PDB Short entry for 1CBO HEADER FLAVOENZYME 26-FEB-99 1CBO TITLE CHOLESTEROL OXIDASE FROM STREPTOMYCES HIS447ASN MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (CHOLESTEROL OXIDASE); COMPND 3 CHAIN: A; COMPND 4 EC: 1.1.3.6; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES; COMPND 7 OTHER_DETAILS: FAD COFACTOR NON-COVALENTLY BOUND TO THE ENZYME SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES SP.; SOURCE 3 ORGANISM_TAXID: 1931; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_VARIANT: PLYSS; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_VECTOR: PKK223-3; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PCO219 KEYWDS FLAVOENZYME, STEROID METABOLISM, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR A.VRIELINK,Q.K.YUE REVDAT 5 27-DEC-23 1CBO 1 REMARK REVDAT 4 04-OCT-17 1CBO 1 REMARK REVDAT 3 24-FEB-09 1CBO 1 VERSN REVDAT 2 14-APR-99 1CBO 1 JRNL REVDAT 1 10-MAR-99 1CBO 0 JRNL AUTH Q.K.YUE,I.J.KASS,N.S.SAMPSON,A.VRIELINK JRNL TITL CRYSTAL STRUCTURE DETERMINATION OF CHOLESTEROL OXIDASE FROM JRNL TITL 2 STREPTOMYCES AND STRUCTURAL CHARACTERIZATION OF KEY ACTIVE JRNL TITL 3 SITE MUTANTS. JRNL REF BIOCHEMISTRY V. 38 4277 1999 JRNL REFN ISSN 0006-2960 JRNL PMID 10194345 JRNL DOI 10.1021/BI982497J REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.843 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0010 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 90.1 REMARK 3 NUMBER OF REFLECTIONS : 38716 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) : 0.159 REMARK 3 FREE R VALUE : 0.194 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 3877 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.003 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.88 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 83.70 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4060 REMARK 3 BIN R VALUE (WORKING SET) : 0.2870 REMARK 3 BIN FREE R VALUE : 0.3070 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 420 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.015 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3823 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 53 REMARK 3 SOLVENT ATOMS : 295 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 21.90 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.17 REMARK 3 ESD FROM SIGMAA (A) : 0.19 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) : 0.21 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.19 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.270 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) : 1.510 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.250 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 3.050 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 4.670 ; 2.500 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 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : WATER.PARAM REMARK 3 PARAMETER FILE 3 : FAD.PARAM2 REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : FAD.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1CBO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-MAR-99. REMARK 100 THE DEPOSITION ID IS D_1000000551. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : DEC-97 REMARK 200 TEMPERATURE (KELVIN) : 115 REMARK 200 PH : 5.2 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 RU300 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE CRYSTAL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS II REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 49835 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.650 REMARK 200 RESOLUTION RANGE LOW (A) : 24.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.8 REMARK 200 DATA REDUNDANCY : 3.900 REMARK 200 R MERGE (I) : 0.05000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 35.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.65 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.71 REMARK 200 COMPLETENESS FOR SHELL (%) : 52.5 REMARK 200 DATA REDUNDANCY IN SHELL : 2.00 REMARK 200 R MERGE FOR SHELL (I) : 0.18300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: OTHER REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALLIZATION CONDITIONS: VAPOUR REMARK 280 DIFFUSION USING THE HANGING DROP TECHNIQUE, PRECIPITANT REMARK 280 CONDITIONS: 10-12% PEG 8000, 100MM SODIUM CACODYLATE PH 5.2, REMARK 280 75MM MNSO4 PROTEIN CONCENTRATION 8.5MG/ML REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 37.07500 REMARK 290 SMTRY3 2 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: MONOMERIC 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 ASP A 6 REMARK 465 ASN A 7 REMARK 465 GLY A 8 REMARK 465 THR A 507 REMARK 465 ALA A 508 REMARK 465 SER A 509 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LYS A 273 CG CD CE NZ REMARK 470 GLN A 436 CG CD OE1 NE2 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 PRO A 486 N - CA - C ANGL. DEV. = 16.5 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 ASN A 46 14.07 -141.27 REMARK 500 SER A 211 -68.45 -144.55 REMARK 500 VAL A 217 -63.35 -178.22 REMARK 500 THR A 231 -97.29 -103.99 REMARK 500 ASN A 353 -0.35 77.88 REMARK 500 PHE A 433 49.51 -107.31 REMARK 500 GLN A 436 164.75 67.68 REMARK 500 LEU A 437 76.87 -112.47 REMARK 500 ASN A 447 70.29 -116.95 REMARK 500 CYS A 452 57.64 -150.01 REMARK 500 ASP A 474 -157.81 -107.88 REMARK 500 PRO A 479 68.47 -69.17 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CAT REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: HISTIDINE 447 IS PRESUMED TO BE THE ACTIVE SITE REMARK 800 BASE IN THE OXIDASE REACTION. THIS RESIDUE HAS BEEN MUTATED TO REMARK 800 AN ASN. THE BASE CATALYZED MECHANISM IS MEDIATED THROUGH A WATER REMARK 800 MOLECULE AT POSITION 541. GLU 361 IS THE BASE IN THE REMARK 800 ISOMERIZATION REACTION. ASN 485 IS BELIEVED TO BE INVOLVED IN REMARK 800 POSITIONING THE WATER MOLECULE. REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FAD A 510 REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE SEQUENCE OF CHOLESTEROL OXIDASE FROM REMARK 999 STREPTOMYCES SP FOUND IN THE SEQUENCE REMARK 999 DATA BASE IS A PRECURSOR FORM OF THE REMARK 999 ENZYME. THE MATURE ENZYME RUNS FROM REMARK 999 RESIDUES 43 - 546. THE NUMBERING OF THE REMARK 999 RESIDUES DIFFERS FROM THAT IN THE REMARK 999 DATABASE DUE TO THIS DESCREPANCY IN THE REMARK 999 SEQUENCE. IN ADDITION, THE NUMBERING REMARK 999 HAS BEEN ADJUSTED TO CONFORM TO THAT FOUND REMARK 999 IN THE STRUCTURE OF CHOLESTEROL OXIDASE REMARK 999 FROM BREVIBACTERIUM STEROLICUM REMARK 999 (ACCESSION CODE 3COX). THIS CHANGE IN REMARK 999 THE NUMBERING SCHEME FACILITATES REMARK 999 COMPARISONS OF THE TWO STRUCTURES. REMARK 999 HIS447 HAS BEEN MUTATED TO A ASPARAGINE. DBREF 1CBO A 6 509 UNP P12676 CHOD_STRS0 43 546 SEQADV 1CBO ASN A 447 UNP P12676 HIS 484 SEE REMARK 999 SEQRES 1 A 504 ASP ASN GLY GLY TYR VAL PRO ALA VAL VAL ILE GLY THR SEQRES 2 A 504 GLY TYR GLY ALA ALA VAL SER ALA LEU ARG LEU GLY GLU SEQRES 3 A 504 ALA GLY VAL GLN THR LEU MET LEU GLU MET GLY GLN LEU SEQRES 4 A 504 TRP ASN GLN PRO GLY PRO ASP GLY ASN ILE PHE CYS GLY SEQRES 5 A 504 MET LEU ASN PRO ASP LYS ARG SER SER TRP PHE LYS ASN SEQRES 6 A 504 ARG THR GLU ALA PRO LEU GLY SER PHE LEU TRP LEU ASP SEQRES 7 A 504 VAL VAL ASN ARG ASN ILE ASP PRO TYR ALA GLY VAL LEU SEQRES 8 A 504 ASP ARG VAL ASN TYR ASP GLN MET SER VAL TYR VAL GLY SEQRES 9 A 504 ARG GLY VAL GLY GLY GLY SER LEU VAL ASN GLY GLY MET SEQRES 10 A 504 ALA VAL GLU PRO LYS ARG SER TYR PHE GLU GLU ILE LEU SEQRES 11 A 504 PRO ARG VAL ASP SER SER GLU MET TYR ASP ARG TYR PHE SEQRES 12 A 504 PRO ARG ALA ASN SER MET LEU ARG VAL ASN HIS ILE ASP SEQRES 13 A 504 THR LYS TRP PHE GLU ASP THR GLU TRP TYR LYS PHE ALA SEQRES 14 A 504 ARG VAL SER ARG GLU GLN ALA GLY LYS ALA GLY LEU GLY SEQRES 15 A 504 THR VAL PHE VAL PRO ASN VAL TYR ASP PHE GLY TYR MET SEQRES 16 A 504 GLN ARG GLU ALA ALA GLY GLU VAL PRO LYS SER ALA LEU SEQRES 17 A 504 ALA THR GLU VAL ILE TYR GLY ASN ASN HIS GLY LYS GLN SEQRES 18 A 504 SER LEU ASP LYS THR TYR LEU ALA ALA ALA LEU GLY THR SEQRES 19 A 504 GLY LYS VAL THR ILE GLN THR LEU HIS GLN VAL LYS THR SEQRES 20 A 504 ILE ARG GLN THR LYS ASP GLY GLY TYR ALA LEU THR VAL SEQRES 21 A 504 GLU GLN LYS ASP THR ASP GLY LYS LEU LEU ALA THR LYS SEQRES 22 A 504 GLU ILE SER CYS ARG TYR LEU PHE LEU GLY ALA GLY SER SEQRES 23 A 504 LEU GLY SER THR GLU LEU LEU VAL ARG ALA ARG ASP THR SEQRES 24 A 504 GLY THR LEU PRO ASN LEU ASN SER GLU VAL GLY ALA GLY SEQRES 25 A 504 TRP GLY PRO ASN GLY ASN ILE MET THR ALA ARG ALA ASN SEQRES 26 A 504 HIS MET TRP ASN PRO THR GLY ALA HIS GLN SER SER ILE SEQRES 27 A 504 PRO ALA LEU GLY ILE ASP ALA TRP ASP ASN SER ASP SER SEQRES 28 A 504 SER VAL PHE ALA GLU ILE ALA PRO MET PRO ALA GLY LEU SEQRES 29 A 504 GLU THR TRP VAL SER LEU TYR LEU ALA ILE THR LYS ASN SEQRES 30 A 504 PRO GLN ARG GLY THR PHE VAL TYR ASP ALA ALA THR ASP SEQRES 31 A 504 ARG ALA LYS LEU ASN TRP THR ARG ASP GLN ASN ALA PRO SEQRES 32 A 504 ALA VAL ASN ALA ALA LYS ALA LEU PHE ASP ARG ILE ASN SEQRES 33 A 504 LYS ALA ASN GLY THR ILE TYR ARG TYR ASP LEU PHE GLY SEQRES 34 A 504 THR GLN LEU LYS ALA PHE ALA ASP ASP PHE CYS TYR ASN SEQRES 35 A 504 PRO LEU GLY GLY CYS VAL LEU GLY LYS ALA THR ASP ASP SEQRES 36 A 504 TYR GLY ARG VAL ALA GLY TYR LYS ASN LEU TYR VAL THR SEQRES 37 A 504 ASP GLY SER LEU ILE PRO GLY SER VAL GLY VAL ASN PRO SEQRES 38 A 504 PHE VAL THR ILE THR ALA LEU ALA GLU ARG ASN VAL GLU SEQRES 39 A 504 ARG ILE ILE LYS GLN ASP VAL THR ALA SER HET FAD A 510 53 HETNAM FAD FLAVIN-ADENINE DINUCLEOTIDE FORMUL 2 FAD C27 H33 N9 O15 P2 FORMUL 3 HOH *295(H2 O) HELIX 1 1 TYR A 20 GLU A 31 1 12 HELIX 2 2 LYS A 63 SER A 65 5 3 HELIX 3 3 PHE A 79 VAL A 85 1 7 HELIX 4 4 GLY A 114 LEU A 117 5 4 HELIX 5 5 ARG A 128 ILE A 134 1 7 HELIX 6 6 SER A 140 ASP A 145 1 6 HELIX 7 7 TYR A 147 LEU A 155 1 9 HELIX 8 8 THR A 162 ASP A 167 1 6 HELIX 9 9 GLU A 169 ALA A 184 5 16 HELIX 10 10 PHE A 197 ALA A 204 1 8 HELIX 11 11 ALA A 212 ALA A 214 5 3 HELIX 12 12 TYR A 232 THR A 239 1 8 HELIX 13 13 GLY A 290 ASP A 303 1 14 HELIX 14 14 ARG A 403 ASN A 424 5 22 HELIX 15 15 GLY A 475 LEU A 477 5 3 HELIX 16 16 PHE A 487 ASN A 497 1 11 HELIX 17 17 ILE A 501 GLN A 504 1 4 SHEET 1 A 5 LEU A 470 VAL A 472 0 SHEET 2 A 5 TYR A 284 LEU A 287 1 N LEU A 285 O TYR A 471 SHEET 3 A 5 ALA A 13 ILE A 16 1 N VAL A 14 O TYR A 284 SHEET 4 A 5 THR A 36 LEU A 39 1 N LEU A 37 O ALA A 13 SHEET 5 A 5 VAL A 242 GLN A 245 1 N THR A 243 O THR A 36 SHEET 1 B 2 LEU A 96 ASN A 100 0 SHEET 2 B 2 SER A 105 GLY A 109 -1 N VAL A 108 O ASP A 97 SHEET 1 C 5 THR A 188 PHE A 190 0 SHEET 2 C 5 LEU A 346 ALA A 350 -1 N GLY A 347 O VAL A 189 SHEET 3 C 5 VAL A 358 ALA A 363 -1 N ALA A 360 O ILE A 348 SHEET 4 C 5 VAL A 373 THR A 380 -1 N ILE A 379 O PHE A 359 SHEET 5 C 5 ASN A 323 ALA A 329 -1 N ARG A 328 O SER A 374 SHEET 1 D 2 THR A 387 ASP A 391 0 SHEET 2 D 2 ARG A 396 ASN A 400 -1 N ASN A 400 O THR A 387 SHEET 1 E 3 HIS A 248 GLN A 255 0 SHEET 2 E 3 TYR A 261 LYS A 268 -1 N GLU A 266 O GLN A 249 SHEET 3 E 3 LEU A 274 CYS A 282 -1 N CYS A 282 O TYR A 261 SITE 1 CAT 4 ASN A 447 GLU A 361 ASN A 485 HOH A 541 SITE 1 AC1 41 GLY A 17 GLY A 19 TYR A 20 GLY A 21 SITE 2 AC1 41 LEU A 39 GLU A 40 MET A 41 TYR A 107 SITE 3 AC1 41 ARG A 110 GLY A 111 GLY A 114 GLY A 115 SITE 4 AC1 41 ASN A 119 GLY A 120 GLY A 121 MET A 122 SITE 5 AC1 41 HIS A 248 GLN A 249 VAL A 250 GLY A 288 SITE 6 AC1 41 ALA A 289 GLY A 290 TYR A 446 ASN A 447 SITE 7 AC1 41 ASP A 474 GLY A 475 ASN A 485 PRO A 486 SITE 8 AC1 41 PHE A 487 ILE A 490 HOH A 517 HOH A 526 SITE 9 AC1 41 HOH A 529 HOH A 530 HOH A 532 HOH A 541 SITE 10 AC1 41 HOH A 550 HOH A 586 HOH A 599 HOH A 670 SITE 11 AC1 41 HOH A 783 CRYST1 51.580 74.150 63.740 90.00 105.08 90.00 P 1 21 1 2 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 0.019387 0.000000 0.005224 0.00000 SCALE2 0.000000 0.013486 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016248 0.00000