HEADER OXIDOREDUCTASE 20-JUN-03 1PS6 TITLE CRYSTAL STRUCTURE OF E.COLI PDXA COMPND MOL_ID: 1; COMPND 2 MOLECULE: 4-HYDROXYTHREONINE-4-PHOSPHATE DEHYDROGENASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: PDXA; 4-(PHOSPHOHYDROXY)-L-THREONINE DEHYDROGENASE; COMPND 5 PYRIDOXAL PHOSPHATE BIOSYNTHETIC PROTEIN PDXA; COMPND 6 EC: 1.1.1.262; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: PDXA OR B0052; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: PLASMID KEYWDS PDXA; 4-HYDROXYTHREONINE-4-PHOSPHATE DEHYDROGENASE; PYRIDOXAL 5'- KEYWDS 2 PHOSPHATE BIOSYNTHESIS; PLP, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR J.SIVARAMAN,Y.LI,J.BANKS,D.E.CANE,A.MATTE,M.CYGLER REVDAT 5 03-APR-24 1PS6 1 REMARK REVDAT 4 14-FEB-24 1PS6 1 REMARK LINK REVDAT 3 11-OCT-17 1PS6 1 REMARK REVDAT 2 24-FEB-09 1PS6 1 VERSN REVDAT 1 04-NOV-03 1PS6 0 JRNL AUTH J.SIVARAMAN,Y.LI,J.BANKS,D.E.CANE,A.MATTE,M.CYGLER JRNL TITL CRYSTAL STRUCTURE OF ESCHERICHIA COLI PDXA, AN ENZYME JRNL TITL 2 INVOLVED IN THE PYRIDOXAL PHOSPHATE BIOSYNTHESIS PATHWAY JRNL REF J.BIOL.CHEM. V. 278 43682 2003 JRNL REFN ISSN 0021-9258 JRNL PMID 12896974 JRNL DOI 10.1074/JBC.M306344200 REMARK 2 REMARK 2 RESOLUTION. 2.25 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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) : 2.25 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 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) (%) : 90.3 REMARK 3 NUMBER OF REFLECTIONS : 29956 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) : 0.206 REMARK 3 FREE R VALUE : 0.258 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 2087 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 : 4804 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 15 REMARK 3 SOLVENT ATOMS : 188 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) : 0.35 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) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.400 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 : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 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 1PS6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-JUN-03. REMARK 100 THE DEPOSITION ID IS D_1000019538. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-MAR-03 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8 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 MICROMAX-007 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS HTC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29956 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.250 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 90.3 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.12100 REMARK 200 FOR THE DATA SET : 9.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.25 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.33 REMARK 200 COMPLETENESS FOR SHELL (%) : 54.5 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: SOLVE REMARK 200 STARTING MODEL: NATIVE PDXA REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.10 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.44 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: TRIS HCL, PEG 8000, NAOAC, MGCL2, REMARK 280 NAKPO4, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K, PH 8 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-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 37.86100 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 57.03450 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 39.57050 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 57.03450 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 37.86100 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 39.57050 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3820 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24260 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -97.0 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 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 VAL A 2 CG1 CG2 REMARK 470 GLN A 88 CG CD OE1 NE2 REMARK 470 GLU A 156 CB CG CD OE1 OE2 REMARK 470 GLU A 157 CG CD OE1 OE2 REMARK 470 GLU A 214 CG CD OE1 OE2 REMARK 470 HIS A 217 CB CG ND1 CD2 CE1 NE2 REMARK 470 PHE A 278 CB CG CD1 CD2 CE1 CE2 CZ REMARK 470 ARG A 280 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 302 CG CD OE1 OE2 REMARK 470 ARG A 306 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 308 CG CD CE NZ REMARK 470 VAL A 326 CG1 CG2 REMARK 470 GLN A 329 CG CD OE1 NE2 REMARK 470 LEU B 25 CG CD1 CD2 REMARK 470 GLU B 92 CG CD OE1 OE2 REMARK 470 GLU B 156 CB CG CD OE1 OE2 REMARK 470 GLU B 157 CG CD OE1 OE2 REMARK 470 GLU B 200 CG CD OE1 OE2 REMARK 470 PHE B 278 CB CG CD1 CD2 CE1 CE2 CZ REMARK 470 ARG B 280 CB CG CD NE CZ NH1 NH2 REMARK 470 GLU B 302 CG CD OE1 OE2 REMARK 470 ARG B 306 CB CG CD NE CZ NH1 NH2 REMARK 470 LYS B 308 CG CD CE NZ REMARK 470 ALA B 309 CB REMARK 470 ASP B 310 CB CG OD1 OD2 REMARK 470 GLN B 329 CG CD OE1 NE2 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 PRO B 77 C - N - CA ANGL. DEV. = 9.0 DEGREES REMARK 500 GLY B 215 N - CA - C ANGL. DEV. = -16.1 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 ALA A 86 123.37 -34.54 REMARK 500 GLU A 156 -110.55 141.57 REMARK 500 THR A 165 -114.08 -107.40 REMARK 500 GLU A 214 69.24 23.86 REMARK 500 THR A 225 -37.32 -131.25 REMARK 500 THR A 248 -35.37 -132.22 REMARK 500 HIS A 266 -70.11 -35.26 REMARK 500 ARG A 280 6.99 53.41 REMARK 500 ALA A 309 -99.40 -26.74 REMARK 500 ASP A 310 82.36 97.25 REMARK 500 PHE B 133 107.19 -161.60 REMARK 500 THR B 155 17.73 -150.86 REMARK 500 GLU B 156 -34.69 90.94 REMARK 500 THR B 165 -103.96 -115.69 REMARK 500 GLU B 214 87.09 34.96 REMARK 500 THR B 225 -58.69 -132.22 REMARK 500 TYR B 254 -66.14 -105.88 REMARK 500 HIS B 266 -70.56 -32.34 REMARK 500 ASP B 267 0.41 -67.57 REMARK 500 PHE B 278 -111.83 103.54 REMARK 500 ALA B 300 54.51 34.28 REMARK 500 ALA B 309 -89.88 -45.99 REMARK 500 ASP B 310 75.18 109.25 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 330 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 166 NE2 REMARK 620 2 HIS A 266 NE2 101.8 REMARK 620 3 4TP A 332 N 143.9 85.1 REMARK 620 4 4TP A 332 OG1 92.9 160.5 75.5 REMARK 620 5 HIS B 211 NE2 93.0 99.3 121.1 92.5 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 331 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 211 NE2 REMARK 620 2 HIS B 166 NE2 98.3 REMARK 620 3 HIS B 266 NE2 106.5 100.5 REMARK 620 N 1 2 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 330 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 331 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 4TP A 332 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1PS7 RELATED DB: PDB REMARK 900 PDXA SECOND CRYSTAL FORM REMARK 900 RELATED ID: 1PTM RELATED DB: PDB REMARK 900 PDXA COMPLEXED WITH HTP DBREF 1PS6 A 2 329 UNP P19624 PDXA_ECOLI 2 329 DBREF 1PS6 B 2 329 UNP P19624 PDXA_ECOLI 2 329 SEQRES 1 A 328 VAL LYS THR GLN ARG VAL VAL ILE THR PRO GLY GLU PRO SEQRES 2 A 328 ALA GLY ILE GLY PRO ASP LEU VAL VAL GLN LEU ALA GLN SEQRES 3 A 328 ARG GLU TRP PRO VAL GLU LEU VAL VAL CYS ALA ASP ALA SEQRES 4 A 328 THR LEU LEU THR ASN ARG ALA ALA MET LEU GLY LEU PRO SEQRES 5 A 328 LEU THR LEU ARG PRO TYR SER PRO ASN SER PRO ALA GLN SEQRES 6 A 328 PRO GLN THR ALA GLY THR LEU THR LEU LEU PRO VAL ALA SEQRES 7 A 328 LEU ARG ALA PRO VAL THR ALA GLY GLN LEU ALA VAL GLU SEQRES 8 A 328 ASN GLY HIS TYR VAL VAL GLU THR LEU ALA ARG ALA CYS SEQRES 9 A 328 ASP GLY CYS LEU ASN GLY GLU PHE ALA ALA LEU ILE THR SEQRES 10 A 328 GLY PRO VAL HIS LYS GLY VAL ILE ASN ASP ALA GLY ILE SEQRES 11 A 328 PRO PHE THR GLY HIS THR GLU PHE PHE GLU GLU ARG SER SEQRES 12 A 328 GLN ALA LYS LYS VAL VAL MET MET LEU ALA THR GLU GLU SEQRES 13 A 328 LEU ARG VAL ALA LEU ALA THR THR HIS LEU PRO LEU ARG SEQRES 14 A 328 ASP ILE ALA ASP ALA ILE THR PRO ALA LEU LEU HIS GLU SEQRES 15 A 328 VAL ILE ALA ILE LEU HIS HIS ASP LEU ARG THR LYS PHE SEQRES 16 A 328 GLY ILE ALA GLU PRO ARG ILE LEU VAL CYS GLY LEU ASN SEQRES 17 A 328 PRO HIS ALA GLY GLU GLY GLY HIS MET GLY THR GLU GLU SEQRES 18 A 328 ILE ASP THR ILE ILE PRO VAL LEU ASN GLU LEU ARG ALA SEQRES 19 A 328 GLN GLY MET LYS LEU ASN GLY PRO LEU PRO ALA ASP THR SEQRES 20 A 328 LEU PHE GLN PRO LYS TYR LEU ASP ASN ALA ASP ALA VAL SEQRES 21 A 328 LEU ALA MET TYR HIS ASP GLN GLY LEU PRO VAL LEU LYS SEQRES 22 A 328 TYR GLN GLY PHE GLY ARG GLY VAL ASN ILE THR LEU GLY SEQRES 23 A 328 LEU PRO PHE ILE ARG THR SER VAL ASP HIS GLY THR ALA SEQRES 24 A 328 LEU GLU LEU ALA GLY ARG GLY LYS ALA ASP VAL GLY SER SEQRES 25 A 328 PHE ILE THR ALA LEU ASN LEU ALA ILE LYS MET ILE VAL SEQRES 26 A 328 ASN THR GLN SEQRES 1 B 328 VAL LYS THR GLN ARG VAL VAL ILE THR PRO GLY GLU PRO SEQRES 2 B 328 ALA GLY ILE GLY PRO ASP LEU VAL VAL GLN LEU ALA GLN SEQRES 3 B 328 ARG GLU TRP PRO VAL GLU LEU VAL VAL CYS ALA ASP ALA SEQRES 4 B 328 THR LEU LEU THR ASN ARG ALA ALA MET LEU GLY LEU PRO SEQRES 5 B 328 LEU THR LEU ARG PRO TYR SER PRO ASN SER PRO ALA GLN SEQRES 6 B 328 PRO GLN THR ALA GLY THR LEU THR LEU LEU PRO VAL ALA SEQRES 7 B 328 LEU ARG ALA PRO VAL THR ALA GLY GLN LEU ALA VAL GLU SEQRES 8 B 328 ASN GLY HIS TYR VAL VAL GLU THR LEU ALA ARG ALA CYS SEQRES 9 B 328 ASP GLY CYS LEU ASN GLY GLU PHE ALA ALA LEU ILE THR SEQRES 10 B 328 GLY PRO VAL HIS LYS GLY VAL ILE ASN ASP ALA GLY ILE SEQRES 11 B 328 PRO PHE THR GLY HIS THR GLU PHE PHE GLU GLU ARG SER SEQRES 12 B 328 GLN ALA LYS LYS VAL VAL MET MET LEU ALA THR GLU GLU SEQRES 13 B 328 LEU ARG VAL ALA LEU ALA THR THR HIS LEU PRO LEU ARG SEQRES 14 B 328 ASP ILE ALA ASP ALA ILE THR PRO ALA LEU LEU HIS GLU SEQRES 15 B 328 VAL ILE ALA ILE LEU HIS HIS ASP LEU ARG THR LYS PHE SEQRES 16 B 328 GLY ILE ALA GLU PRO ARG ILE LEU VAL CYS GLY LEU ASN SEQRES 17 B 328 PRO HIS ALA GLY GLU GLY GLY HIS MET GLY THR GLU GLU SEQRES 18 B 328 ILE ASP THR ILE ILE PRO VAL LEU ASN GLU LEU ARG ALA SEQRES 19 B 328 GLN GLY MET LYS LEU ASN GLY PRO LEU PRO ALA ASP THR SEQRES 20 B 328 LEU PHE GLN PRO LYS TYR LEU ASP ASN ALA ASP ALA VAL SEQRES 21 B 328 LEU ALA MET TYR HIS ASP GLN GLY LEU PRO VAL LEU LYS SEQRES 22 B 328 TYR GLN GLY PHE GLY ARG GLY VAL ASN ILE THR LEU GLY SEQRES 23 B 328 LEU PRO PHE ILE ARG THR SER VAL ASP HIS GLY THR ALA SEQRES 24 B 328 LEU GLU LEU ALA GLY ARG GLY LYS ALA ASP VAL GLY SER SEQRES 25 B 328 PHE ILE THR ALA LEU ASN LEU ALA ILE LYS MET ILE VAL SEQRES 26 B 328 ASN THR GLN HET ZN A 330 1 HET 4TP A 332 13 HET ZN B 331 1 HETNAM ZN ZINC ION HETNAM 4TP 4-HYDROXY-L-THREONINE-5-MONOPHOSPHATE FORMUL 3 ZN 2(ZN 2+) FORMUL 4 4TP C4 H10 N O7 P FORMUL 6 HOH *188(H2 O) HELIX 1 1 GLY A 16 ALA A 26 1 11 HELIX 2 2 ASP A 39 LEU A 50 1 12 HELIX 3 3 GLU A 92 ASN A 110 1 19 HELIX 4 4 HIS A 122 ALA A 129 1 8 HELIX 5 5 GLY A 135 SER A 144 1 10 HELIX 6 6 PRO A 168 ARG A 170 5 3 HELIX 7 7 ASP A 171 ILE A 176 1 6 HELIX 8 8 THR A 177 LYS A 195 1 19 HELIX 9 9 ASN A 209 GLU A 214 5 6 HELIX 10 10 THR A 220 THR A 225 1 6 HELIX 11 11 THR A 225 GLN A 236 1 12 HELIX 12 12 PRO A 245 PHE A 250 1 6 HELIX 13 13 GLN A 251 ASP A 256 1 6 HELIX 14 14 TYR A 265 TYR A 275 1 11 HELIX 15 15 ALA A 300 ALA A 304 5 5 HELIX 16 16 VAL A 311 GLN A 329 1 19 HELIX 17 17 ILE B 17 ALA B 26 1 10 HELIX 18 18 ASP B 39 GLY B 51 1 13 HELIX 19 19 ALA B 90 GLU B 92 5 3 HELIX 20 20 ASN B 93 ASN B 110 1 18 HELIX 21 21 HIS B 122 ALA B 129 1 8 HELIX 22 22 GLY B 135 SER B 144 1 10 HELIX 23 23 PRO B 168 ARG B 170 5 3 HELIX 24 24 ASP B 171 ILE B 176 1 6 HELIX 25 25 THR B 177 LYS B 195 1 19 HELIX 26 26 ASN B 209 GLU B 214 5 6 HELIX 27 27 THR B 220 THR B 225 1 6 HELIX 28 28 THR B 225 ALA B 235 1 11 HELIX 29 29 PRO B 245 PHE B 250 1 6 HELIX 30 30 GLN B 251 ASP B 256 1 6 HELIX 31 31 TYR B 265 GLY B 277 1 13 HELIX 32 32 VAL B 311 ASN B 327 1 17 SHEET 1 A12 THR A 55 PRO A 58 0 SHEET 2 A12 THR A 72 PRO A 77 1 O LEU A 75 N ARG A 57 SHEET 3 A12 GLU A 33 ALA A 38 1 N VAL A 36 O THR A 74 SHEET 4 A12 ARG A 6 THR A 10 1 N ILE A 9 O VAL A 35 SHEET 5 A12 ALA A 115 THR A 118 1 O ALA A 115 N VAL A 8 SHEET 6 A12 ILE A 291 SER A 294 1 O ILE A 291 N LEU A 116 SHEET 7 A12 VAL A 282 LEU A 286 -1 N THR A 285 O ARG A 292 SHEET 8 A12 VAL A 150 ALA A 154 -1 N ALA A 154 O VAL A 282 SHEET 9 A12 ARG A 159 LEU A 162 -1 O VAL A 160 N LEU A 153 SHEET 10 A12 ALA A 260 ALA A 263 1 O VAL A 261 N ALA A 161 SHEET 11 A12 ARG A 202 CYS A 206 1 N LEU A 204 O LEU A 262 SHEET 12 A12 LYS A 239 LEU A 244 1 O ASN A 241 N ILE A 203 SHEET 1 B12 THR B 55 PRO B 58 0 SHEET 2 B12 THR B 72 PRO B 77 1 O LEU B 75 N ARG B 57 SHEET 3 B12 GLU B 33 ALA B 38 1 N VAL B 36 O THR B 74 SHEET 4 B12 ARG B 6 THR B 10 1 N ILE B 9 O VAL B 35 SHEET 5 B12 ALA B 115 THR B 118 1 O ALA B 115 N VAL B 8 SHEET 6 B12 ILE B 291 SER B 294 1 O ILE B 291 N LEU B 116 SHEET 7 B12 VAL B 282 LEU B 286 -1 N ASN B 283 O SER B 294 SHEET 8 B12 VAL B 150 ALA B 154 -1 N MET B 152 O ILE B 284 SHEET 9 B12 ARG B 159 LEU B 162 -1 O VAL B 160 N LEU B 153 SHEET 10 B12 ALA B 260 ALA B 263 1 O ALA B 263 N ALA B 161 SHEET 11 B12 ARG B 202 CYS B 206 1 N LEU B 204 O LEU B 262 SHEET 12 B12 LYS B 239 LEU B 244 1 O ASN B 241 N ILE B 203 LINK NE2 HIS A 166 ZN ZN A 330 1555 1555 1.92 LINK NE2 HIS A 211 ZN ZN B 331 1555 1555 2.19 LINK NE2 HIS A 266 ZN ZN A 330 1555 1555 2.36 LINK ZN ZN A 330 N 4TP A 332 1555 1555 2.00 LINK ZN ZN A 330 OG1 4TP A 332 1555 1555 2.23 LINK ZN ZN A 330 NE2 HIS B 211 1555 1555 2.11 LINK NE2 HIS B 166 ZN ZN B 331 1555 1555 2.29 LINK NE2 HIS B 266 ZN ZN B 331 1555 1555 2.15 CISPEP 1 GLY A 242 PRO A 243 0 0.49 SITE 1 AC1 4 HIS A 166 HIS A 266 4TP A 332 HIS B 211 SITE 1 AC2 3 HIS A 211 HIS B 166 HIS B 266 SITE 1 AC3 11 HIS A 136 THR A 137 LEU A 153 HIS A 166 SITE 2 AC3 11 HIS A 266 LEU A 270 LYS A 274 ASN A 283 SITE 3 AC3 11 ARG A 292 ZN A 330 HIS B 211 CRYST1 75.722 79.141 114.069 90.00 90.00 90.00 P 21 21 21 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 0.013206 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012636 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008767 0.00000