1ALJ - Header Asymmetric Unit

HEADER HYDROLASE (PHOSPHORIC MONOESTER) 02-JUN-95 1ALJ

TITLE ALKALINE PHOSPHATASE MUTANT (H412N)

COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALKALINE PHOSPHATASE; COMPND 3 CHAIN: A, B; COMPND 4 EC: 3.1.3.1; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 STRAIN: EK1498; SOURCE 5 GENE: PHOA; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PEK202; SOURCE 9 EXPRESSION_SYSTEM_GENE: PHOA

KEYWDS HYDROLASE (PHOSPHORIC MONOESTER), TRANSFERASE (PHOSPHO, KEYWDS 2 ALCOHOL ACCEPTOR)

EXPDTA X-RAY DIFFRACTION

AUTHOR L.MA,T.T.TIBBITTS,E.R.KANTROWITZ

REVDAT 2 24-FEB-09 1ALJ 1 VERSN REVDAT 1 14-NOV-95 1ALJ 0

JRNL AUTH L.MA,T.T.TIBBITTS,E.R.KANTROWITZ JRNL TITL ESCHERICHIA COLI ALKALINE PHOSPHATASE: X-RAY JRNL TITL 2 STRUCTURAL STUDIES OF A MUTANT ENZYME JRNL TITL 3 (HIS-412-->ASN) AT ONE OF THE CATALYTICALLY JRNL TITL 4 IMPORTANT ZINC BINDING SITES. JRNL REF PROTEIN SCI. V. 4 1498 1995 JRNL REFN ISSN 0961-8368 JRNL PMID 8520475

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH E.E.KIM,H.W.WYCKOFF REMARK 1 TITL REACTION MECHANISM OF ALKALINE PHOSPHATASE BASED REMARK 1 TITL 2 ON CRYSTAL STRUCTURES. TWO METAL ION CATALYSIS REMARK 1 REF J.MOL.BIOL. V. 218 449 1991 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 2 REMARK 1 AUTH L.MA,E.R.KANTROWITZ REMARK 1 TITL MUTATIONS AT HISTIDINE 412 ALTER ZINC BINDING AND REMARK 1 TITL 2 ELIMINATE TRANSFERASE ACTIVITY IN ESCHERICHIA COLI REMARK 1 TITL 3 ALKALINE PHOSPHATASE REMARK 1 REF J.BIOL.CHEM. V. 269 31614 1994 REMARK 1 REFN ISSN 0021-9258

REMARK 2 REMARK 2 RESOLUTION. 2.60 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 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) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 38875 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.166 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 ESTIMATED ERROR OF FREE R VALUE : 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 : 6558 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 14 REMARK 3 SOLVENT ATOMS : 219 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) : 0.27 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) : 0.020 REMARK 3 BOND ANGLES (DEGREES) : 2.01 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.67 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 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 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1ALJ COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-MAY-93 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL 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) : 1.54 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : ADSC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : ADSC REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 36882 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 26.300 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.4 REMARK 200 DATA REDUNDANCY : 4.600 REMARK 200 R MERGE (I) : 0.10800 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 62.79 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.31 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: THIS ENTRY IS A MUTANT ALKALINE REMARK 280 PHOSPHATE (H412N) IN WHICH HIS 412 IS REPLACED BY ASN, REMARK 280 DETERMINED WITH CRYSTALS SOAKED IN STABILIZATION BUFFER REMARK 280 CONTAINING NO ADDED ZINC. THERE IS ONE ZINC AND ONE MAGNESIUM REMARK 280 COMPLEXED WITH INORGANIC PHOSPHATE BOUND IN EACH OF THE TWO REMARK 280 ACTIVE SITES.

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 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 -X,Y,-Z REMARK 290 4555 X,-Y,-Z 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 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-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 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 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 97.38000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 83.87000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 38.11500 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 97.38000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 83.87000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 38.11500 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 97.38000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 83.87000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 38.11500 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 97.38000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 83.87000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 38.11500 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 300 REMARK: THERE IS A DIMER (IDENTICAL CHAINS OF 449 RESIDUES) PER REMARK 300 ASYMMETRIC UNIT. THESE SUBUNITS, DESIGNATED "A" AND "B". REMARK 300 THE FIRST THREE RESIDUES WERE DELETED DURING THE REMARK 300 REFINEMENT.

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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 8300 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 27290 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -82.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 THR A 1 REMARK 465 PRO A 2 REMARK 465 GLU A 3 REMARK 465 THR B 1 REMARK 465 PRO B 2 REMARK 465 GLU B 3

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 ALA A 88 CA ALA A 88 CB -0.131 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 9 117.72 -161.70 REMARK 500 HIS A 86 38.50 -143.03 REMARK 500 ASN A 293 145.43 64.60 REMARK 500 SER A 325 -8.88 -49.90 REMARK 500 ALA A 332 10.27 -68.50 REMARK 500 HIS A 372 -168.14 -121.62 REMARK 500 GLU A 407 45.93 -82.11 REMARK 500 ASP A 408 -72.80 63.04 REMARK 500 SER A 409 105.03 -53.81 REMARK 500 ALA B 88 -167.54 -103.01 REMARK 500 TYR B 98 -19.39 -48.86 REMARK 500 ASN B 293 144.76 57.46 REMARK 500 SER B 325 -8.11 -50.59 REMARK 500 ALA B 332 6.52 -68.25 REMARK 500 GLU B 407 45.36 -82.50 REMARK 500 ASP B 408 -74.31 63.91 REMARK 500 SER B 409 106.49 -53.06 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CHIRAL CENTERS REMARK 500 REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY REMARK 500 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: (11X,I3,1X,A3,1X,A1,I4,A1,6X,F5.1,6X,A1,10X,A1,3X,A16) REMARK 500 REMARK 500 M RES CSSEQI IMPROPER EXPECTED FOUND DETAILS REMARK 500 SER A 325 25.0 L L OUTSIDE RANGE 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 455 DISTANCE = 8.88 ANGSTROMS REMARK 525 HOH A 491 DISTANCE = 5.58 ANGSTROMS REMARK 525 HOH A 493 DISTANCE = 5.23 ANGSTROMS REMARK 525 HOH B 498 DISTANCE = 6.82 ANGSTROMS

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 451 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 51 OD2 REMARK 620 2 ASP A 369 OD2 96.4 REMARK 620 3 SER A 102 OG 96.1 85.3 REMARK 620 4 HIS A 370 NE2 172.6 90.0 80.6 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 452 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 51 OD1 REMARK 620 2 HOH A 500 O 147.7 REMARK 620 3 HOH A 454 O 116.9 60.0 REMARK 620 4 GLU A 322 OE2 61.7 138.7 150.2 REMARK 620 5 THR A 155 OG1 74.2 90.9 142.1 67.7 REMARK 620 6 ASP A 51 OD2 43.5 133.4 77.0 87.9 116.5 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 451 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 51 OD2 REMARK 620 2 HIS B 370 NE2 158.0 REMARK 620 3 ASP B 369 OD2 102.6 98.3 REMARK 620 4 SER B 102 OG 102.9 83.0 92.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 452 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 322 OE2 REMARK 620 2 HOH B 519 O 138.5 REMARK 620 3 ASP B 51 OD1 54.3 109.2 REMARK 620 4 THR B 155 OG1 66.4 150.8 70.3 REMARK 620 N 1 2 3

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: A REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: CATALYTICALLY ACTIVE SITE ON A SUBUNIT REMARK 800 SITE_IDENTIFIER: B REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: CATALYTICALLY ACTIVE SITE ON B SUBUNIT REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 451 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 452 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 453 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 451 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 452 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 B 453

DBREF 1ALJ A 1 449 UNP P00634 PPB_ECOLI 23 471 DBREF 1ALJ B 1 449 UNP P00634 PPB_ECOLI 23 471

SEQADV 1ALJ ASN A 412 UNP P00634 HIS 434 ENGINEERED SEQADV 1ALJ ASN B 412 UNP P00634 HIS 434 ENGINEERED

SEQRES 1 A 449 THR PRO GLU MET PRO VAL LEU GLU ASN ARG ALA ALA GLN SEQRES 2 A 449 GLY ASP ILE THR ALA PRO GLY GLY ALA ARG ARG LEU THR SEQRES 3 A 449 GLY ASP GLN THR ALA ALA LEU ARG ASP SER LEU SER ASP SEQRES 4 A 449 LYS PRO ALA LYS ASN ILE ILE LEU LEU ILE GLY ASP GLY SEQRES 5 A 449 MET GLY ASP SER GLU ILE THR ALA ALA ARG ASN TYR ALA SEQRES 6 A 449 GLU GLY ALA GLY GLY PHE PHE LYS GLY ILE ASP ALA LEU SEQRES 7 A 449 PRO LEU THR GLY GLN TYR THR HIS TYR ALA LEU ASN LYS SEQRES 8 A 449 LYS THR GLY LYS PRO ASP TYR VAL THR ASP SER ALA ALA SEQRES 9 A 449 SER ALA THR ALA TRP SER THR GLY VAL LYS THR TYR ASN SEQRES 10 A 449 GLY ALA LEU GLY VAL ASP ILE HIS GLU LYS ASP HIS PRO SEQRES 11 A 449 THR ILE LEU GLU MET ALA LYS ALA ALA GLY LEU ALA THR SEQRES 12 A 449 GLY ASN VAL SER THR ALA GLU LEU GLN ASP ALA THR PRO SEQRES 13 A 449 ALA ALA LEU VAL ALA HIS VAL THR SER ARG LYS CYS TYR SEQRES 14 A 449 GLY PRO SER ALA THR SER GLU LYS CYS PRO GLY ASN ALA SEQRES 15 A 449 LEU GLU LYS GLY GLY LYS GLY SER ILE THR GLU GLN LEU SEQRES 16 A 449 LEU ASN ALA ARG ALA ASP VAL THR LEU GLY GLY GLY ALA SEQRES 17 A 449 LYS THR PHE ALA GLU THR ALA THR ALA GLY GLU TRP GLN SEQRES 18 A 449 GLY LYS THR LEU ARG GLU GLN ALA GLN ALA ARG GLY TYR SEQRES 19 A 449 GLN LEU VAL SER ASP ALA ALA SER LEU ASN SER VAL THR SEQRES 20 A 449 GLU ALA ASN GLN GLN LYS PRO LEU LEU GLY LEU PHE ALA SEQRES 21 A 449 ASP GLY ASN MET PRO VAL ARG TRP LEU GLY PRO LYS ALA SEQRES 22 A 449 THR TYR HIS GLY ASN ILE ASP LYS PRO ALA VAL THR CYS SEQRES 23 A 449 THR PRO ASN PRO GLN ARG ASN ASP SER VAL PRO THR LEU SEQRES 24 A 449 ALA GLN MET THR ASP LYS ALA ILE GLU LEU LEU SER LYS SEQRES 25 A 449 ASN GLU LYS GLY PHE PHE LEU GLN VAL GLU GLY ALA SER SEQRES 26 A 449 ILE ASP LYS GLN ASP HIS ALA ALA ASN PRO CYS GLY GLN SEQRES 27 A 449 ILE GLY GLU THR VAL ASP LEU ASP GLU ALA VAL GLN ARG SEQRES 28 A 449 ALA LEU GLU PHE ALA LYS LYS GLU GLY ASN THR LEU VAL SEQRES 29 A 449 ILE VAL THR ALA ASP HIS ALA HIS ALA SER GLN ILE VAL SEQRES 30 A 449 ALA PRO ASP THR LYS ALA PRO GLY LEU THR GLN ALA LEU SEQRES 31 A 449 ASN THR LYS ASP GLY ALA VAL MET VAL MET SER TYR GLY SEQRES 32 A 449 ASN SER GLU GLU ASP SER GLN GLU ASN THR GLY SER GLN SEQRES 33 A 449 LEU ARG ILE ALA ALA TYR GLY PRO HIS ALA ALA ASN VAL SEQRES 34 A 449 VAL GLY LEU THR ASP GLN THR ASP LEU PHE TYR THR MET SEQRES 35 A 449 LYS ALA ALA LEU GLY LEU LYS SEQRES 1 B 449 THR PRO GLU MET PRO VAL LEU GLU ASN ARG ALA ALA GLN SEQRES 2 B 449 GLY ASP ILE THR ALA PRO GLY GLY ALA ARG ARG LEU THR SEQRES 3 B 449 GLY ASP GLN THR ALA ALA LEU ARG ASP SER LEU SER ASP SEQRES 4 B 449 LYS PRO ALA LYS ASN ILE ILE LEU LEU ILE GLY ASP GLY SEQRES 5 B 449 MET GLY ASP SER GLU ILE THR ALA ALA ARG ASN TYR ALA SEQRES 6 B 449 GLU GLY ALA GLY GLY PHE PHE LYS GLY ILE ASP ALA LEU SEQRES 7 B 449 PRO LEU THR GLY GLN TYR THR HIS TYR ALA LEU ASN LYS SEQRES 8 B 449 LYS THR GLY LYS PRO ASP TYR VAL THR ASP SER ALA ALA SEQRES 9 B 449 SER ALA THR ALA TRP SER THR GLY VAL LYS THR TYR ASN SEQRES 10 B 449 GLY ALA LEU GLY VAL ASP ILE HIS GLU LYS ASP HIS PRO SEQRES 11 B 449 THR ILE LEU GLU MET ALA LYS ALA ALA GLY LEU ALA THR SEQRES 12 B 449 GLY ASN VAL SER THR ALA GLU LEU GLN ASP ALA THR PRO SEQRES 13 B 449 ALA ALA LEU VAL ALA HIS VAL THR SER ARG LYS CYS TYR SEQRES 14 B 449 GLY PRO SER ALA THR SER GLU LYS CYS PRO GLY ASN ALA SEQRES 15 B 449 LEU GLU LYS GLY GLY LYS GLY SER ILE THR GLU GLN LEU SEQRES 16 B 449 LEU ASN ALA ARG ALA ASP VAL THR LEU GLY GLY GLY ALA SEQRES 17 B 449 LYS THR PHE ALA GLU THR ALA THR ALA GLY GLU TRP GLN SEQRES 18 B 449 GLY LYS THR LEU ARG GLU GLN ALA GLN ALA ARG GLY TYR SEQRES 19 B 449 GLN LEU VAL SER ASP ALA ALA SER LEU ASN SER VAL THR SEQRES 20 B 449 GLU ALA ASN GLN GLN LYS PRO LEU LEU GLY LEU PHE ALA SEQRES 21 B 449 ASP GLY ASN MET PRO VAL ARG TRP LEU GLY PRO LYS ALA SEQRES 22 B 449 THR TYR HIS GLY ASN ILE ASP LYS PRO ALA VAL THR CYS SEQRES 23 B 449 THR PRO ASN PRO GLN ARG ASN ASP SER VAL PRO THR LEU SEQRES 24 B 449 ALA GLN MET THR ASP LYS ALA ILE GLU LEU LEU SER LYS SEQRES 25 B 449 ASN GLU LYS GLY PHE PHE LEU GLN VAL GLU GLY ALA SER SEQRES 26 B 449 ILE ASP LYS GLN ASP HIS ALA ALA ASN PRO CYS GLY GLN SEQRES 27 B 449 ILE GLY GLU THR VAL ASP LEU ASP GLU ALA VAL GLN ARG SEQRES 28 B 449 ALA LEU GLU PHE ALA LYS LYS GLU GLY ASN THR LEU VAL SEQRES 29 B 449 ILE VAL THR ALA ASP HIS ALA HIS ALA SER GLN ILE VAL SEQRES 30 B 449 ALA PRO ASP THR LYS ALA PRO GLY LEU THR GLN ALA LEU SEQRES 31 B 449 ASN THR LYS ASP GLY ALA VAL MET VAL MET SER TYR GLY SEQRES 32 B 449 ASN SER GLU GLU ASP SER GLN GLU ASN THR GLY SER GLN SEQRES 33 B 449 LEU ARG ILE ALA ALA TYR GLY PRO HIS ALA ALA ASN VAL SEQRES 34 B 449 VAL GLY LEU THR ASP GLN THR ASP LEU PHE TYR THR MET SEQRES 35 B 449 LYS ALA ALA LEU GLY LEU LYS

HET ZN A 451 1 HET MG A 452 1 HET PO4 A 453 5 HET ZN B 451 1 HET MG B 452 1 HET PO4 B 453 5

HETNAM ZN ZINC ION HETNAM MG MAGNESIUM ION HETNAM PO4 PHOSPHATE ION

FORMUL 3 ZN 2(ZN 2+) FORMUL 4 MG 2(MG 2+) FORMUL 5 PO4 2(O4 P 3-) FORMUL 9 HOH *219(H2 O)

HELIX 1 1 THR A 30 SER A 36 1 7 HELIX 2 2 ASP A 55 GLU A 66 1 12 HELIX 3 3 ILE A 75 ALA A 77 5 3 HELIX 4 4 SER A 102 THR A 111 1 10 HELIX 5 5 ILE A 132 ALA A 138 1 7 HELIX 6 6 ALA A 154 LEU A 159 1 6 HELIX 7 7 PRO A 171 LYS A 177 1 7 HELIX 8 8 LEU A 183 LYS A 185 5 3 HELIX 9 9 ILE A 191 ALA A 198 1 8 HELIX 10 10 THR A 210 ALA A 212 5 3 HELIX 11 11 LEU A 225 ARG A 232 1 8 HELIX 12 12 ALA A 240 SER A 245 1 6 HELIX 13 13 GLY A 277 ASP A 280 1 4 HELIX 14 14 PRO A 290 ARG A 292 5 3 HELIX 15 15 LEU A 299 LYS A 312 1 14 HELIX 16 16 SER A 325 HIS A 331 1 7 HELIX 17 17 PRO A 335 GLU A 359 1 25 HELIX 18 18 ALA A 426 VAL A 429 5 4 HELIX 19 19 GLN A 435 ALA A 445 1 11 HELIX 20 20 THR B 30 SER B 36 1 7 HELIX 21 21 ASP B 55 GLU B 66 1 12 HELIX 22 22 SER B 102 THR B 111 1 10 HELIX 23 23 ILE B 132 ALA B 138 1 7 HELIX 24 24 ALA B 154 LEU B 159 1 6 HELIX 25 25 PRO B 171 LYS B 177 1 7 HELIX 26 26 LEU B 183 LYS B 185 5 3 HELIX 27 27 ILE B 191 ALA B 198 1 8 HELIX 28 28 ALA B 208 ALA B 212 5 5 HELIX 29 29 LEU B 225 ARG B 232 1 8 HELIX 30 30 ALA B 240 SER B 245 1 6 HELIX 31 31 GLY B 277 ASP B 280 1 4 HELIX 32 32 PRO B 290 ARG B 292 5 3 HELIX 33 33 LEU B 299 LYS B 312 1 14 HELIX 34 34 SER B 325 HIS B 331 1 7 HELIX 35 35 PRO B 335 GLU B 359 1 25 HELIX 36 36 ALA B 426 VAL B 429 5 4 HELIX 37 37 GLN B 435 ALA B 445 1 11

SHEET 1 A10 GLN A 235 VAL A 237 0 SHEET 2 A10 LEU A 255 LEU A 258 1 N LEU A 256 O GLN A 235 SHEET 3 A10 VAL A 202 GLY A 205 1 N THR A 203 O LEU A 255 SHEET 4 A10 ALA A 142 SER A 147 1 N ASN A 145 O VAL A 202 SHEET 5 A10 PHE A 317 GLY A 323 1 N PHE A 318 O ALA A 142 SHEET 6 A10 ASN A 44 GLY A 50 1 N ILE A 45 O LEU A 319 SHEET 7 A10 THR A 362 ALA A 368 1 N LEU A 363 O ASN A 44 SHEET 8 A10 LEU A 417 TYR A 422 -1 N TYR A 422 O VAL A 364 SHEET 9 A10 LEU A 80 THR A 85 -1 N TYR A 84 O LEU A 417 SHEET 10 A10 GLY A 431 ASP A 434 1 N GLY A 431 O GLN A 83 SHEET 1 B 3 GLN A 375 VAL A 377 0 SHEET 2 B 3 VAL A 397 TYR A 402 -1 N SER A 401 O GLN A 375 SHEET 3 B 3 LEU A 386 ASN A 391 -1 N LEU A 390 O MET A 398 SHEET 1 C10 GLN B 235 VAL B 237 0 SHEET 2 C10 LEU B 255 LEU B 258 1 N LEU B 256 O GLN B 235 SHEET 3 C10 VAL B 202 GLY B 205 1 N THR B 203 O LEU B 255 SHEET 4 C10 ALA B 142 SER B 147 1 N ASN B 145 O VAL B 202 SHEET 5 C10 PHE B 317 GLY B 323 1 N PHE B 318 O ALA B 142 SHEET 6 C10 ASN B 44 GLY B 50 1 N ILE B 45 O LEU B 319 SHEET 7 C10 THR B 362 ALA B 368 1 N LEU B 363 O ASN B 44 SHEET 8 C10 LEU B 417 TYR B 422 -1 N TYR B 422 O VAL B 364 SHEET 9 C10 LEU B 80 THR B 85 -1 N TYR B 84 O LEU B 417 SHEET 10 C10 GLY B 431 ASP B 434 1 N GLY B 431 O GLN B 83 SHEET 1 D 3 GLN B 375 VAL B 377 0 SHEET 2 D 3 VAL B 397 TYR B 402 -1 N SER B 401 O GLN B 375 SHEET 3 D 3 LEU B 386 ASN B 391 -1 N LEU B 390 O MET B 398

SSBOND 1 CYS A 168 CYS A 178 1555 1555 2.01 SSBOND 2 CYS A 286 CYS A 336 1555 1555 2.02 SSBOND 3 CYS B 168 CYS B 178 1555 1555 2.00 SSBOND 4 CYS B 286 CYS B 336 1555 1555 2.06

LINK ZN ZN A 451 OD2 ASP A 51 1555 1555 2.76 LINK ZN ZN A 451 OD2 ASP A 369 1555 1555 2.17 LINK ZN ZN A 451 OG SER A 102 1555 1555 2.67 LINK ZN ZN A 451 NE2 HIS A 370 1555 1555 2.17 LINK MG MG A 452 OD1 ASP A 51 1555 1555 2.74 LINK MG MG A 452 O HOH A 500 1555 1555 2.47 LINK MG MG A 452 O HOH A 454 1555 1555 2.92 LINK MG MG A 452 OE2 GLU A 322 1555 1555 2.73 LINK MG MG A 452 OG1 THR A 155 1555 1555 2.72 LINK MG MG A 452 OD2 ASP A 51 1555 1555 3.11 LINK ZN ZN B 451 OD2 ASP B 51 1555 1555 2.59 LINK ZN ZN B 451 NE2 HIS B 370 1555 1555 2.27 LINK ZN ZN B 451 OD2 ASP B 369 1555 1555 1.97 LINK ZN ZN B 451 OG SER B 102 1555 1555 2.70 LINK MG MG B 452 OE2 GLU B 322 1555 1555 3.00 LINK MG MG B 452 O HOH B 519 1555 1555 3.00 LINK MG MG B 452 OD1 ASP B 51 1555 1555 3.08 LINK MG MG B 452 OG1 THR B 155 1555 1555 2.52

SITE 1 A 13 ASP A 327 HIS A 331 ASN A 412 ZN A 451 SITE 2 A 13 MG A 452 PO4 A 453 ASP A 51 ASP A 369 SITE 3 A 13 HIS A 370 THR A 155 GLU A 322 ARG A 166 SITE 4 A 13 SER A 102 SITE 1 B 13 ASP B 327 HIS B 331 ASN B 412 ZN B 451 SITE 2 B 13 MG B 452 PO4 B 453 ASP B 51 ASP B 369 SITE 3 B 13 HIS B 370 THR B 155 GLU B 322 ARG B 166 SITE 4 B 13 SER B 102 SITE 1 AC1 6 ASP A 51 SER A 102 ASP A 327 ASP A 369 SITE 2 AC1 6 HIS A 370 PO4 A 453 SITE 1 AC2 6 ASP A 51 ASP A 153 THR A 155 GLU A 322 SITE 2 AC2 6 HOH A 454 HOH A 500 SITE 1 AC3 9 ASP A 101 SER A 102 ARG A 166 ASP A 327 SITE 2 AC3 9 HIS A 331 HIS A 370 ASN A 412 ZN A 451 SITE 3 AC3 9 HOH A 454 SITE 1 AC4 5 ASP B 51 SER B 102 ASP B 327 ASP B 369 SITE 2 AC4 5 HIS B 370 SITE 1 AC5 5 ASP B 51 ASP B 153 THR B 155 GLU B 322 SITE 2 AC5 5 HOH B 519 SITE 1 AC6 8 ASP B 101 SER B 102 ARG B 166 ASP B 327 SITE 2 AC6 8 HIS B 331 HIS B 370 ASN B 412 HOH B 519

CRYST1 194.760 167.740 76.230 90.00 90.00 90.00 I 2 2 2 16

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 0.005135 0.000000 0.000000 0.00000

SCALE2 0.000000 0.005962 0.000000 0.00000

SCALE3 0.000000 0.000000 0.013118 0.00000