HEADER TRANSFERASE 09-DEC-04 1Y7L TITLE O-ACETYLSERINE SULFHYDRYLASE COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: O-ACETYLSERINE SULFHYDRYLASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CYSTEINE SYNTHASE; O-ACETYLSERINE (THIOL)-LYASE; CSASE; COMPND 5 EC: 2.5.1.47; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: DECAMER FRAGMENT OF SERINE ACETYLTRANSFERASE; COMPND 9 CHAIN: P; COMPND 10 FRAGMENT: RESIDUES 258-267; COMPND 11 SYNONYM: SAT FRAGMENT; E.C.2.3.1.30; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HAEMOPHILUS INFLUENZAE; SOURCE 3 ORGANISM_TAXID: 727; SOURCE 4 GENE: CYSK; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET28A; SOURCE 10 MOL_ID: 2; SOURCE 11 SYNTHETIC: YES; SOURCE 12 OTHER_DETAILS: SEQUENCE OCCURS NATUARALLY IN HAEMOPHILUS INFLUENZAE, SOURCE 13 GENE CYSE KEYWDS X-RAY CRYSTALLOGRAPHY; SULFHYDRYLASE, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR B.HUANG,M.W.VETTING,S.L.RODERICK REVDAT 4 15-NOV-23 1Y7L 1 REMARK REVDAT 3 23-AUG-23 1Y7L 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 1Y7L 1 VERSN REVDAT 1 26-APR-05 1Y7L 0 JRNL AUTH B.HUANG,M.W.VETTING,S.L.RODERICK JRNL TITL THE ACTIVE SITE OF O-ACETYLSERINE SULFHYDRYLASE IS THE JRNL TITL 2 ANCHOR POINT FOR BIENZYME COMPLEX FORMATION WITH SERINE JRNL TITL 3 ACETYLTRANSFERASE. JRNL REF J.BACTERIOL. V. 187 3201 2005 JRNL REFN ISSN 0021-9193 JRNL PMID 15838047 JRNL DOI 10.1128/JB.187.9.3201-3205.2005 REMARK 2 REMARK 2 RESOLUTION. 1.55 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 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) : 1.55 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.21 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1779277.210 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 95.8 REMARK 3 NUMBER OF REFLECTIONS : 40060 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) : 0.197 REMARK 3 FREE R VALUE : 0.207 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 2031 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 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) : 1.55 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.65 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 88.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 5784 REMARK 3 BIN R VALUE (WORKING SET) : 0.2900 REMARK 3 BIN FREE R VALUE : 0.3150 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 341 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.017 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2349 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 247 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.27000 REMARK 3 B22 (A**2) : -1.27000 REMARK 3 B33 (A**2) : 2.55000 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) : 0.18 REMARK 3 ESD FROM SIGMAA (A) : 0.11 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) : 0.19 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.11 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.011 REMARK 3 BOND ANGLES (DEGREES) : 2.100 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.10 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) : 0.950 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.290 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.540 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.240 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.41 REMARK 3 BSOL : 48.67 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 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : KPL.PAR REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : KPL.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1Y7L COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-DEC-04. REMARK 100 THE DEPOSITION ID IS D_1000031216. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-MAR-04 REMARK 200 TEMPERATURE (KELVIN) : 125 REMARK 200 PH : 7.5 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 RUH3R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : OSMIC MIRRORS REMARK 200 OPTICS : OSMIC MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 40063 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.550 REMARK 200 RESOLUTION RANGE LOW (A) : 20.210 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.9 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.07100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.55 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.65 REMARK 200 COMPLETENESS FOR SHELL (%) : 88.4 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: EPMR REMARK 200 STARTING MODEL: 1OAS REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.40 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.17 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, PEG 400, HEPES, PH REMARK 280 7.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 41 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 3555 -Y,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X,Z+3/4 REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X,-Y,Z REMARK 290 7555 -Y+1/2,X,Z+3/4 REMARK 290 8555 Y,-X+1/2,Z+1/4 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 56.28450 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 56.28450 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 22.89950 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 56.28450 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 11.44975 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 56.28450 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 34.34925 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 56.28450 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 56.28450 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 22.89950 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 7 0.000000 -1.000000 0.000000 56.28450 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 34.34925 REMARK 290 SMTRY1 8 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 56.28450 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 11.44975 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 BIOLOGICAL UNIT IS A DIMER. REMARK 300 REMARK 300 THE SECOND SUBUNIT IS GENERATED BY THE TWO FOLD AXIS: -X,-Y,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: TETRAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, P 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 0.00000 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 MET A 1 REMARK 465 GLU A 312 REMARK 465 GLY A 313 REMARK 465 ILE A 314 REMARK 465 GLU A 315 REMARK 465 GLY A 316 REMARK 465 GLY P 258 REMARK 465 ILE P 259 REMARK 465 ASP P 260 REMARK 465 ASP P 261 REMARK 465 GLY P 262 REMARK 465 MET P 263 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 NH1 ARG A 35 O HOH A 6241 6555 2.12 REMARK 500 REMARK 500 REMARK: NULL 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 PHE A 311 CA - C - O ANGL. DEV. = -31.0 DEGREES REMARK 500 ASN P 264 O - C - N ANGL. DEV. = -13.4 DEGREES REMARK 500 LEU P 265 C - N - CA ANGL. DEV. = 16.3 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 MET A 92 148.48 -170.97 REMARK 500 ASP A 134 71.69 -162.70 REMARK 500 LYS A 142 73.05 49.74 REMARK 500 THR A 156 -66.48 -124.15 REMARK 500 SER A 207 65.17 -150.17 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 SO4 A 6000 DBREF 1Y7L A 1 316 UNP P45040 CYSK_HAEIN 1 316 DBREF 1Y7L P 258 267 UNP P43886 CYSE_HAEIN 258 267 SEQADV 1Y7L LLP A 42 UNP P45040 LYS 42 MODIFIED RESIDUE SEQRES 1 A 316 MET ALA ILE TYR ALA ASP ASN SER TYR SER ILE GLY ASN SEQRES 2 A 316 THR PRO LEU VAL ARG LEU LYS HIS PHE GLY HIS ASN GLY SEQRES 3 A 316 ASN VAL VAL VAL LYS ILE GLU GLY ARG ASN PRO SER TYR SEQRES 4 A 316 SER VAL LLP CYS ARG ILE GLY ALA ASN MET VAL TRP GLN SEQRES 5 A 316 ALA GLU LYS ASP GLY THR LEU THR LYS GLY LYS GLU ILE SEQRES 6 A 316 VAL ASP ALA THR SER GLY ASN THR GLY ILE ALA LEU ALA SEQRES 7 A 316 TYR VAL ALA ALA ALA ARG GLY TYR LYS ILE THR LEU THR SEQRES 8 A 316 MET PRO GLU THR MET SER LEU GLU ARG LYS ARG LEU LEU SEQRES 9 A 316 CYS GLY LEU GLY VAL ASN LEU VAL LEU THR GLU GLY ALA SEQRES 10 A 316 LYS GLY MET LYS GLY ALA ILE ALA LYS ALA GLU GLU ILE SEQRES 11 A 316 VAL ALA SER ASP PRO SER ARG TYR VAL MET LEU LYS GLN SEQRES 12 A 316 PHE GLU ASN PRO ALA ASN PRO GLN ILE HIS ARG GLU THR SEQRES 13 A 316 THR GLY PRO GLU ILE TRP LYS ASP THR ASP GLY LYS VAL SEQRES 14 A 316 ASP VAL VAL VAL ALA GLY VAL GLY THR GLY GLY SER ILE SEQRES 15 A 316 THR GLY ILE SER ARG ALA ILE LYS LEU ASP PHE GLY LYS SEQRES 16 A 316 GLN ILE THR SER VAL ALA VAL GLU PRO VAL GLU SER PRO SEQRES 17 A 316 VAL ILE SER GLN THR LEU ALA GLY GLU GLU VAL LYS PRO SEQRES 18 A 316 GLY PRO HIS LYS ILE GLN GLY ILE GLY ALA GLY PHE ILE SEQRES 19 A 316 PRO LYS ASN LEU ASP LEU SER ILE ILE ASP ARG VAL GLU SEQRES 20 A 316 THR VAL ASP SER ASP THR ALA LEU ALA THR ALA ARG ARG SEQRES 21 A 316 LEU MET ALA GLU GLU GLY ILE LEU ALA GLY ILE SER SER SEQRES 22 A 316 GLY ALA ALA VAL ALA ALA ALA ASP ARG LEU ALA LYS LEU SEQRES 23 A 316 PRO GLU PHE ALA ASP LYS LEU ILE VAL VAL ILE LEU PRO SEQRES 24 A 316 SER ALA SER GLU ARG TYR LEU SER THR ALA LEU PHE GLU SEQRES 25 A 316 GLY ILE GLU GLY SEQRES 1 P 10 GLY ILE ASP ASP GLY MET ASN LEU ASN ILE MODRES 1Y7L LLP A 42 LYS HET LLP A 42 24 HET SO4 A6000 5 HETNAM LLP (2S)-2-AMINO-6-[[3-HYDROXY-2-METHYL-5- HETNAM 2 LLP (PHOSPHONOOXYMETHYL)PYRIDIN-4- HETNAM 3 LLP YL]METHYLIDENEAMINO]HEXANOIC ACID HETNAM SO4 SULFATE ION HETSYN LLP N'-PYRIDOXYL-LYSINE-5'-MONOPHOSPHATE FORMUL 1 LLP C14 H22 N3 O7 P FORMUL 3 SO4 O4 S 2- FORMUL 4 HOH *247(H2 O) HELIX 1 1 ASP A 6 ILE A 11 5 6 HELIX 2 2 ASN A 36 SER A 40 5 5 HELIX 3 3 VAL A 41 ASP A 56 1 16 HELIX 4 4 GLY A 71 GLY A 85 1 15 HELIX 5 5 SER A 97 LEU A 107 1 11 HELIX 6 6 GLU A 115 ALA A 117 5 3 HELIX 7 7 LYS A 118 ASP A 134 1 17 HELIX 8 8 PRO A 147 THR A 156 1 10 HELIX 9 9 THR A 156 THR A 165 1 10 HELIX 10 10 GLY A 179 ASP A 192 1 14 HELIX 11 11 PRO A 208 GLY A 216 1 9 HELIX 12 12 ASP A 239 ILE A 243 5 5 HELIX 13 13 ASP A 250 GLY A 266 1 17 HELIX 14 14 GLY A 270 LYS A 285 1 16 HELIX 15 15 LEU A 286 ALA A 290 5 5 SHEET 1 A 6 LEU A 16 ARG A 18 0 SHEET 2 A 6 VAL A 28 ILE A 32 -1 O VAL A 30 N VAL A 17 SHEET 3 A 6 LEU A 293 LEU A 298 1 O VAL A 296 N LYS A 31 SHEET 4 A 6 VAL A 169 GLY A 175 1 N VAL A 171 O VAL A 295 SHEET 5 A 6 THR A 198 PRO A 204 1 O VAL A 200 N VAL A 172 SHEET 6 A 6 ARG A 245 VAL A 249 1 O GLU A 247 N ALA A 201 SHEET 1 B 4 ASN A 110 THR A 114 0 SHEET 2 B 4 ILE A 88 PRO A 93 1 N ILE A 88 O ASN A 110 SHEET 3 B 4 GLU A 64 ASP A 67 1 N ASP A 67 O THR A 91 SHEET 4 B 4 TYR A 138 VAL A 139 1 O VAL A 139 N VAL A 66 LINK C VAL A 41 N LLP A 42 1555 1555 1.33 LINK C LLP A 42 N CYS A 43 1555 1555 1.33 SITE 1 AC1 5 HIS A 24 ASN A 25 ARG A 154 HOH A6134 SITE 2 AC1 5 HOH A6234 CRYST1 112.569 112.569 45.799 90.00 90.00 90.00 I 41 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 0.008883 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008883 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021835 0.00000