PDB Short entry for 1KFC HEADER LYASE 20-NOV-01 1KFC TITLE CRYSTAL STRUCTURE OF ALPHAT183V MUTANT OF TRYPTOPHAN SYNTHASE FROM TITLE 2 SALMONELLA TYPHIMURIUM WITH INDOLE PROPANOL PHOSPHATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRYPTOPHAN SYNTHASE ALPHA CHAIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: TRPA; COMPND 5 EC: 4.2.1.20; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: TRYPTOPHAN SYNTHASE BETA CHAIN; COMPND 10 CHAIN: B; COMPND 11 EC: 4.2.1.20; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SALMONELLA TYPHIMURIUM; SOURCE 3 ORGANISM_TAXID: 602; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: SALMONELLA TYPHIMURIUM; SOURCE 8 ORGANISM_TAXID: 99287; SOURCE 9 STRAIN: LT2; SOURCE 10 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 11 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS HELIX, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR V.KULIK,M.WEYAND,R.SIEDEL,D.NIKS,D.ARAC,M.F.DUNN,I.SCHLICHTING REVDAT 6 16-AUG-23 1KFC 1 REMARK REVDAT 5 27-OCT-21 1KFC 1 REMARK SEQADV LINK REVDAT 4 16-JAN-13 1KFC 1 COMPND REVDAT 3 13-JUL-11 1KFC 1 VERSN REVDAT 2 24-FEB-09 1KFC 1 VERSN REVDAT 1 07-JAN-03 1KFC 0 JRNL AUTH V.KULIK,M.WEYAND,R.SIEDEL,D.NIKS,D.ARAC,M.F.DUNN, JRNL AUTH 2 I.SCHLICHTING JRNL TITL ON THE ROLE OF ALPHATHR183 IN THE ALLOSTERIC REGULATION AND JRNL TITL 2 CATALYTIC MECHANISM OF TRYPTOPHAN SYNTHASE JRNL REF J.MOL.BIOL. V. 324 677 2002 JRNL REFN ISSN 0022-2836 JRNL PMID 12460570 JRNL DOI 10.1016/S0022-2836(02)01109-9 REMARK 2 REMARK 2 RESOLUTION. 1.50 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.99 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 2078283.840 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.3 REMARK 3 NUMBER OF REFLECTIONS : 112340 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) : 0.195 REMARK 3 FREE R VALUE : 0.223 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 5673 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.003 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) : 1.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.59 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 17704 REMARK 3 BIN R VALUE (WORKING SET) : 0.3170 REMARK 3 BIN FREE R VALUE : 0.3300 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 931 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.011 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4869 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 33 REMARK 3 SOLVENT ATOMS : 671 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 16.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -4.36000 REMARK 3 B22 (A**2) : 8.30000 REMARK 3 B33 (A**2) : -3.95000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -1.42000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.18 REMARK 3 ESD FROM SIGMAA (A) : 0.26 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) : 0.20 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.27 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.014 REMARK 3 BOND ANGLES (DEGREES) : 1.700 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.190 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) : 1.200 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.710 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.940 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.780 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.39 REMARK 3 BSOL : 53.25 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 : TRPS_LIG.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : TRPS_LIG.TOP 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 1KFC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-NOV-01. REMARK 100 THE DEPOSITION ID IS D_1000014895. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : EMBL/DESY, HAMBURG REMARK 200 BEAMLINE : BW7B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.8345 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 122217 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.450 REMARK 200 RESOLUTION RANGE LOW (A) : 91.300 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.6 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL 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) : 1.45 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.50 REMARK 200 COMPLETENESS FOR SHELL (%) : 91.1 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: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: 1QOP REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.78 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.55 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, EDTA, SPERMINE, PH 7.8, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 296K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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+1/2,Y+1/2,Z 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 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 90.70950 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 30.17150 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 90.70950 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 30.17150 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: TETRAMERIC 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 181.41900 REMARK 350 BIOMT2 2 0.000000 1.000000 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 ARG A 179 REMARK 465 SER A 180 REMARK 465 GLY A 181 REMARK 465 VAL A 182 REMARK 465 VAL A 183 REMARK 465 GLY A 184 REMARK 465 ALA A 185 REMARK 465 GLU A 186 REMARK 465 ASN A 187 REMARK 465 ARG A 188 REMARK 465 GLY A 189 REMARK 465 ALA A 190 REMARK 465 LEU A 191 REMARK 465 PRO A 192 REMARK 465 MET B 1 REMARK 465 ARG B 394 REMARK 465 GLY B 395 REMARK 465 GLU B 396 REMARK 465 ILE B 397 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 ARG A 15 CG CD NE CZ NH1 NH2 REMARK 470 SER A 178 OG REMARK 470 LEU A 193 CG CD1 CD2 REMARK 470 PHE A 212 CG CD1 CD2 CE1 CE2 CZ REMARK 470 LYS B 392 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 ALA A 158 102.63 33.24 REMARK 500 PHE A 212 91.20 108.16 REMARK 500 CYS B 62 73.46 -112.62 REMARK 500 THR B 165 -156.57 -128.40 REMARK 500 ALA B 269 63.99 -119.02 REMARK 500 SER B 308 -151.42 -140.75 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 TYR B 298 0.09 SIDE CHAIN 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 NA B 676 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY B 232 O REMARK 620 2 PHE B 306 O 102.0 REMARK 620 3 SER B 308 O 93.7 85.8 REMARK 620 4 HOH B 699 O 86.6 168.2 102.0 REMARK 620 5 HOH B 732 O 111.8 76.4 151.2 93.0 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 NA B 676 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IPL A 674 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP B 675 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1K8X RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF ALPHAT183V MUTANT OF TRYPTOPHAN SYNTHASE FROM REMARK 900 SALMONELLA TYPHIMURIUM DBREF 1KFC A 1 268 UNP P00929 TRPA_SALTY 1 268 DBREF 1KFC B 1 397 UNP P0A2K1 TRPB_SALTY 1 397 SEQADV 1KFC ILE A 87 UNP P00929 LEU 87 CLONING ARTIFACT SEQADV 1KFC VAL A 183 UNP P00929 THR 183 ENGINEERED MUTATION SEQRES 1 A 268 MET GLU ARG TYR GLU ASN LEU PHE ALA GLN LEU ASN ASP SEQRES 2 A 268 ARG ARG GLU GLY ALA PHE VAL PRO PHE VAL THR LEU GLY SEQRES 3 A 268 ASP PRO GLY ILE GLU GLN SER LEU LYS ILE ILE ASP THR SEQRES 4 A 268 LEU ILE ASP ALA GLY ALA ASP ALA LEU GLU LEU GLY VAL SEQRES 5 A 268 PRO PHE SER ASP PRO LEU ALA ASP GLY PRO THR ILE GLN SEQRES 6 A 268 ASN ALA ASN LEU ARG ALA PHE ALA ALA GLY VAL THR PRO SEQRES 7 A 268 ALA GLN CYS PHE GLU MET LEU ALA ILE ILE ARG GLU LYS SEQRES 8 A 268 HIS PRO THR ILE PRO ILE GLY LEU LEU MET TYR ALA ASN SEQRES 9 A 268 LEU VAL PHE ASN ASN GLY ILE ASP ALA PHE TYR ALA ARG SEQRES 10 A 268 CYS GLU GLN VAL GLY VAL ASP SER VAL LEU VAL ALA ASP SEQRES 11 A 268 VAL PRO VAL GLU GLU SER ALA PRO PHE ARG GLN ALA ALA SEQRES 12 A 268 LEU ARG HIS ASN ILE ALA PRO ILE PHE ILE CYS PRO PRO SEQRES 13 A 268 ASN ALA ASP ASP ASP LEU LEU ARG GLN VAL ALA SER TYR SEQRES 14 A 268 GLY ARG GLY TYR THR TYR LEU LEU SER ARG SER GLY VAL SEQRES 15 A 268 VAL GLY ALA GLU ASN ARG GLY ALA LEU PRO LEU HIS HIS SEQRES 16 A 268 LEU ILE GLU LYS LEU LYS GLU TYR HIS ALA ALA PRO ALA SEQRES 17 A 268 LEU GLN GLY PHE GLY ILE SER SER PRO GLU GLN VAL SER SEQRES 18 A 268 ALA ALA VAL ARG ALA GLY ALA ALA GLY ALA ILE SER GLY SEQRES 19 A 268 SER ALA ILE VAL LYS ILE ILE GLU LYS ASN LEU ALA SER SEQRES 20 A 268 PRO LYS GLN MET LEU ALA GLU LEU ARG SER PHE VAL SER SEQRES 21 A 268 ALA MET LYS ALA ALA SER ARG ALA SEQRES 1 B 397 MET THR THR LEU LEU ASN PRO TYR PHE GLY GLU PHE GLY SEQRES 2 B 397 GLY MET TYR VAL PRO GLN ILE LEU MET PRO ALA LEU ASN SEQRES 3 B 397 GLN LEU GLU GLU ALA PHE VAL SER ALA GLN LYS ASP PRO SEQRES 4 B 397 GLU PHE GLN ALA GLN PHE ALA ASP LEU LEU LYS ASN TYR SEQRES 5 B 397 ALA GLY ARG PRO THR ALA LEU THR LYS CYS GLN ASN ILE SEQRES 6 B 397 THR ALA GLY THR ARG THR THR LEU TYR LEU LYS ARG GLU SEQRES 7 B 397 ASP LEU LEU HIS GLY GLY ALA HIS LYS THR ASN GLN VAL SEQRES 8 B 397 LEU GLY GLN ALA LEU LEU ALA LYS ARG MET GLY LYS SER SEQRES 9 B 397 GLU ILE ILE ALA GLU THR GLY ALA GLY GLN HIS GLY VAL SEQRES 10 B 397 ALA SER ALA LEU ALA SER ALA LEU LEU GLY LEU LYS CYS SEQRES 11 B 397 ARG ILE TYR MET GLY ALA LYS ASP VAL GLU ARG GLN SER SEQRES 12 B 397 PRO ASN VAL PHE ARG MET ARG LEU MET GLY ALA GLU VAL SEQRES 13 B 397 ILE PRO VAL HIS SER GLY SER ALA THR LEU LYS ASP ALA SEQRES 14 B 397 CYS ASN GLU ALA LEU ARG ASP TRP SER GLY SER TYR GLU SEQRES 15 B 397 THR ALA HIS TYR MET LEU GLY THR ALA ALA GLY PRO HIS SEQRES 16 B 397 PRO TYR PRO THR ILE VAL ARG GLU PHE GLN ARG MET ILE SEQRES 17 B 397 GLY GLU GLU THR LYS ALA GLN ILE LEU ASP LYS GLU GLY SEQRES 18 B 397 ARG LEU PRO ASP ALA VAL ILE ALA CYS VAL GLY GLY GLY SEQRES 19 B 397 SER ASN ALA ILE GLY MET PHE ALA ASP PHE ILE ASN ASP SEQRES 20 B 397 THR SER VAL GLY LEU ILE GLY VAL GLU PRO GLY GLY HIS SEQRES 21 B 397 GLY ILE GLU THR GLY GLU HIS GLY ALA PRO LEU LYS HIS SEQRES 22 B 397 GLY ARG VAL GLY ILE TYR PHE GLY MET LYS ALA PRO MET SEQRES 23 B 397 MET GLN THR ALA ASP GLY GLN ILE GLU GLU SER TYR SER SEQRES 24 B 397 ILE SER ALA GLY LEU ASP PHE PRO SER VAL GLY PRO GLN SEQRES 25 B 397 HIS ALA TYR LEU ASN SER ILE GLY ARG ALA ASP TYR VAL SEQRES 26 B 397 SER ILE THR ASP ASP GLU ALA LEU GLU ALA PHE LYS THR SEQRES 27 B 397 LEU CYS ARG HIS GLU GLY ILE ILE PRO ALA LEU GLU SER SEQRES 28 B 397 SER HIS ALA LEU ALA HIS ALA LEU LYS MET MET ARG GLU SEQRES 29 B 397 GLN PRO GLU LYS GLU GLN LEU LEU VAL VAL ASN LEU SER SEQRES 30 B 397 GLY ARG GLY ASP LYS ASP ILE PHE THR VAL HIS ASP ILE SEQRES 31 B 397 LEU LYS ALA ARG GLY GLU ILE HET IPL A 674 17 HET NA B 676 1 HET PLP B 675 15 HETNAM IPL INDOLE-3-PROPANOL PHOSPHATE HETNAM NA SODIUM ION HETNAM PLP PYRIDOXAL-5'-PHOSPHATE HETSYN PLP VITAMIN B6 PHOSPHATE FORMUL 3 IPL C11 H14 N O4 P FORMUL 4 NA NA 1+ FORMUL 5 PLP C8 H10 N O6 P FORMUL 6 HOH *671(H2 O) HELIX 1 1 GLU A 2 ARG A 14 1 13 HELIX 2 2 GLY A 29 ALA A 43 1 15 HELIX 3 3 GLY A 61 ALA A 74 1 14 HELIX 4 4 THR A 77 HIS A 92 1 16 HELIX 5 5 TYR A 102 ASN A 108 1 7 HELIX 6 6 GLY A 110 GLY A 122 1 13 HELIX 7 7 PRO A 132 GLU A 135 5 4 HELIX 8 8 SER A 136 HIS A 146 1 11 HELIX 9 9 ASP A 159 GLY A 170 1 12 HELIX 10 10 LEU A 193 TYR A 203 1 11 HELIX 11 11 SER A 216 ALA A 226 1 11 HELIX 12 12 GLY A 234 ASN A 244 1 11 HELIX 13 13 SER A 247 ALA A 265 1 19 HELIX 14 14 PRO B 18 ILE B 20 5 3 HELIX 15 15 LEU B 21 LYS B 37 1 17 HELIX 16 16 ASP B 38 TYR B 52 1 15 HELIX 17 17 CYS B 62 ALA B 67 1 6 HELIX 18 18 ASP B 79 LEU B 81 5 3 HELIX 19 19 HIS B 86 MET B 101 1 16 HELIX 20 20 GLY B 113 GLY B 127 1 15 HELIX 21 21 ALA B 136 GLN B 142 1 7 HELIX 22 22 GLN B 142 MET B 152 1 11 HELIX 23 23 THR B 165 TYR B 181 1 17 HELIX 24 24 PRO B 196 PHE B 204 1 9 HELIX 25 25 ARG B 206 GLY B 221 1 16 HELIX 26 26 GLY B 234 ALA B 242 1 9 HELIX 27 27 ASP B 243 ILE B 245 5 3 HELIX 28 28 GLY B 261 GLY B 265 5 5 HELIX 29 29 ALA B 269 GLY B 274 1 6 HELIX 30 30 SER B 301 ASP B 305 5 5 HELIX 31 31 GLY B 310 ILE B 319 1 10 HELIX 32 32 ASP B 329 GLY B 344 1 16 HELIX 33 33 ALA B 348 GLN B 365 1 18 HELIX 34 34 GLY B 380 LYS B 382 5 3 HELIX 35 35 ASP B 383 ALA B 393 1 11 SHEET 1 A 9 ALA A 149 ILE A 151 0 SHEET 2 A 9 SER A 125 VAL A 128 1 N VAL A 126 O ILE A 151 SHEET 3 A 9 ILE A 97 MET A 101 1 N MET A 101 O LEU A 127 SHEET 4 A 9 LEU A 48 GLY A 51 1 N LEU A 50 O GLY A 98 SHEET 5 A 9 ALA A 18 THR A 24 1 N VAL A 23 O GLY A 51 SHEET 6 A 9 GLY A 230 SER A 233 1 O ALA A 231 N VAL A 20 SHEET 7 A 9 ALA A 208 GLY A 211 1 N GLN A 210 O ILE A 232 SHEET 8 A 9 THR A 174 LEU A 177 1 N THR A 174 O LEU A 209 SHEET 9 A 9 ILE A 153 CYS A 154 1 N CYS A 154 O TYR A 175 SHEET 1 B 4 TYR B 8 PHE B 9 0 SHEET 2 B 4 PHE B 12 TYR B 16 -1 O PHE B 12 N PHE B 9 SHEET 3 B 4 GLY B 281 MET B 286 -1 O GLY B 281 N TYR B 16 SHEET 4 B 4 ARG B 275 TYR B 279 -1 N GLY B 277 O ALA B 284 SHEET 1 C 6 LEU B 59 LYS B 61 0 SHEET 2 C 6 THR B 71 ARG B 77 -1 O LEU B 75 N THR B 60 SHEET 3 C 6 GLN B 370 LEU B 376 1 O LEU B 372 N THR B 72 SHEET 4 C 6 ALA B 226 CYS B 230 1 N ILE B 228 O ASN B 375 SHEET 5 C 6 GLY B 251 GLY B 259 1 O ILE B 253 N VAL B 227 SHEET 6 C 6 ASP B 323 THR B 328 1 O VAL B 325 N GLU B 256 SHEET 1 D 4 GLU B 155 VAL B 159 0 SHEET 2 D 4 LYS B 129 GLY B 135 1 N ILE B 132 O ILE B 157 SHEET 3 D 4 GLU B 105 THR B 110 1 N ALA B 108 O TYR B 133 SHEET 4 D 4 ALA B 184 MET B 187 1 O MET B 187 N ILE B 107 LINK NZ LYS B 87 C4A PLP B 675 1555 1555 1.35 LINK O GLY B 232 NA NA B 676 1555 1555 2.25 LINK O PHE B 306 NA NA B 676 1555 1555 2.36 LINK O SER B 308 NA NA B 676 1555 1555 2.31 LINK NA NA B 676 O HOH B 699 1555 1555 2.39 LINK NA NA B 676 O HOH B 732 1555 1555 2.37 CISPEP 1 ASP A 27 PRO A 28 0 0.41 CISPEP 2 ARG B 55 PRO B 56 0 0.00 CISPEP 3 HIS B 195 PRO B 196 0 2.14 SITE 1 AC1 5 GLY B 232 PHE B 306 SER B 308 HOH B 699 SITE 2 AC1 5 HOH B 732 SITE 1 AC2 13 PHE A 22 ASP A 60 LEU A 100 ILE A 153 SITE 2 AC2 13 TYR A 175 PHE A 212 GLY A 213 ILE A 232 SITE 3 AC2 13 GLY A 234 SER A 235 HOH A 695 HOH A 814 SITE 4 AC2 13 HOH A 927 SITE 1 AC3 18 HIS B 86 LYS B 87 GLN B 114 THR B 190 SITE 2 AC3 18 CYS B 230 GLY B 232 GLY B 233 GLY B 234 SITE 3 AC3 18 SER B 235 ASN B 236 GLY B 303 GLU B 350 SITE 4 AC3 18 SER B 377 GLY B 378 HOH B 680 HOH B 734 SITE 5 AC3 18 HOH B 895 HOH B 906 CRYST1 181.419 60.343 66.991 90.00 94.56 90.00 C 1 2 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 0.005512 0.000000 0.000440 0.00000 SCALE2 0.000000 0.016572 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014975 0.00000