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 7 15-NOV-23 1JNW 1 REMARK REVDAT 6 16-AUG-23 1JNW 1 REMARK SEQADV LINK 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 <I/SIGMA(I)> 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 <I/SIGMA(I)> 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