HEADER LYASE 18-APR-03 1P3W TITLE X-RAY CRYSTAL STRUCTURE OF E. COLI ISCS COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYSTEINE DESULFURASE; COMPND 3 CHAIN: B, A; COMPND 4 SYNONYM: THII TRANSPERSULFIDASE, NIFS PROTEIN HOMOLOG; COMPND 5 EC: 4.4.1.-; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: ISCS OR B2530 OR C3056 OR Z3797 OR ECS3396 OR SF2577; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS IRON SULFUR CLUSTER, NIFS, CSDB, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR J.R.CUPP-VICKERY,L.E.VICKERY,H.URBINA REVDAT 5 03-APR-24 1P3W 1 REMARK LINK REVDAT 4 31-JAN-18 1P3W 1 REMARK REVDAT 3 13-JUL-11 1P3W 1 VERSN REVDAT 2 24-FEB-09 1P3W 1 VERSN REVDAT 1 22-JUL-03 1P3W 0 JRNL AUTH J.R.CUPP-VICKERY,H.URBINA,L.E.VICKERY JRNL TITL CRYSTAL STRUCTURE OF ISCS, A CYSTEINE DESULFURASE FROM JRNL TITL 2 ESCHERICHIA COLI JRNL REF J.MOL.BIOL. V. 330 1049 2003 JRNL REFN ISSN 0022-2836 JRNL PMID 12860127 JRNL DOI 10.1016/S0022-2836(03)00690-9 REMARK 2 REMARK 2 RESOLUTION. 2.10 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) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 5.00 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) (%) : 97.0 REMARK 3 NUMBER OF REFLECTIONS : 46748 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) : 0.206 REMARK 3 FREE R VALUE : 0.236 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 4694 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) : 2.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.11 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 93.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2440 REMARK 3 BIN FREE R VALUE : 0.2610 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 85 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 : 5988 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 30 REMARK 3 SOLVENT ATOMS : 625 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) : NULL 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) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL 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 1P3W COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-APR-03. REMARK 100 THE DEPOSITION ID IS D_1000018975. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 103 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL9-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA, CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 46748 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.0 REMARK 200 DATA REDUNDANCY : 3.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06800 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 7.1000 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) : 2.27 REMARK 200 COMPLETENESS FOR SHELL (%) : 93.3 REMARK 200 DATA REDUNDANCY IN SHELL : 3.10 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.24500 REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.700 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: T.M. NIFS REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.51 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.19 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG, PH 7.5, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 22.1K, TEMPERATURE 295.1K 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 36.85450 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 54.30850 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 50.98700 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 54.30850 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 36.85450 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 50.98700 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 300 REMARK: BIOLOGICAL UNIT IS A DIMER. 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: 5780 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 28210 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -26.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, 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 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 B 1 REMARK 465 CYS B 328 REMARK 465 THR B 329 REMARK 465 SER B 330 REMARK 465 ALA B 331 REMARK 465 SER B 332 REMARK 465 LEU B 333 REMARK 465 GLY B 393 REMARK 465 VAL B 394 REMARK 465 ASP B 395 REMARK 465 LEU B 396 REMARK 465 ASN B 397 REMARK 465 SER B 398 REMARK 465 ILE B 399 REMARK 465 GLU B 400 REMARK 465 TRP B 401 REMARK 465 ALA B 402 REMARK 465 HIS B 403 REMARK 465 HIS B 404 REMARK 465 MET A 1 REMARK 465 CYS A 328 REMARK 465 THR A 329 REMARK 465 SER A 330 REMARK 465 ALA A 331 REMARK 465 SER A 332 REMARK 465 LEU A 333 REMARK 465 GLY A 393 REMARK 465 VAL A 394 REMARK 465 ASP A 395 REMARK 465 LEU A 396 REMARK 465 ASN A 397 REMARK 465 SER A 398 REMARK 465 ILE A 399 REMARK 465 GLU A 400 REMARK 465 TRP A 401 REMARK 465 ALA A 402 REMARK 465 HIS A 403 REMARK 465 HIS A 404 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 LYS B 2 CG CD CE NZ REMARK 470 LEU B 3 CG CD1 CD2 REMARK 470 LEU B 293 CG CD1 CD2 REMARK 470 GLU B 311 CG CD OE1 OE2 REMARK 470 LYS B 318 CG CD CE NZ REMARK 470 GLU B 334 CG CD OE1 OE2 REMARK 470 GLN B 392 CG CD OE1 NE2 REMARK 470 LYS A 2 CG CD CE NZ REMARK 470 LEU A 3 CG CD1 CD2 REMARK 470 LEU A 293 CG CD1 CD2 REMARK 470 GLU A 311 CG CD OE1 OE2 REMARK 470 LYS A 318 CG CD CE NZ REMARK 470 GLU A 334 CG CD OE1 OE2 REMARK 470 GLN A 392 CG CD OE1 NE2 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 LEU B 3 172.52 53.37 REMARK 500 MET B 27 -60.83 -135.20 REMARK 500 ARG B 240 101.98 -166.67 REMARK 500 GLU B 285 -86.18 -21.40 REMARK 500 GLU B 286 71.61 -107.60 REMARK 500 SER B 351 44.94 -91.43 REMARK 500 LYS B 391 28.67 -66.44 REMARK 500 LEU A 3 171.22 55.21 REMARK 500 PRO A 4 107.77 -58.58 REMARK 500 MET A 27 -60.72 -135.61 REMARK 500 LYS A 196 56.14 -90.66 REMARK 500 ARG A 240 106.62 -164.43 REMARK 500 GLU A 285 -91.71 -21.52 REMARK 500 GLU A 286 79.63 -105.34 REMARK 500 ASP A 292 103.16 -170.42 REMARK 500 LEU A 293 18.89 -67.62 REMARK 500 GLU A 294 -53.76 -121.65 REMARK 500 LEU A 317 37.14 -91.78 REMARK 500 SER A 351 47.94 -87.59 REMARK 500 LYS A 391 68.18 -67.30 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP B 764 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP A 764 DBREF 1P3W A 1 404 UNP P0A6B7 ISCS_ECOLI 1 404 DBREF 1P3W B 1 404 UNP P0A6B7 ISCS_ECOLI 1 404 SEQRES 1 B 404 MET LYS LEU PRO ILE TYR LEU ASP TYR SER ALA THR THR SEQRES 2 B 404 PRO VAL ASP PRO ARG VAL ALA GLU LYS MET MET GLN PHE SEQRES 3 B 404 MET THR MET ASP GLY THR PHE GLY ASN PRO ALA SER ARG SEQRES 4 B 404 SER HIS ARG PHE GLY TRP GLN ALA GLU GLU ALA VAL ASP SEQRES 5 B 404 ILE ALA ARG ASN GLN ILE ALA ASP LEU VAL GLY ALA ASP SEQRES 6 B 404 PRO ARG GLU ILE VAL PHE THR SER GLY ALA THR GLU SER SEQRES 7 B 404 ASP ASN LEU ALA ILE LYS GLY ALA ALA ASN PHE TYR GLN SEQRES 8 B 404 LYS LYS GLY LYS HIS ILE ILE THR SER LYS THR GLU HIS SEQRES 9 B 404 LYS ALA VAL LEU ASP THR CYS ARG GLN LEU GLU ARG GLU SEQRES 10 B 404 GLY PHE GLU VAL THR TYR LEU ALA PRO GLN ARG ASN GLY SEQRES 11 B 404 ILE ILE ASP LEU LYS GLU LEU GLU ALA ALA MET ARG ASP SEQRES 12 B 404 ASP THR ILE LEU VAL SER ILE MET HIS VAL ASN ASN GLU SEQRES 13 B 404 ILE GLY VAL VAL GLN ASP ILE ALA ALA ILE GLY GLU MET SEQRES 14 B 404 CYS ARG ALA ARG GLY ILE ILE TYR HIS VAL ASP ALA THR SEQRES 15 B 404 GLN SER VAL GLY LYS LEU PRO ILE ASP LEU SER GLN LEU SEQRES 16 B 404 LYS VAL ASP LEU MET SER PHE SER GLY HIS LYS ILE TYR SEQRES 17 B 404 GLY PRO LYS GLY ILE GLY ALA LEU TYR VAL ARG ARG LYS SEQRES 18 B 404 PRO ARG VAL ARG ILE GLU ALA GLN MET HIS GLY GLY GLY SEQRES 19 B 404 HIS GLU ARG GLY MET ARG SER GLY THR LEU PRO VAL HIS SEQRES 20 B 404 GLN ILE VAL GLY MET GLY GLU ALA TYR ARG ILE ALA LYS SEQRES 21 B 404 GLU GLU MET ALA THR GLU MET GLU ARG LEU ARG GLY LEU SEQRES 22 B 404 ARG ASN ARG LEU TRP ASN GLY ILE LYS ASP ILE GLU GLU SEQRES 23 B 404 VAL TYR LEU ASN GLY ASP LEU GLU HIS GLY ALA PRO ASN SEQRES 24 B 404 ILE LEU ASN VAL SER PHE ASN TYR VAL GLU GLY GLU SER SEQRES 25 B 404 LEU ILE MET ALA LEU LYS ASP LEU ALA VAL SER SER GLY SEQRES 26 B 404 SER ALA CYS THR SER ALA SER LEU GLU PRO SER TYR VAL SEQRES 27 B 404 LEU ARG ALA LEU GLY LEU ASN ASP GLU LEU ALA HIS SER SEQRES 28 B 404 SER ILE ARG PHE SER LEU GLY ARG PHE THR THR GLU GLU SEQRES 29 B 404 GLU ILE ASP TYR THR ILE GLU LEU VAL ARG LYS SER ILE SEQRES 30 B 404 GLY ARG LEU ARG ASP LEU SER PRO LEU TRP GLU MET TYR SEQRES 31 B 404 LYS GLN GLY VAL ASP LEU ASN SER ILE GLU TRP ALA HIS SEQRES 32 B 404 HIS SEQRES 1 A 404 MET LYS LEU PRO ILE TYR LEU ASP TYR SER ALA THR THR SEQRES 2 A 404 PRO VAL ASP PRO ARG VAL ALA GLU LYS MET MET GLN PHE SEQRES 3 A 404 MET THR MET ASP GLY THR PHE GLY ASN PRO ALA SER ARG SEQRES 4 A 404 SER HIS ARG PHE GLY TRP GLN ALA GLU GLU ALA VAL ASP SEQRES 5 A 404 ILE ALA ARG ASN GLN ILE ALA ASP LEU VAL GLY ALA ASP SEQRES 6 A 404 PRO ARG GLU ILE VAL PHE THR SER GLY ALA THR GLU SER SEQRES 7 A 404 ASP ASN LEU ALA ILE LYS GLY ALA ALA ASN PHE TYR GLN SEQRES 8 A 404 LYS LYS GLY LYS HIS ILE ILE THR SER LYS THR GLU HIS SEQRES 9 A 404 LYS ALA VAL LEU ASP THR CYS ARG GLN LEU GLU ARG GLU SEQRES 10 A 404 GLY PHE GLU VAL THR TYR LEU ALA PRO GLN ARG ASN GLY SEQRES 11 A 404 ILE ILE ASP LEU LYS GLU LEU GLU ALA ALA MET ARG ASP SEQRES 12 A 404 ASP THR ILE LEU VAL SER ILE MET HIS VAL ASN ASN GLU SEQRES 13 A 404 ILE GLY VAL VAL GLN ASP ILE ALA ALA ILE GLY GLU MET SEQRES 14 A 404 CYS ARG ALA ARG GLY ILE ILE TYR HIS VAL ASP ALA THR SEQRES 15 A 404 GLN SER VAL GLY LYS LEU PRO ILE ASP LEU SER GLN LEU SEQRES 16 A 404 LYS VAL ASP LEU MET SER PHE SER GLY HIS LYS ILE TYR SEQRES 17 A 404 GLY PRO LYS GLY ILE GLY ALA LEU TYR VAL ARG ARG LYS SEQRES 18 A 404 PRO ARG VAL ARG ILE GLU ALA GLN MET HIS GLY GLY GLY SEQRES 19 A 404 HIS GLU ARG GLY MET ARG SER GLY THR LEU PRO VAL HIS SEQRES 20 A 404 GLN ILE VAL GLY MET GLY GLU ALA TYR ARG ILE ALA LYS SEQRES 21 A 404 GLU GLU MET ALA THR GLU MET GLU ARG LEU ARG GLY LEU SEQRES 22 A 404 ARG ASN ARG LEU TRP ASN GLY ILE LYS ASP ILE GLU GLU SEQRES 23 A 404 VAL TYR LEU ASN GLY ASP LEU GLU HIS GLY ALA PRO ASN SEQRES 24 A 404 ILE LEU ASN VAL SER PHE ASN TYR VAL GLU GLY GLU SER SEQRES 25 A 404 LEU ILE MET ALA LEU LYS ASP LEU ALA VAL SER SER GLY SEQRES 26 A 404 SER ALA CYS THR SER ALA SER LEU GLU PRO SER TYR VAL SEQRES 27 A 404 LEU ARG ALA LEU GLY LEU ASN ASP GLU LEU ALA HIS SER SEQRES 28 A 404 SER ILE ARG PHE SER LEU GLY ARG PHE THR THR GLU GLU SEQRES 29 A 404 GLU ILE ASP TYR THR ILE GLU LEU VAL ARG LYS SER ILE SEQRES 30 A 404 GLY ARG LEU ARG ASP LEU SER PRO LEU TRP GLU MET TYR SEQRES 31 A 404 LYS GLN GLY VAL ASP LEU ASN SER ILE GLU TRP ALA HIS SEQRES 32 A 404 HIS HET PLP B 764 15 HET PLP A 764 15 HETNAM PLP PYRIDOXAL-5'-PHOSPHATE HETSYN PLP VITAMIN B6 PHOSPHATE FORMUL 3 PLP 2(C8 H10 N O6 P) FORMUL 5 HOH *625(H2 O) HELIX 1 1 ASP B 16 MET B 24 1 9 HELIX 2 2 GLN B 25 MET B 27 5 3 HELIX 3 3 HIS B 41 GLY B 63 1 23 HELIX 4 4 ASP B 65 ARG B 67 5 3 HELIX 5 5 GLY B 74 GLN B 91 1 18 HELIX 6 6 LYS B 92 GLY B 94 5 3 HELIX 7 7 HIS B 104 GLU B 117 1 14 HELIX 8 8 ASP B 133 MET B 141 1 9 HELIX 9 9 ASP B 162 GLY B 174 1 13 HELIX 10 10 PRO B 245 GLY B 280 1 36 HELIX 11 11 GLU B 309 LEU B 317 1 9 HELIX 12 12 SER B 336 GLY B 343 1 8 HELIX 13 13 ASN B 345 SER B 351 1 7 HELIX 14 14 THR B 362 LEU B 383 1 22 HELIX 15 15 SER B 384 LYS B 391 1 8 HELIX 16 16 ASP A 16 GLN A 25 1 10 HELIX 17 17 HIS A 41 GLY A 63 1 23 HELIX 18 18 ASP A 65 ARG A 67 5 3 HELIX 19 19 GLY A 74 GLN A 91 1 18 HELIX 20 20 LYS A 92 GLY A 94 5 3 HELIX 21 21 HIS A 104 GLU A 117 1 14 HELIX 22 22 ASP A 133 MET A 141 1 9 HELIX 23 23 ASP A 162 ARG A 173 1 12 HELIX 24 24 PRO A 245 GLY A 280 1 36 HELIX 25 25 GLU A 309 LEU A 317 1 9 HELIX 26 26 SER A 336 GLY A 343 1 8 HELIX 27 27 ASN A 345 SER A 351 1 7 HELIX 28 28 THR A 362 LEU A 383 1 22 HELIX 29 29 SER A 384 LYS A 391 1 8 SHEET 1 A 2 ILE B 5 TYR B 6 0 SHEET 2 A 2 LEU B 320 ALA B 321 1 O ALA B 321 N ILE B 5 SHEET 1 B 7 ILE B 69 THR B 72 0 SHEET 2 B 7 GLY B 214 VAL B 218 -1 O GLY B 214 N THR B 72 SHEET 3 B 7 LEU B 199 SER B 203 -1 N MET B 200 O TYR B 217 SHEET 4 B 7 ILE B 176 ASP B 180 1 N VAL B 179 O LEU B 199 SHEET 5 B 7 THR B 145 SER B 149 1 N VAL B 148 O HIS B 178 SHEET 6 B 7 HIS B 96 SER B 100 1 N ILE B 98 O LEU B 147 SHEET 7 B 7 GLU B 120 LEU B 124 1 O LEU B 124 N THR B 99 SHEET 1 C 3 VAL B 287 ASN B 290 0 SHEET 2 C 3 ILE B 300 PHE B 305 -1 O ASN B 302 N ASN B 290 SHEET 3 C 3 SER B 352 SER B 356 -1 O PHE B 355 N LEU B 301 SHEET 1 D 2 ILE A 5 TYR A 6 0 SHEET 2 D 2 LEU A 320 ALA A 321 1 O ALA A 321 N ILE A 5 SHEET 1 E 7 ILE A 69 THR A 72 0 SHEET 2 E 7 GLY A 214 VAL A 218 -1 O LEU A 216 N VAL A 70 SHEET 3 E 7 LEU A 199 SER A 203 -1 N MET A 200 O TYR A 217 SHEET 4 E 7 ILE A 176 ASP A 180 1 N VAL A 179 O LEU A 199 SHEET 5 E 7 THR A 145 SER A 149 1 N VAL A 148 O HIS A 178 SHEET 6 E 7 HIS A 96 SER A 100 1 N ILE A 98 O LEU A 147 SHEET 7 E 7 GLU A 120 LEU A 124 1 O GLU A 120 N ILE A 97 SHEET 1 F 3 VAL A 287 LEU A 289 0 SHEET 2 F 3 ILE A 300 PHE A 305 -1 O SER A 304 N TYR A 288 SHEET 3 F 3 SER A 352 SER A 356 -1 O PHE A 355 N LEU A 301 LINK NZ LYS B 206 C4A PLP B 764 1555 1555 1.47 LINK NZ LYS A 206 C4A PLP A 764 1555 1555 1.47 CISPEP 1 LYS B 221 PRO B 222 0 -0.31 CISPEP 2 LYS A 221 PRO A 222 0 -0.49 SITE 1 AC1 16 THR A 243 HOH A 880 ALA B 75 THR B 76 SITE 2 AC1 16 HIS B 104 MET B 151 ASN B 155 ASP B 180 SITE 3 AC1 16 THR B 182 GLN B 183 SER B 203 HIS B 205 SITE 4 AC1 16 LYS B 206 HOH B 795 HOH B 848 HOH B 925 SITE 1 AC2 15 ALA A 75 THR A 76 HIS A 104 MET A 151 SITE 2 AC2 15 ASN A 155 ASP A 180 THR A 182 GLN A 183 SITE 3 AC2 15 SER A 203 HIS A 205 LYS A 206 HOH A 801 SITE 4 AC2 15 HOH A 823 HOH A 895 THR B 243 CRYST1 73.709 101.974 108.617 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 0.013567 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009806 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009207 0.00000