HEADER PROTEIN BINDING 09-OCT-01 1K53 TITLE MONOMERIC PROTEIN L B1 DOMAIN WITH A G15A MUTATION COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN L; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: B1 DOMAIN (RESIDUES 111-173); COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: FINEGOLDIA MAGNA; SOURCE 3 ORGANISM_TAXID: 334413; SOURCE 4 STRAIN: ATCC 29328; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET3A KEYWDS PROTEIN L B1 DOMAIN, STRAINED BETA-HAIRPIN TURN, POSITIVE PHI ANGLES, KEYWDS 2 DOMAIN SWAPPING, AMYLOID FORMATION, PROTEIN BINDING EXPDTA X-RAY DIFFRACTION AUTHOR J.W.O'NEILL,D.E.KIM,K.JOHNSEN,D.BAKER,K.Y.J.ZHANG REVDAT 6 16-AUG-23 1K53 1 REMARK REVDAT 5 27-OCT-21 1K53 1 REMARK SEQADV LINK REVDAT 4 13-JUL-11 1K53 1 VERSN REVDAT 3 24-FEB-09 1K53 1 VERSN REVDAT 2 01-APR-03 1K53 1 JRNL REVDAT 1 05-DEC-01 1K53 0 JRNL AUTH J.W.O'NEILL,D.E.KIM,K.JOHNSEN,D.BAKER,K.Y.ZHANG JRNL TITL SINGLE-SITE MUTATIONS INDUCE 3D DOMAIN SWAPPING IN THE B1 JRNL TITL 2 DOMAIN OF PROTEIN L FROM PEPTOSTREPTOCOCCUS MAGNUS. JRNL REF STRUCTURE V. 9 1017 2001 JRNL REFN ISSN 0969-2126 JRNL PMID 11709166 JRNL DOI 10.1016/S0969-2126(01)00667-0 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 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 : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 24.55 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1267659.940 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 16869 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) : 0.213 REMARK 3 FREE R VALUE : 0.233 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 851 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.008 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) : 2.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.23 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2616 REMARK 3 BIN R VALUE (WORKING SET) : 0.2130 REMARK 3 BIN FREE R VALUE : 0.2410 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 150 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.020 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1138 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 8 REMARK 3 SOLVENT ATOMS : 136 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 10.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 21.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.38000 REMARK 3 B22 (A**2) : 1.38000 REMARK 3 B33 (A**2) : -2.75000 REMARK 3 B12 (A**2) : 1.56000 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) : 0.24 REMARK 3 ESD FROM SIGMAA (A) : 0.11 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) : 0.27 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.14 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) : 25.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.630 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) : 1.350 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.010 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.460 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.530 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 38.94 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_REP.PARAM REMARK 3 PARAMETER FILE 3 : CARBOHYDRATE.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 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1K53 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-OCT-01. REMARK 100 THE DEPOSITION ID IS D_1000014570. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-APR-00 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 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 : RIGAKU REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : YALE MIRRORS REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : R-AXIS REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16901 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 6.500 REMARK 200 R MERGE (I) : 0.10900 REMARK 200 R SYM (I) : 0.07900 REMARK 200 FOR THE DATA SET : 14.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.15 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 14.60 REMARK 200 R MERGE FOR SHELL (I) : 0.42800 REMARK 200 R SYM FOR SHELL (I) : 0.38600 REMARK 200 FOR SHELL : 3.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: EPMR REMARK 200 STARTING MODEL: PDB ENTRY 1HZ5 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 71.54 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.32 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 225MM ZNOAC, 50MM CACADYLATE PH6.5, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 72.79467 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 36.39733 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 36.39733 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 72.79467 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 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 A1001 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A -6 NE2 REMARK 620 2 HOH A2113 O 111.3 REMARK 620 3 HIS B -6 NE2 89.2 101.6 REMARK 620 4 HOH B2084 O 126.2 114.1 108.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A1002 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A -5 NE2 REMARK 620 2 HIS A -3 NE2 102.6 REMARK 620 3 GLU A 46 OE1 105.4 104.6 REMARK 620 4 HIS B -1 NE2 123.3 110.8 108.5 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A1003 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A -4 NE2 REMARK 620 2 HIS A -2 ND1 123.3 REMARK 620 3 GLU A 2 OE2 106.3 107.3 REMARK 620 4 GLU A 27 OE1 133.1 91.9 88.6 REMARK 620 5 GLU A 27 OE2 85.2 101.9 134.1 55.4 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A1004 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A -2 NE2 REMARK 620 2 ASP B 38 OD2 104.5 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A1005 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A -1 NE2 REMARK 620 2 HIS B -5 NE2 107.8 REMARK 620 3 HIS B -3 NE2 113.7 109.4 REMARK 620 4 GLU B 46 OE1 100.0 112.5 113.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B1008 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 38 OD2 REMARK 620 2 HIS B -2 NE2 110.7 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A1007 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 43 OD1 REMARK 620 2 HOH A2134 O 99.8 REMARK 620 3 ASP B 43 OD2 117.9 134.6 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B1006 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B -4 NE2 REMARK 620 2 HIS B -2 ND1 124.5 REMARK 620 3 GLU B 2 OE2 107.8 102.5 REMARK 620 4 GLU B 27 OE1 125.4 97.6 93.0 REMARK 620 5 GLU B 27 OE2 82.6 104.5 137.6 51.6 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 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 1003 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 1004 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 1005 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 1006 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 1007 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 1008 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1HZ5 RELATED DB: PDB REMARK 900 MONOMERIC WT PROTIEN L - B1 DOMAIN WITH A Y47W MUTATION. ZINC REMARK 900 COORDINATED HIS-TAG. REMARK 900 RELATED ID: 1HZ6 RELATED DB: PDB REMARK 900 MONOMERIC WT PROTIEN L - B1 DOMAIN WITH A Y47W MUTATION. REMARK 900 RELATED ID: 1K50 RELATED DB: PDB REMARK 900 A V49A MUTATION INDUCES 3D DOMAIN SWAPPING IN THE B1 DOMAIN. REMARK 900 RELATED ID: 1K51 RELATED DB: PDB REMARK 900 A G55A MUTATION INDUCES 3D DOMAIN SWAPPING IN THE B1 DOMAIN. REMARK 900 RELATED ID: 1K52 RELATED DB: PDB REMARK 900 MONOMERIC PROTEIN L B1 DOMAIN WITH A K54G MUTATION. DBREF 1K53 A 2 64 UNP Q51912 Q51912_PEPMA 111 173 DBREF 1K53 B 2 64 UNP Q51912 Q51912_PEPMA 111 173 SEQADV 1K53 MET A -7 UNP Q51912 EXPRESSION TAG SEQADV 1K53 HIS A -6 UNP Q51912 EXPRESSION TAG SEQADV 1K53 HIS A -5 UNP Q51912 EXPRESSION TAG SEQADV 1K53 HIS A -4 UNP Q51912 EXPRESSION TAG SEQADV 1K53 HIS A -3 UNP Q51912 EXPRESSION TAG SEQADV 1K53 HIS A -2 UNP Q51912 EXPRESSION TAG SEQADV 1K53 HIS A -1 UNP Q51912 EXPRESSION TAG SEQADV 1K53 ALA A 0 UNP Q51912 EXPRESSION TAG SEQADV 1K53 MET A 1 UNP Q51912 EXPRESSION TAG SEQADV 1K53 ALA A 15 UNP Q51912 GLY 124 ENGINEERED MUTATION SEQADV 1K53 TRP A 47 UNP Q51912 TYR 156 ENGINEERED MUTATION SEQADV 1K53 MET B -7 UNP Q51912 EXPRESSION TAG SEQADV 1K53 HIS B -6 UNP Q51912 EXPRESSION TAG SEQADV 1K53 HIS B -5 UNP Q51912 EXPRESSION TAG SEQADV 1K53 HIS B -4 UNP Q51912 EXPRESSION TAG SEQADV 1K53 HIS B -3 UNP Q51912 EXPRESSION TAG SEQADV 1K53 HIS B -2 UNP Q51912 EXPRESSION TAG SEQADV 1K53 HIS B -1 UNP Q51912 EXPRESSION TAG SEQADV 1K53 ALA B 0 UNP Q51912 EXPRESSION TAG SEQADV 1K53 MET B 1 UNP Q51912 EXPRESSION TAG SEQADV 1K53 ALA B 15 UNP Q51912 GLY 124 ENGINEERED MUTATION SEQADV 1K53 TRP B 47 UNP Q51912 TYR 156 ENGINEERED MUTATION SEQRES 1 A 72 MET HIS HIS HIS HIS HIS HIS ALA MET GLU GLU VAL THR SEQRES 2 A 72 ILE LYS ALA ASN LEU ILE PHE ALA ASN ALA SER THR GLN SEQRES 3 A 72 THR ALA GLU PHE LYS GLY THR PHE GLU LYS ALA THR SER SEQRES 4 A 72 GLU ALA TYR ALA TYR ALA ASP THR LEU LYS LYS ASP ASN SEQRES 5 A 72 GLY GLU TRP THR VAL ASP VAL ALA ASP LYS GLY TYR THR SEQRES 6 A 72 LEU ASN ILE LYS PHE ALA GLY SEQRES 1 B 72 MET HIS HIS HIS HIS HIS HIS ALA MET GLU GLU VAL THR SEQRES 2 B 72 ILE LYS ALA ASN LEU ILE PHE ALA ASN ALA SER THR GLN SEQRES 3 B 72 THR ALA GLU PHE LYS GLY THR PHE GLU LYS ALA THR SER SEQRES 4 B 72 GLU ALA TYR ALA TYR ALA ASP THR LEU LYS LYS ASP ASN SEQRES 5 B 72 GLY GLU TRP THR VAL ASP VAL ALA ASP LYS GLY TYR THR SEQRES 6 B 72 LEU ASN ILE LYS PHE ALA GLY HET ZN A1001 1 HET ZN A1002 1 HET ZN A1003 1 HET ZN A1004 1 HET ZN A1005 1 HET ZN A1007 1 HET ZN B1006 1 HET ZN B1008 1 HETNAM ZN ZINC ION FORMUL 3 ZN 8(ZN 2+) FORMUL 11 HOH *136(H2 O) HELIX 1 1 THR A 25 GLY A 45 1 21 HELIX 2 2 ASP A 53 GLY A 55 5 3 HELIX 3 3 THR B 25 GLY B 45 1 21 HELIX 4 4 ASP B 53 GLY B 55 5 3 SHEET 1 A 4 THR A 17 GLY A 24 0 SHEET 2 A 4 VAL A 4 ILE A 11 -1 N LEU A 10 O GLN A 18 SHEET 3 A 4 THR A 57 PHE A 62 1 O LEU A 58 N LYS A 7 SHEET 4 A 4 TRP A 47 ALA A 52 -1 N ALA A 52 O THR A 57 SHEET 1 B 4 THR B 17 GLY B 24 0 SHEET 2 B 4 VAL B 4 ILE B 11 -1 N LEU B 10 O GLN B 18 SHEET 3 B 4 THR B 57 PHE B 62 1 O LEU B 58 N LYS B 7 SHEET 4 B 4 TRP B 47 ALA B 52 -1 N ALA B 52 O THR B 57 LINK NE2 HIS A -6 ZN ZN A1001 1555 1555 2.73 LINK NE2 HIS A -5 ZN ZN A1002 1555 1555 2.04 LINK NE2 HIS A -4 ZN ZN A1003 1555 1555 2.17 LINK NE2 HIS A -3 ZN ZN A1002 1555 1555 1.99 LINK ND1 HIS A -2 ZN ZN A1003 1555 1555 2.06 LINK NE2 HIS A -2 ZN ZN A1004 1555 1555 2.43 LINK NE2 HIS A -1 ZN ZN A1005 1555 1555 2.04 LINK OE2 GLU A 2 ZN ZN A1003 1555 1555 2.10 LINK OE1 GLU A 27 ZN ZN A1003 1555 1555 2.24 LINK OE2 GLU A 27 ZN ZN A1003 1555 1555 2.47 LINK OD2 ASP A 38 ZN ZN B1008 4545 1555 2.52 LINK OD1 ASP A 43 ZN ZN A1007 1555 1555 2.13 LINK OE1 GLU A 46 ZN ZN A1002 4655 1555 2.12 LINK ZN ZN A1001 O HOH A2113 1555 1555 2.50 LINK ZN ZN A1001 NE2 HIS B -6 1555 4655 2.39 LINK ZN ZN A1001 O HOH B2084 1555 4655 2.26 LINK ZN ZN A1002 NE2 HIS B -1 1555 1665 2.12 LINK ZN ZN A1004 OD2 ASP B 38 1555 4655 2.44 LINK ZN ZN A1005 NE2 HIS B -5 1555 1665 2.03 LINK ZN ZN A1005 NE2 HIS B -3 1555 1665 2.05 LINK ZN ZN A1005 OE1 GLU B 46 1555 4655 2.03 LINK ZN ZN A1007 O HOH A2134 1555 1555 2.47 LINK ZN ZN A1007 OD2 ASP B 43 1555 5665 2.18 LINK NE2 HIS B -4 ZN ZN B1006 1555 1555 2.12 LINK ND1 HIS B -2 ZN ZN B1006 1555 1555 2.05 LINK NE2 HIS B -2 ZN ZN B1008 1555 1555 2.37 LINK OE2 GLU B 2 ZN ZN B1006 1555 1555 2.07 LINK OE1 GLU B 27 ZN ZN B1006 1555 1555 2.22 LINK OE2 GLU B 27 ZN ZN B1006 1555 1555 2.71 SITE 1 AC1 4 HIS A -6 HOH A2113 HIS B -6 HOH B2084 SITE 1 AC2 4 HIS A -5 HIS A -3 GLU A 46 HIS B -1 SITE 1 AC3 4 HIS A -4 HIS A -2 GLU A 2 GLU A 27 SITE 1 AC4 3 HIS A -2 HOH A2117 ASP B 38 SITE 1 AC5 4 HIS A -1 HIS B -5 HIS B -3 GLU B 46 SITE 1 AC6 4 HIS B -2 HIS B -4 GLU B 2 GLU B 27 SITE 1 AC7 3 ASP A 43 HOH A2134 ASP B 43 SITE 1 AC8 3 ASP A 38 HIS B -2 LYS B 28 CRYST1 66.511 66.511 109.192 90.00 90.00 120.00 P 32 2 1 12 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 0.015035 0.008681 0.000000 0.00000 SCALE2 0.000000 0.017361 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009158 0.00000