HEADER LYASE 07-FEB-01 1I29 TITLE CRYSTAL STRUCTURE OF CSDB COMPLEXED WITH L-PROPARGYLGLYCINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CSDB; COMPND 3 CHAIN: A; COMPND 4 EC: 4.4.1.16; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: CSDB OR SUFS; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: JM109; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PUC118 KEYWDS EXTERNAL ALDIMINE, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR H.MIHARA,T.FUJII,T.KURIHARA,Y.HATA,N.ESAKI REVDAT 5 02-MAR-22 1I29 1 COMPND REMARK HETNAM HETSYN REVDAT 5 2 1 LINK REVDAT 4 04-OCT-17 1I29 1 REMARK REVDAT 3 13-JUL-11 1I29 1 VERSN REVDAT 2 24-FEB-09 1I29 1 VERSN REVDAT 1 01-JUL-03 1I29 0 JRNL AUTH H.MIHARA,T.FUJII,S.KATO,T.KURIHARA,Y.HATA,N.ESAKI JRNL TITL STRUCTURE OF EXTERNAL ALDIMINE OF ESCHERICHIA COLI CSDB, AN JRNL TITL 2 ISCS/NIFS HOMOLOG: IMPLICATIONS FOR ITS SPECIFICITY TOWARD JRNL TITL 3 SELENOCYSTEINE. JRNL REF J.BIOCHEM.(TOKYO) V. 131 679 2002 JRNL REFN ISSN 0021-924X JRNL PMID 11983074 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH T.FUJII,M.MAEDA,H.MIHARA,T.KURIHARA,N.ESAKI,Y.HATA REMARK 1 TITL STRUCTURE OF A NIFS HOMOLOGUE: X-RAY STRUCTURE ANALYSIS OF REMARK 1 TITL 2 CSDB, AN ESCHERICHIA COLI COUNTERPART OF MAMMALIAN REMARK 1 TITL 3 SELENOCYSTEINE LYASE REMARK 1 REF BIOCHEMISTRY V. 39 1263 2000 REMARK 1 REFN ISSN 0006-2960 REMARK 1 DOI 10.1021/BI991732A REMARK 1 REFERENCE 2 REMARK 1 AUTH H.MIHARA,M.MAEDA,T.FUJII,T.KURIHARA,Y.HATA,N.ESAKI REMARK 1 TITL A NIFS-LIKE GENE, CSDB, ENCODES AN ESCHERICHIA COLI REMARK 1 TITL 2 COUNTERPART OF MAMMALIAN SELENOCYSTEINE LYASE: GENE CLONING, REMARK 1 TITL 3 PURIFICATION, CHARACTERIZATION AND PRELIMINARY X-RAY REMARK 1 TITL 4 CRYSTALLOGRAPHIC STUDIES REMARK 1 REF J.BIOL.CHEM. V. 274 14768 1999 REMARK 1 REFN ISSN 0021-9258 REMARK 1 DOI 10.1074/JBC.274.21.14768 REMARK 2 REMARK 2 RESOLUTION. 2.80 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) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 215785.240 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 82.3 REMARK 3 NUMBER OF REFLECTIONS : 23684 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.209 REMARK 3 FREE R VALUE : 0.233 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1152 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 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) : 2.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.93 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2784 REMARK 3 BIN R VALUE (WORKING SET) : 0.4200 REMARK 3 BIN FREE R VALUE : 0.4200 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.30 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 120 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 : 3096 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 21 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 42.78 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 40.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 5.54000 REMARK 3 B22 (A**2) : 5.54000 REMARK 3 B33 (A**2) : -11.07000 REMARK 3 B12 (A**2) : 0.00000 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) : 0.40 REMARK 3 ESD FROM SIGMAA (A) : 0.95 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) : 0.43 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.93 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.172 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.50 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.750 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.200 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.110 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.950 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.290 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.32 REMARK 3 BSOL : 31.91 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 : PARA.PLP 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 : TOPO.PLP 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 1I29 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-FEB-01. REMARK 100 THE DEPOSITION ID IS D_1000012812. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-MAY-98 REMARK 200 TEMPERATURE (KELVIN) : 293.15 REMARK 200 PH : 6.8 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 RU300 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54180 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : GRAPHITE-MONOCHROMATER REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : R-AXIS REMARK 200 DATA SCALING SOFTWARE : R-AXIS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 23684 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 82.3 REMARK 200 DATA REDUNDANCY : 2.700 REMARK 200 R MERGE (I) : 0.09600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 5.10 REMARK 200 COMPLETENESS FOR SHELL (%) : 78.5 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.34100 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: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1C0N REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): NULL REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): NULL REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM ACETATE, POTASSIUM PHOSPHATE, REMARK 280 PH 6.8, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 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+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 68.41500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 64.22950 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 64.22950 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 102.62250 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 64.22950 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 64.22950 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 34.20750 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 64.22950 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 64.22950 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 102.62250 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 64.22950 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 64.22950 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 34.20750 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 68.41500 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: THE SECOND PART OF THE BIOLOGICAL ASSEMBLY IS GENERATED BY REMARK 300 THE TWO FOLD AXIS: Y, X, -Z. 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,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 7720 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 26760 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -39.0 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 BIOMT1 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 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 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 ILE A 2 CG1 CG2 CD1 REMARK 470 LYS A 7 CG CD CE NZ REMARK 470 ARG A 56 CG CD NE CZ NH1 NH2 REMARK 470 ILE A 58 CG1 CG2 CD1 REMARK 470 ASN A 330 CG OD1 ND2 REMARK 470 LYS A 341 CG CD CE NZ 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 32 130.72 -179.87 REMARK 500 VAL A 54 -132.63 -76.16 REMARK 500 ARG A 56 92.92 46.58 REMARK 500 ASN A 103 -69.62 -90.95 REMARK 500 ILE A 127 -66.94 -142.81 REMARK 500 ASP A 162 -158.81 -118.33 REMARK 500 VAL A 205 -32.56 -36.50 REMARK 500 HIS A 208 158.91 179.02 REMARK 500 LEU A 227 43.91 -103.65 REMARK 500 TRP A 249 -67.92 -103.04 REMARK 500 SER A 254 -30.57 72.79 REMARK 500 PRO A 279 -179.26 -65.62 REMARK 500 ASN A 280 53.82 -103.90 REMARK 500 ALA A 365 58.22 -153.60 REMARK 500 ASN A 373 17.98 57.79 REMARK 500 ALA A 376 160.79 174.28 REMARK 500 REMARK 500 REMARK: NULL REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 LPG A 460 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LPG A 460 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP A 500 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1C0N RELATED DB: PDB REMARK 900 1C0N: THE NATIVE CSDB STRUCTURE REMARK 900 RELATED ID: 1I28 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF CSDB COMPLEXED WITH L-ASPARTATE DBREF 1I29 A 1 406 GB 12619308 BAB21542 1 406 SEQRES 1 A 406 MET ILE PHE SER VAL ASP LYS VAL ARG ALA ASP PHE PRO SEQRES 2 A 406 VAL LEU SER ARG GLU VAL ASN GLY LEU PRO LEU ALA TYR SEQRES 3 A 406 LEU ASP SER ALA ALA SER ALA GLN LYS PRO SER GLN VAL SEQRES 4 A 406 ILE ASP ALA GLU ALA GLU PHE TYR ARG HIS GLY TYR ALA SEQRES 5 A 406 ALA VAL HIS ARG GLY ILE HIS THR LEU SER ALA GLN ALA SEQRES 6 A 406 THR GLU LYS MET GLU ASN VAL ARG LYS ARG ALA SER LEU SEQRES 7 A 406 PHE ILE ASN ALA ARG SER ALA GLU GLU LEU VAL PHE VAL SEQRES 8 A 406 ARG GLY THR THR GLU GLY ILE ASN LEU VAL ALA ASN SER SEQRES 9 A 406 TRP GLY ASN SER ASN VAL ARG ALA GLY ASP ASN ILE ILE SEQRES 10 A 406 ILE SER GLN MET GLU HIS HIS ALA ASN ILE VAL PRO TRP SEQRES 11 A 406 GLN MET LEU CYS ALA ARG VAL GLY ALA GLU LEU ARG VAL SEQRES 12 A 406 ILE PRO LEU ASN PRO ASP GLY THR LEU GLN LEU GLU THR SEQRES 13 A 406 LEU PRO THR LEU PHE ASP GLU LYS THR ARG LEU LEU ALA SEQRES 14 A 406 ILE THR HIS VAL SER ASN VAL LEU GLY THR GLU ASN PRO SEQRES 15 A 406 LEU ALA GLU MET ILE THR LEU ALA HIS GLN HIS GLY ALA SEQRES 16 A 406 LYS VAL LEU VAL ASP GLY ALA GLN ALA VAL MET HIS HIS SEQRES 17 A 406 PRO VAL ASP VAL GLN ALA LEU ASP CYS ASP PHE TYR VAL SEQRES 18 A 406 PHE SER GLY HIS LYS LEU TYR GLY PRO THR GLY ILE GLY SEQRES 19 A 406 ILE LEU TYR VAL LYS GLU ALA LEU LEU GLN GLU MET PRO SEQRES 20 A 406 PRO TRP GLU GLY GLY GLY SER MET ILE ALA THR VAL SER SEQRES 21 A 406 LEU SER GLU GLY THR THR TRP THR LYS ALA PRO TRP ARG SEQRES 22 A 406 PHE GLU ALA GLY THR PRO ASN THR GLY GLY ILE ILE GLY SEQRES 23 A 406 LEU GLY ALA ALA LEU GLU TYR VAL SER ALA LEU GLY LEU SEQRES 24 A 406 ASN ASN ILE ALA GLU TYR GLU GLN ASN LEU MET HIS TYR SEQRES 25 A 406 ALA LEU SER GLN LEU GLU SER VAL PRO ASP LEU THR LEU SEQRES 26 A 406 TYR GLY PRO GLN ASN ARG LEU GLY VAL ILE ALA PHE ASN SEQRES 27 A 406 LEU GLY LYS HIS HIS ALA TYR ASP VAL GLY SER PHE LEU SEQRES 28 A 406 ASP ASN TYR GLY ILE ALA VAL ARG THR GLY HIS HIS CYS SEQRES 29 A 406 ALA MET PRO LEU MET ALA TYR TYR ASN VAL PRO ALA MET SEQRES 30 A 406 CYS ARG ALA SER LEU ALA MET TYR ASN THR HIS GLU GLU SEQRES 31 A 406 VAL ASP ARG LEU VAL THR GLY LEU GLN ARG ILE HIS ARG SEQRES 32 A 406 LEU LEU GLY HET LPG A 460 6 HET PLP A 500 15 HETNAM LPG (2S)-2-AMINOBUT-3-YNOIC ACID HETNAM PLP PYRIDOXAL-5'-PHOSPHATE HETSYN LPG 2-AMINO-BUT-3-YNOIC ACID; 2-AMINO-3-BUTYNOIC ACID HETSYN PLP VITAMIN B6 PHOSPHATE FORMUL 2 LPG C4 H5 N O2 FORMUL 3 PLP C8 H10 N O6 P HELIX 1 1 SER A 4 ALA A 10 1 7 HELIX 2 2 ASP A 11 SER A 16 5 6 HELIX 3 3 PRO A 36 GLY A 50 1 15 HELIX 4 4 HIS A 59 ILE A 80 1 22 HELIX 5 5 SER A 84 GLU A 86 5 3 HELIX 6 6 GLY A 93 TRP A 105 1 13 HELIX 7 7 GLY A 106 ASN A 109 5 4 HELIX 8 8 HIS A 123 ASN A 126 5 4 HELIX 9 9 ILE A 127 GLY A 138 1 12 HELIX 10 10 GLN A 153 LEU A 160 5 8 HELIX 11 11 PRO A 182 GLN A 192 1 11 HELIX 12 12 ASP A 211 ASP A 216 1 6 HELIX 13 13 HIS A 225 LEU A 227 5 3 HELIX 14 14 LYS A 239 GLN A 244 1 6 HELIX 15 15 PRO A 271 GLU A 275 5 5 HELIX 16 16 ASN A 280 GLY A 298 1 19 HELIX 17 17 GLY A 298 LEU A 317 1 20 HELIX 18 18 GLU A 318 VAL A 320 5 3 HELIX 19 19 HIS A 343 TYR A 354 1 12 HELIX 20 20 ALA A 365 TYR A 372 1 8 HELIX 21 21 THR A 387 GLY A 406 1 20 SHEET 1 A 2 GLU A 18 VAL A 19 0 SHEET 2 A 2 LEU A 22 PRO A 23 -1 O LEU A 22 N VAL A 19 SHEET 1 B 2 ALA A 25 TYR A 26 0 SHEET 2 B 2 ILE A 356 ALA A 357 1 N ALA A 357 O ALA A 25 SHEET 1 C 7 LEU A 88 VAL A 91 0 SHEET 2 C 7 GLY A 234 VAL A 238 -1 N GLY A 234 O VAL A 91 SHEET 3 C 7 PHE A 219 SER A 223 -1 O TYR A 220 N TYR A 237 SHEET 4 C 7 LYS A 196 ASP A 200 1 O VAL A 197 N PHE A 219 SHEET 5 C 7 THR A 165 THR A 171 1 O ARG A 166 N LYS A 196 SHEET 6 C 7 ASN A 115 SER A 119 1 O ASN A 115 N ARG A 166 SHEET 7 C 7 GLU A 140 ILE A 144 1 O GLU A 140 N ILE A 116 SHEET 1 D 2 ILE A 256 SER A 260 0 SHEET 2 D 2 GLY A 264 TRP A 267 -1 N GLY A 264 O SER A 260 SHEET 1 E 4 LEU A 323 TYR A 326 0 SHEET 2 E 4 VAL A 334 LEU A 339 -1 O ALA A 336 N TYR A 326 SHEET 3 E 4 MET A 377 SER A 381 -1 N CYS A 378 O PHE A 337 SHEET 4 E 4 ARG A 359 GLY A 361 -1 O ARG A 359 N ARG A 379 LINK N LPG A 460 C4A PLP A 500 1555 1555 1.37 CISPEP 1 ALA A 270 PRO A 271 0 0.09 SITE 1 AC1 6 ALA A 30 ALA A 31 HIS A 123 ASN A 175 SITE 2 AC1 6 ARG A 379 PLP A 500 SITE 1 AC2 10 THR A 94 THR A 95 ASN A 175 ASP A 200 SITE 2 AC2 10 ALA A 202 SER A 223 HIS A 225 LYS A 226 SITE 3 AC2 10 THR A 278 LPG A 460 CRYST1 128.459 128.459 136.830 90.00 90.00 90.00 P 43 21 2 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 0.007785 0.000000 0.000000 0.00000 SCALE2 0.000000 0.007785 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007308 0.00000