HEADER OXIDOREDUCTASE 05-AUG-19 6Q1L TITLE CRYSTAL STRUCTURE OF OXIDIZED IODOTYROSINE DEIODINASE (IYD) BOUND TO TITLE 2 FMN AND 3-IODO-L-TYROSINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: IODOTYROSINE DEIODINASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: IYD; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THERMOTOGA NEAPOLITANA (STRAIN ATCC 49049 / DSM SOURCE 3 4359 / NS-E); SOURCE 4 ORGANISM_TAXID: 309803; SOURCE 5 STRAIN: ATCC 49049 / DSM 4359 / NS-E; SOURCE 6 GENE: CTN_0569; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS FLAVOPROTEIN, DEHALOGENASE, THERMOPHILE, HALOTYROSINE, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR Z.SUN,J.M.KAVRAN,S.E.ROKITA REVDAT 4 22-MAY-24 6Q1L 1 REMARK REVDAT 3 20-APR-22 6Q1L 1 JRNL REVDAT 2 20-OCT-21 6Q1L 1 COMPND REMARK HELIX SHEET REVDAT 2 2 1 SITE CRYST1 ATOM REVDAT 1 07-APR-21 6Q1L 0 JRNL AUTH Z.SUN,B.XU,S.SPISAK,J.M.KAVRAN,S.E.ROKITA JRNL TITL THE MINIMAL STRUCTURE FOR IODOTYROSINE DEIODINASE FUNCTION JRNL TITL 2 IS DEFINED BY AN OUTLIER PROTEIN FROM THE THERMOPHILIC JRNL TITL 3 BACTERIUM THERMOTOGA NEAPOLITANA. JRNL REF J.BIOL.CHEM. V. 297 01385 2021 JRNL REFN ESSN 1083-351X JRNL PMID 34748729 JRNL DOI 10.1016/J.JBC.2021.101385 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.18.2_3874 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 37.91 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.3 REMARK 3 NUMBER OF REFLECTIONS : 47066 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.172 REMARK 3 R VALUE (WORKING SET) : 0.171 REMARK 3 FREE R VALUE : 0.203 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.960 REMARK 3 FREE R VALUE TEST SET COUNT : 2334 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 37.9100 - 4.1100 0.91 2679 148 0.1606 0.2002 REMARK 3 2 4.1100 - 3.2600 0.93 2603 126 0.1378 0.1620 REMARK 3 3 3.2600 - 2.8500 0.95 2635 138 0.1759 0.2137 REMARK 3 4 2.8500 - 2.5900 0.94 2586 153 0.1766 0.1952 REMARK 3 5 2.5900 - 2.4000 0.96 2638 123 0.1680 0.1749 REMARK 3 6 2.4000 - 2.2600 0.97 2668 111 0.1667 0.2021 REMARK 3 7 2.2600 - 2.1500 0.96 2598 134 0.1623 0.1978 REMARK 3 8 2.1500 - 2.0500 0.96 2632 144 0.1769 0.2237 REMARK 3 9 2.0500 - 1.9800 0.97 2606 155 0.1752 0.2020 REMARK 3 10 1.9800 - 1.9100 0.98 2654 160 0.1818 0.2101 REMARK 3 11 1.9100 - 1.8500 0.98 2629 136 0.1842 0.2290 REMARK 3 12 1.8500 - 1.7900 0.98 2652 133 0.1907 0.2171 REMARK 3 13 1.7900 - 1.7500 0.97 2638 129 0.2008 0.2470 REMARK 3 14 1.7500 - 1.7100 0.98 2597 149 0.1990 0.2213 REMARK 3 15 1.7100 - 1.6700 0.98 2680 114 0.2064 0.2527 REMARK 3 16 1.6700 - 1.6300 0.99 2663 135 0.2194 0.2608 REMARK 3 17 1.6300 - 1.6000 0.96 2574 146 0.2333 0.2621 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) : 0.137 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 19.937 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 16.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.52 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 : 0.010 3289 REMARK 3 ANGLE : 1.127 4468 REMARK 3 CHIRALITY : 0.053 466 REMARK 3 PLANARITY : 0.007 559 REMARK 3 DIHEDRAL : 12.591 1292 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL 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 6Q1L COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-AUG-19. REMARK 100 THE DEPOSITION ID IS D_1000243471. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-NOV-18 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 : SSRL REMARK 200 BEAMLINE : BL12-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97946 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.7.3 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 47126 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.598 REMARK 200 RESOLUTION RANGE LOW (A) : 37.910 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.9 REMARK 200 DATA REDUNDANCY : 4.500 REMARK 200 R MERGE (I) : 0.07700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.63 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.5 REMARK 200 DATA REDUNDANCY IN SHELL : 4.20 REMARK 200 R MERGE FOR SHELL (I) : 0.73700 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: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 37.73 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.98 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM SODIUM CITRATE, PH 4.5, 3 M REMARK 280 SODIUM CHLORIDE, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K 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 21.43050 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 51.95000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 40.61600 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 51.95000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 21.43050 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 40.61600 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 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: 9240 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16210 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -121.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 A 1 REMARK 465 LYS A 2 REMARK 465 HIS A 187 REMARK 465 HIS A 188 REMARK 465 HIS A 189 REMARK 465 HIS A 190 REMARK 465 HIS A 191 REMARK 465 HIS A 192 REMARK 465 MET B 1 REMARK 465 LYS B 2 REMARK 465 HIS B 187 REMARK 465 HIS B 188 REMARK 465 HIS B 189 REMARK 465 HIS B 190 REMARK 465 HIS B 191 REMARK 465 HIS B 192 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 O HOH A 403 O HOH A 528 1.90 REMARK 500 O HOH A 406 O HOH A 507 1.94 REMARK 500 O HOH A 443 O HOH A 517 1.95 REMARK 500 OE1 GLU A 107 O HOH A 401 1.98 REMARK 500 O HOH A 549 O HOH B 473 2.00 REMARK 500 O HOH B 405 O HOH B 482 2.13 REMARK 500 O HOH A 491 O HOH A 544 2.17 REMARK 500 REMARK 500 REMARK: NULL 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 O HOH A 526 O HOH B 520 2454 1.95 REMARK 500 O HOH A 547 O HOH B 519 4445 2.12 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 ASP A 168 78.23 -115.03 REMARK 500 ASN A 184 -63.00 71.57 REMARK 500 ASN B 184 -61.07 65.43 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 573 DISTANCE = 5.97 ANGSTROMS DBREF 6Q1L A 1 186 UNP B9K712 B9K712_THENN 1 186 DBREF 6Q1L B 1 186 UNP B9K712 B9K712_THENN 1 186 SEQADV 6Q1L HIS A 187 UNP B9K712 EXPRESSION TAG SEQADV 6Q1L HIS A 188 UNP B9K712 EXPRESSION TAG SEQADV 6Q1L HIS A 189 UNP B9K712 EXPRESSION TAG SEQADV 6Q1L HIS A 190 UNP B9K712 EXPRESSION TAG SEQADV 6Q1L HIS A 191 UNP B9K712 EXPRESSION TAG SEQADV 6Q1L HIS A 192 UNP B9K712 EXPRESSION TAG SEQADV 6Q1L HIS B 187 UNP B9K712 EXPRESSION TAG SEQADV 6Q1L HIS B 188 UNP B9K712 EXPRESSION TAG SEQADV 6Q1L HIS B 189 UNP B9K712 EXPRESSION TAG SEQADV 6Q1L HIS B 190 UNP B9K712 EXPRESSION TAG SEQADV 6Q1L HIS B 191 UNP B9K712 EXPRESSION TAG SEQADV 6Q1L HIS B 192 UNP B9K712 EXPRESSION TAG SEQRES 1 A 192 MET LYS MET LEU TYR ASP LEU ALA LYS LYS ARG LYS THR SEQRES 2 A 192 VAL ARG ARG PHE LYS LYS GLU LYS PRO PRO LEU GLU ASP SEQRES 3 A 192 LEU ILE TYR SER LEU LYS VAL ALA ASN GLU ALA PRO SER SEQRES 4 A 192 GLY MET ASN ALA GLN PRO TRP ARG PHE LEU ILE VAL GLU SEQRES 5 A 192 ASP GLU LYS LEU LYS GLY GLN ILE ARG ARG VAL CYS GLU SEQRES 6 A 192 ARG SER GLU LYS THR PHE TYR GLU ASN VAL ARG GLY ARG SEQRES 7 A 192 LEU LYS GLU TRP LEU ASP GLU LYS ARG PHE THR TRP ARG SEQRES 8 A 192 LYS PRO PHE LEU LYS GLU ALA PRO TYR LEU LEU LEU VAL SEQRES 9 A 192 PHE SER GLU LYS SER ALA PRO TYR SER ARG GLU SER VAL SEQRES 10 A 192 TRP LEU ALA VAL GLY TYR LEU LEU LEU ALA LEU GLU GLU SEQRES 11 A 192 LYS GLY LEU GLY SER VAL PRO TYR THR PRO PRO ASP PHE SEQRES 12 A 192 ARG GLU VAL GLU LYS LEU VAL ASN THR PRO SER GLU LEU SEQRES 13 A 192 ARG LEU GLU VAL ILE LEU PRO VAL GLY TYR PRO ASP ASP SEQRES 14 A 192 PRO LYS PRO LYS TYR PRO ARG ASN GLU VAL ILE VAL ARG SEQRES 15 A 192 TYR ASN THR PHE HIS HIS HIS HIS HIS HIS SEQRES 1 B 192 MET LYS MET LEU TYR ASP LEU ALA LYS LYS ARG LYS THR SEQRES 2 B 192 VAL ARG ARG PHE LYS LYS GLU LYS PRO PRO LEU GLU ASP SEQRES 3 B 192 LEU ILE TYR SER LEU LYS VAL ALA ASN GLU ALA PRO SER SEQRES 4 B 192 GLY MET ASN ALA GLN PRO TRP ARG PHE LEU ILE VAL GLU SEQRES 5 B 192 ASP GLU LYS LEU LYS GLY GLN ILE ARG ARG VAL CYS GLU SEQRES 6 B 192 ARG SER GLU LYS THR PHE TYR GLU ASN VAL ARG GLY ARG SEQRES 7 B 192 LEU LYS GLU TRP LEU ASP GLU LYS ARG PHE THR TRP ARG SEQRES 8 B 192 LYS PRO PHE LEU LYS GLU ALA PRO TYR LEU LEU LEU VAL SEQRES 9 B 192 PHE SER GLU LYS SER ALA PRO TYR SER ARG GLU SER VAL SEQRES 10 B 192 TRP LEU ALA VAL GLY TYR LEU LEU LEU ALA LEU GLU GLU SEQRES 11 B 192 LYS GLY LEU GLY SER VAL PRO TYR THR PRO PRO ASP PHE SEQRES 12 B 192 ARG GLU VAL GLU LYS LEU VAL ASN THR PRO SER GLU LEU SEQRES 13 B 192 ARG LEU GLU VAL ILE LEU PRO VAL GLY TYR PRO ASP ASP SEQRES 14 B 192 PRO LYS PRO LYS TYR PRO ARG ASN GLU VAL ILE VAL ARG SEQRES 15 B 192 TYR ASN THR PHE HIS HIS HIS HIS HIS HIS HET FMN A 301 50 HET IYR A 302 22 HET CL A 303 1 HET CL A 304 1 HET CL A 305 1 HET CL A 306 1 HET FMN B 301 50 HET IYR B 302 23 HET CL B 303 1 HET CL B 304 1 HETNAM FMN FLAVIN MONONUCLEOTIDE HETNAM IYR 3-IODO-TYROSINE HETNAM CL CHLORIDE ION HETSYN FMN RIBOFLAVIN MONOPHOSPHATE FORMUL 3 FMN 2(C17 H21 N4 O9 P) FORMUL 4 IYR 2(C9 H10 I N O3) FORMUL 5 CL 6(CL 1-) FORMUL 13 HOH *314(H2 O) HELIX 1 AA1 MET A 3 ARG A 11 1 9 HELIX 2 AA2 PRO A 23 GLU A 36 1 14 HELIX 3 AA3 SER A 39 ALA A 43 5 5 HELIX 4 AA4 ASP A 53 VAL A 75 1 23 HELIX 5 AA5 ARG A 76 ARG A 87 1 12 HELIX 6 AA6 PRO A 93 ALA A 98 1 6 HELIX 7 AA7 TYR A 112 LYS A 131 1 20 HELIX 8 AA8 ASP A 142 VAL A 150 1 9 HELIX 9 AA9 LEU B 4 ARG B 11 1 8 HELIX 10 AB1 PRO B 23 GLU B 36 1 14 HELIX 11 AB2 SER B 39 ALA B 43 5 5 HELIX 12 AB3 ASP B 53 VAL B 75 1 23 HELIX 13 AB4 ARG B 76 LYS B 86 1 11 HELIX 14 AB5 PRO B 93 ALA B 98 1 6 HELIX 15 AB6 TYR B 112 LYS B 131 1 20 HELIX 16 AB7 ASP B 142 VAL B 150 1 9 SHEET 1 AA1 5 GLY A 134 SER A 135 0 SHEET 2 AA1 5 LEU A 156 GLY A 165 -1 O GLY A 165 N GLY A 134 SHEET 3 AA1 5 TYR A 100 GLU A 107 -1 N LEU A 102 O LEU A 162 SHEET 4 AA1 5 TRP A 46 VAL A 51 -1 N LEU A 49 O LEU A 103 SHEET 5 AA1 5 ARG B 182 TYR B 183 1 O ARG B 182 N ILE A 50 SHEET 1 AA2 5 VAL A 181 TYR A 183 0 SHEET 2 AA2 5 TRP B 46 VAL B 51 1 O ILE B 50 N ARG A 182 SHEET 3 AA2 5 TYR B 100 GLU B 107 -1 O LEU B 101 N VAL B 51 SHEET 4 AA2 5 LEU B 156 GLY B 165 -1 O GLU B 159 N VAL B 104 SHEET 5 AA2 5 GLY B 134 SER B 135 -1 N GLY B 134 O GLY B 165 CRYST1 42.861 81.232 103.900 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 0.023331 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012310 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009625 0.00000