108 1 8 HELIX 5 24 GLY A 111 ALA A 122 1 12 HELIX 6 25 SER A 123 TYR A 141 1 19 HELIX 7 26 GLU A 155 GLN A 173 1 19 HELIX 8 27 PRO A 188 GLN A 192 5 5 HELIX 9 28 ASP A 194 SER A 204 1 11 HELIX 10 29 LEU A 205 GLN A 212 1 8 HELIX 11 30 THR A 228 ALA A 242 1 15 HELIX 12 31 GLY A 257 LEU A 265 1 9 HELIX 13 32 SER A 277 GLY A 288 1 12 HELIX 14 33 LEU A 294 LEU A 301 1 8 HELIX 15 34 ARG A 308 GLU A 315 1 8 HELIX 16 35 ASN A 334 LEU A 346 1 13 HELIX 17 36 THR A 349 VAL A 357 1 9 HELIX 18 37 THR A 358 ALA A 364 1 7 HELIX 19 38 MET A 391 HIS A 396 1 6 HELIX 20 1 ALA B 25 GLN B 30 5 6 HELIX 21 2 ARG B 89 LYS B 91 5 3 HELIX 22 3 GLU B 92 GLN B 98 1 7 HELIX 23 4 SER B 101 GLN B 108 1 8 HELIX 24 5 GLY B 111 ALA B 122 1 12 HELIX 25 6 SER B 123 TYR B 141 1 19 HELIX 26 7 GLU B 155 GLN B 173 1 19 HELIX 27 8 PRO B 188 GLN B 192 5 5 HELIX 28 9 ASP B 194 SER B 204 1 11 HELIX 29 10 LEU B 205 GLN B 212 1 8 HELIX 30 11 THR B 228 ALA B 242 1 15 HELIX 31 12 GLY B 257 LEU B 265 1 9 HELIX 32 13 SER B 277 GLY B 288 1 12 HELIX 33 14 LEU B 294 LEU B 301 1 8 HELIX 34 15 ARG B 308 GLU B 315 1 8 HELIX 35 16 ASN B 334 LEU B 346 1 13 HELIX 36 17 THR B 349 VAL B 357 1 9 HELIX 37 18 THR B 358 ALA B 364 1 7 HELIX 38 19 MET B 391 HIS B 396 1 6 SHEET 1 A 4 LYS A 46 GLN A 52 0 SHEET 2 A 4 ILE A 35 HIS A 43 -1 N GLY A 41 O VAL A 48 SHEET 3 A 4 GLN A 4 LEU A 15 -1 N THR A 7 O ILE A 42 SHEET 4 A 4 GLU A 60 ASP A 66 1 O ILE A 65 N ILE A 8 SHEET 1 B 7 LYS A 46 GLN A 52 0 SHEET 2 B 7 ILE A 35 HIS A 43 -1 N GLY A 41 O VAL A 48 SHEET 3 B 7 GLN A 4 LEU A 15 -1 N THR A 7 O ILE A 42 SHEET 4 B 7 LEU A 71 PRO A 74 1 O VAL A 72 N GLN A 14 SHEET 5 B 7 LEU A 382 TRP A 385 -1 O TRP A 385 N LEU A 71 SHEET 6 B 7 VAL A 402 LYS A 407 -1 O MET A 406 N LEU A 382 SHEET 7 B 7 THR A 410 ASN A 414 -1 O THR A 410 N LYS A 407 SHEET 1 C 8 LEU A 76 ASP A 78 0 SHEET 2 C 8 THR A 143 LYS A 149 1 O GLU A 147 N ASP A 78 SHEET 3 C 8 ASP A 176 ALA A 184 1 O VAL A 178 N VAL A 148 SHEET 4 C 8 PHE A 217 ILE A 220 1 O PHE A 217 N PHE A 181 SHEET 5 C 8 GLY A 245 ALA A 250 1 O HIS A 249 N ILE A 220 SHEET 6 C 8 SER A 269 HIS A 272 1 O ASP A 271 N ILE A 248 SHEET 7 C 8 ILE A 290 LEU A 293 1 O VAL A 292 N HIS A 272 SHEET 8 C 8 VAL A 319 LEU A 321 1 O SER A 320 N LEU A 293 SHEET 1 D 4 LYS B 46 GLN B 52 0 SHEET 2 D 4 ILE B 35 HIS B 43 -1 N GLY B 41 O PHE B 49 SHEET 3 D 4 LYS B 3 LEU B 15 -1 N LEU B 15 O ILE B 35 SHEET 4 D 4 TYR B 59 ASP B 66 1 O GLU B 60 N ILE B 5 SHEET 1 E 7 LYS B 46 GLN B 52 0 SHEET 2 E 7 ILE B 35 HIS B 43 -1 N GLY B 41 O PHE B 49 SHEET 3 E 7 LYS B 3 LEU B 15 -1 N LEU B 15 O ILE B 35 SHEET 4 E 7 LEU B 71 PRO B 74 1 O VAL B 72 N GLN B 14 SHEET 5 E 7 LEU B 382 TRP B 385 -1 O TRP B 385 N LEU B 71 SHEET 6 E 7 VAL B 402 LYS B 407 -1 O MET B 406 N LEU B 382 SHEET 7 E 7 THR B 410 ASN B 414 -1 O VAL B 412 N VAL B 405 SHEET 1 F 5 LEU B 76 ASP B 78 0 SHEET 2 F 5 THR B 143 LYS B 149 1 O GLU B 147 N ASP B 78 SHEET 3 F 5 ASP B 176 ALA B 184 1 O VAL B 178 N VAL B 148 SHEET 4 F 5 PHE B 217 ILE B 220 1 O PHE B 217 N PHE B 181 SHEET 5 F 5 GLY B 245 LEU B 246 1 O GLY B 245 N ALA B 218 SHEET 1 G 4 HIS B 249 ALA B 250 0 SHEET 2 G 4 SER B 269 HIS B 272 1 O ASP B 271 N ALA B 250 SHEET 3 G 4 ILE B 290 LEU B 293 1 O VAL B 292 N HIS B 272 SHEET 4 G 4 VAL B 319 LEU B 321 1 O SER B 320 N ALA B 291 LINK NE2 HIS A 80 ZN ZN A1601 1555 1555 2.21 LINK NE2 HIS A 82 ZN ZN A1601 1555 1555 2.15 LINK NE2 HIS A 249 ZN ZN A1601 1555 1555 2.27 LINK OD1 ASP A 324 ZN ZN A1601 1555 1555 2.43 LINK ZN ZN A1601 O HOH A1739 1555 1555 2.08 LINK NE2 HIS B 80 ZN ZN B2601 1555 1555 2.17 LINK NE2 HIS B 82 ZN ZN B2601 1555 1555 2.20 LINK NE2 HIS B 249 ZN ZN B2601 1555 1555 2.24 LINK OD1 ASP B 324 ZN ZN B2601 1555 1555 2.37 LINK ZN ZN B2601 O HOH B2717 1555 1555 2.10 SITE 1 AC1 5 HIS A 80 HIS A 82 HIS A 249 ASP A 324 SITE 2 AC1 5 HOH A1739 SITE 1 AC2 5 HIS B 80 HIS B 82 HIS B 249 ASP B 324 SITE 2 AC2 5 HOH B2717 SITE 1 AC3 9 ARG A 89 TYR A 102 ILE A 112 TYR A 152 SITE 2 AC3 9 HIS A 185 PHE A 221 GLU A 252 ASN A 326 SITE 3 AC3 9 SER A 329 SITE 1 AC4 10 ARG B 89 TYR B 102 ILE B 112 TYR B 152 SITE 2 AC4 10 HIS B 185 PHE B 221 GLU B 252 ASN B 326 SITE 3 AC4 10 SER B 329 HOH B2717 CRYST1 57.530 106.080 66.310 90.00 90.20 90.00 P 1 21 1 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 0.017382 0.000000 0.000061 0.00000 SCALE2 0.000000 0.009427 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015081 0.00000