HEADER FLAVOPROTEIN 18-SEP-20 7D3A TITLE FLAVONE REDUCTASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CD1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: FMN REDUCTASE,FLAVODOXIN FAMILY PROTEIN; COMPND 5 ENGINEERED: YES; COMPND 6 OTHER_DETAILS: SF FILE CONTAINS FRIEDEL PAIRS. SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: FLAVONIFRACTOR PLAUTII; SOURCE 3 ORGANISM_TAXID: 292800; SOURCE 4 GENE: A4U99_05915, ERS852544_00852, GXM20_05520; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS FLAVONE REDUCTASE, FMN, APIGENIN, FLAVOPROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR S.HONG,G.H.YANG,P.ZHANG REVDAT 3 09-OCT-24 7D3A 1 REMARK REVDAT 2 29-SEP-21 7D3A 1 REMARK REVDAT 1 03-MAR-21 7D3A 0 JRNL AUTH G.YANG,S.HONG,P.YANG,Y.SUN,Y.WANG,P.ZHANG,W.JIANG,Y.GU JRNL TITL DISCOVERY OF AN ENE-REDUCTASE FOR INITIATING FLAVONE AND JRNL TITL 2 FLAVONOL CATABOLISM IN GUT BACTERIA. JRNL REF NAT COMMUN V. 12 790 2021 JRNL REFN ESSN 2041-1723 JRNL PMID 33542233 JRNL DOI 10.1038/S41467-021-20974-2 REMARK 2 REMARK 2 RESOLUTION. 2.55 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.10_2155 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.55 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.62 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 88.9 REMARK 3 NUMBER OF REFLECTIONS : 22019 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.201 REMARK 3 R VALUE (WORKING SET) : 0.194 REMARK 3 FREE R VALUE : 0.258 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.950 REMARK 3 FREE R VALUE TEST SET COUNT : 2191 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 28.6180 - 6.4082 0.99 1384 144 0.1967 0.1916 REMARK 3 2 6.4082 - 5.0957 1.00 1410 155 0.1802 0.2417 REMARK 3 3 5.0957 - 4.4543 1.00 1404 155 0.1520 0.2023 REMARK 3 4 4.4543 - 4.0483 1.00 1366 155 0.1437 0.2230 REMARK 3 5 4.0483 - 3.7588 1.00 1375 153 0.1771 0.2432 REMARK 3 6 3.7588 - 3.5376 1.00 1416 161 0.1822 0.2961 REMARK 3 7 3.5376 - 3.3607 1.00 1382 160 0.2015 0.2344 REMARK 3 8 3.3607 - 3.2147 1.00 1397 151 0.2048 0.2749 REMARK 3 9 3.2147 - 3.0911 1.00 1413 150 0.2052 0.2835 REMARK 3 10 3.0911 - 2.9845 1.00 1387 156 0.2361 0.3405 REMARK 3 11 2.9845 - 2.8913 1.00 1371 147 0.2553 0.3298 REMARK 3 12 2.8913 - 2.8087 0.96 1342 146 0.2579 0.3493 REMARK 3 13 2.8087 - 2.7348 0.74 1030 117 0.2611 0.3513 REMARK 3 14 2.7348 - 2.6681 0.60 827 94 0.2465 0.3543 REMARK 3 15 2.6681 - 2.6075 0.50 702 80 0.2491 0.2816 REMARK 3 16 2.6075 - 2.5521 0.45 622 67 0.2517 0.3354 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.350 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 26.390 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.33 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.009 2326 REMARK 3 ANGLE : 0.976 3144 REMARK 3 CHIRALITY : 0.053 332 REMARK 3 PLANARITY : 0.004 406 REMARK 3 DIHEDRAL : 17.890 1366 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ALL REMARK 3 ORIGIN FOR THE GROUP (A): 31.3098 -18.0378 -1.7779 REMARK 3 T TENSOR REMARK 3 T11: 0.1055 T22: 0.1730 REMARK 3 T33: 0.1520 T12: -0.0860 REMARK 3 T13: 0.0216 T23: -0.0259 REMARK 3 L TENSOR REMARK 3 L11: 0.3057 L22: 0.3273 REMARK 3 L33: 0.3901 L12: -0.1758 REMARK 3 L13: -0.2541 L23: -0.0002 REMARK 3 S TENSOR REMARK 3 S11: 0.0527 S12: 0.0431 S13: 0.0064 REMARK 3 S21: 0.0201 S22: -0.0163 S23: 0.0593 REMARK 3 S31: -0.0482 S32: -0.2066 S33: -0.0162 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7D3A COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 24-SEP-20. REMARK 100 THE DEPOSITION ID IS D_1300017670. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-JUN-19 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRF REMARK 200 BEAMLINE : BL19U1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97849 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-3000 REMARK 200 DATA SCALING SOFTWARE : HKL-3000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22019 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.550 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 23.10 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 28.6700 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.59 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.64 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL 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: SAD REMARK 200 SOFTWARE USED: HKL-3000 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.93 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.86 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M MAGNESIUM FORMATE DIHYDRATE AND REMARK 280 15 W/V POLYETHYLENE GLYCOL 3350, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 96.13100 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 31.98450 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 31.98450 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 144.19650 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 31.98450 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 31.98450 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 48.06550 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 31.98450 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 31.98450 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 144.19650 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 31.98450 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 31.98450 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 48.06550 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 96.13100 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1090 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16380 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -15.0 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 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 GLY A 48 REMARK 465 CYS A 49 REMARK 465 THR A 50 REMARK 465 ALA A 51 REMARK 465 CYS A 52 REMARK 465 VAL A 53 REMARK 465 GLN A 54 REMARK 465 SER A 55 REMARK 465 VAL A 56 REMARK 465 LEU A 57 REMARK 465 GLY A 58 REMARK 465 GLY A 59 REMARK 465 ARG A 60 REMARK 465 GLY A 61 REMARK 465 GLY A 62 REMARK 465 LYS A 63 REMARK 465 CYS A 64 REMARK 465 VAL A 65 REMARK 465 LEU A 66 REMARK 465 LYS A 67 REMARK 465 LYS A 309 REMARK 465 GLY A 310 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 HO3' FMN A 401 O HOH A 507 1.48 REMARK 500 O HOH A 536 O HOH A 537 1.93 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 LYS A 92 CB - CA - C ANGL. DEV. = -12.2 DEGREES REMARK 500 CYS A 236 CA - CB - SG ANGL. DEV. = 6.6 DEGREES REMARK 500 PRO A 254 C - N - CD ANGL. DEV. = -14.9 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 VAL A 150 19.80 -140.05 REMARK 500 ASP A 203 74.46 -153.64 REMARK 500 PRO A 217 -8.91 -58.87 REMARK 500 HIS A 218 -62.35 -109.04 REMARK 500 REMARK 500 REMARK: NULL REMARK 615 REMARK 615 ZERO OCCUPANCY ATOM REMARK 615 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 615 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 615 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 615 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 615 M RES C SSEQI REMARK 615 AGI A 402 DBREF1 7D3A A 1 310 UNP A0A174NXS8_FLAPL DBREF2 7D3A A A0A174NXS8 1 310 SEQRES 1 A 310 MSE LYS ILE LEU GLY ILE SER GLY GLY MSE ARG ASN GLY SEQRES 2 A 310 SER ASN ASP GLY MSE CYS ILE GLU ALA LEU MSE GLY ALA SEQRES 3 A 310 LYS GLU MSE GLY ALA GLU VAL GLU PHE ILE GLN LEU GLN SEQRES 4 A 310 ASN LEU HIS ILE GLU HIS CYS THR GLY CYS THR ALA CYS SEQRES 5 A 310 VAL GLN SER VAL LEU GLY GLY ARG GLY GLY LYS CYS VAL SEQRES 6 A 310 LEU LYS ASP ASP PHE ASP TRP LEU LEU ASP LYS MSE LEU SEQRES 7 A 310 ASP ALA ASP GLY ILE VAL PHE SER THR PRO ILE PHE GLU SEQRES 8 A 310 LYS GLY ALA THR GLY LEU PHE HIS THR ILE THR ASP ARG SEQRES 9 A 310 PHE GLY PRO ARG MSE ASP ARG GLY ASN ASN ILE ILE GLY SEQRES 10 A 310 THR LYS ILE ALA GLU GLU THR GLY GLY THR ALA PRO ASP SEQRES 11 A 310 PRO ARG ILE LEU LYS ASP LYS VAL ILE SER PHE MSE SER SEQRES 12 A 310 VAL GLY GLY SER ASP TRP VAL THR ARG THR GLN CYS ASP SEQRES 13 A 310 ALA GLY MSE LEU ALA LEU THR PRO MSE TRP LYS VAL ILE SEQRES 14 A 310 ASP ASN GLU VAL PHE PRO TRP ALA LEU SER ILE LEU VAL SEQRES 15 A 310 GLU ASP GLU ARG VAL ALA ARG ALA HIS GLN ILE GLY ARG SEQRES 16 A 310 ASN ILE ALA GLU ALA ALA LYS ASP ILE GLU HIS ALA GLN SEQRES 17 A 310 TYR GLN GLY ASP ALA GLY VAL CYS PRO HIS CYS HIS SER SEQRES 18 A 310 ARG ASN PHE HIS LEU GLN ASP GLY LYS ALA ILE CYS CYS SEQRES 19 A 310 LEU CYS GLY LEU GLU GLY GLU ILE HIS ASN GLU GLY GLY SEQRES 20 A 310 LYS TYR SER PHE THR PHE PRO ALA GLU GLN LEU GLU HIS SEQRES 21 A 310 ALA HIS ASP THR LEU SER GLY LYS PHE ILE HIS GLY ASN SEQRES 22 A 310 ASP ILE LYS GLU ASN THR GLY LYS LYS ILE ALA ASN MSE SEQRES 23 A 310 GLN THR GLU LYS TYR LYS ALA ARG GLN ALA ALA TYR ARG SEQRES 24 A 310 ALA PHE ILE THR ALA THR VAL PRO GLU LYS GLY MODRES 7D3A MSE A 1 MET MODIFIED RESIDUE MODRES 7D3A MSE A 10 MET MODIFIED RESIDUE MODRES 7D3A MSE A 18 MET MODIFIED RESIDUE MODRES 7D3A MSE A 24 MET MODIFIED RESIDUE MODRES 7D3A MSE A 29 MET MODIFIED RESIDUE MODRES 7D3A MSE A 77 MET MODIFIED RESIDUE MODRES 7D3A MSE A 109 MET MODIFIED RESIDUE MODRES 7D3A MSE A 142 MET MODIFIED RESIDUE MODRES 7D3A MSE A 159 MET MODIFIED RESIDUE MODRES 7D3A MSE A 165 MET MODIFIED RESIDUE MODRES 7D3A MSE A 286 MET MODIFIED RESIDUE HET MSE A 1 8 HET MSE A 10 8 HET MSE A 18 8 HET MSE A 24 8 HET MSE A 29 8 HET MSE A 77 8 HET MSE A 109 8 HET MSE A 142 8 HET MSE A 159 8 HET MSE A 165 8 HET MSE A 286 8 HET FMN A 401 50 HET AGI A 402 20 HETNAM MSE SELENOMETHIONINE HETNAM FMN FLAVIN MONONUCLEOTIDE HETNAM AGI 5,7-DIHYDROXY-2-(4-HYDROXYPHENYL)-4H-CHROMEN-4-ONE HETSYN FMN RIBOFLAVIN MONOPHOSPHATE HETSYN AGI APIGENIN FORMUL 1 MSE 11(C5 H11 N O2 SE) FORMUL 2 FMN C17 H21 N4 O9 P FORMUL 3 AGI C15 H10 O5 FORMUL 4 HOH *37(H2 O) HELIX 1 AA1 GLY A 13 MSE A 29 1 17 HELIX 2 AA2 GLN A 39 LEU A 41 5 3 HELIX 3 AA3 ASP A 69 ALA A 80 1 12 HELIX 4 AA4 THR A 95 ARG A 104 1 10 HELIX 5 AA5 PHE A 105 ASP A 110 1 6 HELIX 6 AA6 ASP A 110 THR A 124 1 15 HELIX 7 AA7 ASP A 130 LYS A 135 5 6 HELIX 8 AA8 ARG A 152 THR A 163 1 12 HELIX 9 AA9 SER A 179 VAL A 182 5 4 HELIX 10 AB1 GLU A 183 ASP A 203 1 21 HELIX 11 AB2 GLU A 256 HIS A 260 5 5 HELIX 12 AB3 THR A 264 MSE A 286 1 23 HELIX 13 AB4 THR A 288 ILE A 302 1 15 SHEET 1 AA1 5 GLU A 32 GLN A 37 0 SHEET 2 AA1 5 LYS A 2 SER A 7 1 N ILE A 3 O GLU A 32 SHEET 3 AA1 5 GLY A 82 PRO A 88 1 O SER A 86 N ILE A 6 SHEET 4 AA1 5 VAL A 138 VAL A 144 1 O SER A 140 N PHE A 85 SHEET 5 AA1 5 LYS A 167 PHE A 174 1 O PHE A 174 N SER A 143 SHEET 1 AA2 4 PHE A 224 GLN A 227 0 SHEET 2 AA2 4 LYS A 230 CYS A 233 -1 O LYS A 230 N GLN A 227 SHEET 3 AA2 4 GLU A 239 GLU A 245 -1 O GLY A 240 N ALA A 231 SHEET 4 AA2 4 LYS A 248 THR A 252 -1 O LYS A 248 N GLU A 245 SSBOND 1 CYS A 216 CYS A 219 1555 1555 1.96 SSBOND 2 CYS A 219 CYS A 233 1555 1555 2.18 SSBOND 3 CYS A 219 CYS A 236 1555 1555 2.00 LINK C MSE A 1 N LYS A 2 1555 1555 1.34 LINK C GLY A 9 N MSE A 10 1555 1555 1.34 LINK C MSE A 10 N ARG A 11 1555 1555 1.34 LINK C GLY A 17 N MSE A 18 1555 1555 1.33 LINK C MSE A 18 N CYS A 19 1555 1555 1.34 LINK C LEU A 23 N MSE A 24 1555 1555 1.33 LINK C MSE A 24 N GLY A 25 1555 1555 1.33 LINK C GLU A 28 N MSE A 29 1555 1555 1.33 LINK C MSE A 29 N GLY A 30 1555 1555 1.32 LINK C LYS A 76 N MSE A 77 1555 1555 1.32 LINK C MSE A 77 N LEU A 78 1555 1555 1.34 LINK C ARG A 108 N MSE A 109 1555 1555 1.33 LINK C MSE A 109 N ASP A 110 1555 1555 1.31 LINK C PHE A 141 N MSE A 142 1555 1555 1.32 LINK C MSE A 142 N SER A 143 1555 1555 1.33 LINK C GLY A 158 N MSE A 159 1555 1555 1.33 LINK C MSE A 159 N LEU A 160 1555 1555 1.33 LINK C PRO A 164 N MSE A 165 1555 1555 1.33 LINK C MSE A 165 N TRP A 166 1555 1555 1.32 LINK C ASN A 285 N MSE A 286 1555 1555 1.33 LINK C MSE A 286 N GLN A 287 1555 1555 1.33 CRYST1 63.969 63.969 192.262 90.00 90.00 90.00 P 43 21 2 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 0.015633 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015633 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005201 0.00000 HETATM 1 N MSE A 1 22.715 -1.021 -15.763 1.00 43.03 N ANISOU 1 N MSE A 1 4992 6226 5132 457 597 185 N HETATM 2 CA MSE A 1 23.313 -1.873 -14.745 1.00 48.13 C ANISOU 2 CA MSE A 1 5644 6825 5820 352 572 144 C HETATM 3 C MSE A 1 24.774 -2.175 -15.088 1.00 42.69 C ANISOU 3 C MSE A 1 5007 6055 5159 308 569 128 C HETATM 4 O MSE A 1 25.112 -2.354 -16.261 1.00 43.33 O ANISOU 4 O MSE A 1 5093 6149 5221 336 554 135 O HETATM 5 CB MSE A 1 22.552 -3.206 -14.588 1.00 54.08 C ANISOU 5 CB MSE A 1 6327 7659 6564 292 505 115 C HETATM 6 CG MSE A 1 21.037 -3.112 -14.421 1.00 69.55 C ANISOU 6 CG MSE A 1 8219 9714 8492 330 497 128 C HETATM 7 SE MSE A 1 20.381 -1.987 -12.950 0.57 84.50 SE ANISOU 7 SE MSE A 1 10125 11581 10401 359 562 150 SE HETATM 8 CE MSE A 1 21.027 -3.025 -11.446 1.00 82.58 C ANISOU 8 CE MSE A 1 9892 11275 10208 230 538 102 C