HEADER OXIDOREDUCTASE 25-JUL-01 1JNW TITLE ACTIVE SITE STRUCTURE OF E. COLI PYRIDOXINE 5'-PHOSPHATE OXIDASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PYRIDOXINE 5'-PHOSPHATE OXIDASE; COMPND 3 CHAIN: A; COMPND 4 EC: 1.4.3.5; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PET22B KEYWDS N-TERMINAL SEGMENT, PLP, FMN, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR M.L.DI SALVO,T.P.KO,F.N.MUSAYEV,S.RABONI,V.SCHIRCH,M.K.SAFO REVDAT 5 04-OCT-17 1JNW 1 REMARK REVDAT 4 13-JUL-11 1JNW 1 VERSN REVDAT 3 24-FEB-09 1JNW 1 VERSN REVDAT 2 23-JAN-02 1JNW 1 JRNL AUTHOR REVDAT 1 01-AUG-01 1JNW 0 JRNL AUTH M.L.DI SALVO,T.P.KO,F.N.MUSAYEV,S.RABONI,V.SCHIRCH,M.K.SAFO JRNL TITL ACTIVE SITE STRUCTURE AND STEREOSPECIFICITY OF ESCHERICHIA JRNL TITL 2 COLI PYRIDOXINE-5'-PHOSPHATE OXIDASE. JRNL REF J.MOL.BIOL. V. 315 385 2002 JRNL REFN ISSN 0022-2836 JRNL PMID 11786019 JRNL DOI 10.1006/JMBI.2001.5254 REMARK 2 REMARK 2 RESOLUTION. 2.07 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) : 2.07 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 44.01 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 5761739.720 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.4 REMARK 3 NUMBER OF REFLECTIONS : 13510 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) : 0.178 REMARK 3 FREE R VALUE : 0.231 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 684 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.009 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.07 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.14 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 92.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1244 REMARK 3 BIN R VALUE (WORKING SET) : 0.2930 REMARK 3 BIN FREE R VALUE : 0.3500 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 60 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.045 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1775 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 52 REMARK 3 SOLVENT ATOMS : 267 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 25.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -2.20000 REMARK 3 B22 (A**2) : 8.07000 REMARK 3 B33 (A**2) : -5.87000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.27000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.21 REMARK 3 ESD FROM SIGMAA (A) : 0.29 REMARK 3 LOW RESOLUTION CUTOFF (A) : 6.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.29 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.34 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.500 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.940 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) : 1.010 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.650 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.670 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.450 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.37 REMARK 3 BSOL : 61.75 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 : FMN.PARAM REMARK 3 PARAMETER FILE 5 : PLP.PARAM REMARK 3 PARAMETER FILE 6 : 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 : FMN.TOP REMARK 3 TOPOLOGY FILE 5 : PLP.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1JNW COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-JUL-01. REMARK 100 THE DEPOSITION ID IS D_1000013986. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-DEC-00 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 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 RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : OSMIC CONFOCAL MIRRORS REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS II REMARK 200 INTENSITY-INTEGRATION SOFTWARE : BIOTEX REMARK 200 DATA SCALING SOFTWARE : BIOTEX REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13510 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.070 REMARK 200 RESOLUTION RANGE LOW (A) : 44.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.6 REMARK 200 DATA REDUNDANCY : 2.400 REMARK 200 R MERGE (I) : 0.07700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 8.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.07 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.14 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.9 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.26400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1DNL WITH OMISSION OF ALL WATERS, REMARK 200 LIGANDS AND IONS REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.77 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.23 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: POTASSIUM PHOSPHATE, AMMONIUM REMARK 280 PHOSPHATE, MERCAPTOETHANOL, N-MORPHOLINOETHANESULFONATE, DIOXANE, REMARK 280 PYRIDOXAL 5-PHOSPHATE, PH 7.0, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K 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 41.67900 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 26.11900 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 41.67900 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 26.11900 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: THE ENZYME IS A DIMER, WHICH CAN BE GENERATED REMARK 300 BY APPLYING THE CRYSTALLOGRAPHIC DYAD SYMMETRY REMARK 300 TO THE MONOMER ASYMMETRIC UNIT. 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: 11140 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 17850 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -37.0 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 -1.000000 0.000000 0.000000 72.65558 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 52.84004 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 301 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 302 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 303 LIES ON A SPECIAL POSITION. 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 MSE A 1 REMARK 465 SER A 2 REMARK 465 ASP A 3 REMARK 465 ASN A 4 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 GLN A 146 128.43 -29.45 REMARK 500 SER A 147 -23.58 81.20 REMARK 500 GLN A 168 102.14 -3.01 REMARK 500 GLN A 169 -23.28 56.87 REMARK 500 LEU A 198 74.87 -103.88 REMARK 500 ASN A 208 -113.74 67.36 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 PO4 A 270 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FMN A 250 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP A 260 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1DNL RELATED DB: PDB REMARK 900 1DNL IS THE ORIGINAL STRUCTURE SOLVED BY MAD WITHOUT BOUND REMARK 900 SUBSTRATE MOLECULE REMARK 900 RELATED ID: 1G76 RELATED DB: PDB REMARK 900 1G76 IS THE COMPLEX WITH PNP REMARK 900 RELATED ID: 1G77 RELATED DB: PDB REMARK 900 1G77 IS THE COMPLEX WITH PLP REMARK 900 RELATED ID: 1G78 RELATED DB: PDB REMARK 900 1G78 IS THE COMPLEX WITH 2 PLP REMARK 900 RELATED ID: 1G79 RELATED DB: PDB REMARK 900 1G79 IS THE COMPLEX WITH 2 PLP DBREF 1JNW A 1 218 UNP P28225 PDXH_ECOLI 0 217 SEQADV 1JNW MSE A 1 UNP P28225 MET 0 MODIFIED RESIDUE SEQADV 1JNW MSE A 53 UNP P28225 MET 52 MODIFIED RESIDUE SEQADV 1JNW MSE A 79 UNP P28225 MET 78 MODIFIED RESIDUE SEQADV 1JNW MSE A 113 UNP P28225 MET 112 MODIFIED RESIDUE SEQADV 1JNW MSE A 127 UNP P28225 MET 126 MODIFIED RESIDUE SEQRES 1 A 218 MSE SER ASP ASN ASP GLU LEU GLN GLN ILE ALA HIS LEU SEQRES 2 A 218 ARG ARG GLU TYR THR LYS GLY GLY LEU ARG ARG ARG ASP SEQRES 3 A 218 LEU PRO ALA ASP PRO LEU THR LEU PHE GLU ARG TRP LEU SEQRES 4 A 218 SER GLN ALA CYS GLU ALA LYS LEU ALA ASP PRO THR ALA SEQRES 5 A 218 MSE VAL VAL ALA THR VAL ASP GLU HIS GLY GLN PRO TYR SEQRES 6 A 218 GLN ARG ILE VAL LEU LEU LYS HIS TYR ASP GLU LYS GLY SEQRES 7 A 218 MSE VAL PHE TYR THR ASN LEU GLY SER ARG LYS ALA HIS SEQRES 8 A 218 GLN ILE GLU ASN ASN PRO ARG VAL SER LEU LEU PHE PRO SEQRES 9 A 218 TRP HIS THR LEU GLU ARG GLN VAL MSE VAL ILE GLY LYS SEQRES 10 A 218 ALA GLU ARG LEU SER THR LEU GLU VAL MSE LYS TYR PHE SEQRES 11 A 218 HIS SER ARG PRO ARG ASP SER GLN ILE GLY ALA TRP VAL SEQRES 12 A 218 SER LYS GLN SER SER ARG ILE SER ALA ARG GLY ILE LEU SEQRES 13 A 218 GLU SER LYS PHE LEU GLU LEU LYS GLN LYS PHE GLN GLN SEQRES 14 A 218 GLY GLU VAL PRO LEU PRO SER PHE TRP GLY GLY PHE ARG SEQRES 15 A 218 VAL SER LEU GLU GLN ILE GLU PHE TRP GLN GLY GLY GLU SEQRES 16 A 218 HIS ARG LEU HIS ASP ARG PHE LEU TYR GLN ARG GLU ASN SEQRES 17 A 218 ASP ALA TRP LYS ILE ASP ARG LEU ALA PRO MODRES 1JNW MSE A 53 MET SELENOMETHIONINE MODRES 1JNW MSE A 79 MET SELENOMETHIONINE MODRES 1JNW MSE A 113 MET SELENOMETHIONINE MODRES 1JNW MSE A 127 MET SELENOMETHIONINE HET MSE A 53 8 HET MSE A 79 8 HET MSE A 113 8 HET MSE A 127 8 HET PO4 A 270 5 HET FMN A 250 31 HET PLP A 260 16 HETNAM MSE SELENOMETHIONINE HETNAM PO4 PHOSPHATE ION HETNAM FMN FLAVIN MONONUCLEOTIDE HETNAM PLP PYRIDOXAL-5'-PHOSPHATE HETSYN FMN RIBOFLAVIN MONOPHOSPHATE HETSYN PLP VITAMIN B6 PHOSPHATE FORMUL 1 MSE 4(C5 H11 N O2 SE) FORMUL 2 PO4 O4 P 3- FORMUL 3 FMN C17 H21 N4 O9 P FORMUL 4 PLP C8 H10 N O6 P FORMUL 5 HOH *267(H2 O) HELIX 1 1 GLN A 8 LEU A 13 5 6 HELIX 2 2 ARG A 23 LEU A 27 5 5 HELIX 3 3 ASP A 30 LYS A 46 1 17 HELIX 4 4 SER A 87 ASN A 96 1 10 HELIX 5 5 HIS A 106 LEU A 108 5 3 HELIX 6 6 SER A 122 HIS A 131 1 10 HELIX 7 7 PRO A 134 SER A 144 1 11 HELIX 8 8 ARG A 153 GLN A 168 1 16 HELIX 9 9 GLY A 194 LEU A 198 5 5 SHEET 1 A 7 PRO A 64 LEU A 70 0 SHEET 2 A 7 ALA A 52 VAL A 58 -1 N MSE A 53 O VAL A 69 SHEET 3 A 7 ARG A 98 TRP A 105 -1 O SER A 100 N ALA A 56 SHEET 4 A 7 ARG A 110 ARG A 120 -1 N ARG A 110 O TRP A 105 SHEET 5 A 7 TRP A 178 VAL A 183 -1 N ARG A 182 O GLU A 119 SHEET 6 A 7 GLY A 78 ASN A 84 -1 O MSE A 79 N VAL A 183 SHEET 7 A 7 HIS A 73 ASP A 75 -1 O HIS A 73 N VAL A 80 SHEET 1 B 7 PRO A 64 LEU A 70 0 SHEET 2 B 7 ALA A 52 VAL A 58 -1 N MSE A 53 O VAL A 69 SHEET 3 B 7 ARG A 98 TRP A 105 -1 O SER A 100 N ALA A 56 SHEET 4 B 7 ARG A 110 ARG A 120 -1 N ARG A 110 O TRP A 105 SHEET 5 B 7 GLN A 187 GLN A 192 -1 O GLN A 187 N ILE A 115 SHEET 6 B 7 ASP A 200 GLU A 207 -1 N ASP A 200 O GLN A 192 SHEET 7 B 7 ALA A 210 ARG A 215 -1 O ALA A 210 N GLU A 207 LINK C ALA A 52 N MSE A 53 1555 1555 1.33 LINK C MSE A 53 N VAL A 54 1555 1555 1.33 LINK C GLY A 78 N MSE A 79 1555 1555 1.34 LINK C MSE A 79 N VAL A 80 1555 1555 1.33 LINK C VAL A 112 N MSE A 113 1555 1555 1.33 LINK C MSE A 113 N VAL A 114 1555 1555 1.32 LINK C VAL A 126 N MSE A 127 1555 1555 1.33 LINK C MSE A 127 N LYS A 128 1555 1555 1.33 SITE 1 AC1 9 ARG A 23 ARG A 24 ALA A 152 ARG A 153 SITE 2 AC1 9 PHE A 202 ARG A 215 HOH A 399 HOH A 400 SITE 3 AC1 9 HOH A 507 SITE 1 AC2 19 TYR A 17 ARG A 67 ILE A 68 VAL A 69 SITE 2 AC2 19 LEU A 70 TYR A 82 THR A 83 SER A 87 SITE 3 AC2 19 ARG A 88 LYS A 89 GLN A 111 GLN A 146 SITE 4 AC2 19 SER A 147 TRP A 191 ARG A 201 PLP A 260 SITE 5 AC2 19 HOH A 348 HOH A 375 HOH A 407 SITE 1 AC3 10 ARG A 14 TYR A 17 LYS A 72 TYR A 129 SITE 2 AC3 10 ARG A 133 ARG A 197 HIS A 199 PRO A 218 SITE 3 AC3 10 FMN A 250 HOH A 408 CRYST1 83.358 52.238 53.913 90.00 101.45 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 0.011996 0.000000 0.002430 0.00000 SCALE2 0.000000 0.019143 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018925 0.00000 MASTER 302 0 7 9 14 0 11 6 0 0 0 17 END