HEADER OXIDOREDUCTASE 07-JAN-99 1B5T TITLE ESCHERICHIA COLI METHYLENETETRAHYDROFOLATE REDUCTASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (METHYLENETETRAHYDROFOLATE REDUCTASE); COMPND 3 CHAIN: A, B, C; COMPND 4 EC: 1.7.99.5; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: METF; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS BETA ALPHA BARREL, REDUCTASE, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR B.D.GUENTHER,C.A.SHEPPARD,P.TRAN,R.ROZEN,R.G.MATTHEWS,M.L.LUDWIG REVDAT 5 07-FEB-24 1B5T 1 REMARK SEQADV LINK REVDAT 4 24-FEB-09 1B5T 1 VERSN REVDAT 3 01-APR-03 1B5T 1 JRNL REVDAT 2 29-DEC-99 1B5T 4 HEADER COMPND REMARK JRNL REVDAT 2 2 4 ATOM SOURCE SEQRES REVDAT 1 20-JAN-99 1B5T 0 JRNL AUTH B.D.GUENTHER,C.A.SHEPPARD,P.TRAN,R.ROZEN,R.G.MATTHEWS, JRNL AUTH 2 M.L.LUDWIG JRNL TITL THE STRUCTURE AND PROPERTIES OF METHYLENETETRAHYDROFOLATE JRNL TITL 2 REDUCTASE FROM ESCHERICHIA COLI SUGGEST HOW FOLATE JRNL TITL 3 AMELIORATES HUMAN HYPERHOMOCYSTEINEMIA. JRNL REF NAT.STRUCT.BIOL. V. 6 359 1999 JRNL REFN ISSN 1072-8368 JRNL PMID 10201405 JRNL DOI 10.1038/7594 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0010 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.0 REMARK 3 NUMBER OF REFLECTIONS : 36351 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) : 0.212 REMARK 3 FREE R VALUE : 0.263 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.900 REMARK 3 FREE R VALUE TEST SET COUNT : 3604 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.004 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.66 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 86.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4940 REMARK 3 BIN R VALUE (WORKING SET) : 0.2920 REMARK 3 BIN FREE R VALUE : 0.3510 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 500 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.016 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 6218 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 162 REMARK 3 SOLVENT ATOMS : 184 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 26.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 27.10 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.29 REMARK 3 ESD FROM SIGMAA (A) : 0.32 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) : 0.36 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.37 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.210 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) : 1.610 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.720 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.590 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.900 ; 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 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 1B5T COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB. REMARK 100 THE DEPOSITION ID IS D_1000008308. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 113 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : CHESS REMARK 200 BEAMLINE : F2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.012, 1.010, 1.008 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 36508 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 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 (%) : 97.3 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06800 REMARK 200 FOR THE DATA SET : 22.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.59 REMARK 200 COMPLETENESS FOR SHELL (%) : 83.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.10100 REMARK 200 FOR SHELL : 10.00 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD 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 (%): 58.84 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.99 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.0 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 51.50000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 64.10000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 51.50000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 64.10000 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: TRIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 B 21 REMARK 465 GLY C 21 REMARK 465 GLY C 124 REMARK 465 SER C 125 REMARK 465 GLY C 126 REMARK 465 LYS C 127 REMARK 465 PRO C 128 REMARK 465 GLU C 129 REMARK 465 MET C 130 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 GLN A 22 CG CD OE1 NE2 REMARK 470 SER A 35 OG REMARK 470 GLN A 39 CG CD OE1 NE2 REMARK 470 LYS A 52 CG CD CE NZ REMARK 470 ARG A 69 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 78 CG CD CE NZ REMARK 470 LYS A 127 CG CD CE NZ REMARK 470 GLU A 129 CG CD OE1 OE2 REMARK 470 ASP A 225 CG OD1 OD2 REMARK 470 LYS A 262 CE NZ REMARK 470 ARG A 266 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 270 CG CD CE NZ REMARK 470 SER B 35 OG REMARK 470 LYS B 52 CG CD CE NZ REMARK 470 SER B 64 OG REMARK 470 GLU B 66 CG CD OE1 OE2 REMARK 470 ASP B 68 CG OD1 OD2 REMARK 470 ARG B 69 CG CD NE CZ NH1 NH2 REMARK 470 LYS B 75 CG CD CE NZ REMARK 470 LYS B 78 CG CD CE NZ REMARK 470 SER B 125 OG REMARK 470 LYS B 127 CG CD CE NZ REMARK 470 GLU B 129 CG CD OE1 OE2 REMARK 470 GLU B 206 CG CD OE1 OE2 REMARK 470 LYS B 218 CG CD CE NZ REMARK 470 LYS B 221 CG CD CE NZ REMARK 470 LYS B 222 CG CD CE NZ REMARK 470 LYS B 262 CG CD CE NZ REMARK 470 ARG B 293 CG CD NE CZ NH1 NH2 REMARK 470 ALA B 295 CB REMARK 470 SER C 35 OG REMARK 470 GLU C 36 CG CD OE1 OE2 REMARK 470 LYS C 52 CG CD CE NZ REMARK 470 LYS C 54 CG CD CE NZ REMARK 470 ASN C 63 CG OD1 ND2 REMARK 470 SER C 64 OG REMARK 470 ARG C 67 CG CD NE CZ NH1 NH2 REMARK 470 ARG C 69 CG CD NE CZ NH1 NH2 REMARK 470 LYS C 75 CG CD CE NZ REMARK 470 LYS C 78 CG CD CE NZ REMARK 470 ILE C 92 CD1 REMARK 470 THR C 95 OG1 CG2 REMARK 470 ASP C 97 CG OD1 OD2 REMARK 470 ARG C 104 CG CD NE CZ NH1 NH2 REMARK 470 ASP C 105 CG OD1 OD2 REMARK 470 ASN C 108 CG OD1 ND2 REMARK 470 ASN C 109 CG OD1 ND2 REMARK 470 ARG C 112 CG CD NE CZ NH1 NH2 REMARK 470 ILE C 147 CD1 REMARK 470 LYS C 160 CG CD CE NZ REMARK 470 GLU C 189 CG CD OE1 OE2 REMARK 470 ARG C 193 CG CD NE CZ NH1 NH2 REMARK 470 LYS C 222 CG CD CE NZ REMARK 470 ASP C 225 CG OD1 OD2 REMARK 470 LYS C 250 CG CD CE NZ REMARK 470 LYS C 262 CG CD CE NZ REMARK 470 ARG C 266 CG CD NE CZ NH1 NH2 REMARK 470 LYS C 270 CG CD CE NZ 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 155 132.34 68.38 REMARK 500 ILE B 92 -72.60 -28.92 REMARK 500 ASP B 93 57.97 -118.68 REMARK 500 PRO B 123 90.35 -58.48 REMARK 500 GLU B 129 -94.12 -91.54 REMARK 500 VAL B 155 138.70 71.75 REMARK 500 ASP B 204 51.38 -92.91 REMARK 500 ALA C 62 74.94 -56.26 REMARK 500 VAL C 155 130.29 69.35 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HG A 501 HG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 91 SG REMARK 620 2 MET A 130 O 95.9 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HG B 501 HG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 91 SG REMARK 620 2 ILE B 92 N 86.5 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HG C 501 HG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS C 91 O REMARK 620 2 CYS C 91 SG 70.5 REMARK 620 3 ILE C 92 N 43.6 102.2 REMARK 620 N 1 2 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG B 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG C 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FAD A 395 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FAD B 396 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FAD C 397 DBREF 1B5T A 21 295 UNP P00394 METF_ECOLI 21 295 DBREF 1B5T B 21 295 UNP P00394 METF_ECOLI 21 295 DBREF 1B5T C 21 295 UNP P00394 METF_ECOLI 21 295 SEQADV 1B5T ALA A 295 UNP P00394 GLY 295 CONFLICT SEQADV 1B5T ALA B 295 UNP P00394 GLY 295 CONFLICT SEQADV 1B5T ALA C 295 UNP P00394 GLY 295 CONFLICT SEQRES 1 A 275 GLY GLN ILE ASN VAL SER PHE GLU PHE PHE PRO PRO ARG SEQRES 2 A 275 THR SER GLU MET GLU GLN THR LEU TRP ASN SER ILE ASP SEQRES 3 A 275 ARG LEU SER SER LEU LYS PRO LYS PHE VAL SER VAL THR SEQRES 4 A 275 TYR GLY ALA ASN SER GLY GLU ARG ASP ARG THR HIS SER SEQRES 5 A 275 ILE ILE LYS GLY ILE LYS ASP ARG THR GLY LEU GLU ALA SEQRES 6 A 275 ALA PRO HIS LEU THR CYS ILE ASP ALA THR PRO ASP GLU SEQRES 7 A 275 LEU ARG THR ILE ALA ARG ASP TYR TRP ASN ASN GLY ILE SEQRES 8 A 275 ARG HIS ILE VAL ALA LEU ARG GLY ASP LEU PRO PRO GLY SEQRES 9 A 275 SER GLY LYS PRO GLU MET TYR ALA SER ASP LEU VAL THR SEQRES 10 A 275 LEU LEU LYS GLU VAL ALA ASP PHE ASP ILE SER VAL ALA SEQRES 11 A 275 ALA TYR PRO GLU VAL HIS PRO GLU ALA LYS SER ALA GLN SEQRES 12 A 275 ALA ASP LEU LEU ASN LEU LYS ARG LYS VAL ASP ALA GLY SEQRES 13 A 275 ALA ASN ARG ALA ILE THR GLN PHE PHE PHE ASP VAL GLU SEQRES 14 A 275 SER TYR LEU ARG PHE ARG ASP ARG CYS VAL SER ALA GLY SEQRES 15 A 275 ILE ASP VAL GLU ILE ILE PRO GLY ILE LEU PRO VAL SER SEQRES 16 A 275 ASN PHE LYS GLN ALA LYS LYS PHE ALA ASP MET THR ASN SEQRES 17 A 275 VAL ARG ILE PRO ALA TRP MET ALA GLN MET PHE ASP GLY SEQRES 18 A 275 LEU ASP ASP ASP ALA GLU THR ARG LYS LEU VAL GLY ALA SEQRES 19 A 275 ASN ILE ALA MET ASP MET VAL LYS ILE LEU SER ARG GLU SEQRES 20 A 275 GLY VAL LYS ASP PHE HIS PHE TYR THR LEU ASN ARG ALA SEQRES 21 A 275 GLU MET SER TYR ALA ILE CYS HIS THR LEU GLY VAL ARG SEQRES 22 A 275 PRO ALA SEQRES 1 B 275 GLY GLN ILE ASN VAL SER PHE GLU PHE PHE PRO PRO ARG SEQRES 2 B 275 THR SER GLU MET GLU GLN THR LEU TRP ASN SER ILE ASP SEQRES 3 B 275 ARG LEU SER SER LEU LYS PRO LYS PHE VAL SER VAL THR SEQRES 4 B 275 TYR GLY ALA ASN SER GLY GLU ARG ASP ARG THR HIS SER SEQRES 5 B 275 ILE ILE LYS GLY ILE LYS ASP ARG THR GLY LEU GLU ALA SEQRES 6 B 275 ALA PRO HIS LEU THR CYS ILE ASP ALA THR PRO ASP GLU SEQRES 7 B 275 LEU ARG THR ILE ALA ARG ASP TYR TRP ASN ASN GLY ILE SEQRES 8 B 275 ARG HIS ILE VAL ALA LEU ARG GLY ASP LEU PRO PRO GLY SEQRES 9 B 275 SER GLY LYS PRO GLU MET TYR ALA SER ASP LEU VAL THR SEQRES 10 B 275 LEU LEU LYS GLU VAL ALA ASP PHE ASP ILE SER VAL ALA SEQRES 11 B 275 ALA TYR PRO GLU VAL HIS PRO GLU ALA LYS SER ALA GLN SEQRES 12 B 275 ALA ASP LEU LEU ASN LEU LYS ARG LYS VAL ASP ALA GLY SEQRES 13 B 275 ALA ASN ARG ALA ILE THR GLN PHE PHE PHE ASP VAL GLU SEQRES 14 B 275 SER TYR LEU ARG PHE ARG ASP ARG CYS VAL SER ALA GLY SEQRES 15 B 275 ILE ASP VAL GLU ILE ILE PRO GLY ILE LEU PRO VAL SER SEQRES 16 B 275 ASN PHE LYS GLN ALA LYS LYS PHE ALA ASP MET THR ASN SEQRES 17 B 275 VAL ARG ILE PRO ALA TRP MET ALA GLN MET PHE ASP GLY SEQRES 18 B 275 LEU ASP ASP ASP ALA GLU THR ARG LYS LEU VAL GLY ALA SEQRES 19 B 275 ASN ILE ALA MET ASP MET VAL LYS ILE LEU SER ARG GLU SEQRES 20 B 275 GLY VAL LYS ASP PHE HIS PHE TYR THR LEU ASN ARG ALA SEQRES 21 B 275 GLU MET SER TYR ALA ILE CYS HIS THR LEU GLY VAL ARG SEQRES 22 B 275 PRO ALA SEQRES 1 C 275 GLY GLN ILE ASN VAL SER PHE GLU PHE PHE PRO PRO ARG SEQRES 2 C 275 THR SER GLU MET GLU GLN THR LEU TRP ASN SER ILE ASP SEQRES 3 C 275 ARG LEU SER SER LEU LYS PRO LYS PHE VAL SER VAL THR SEQRES 4 C 275 TYR GLY ALA ASN SER GLY GLU ARG ASP ARG THR HIS SER SEQRES 5 C 275 ILE ILE LYS GLY ILE LYS ASP ARG THR GLY LEU GLU ALA SEQRES 6 C 275 ALA PRO HIS LEU THR CYS ILE ASP ALA THR PRO ASP GLU SEQRES 7 C 275 LEU ARG THR ILE ALA ARG ASP TYR TRP ASN ASN GLY ILE SEQRES 8 C 275 ARG HIS ILE VAL ALA LEU ARG GLY ASP LEU PRO PRO GLY SEQRES 9 C 275 SER GLY LYS PRO GLU MET TYR ALA SER ASP LEU VAL THR SEQRES 10 C 275 LEU LEU LYS GLU VAL ALA ASP PHE ASP ILE SER VAL ALA SEQRES 11 C 275 ALA TYR PRO GLU VAL HIS PRO GLU ALA LYS SER ALA GLN SEQRES 12 C 275 ALA ASP LEU LEU ASN LEU LYS ARG LYS VAL ASP ALA GLY SEQRES 13 C 275 ALA ASN ARG ALA ILE THR GLN PHE PHE PHE ASP VAL GLU SEQRES 14 C 275 SER TYR LEU ARG PHE ARG ASP ARG CYS VAL SER ALA GLY SEQRES 15 C 275 ILE ASP VAL GLU ILE ILE PRO GLY ILE LEU PRO VAL SER SEQRES 16 C 275 ASN PHE LYS GLN ALA LYS LYS PHE ALA ASP MET THR ASN SEQRES 17 C 275 VAL ARG ILE PRO ALA TRP MET ALA GLN MET PHE ASP GLY SEQRES 18 C 275 LEU ASP ASP ASP ALA GLU THR ARG LYS LEU VAL GLY ALA SEQRES 19 C 275 ASN ILE ALA MET ASP MET VAL LYS ILE LEU SER ARG GLU SEQRES 20 C 275 GLY VAL LYS ASP PHE HIS PHE TYR THR LEU ASN ARG ALA SEQRES 21 C 275 GLU MET SER TYR ALA ILE CYS HIS THR LEU GLY VAL ARG SEQRES 22 C 275 PRO ALA HET HG A 501 1 HET FAD A 395 53 HET HG B 501 1 HET FAD B 396 53 HET HG C 501 1 HET FAD C 397 53 HETNAM HG MERCURY (II) ION HETNAM FAD FLAVIN-ADENINE DINUCLEOTIDE FORMUL 4 HG 3(HG 2+) FORMUL 5 FAD 3(C27 H33 N9 O15 P2) FORMUL 10 HOH *184(H2 O) HELIX 1 1 THR A 34 SER A 50 1 17 HELIX 2 2 ASN A 63 GLY A 82 1 20 HELIX 3 3 THR A 95 ASN A 109 1 15 HELIX 4 4 TYR A 131 ALA A 143 1 13 HELIX 5 5 SER A 161 GLY A 176 1 16 HELIX 6 6 ASP A 187 ALA A 201 1 15 HELIX 7 7 ASN A 216 MET A 226 1 11 HELIX 8 8 PRO A 232 ASP A 240 1 9 HELIX 9 9 ASP A 245 GLU A 267 1 23 HELIX 10 10 ALA A 280 LEU A 290 1 11 HELIX 11 11 THR B 34 SER B 50 1 17 HELIX 12 12 SER B 64 GLY B 82 1 19 HELIX 13 13 THR B 95 ASN B 109 1 15 HELIX 14 14 TYR B 131 ALA B 143 1 13 HELIX 15 15 SER B 161 ALA B 175 1 15 HELIX 16 16 ASP B 187 ALA B 201 1 15 HELIX 17 17 ASN B 216 ASN B 228 1 13 HELIX 18 18 PRO B 232 PHE B 239 1 8 HELIX 19 19 ASP B 245 GLU B 267 1 23 HELIX 20 20 ALA B 280 GLY B 291 1 12 HELIX 21 21 THR C 34 SER C 50 1 17 HELIX 22 22 ASN C 63 THR C 81 1 19 HELIX 23 23 THR C 95 ASN C 109 1 15 HELIX 24 24 TYR C 131 ALA C 143 1 13 HELIX 25 25 SER C 161 GLY C 176 1 16 HELIX 26 26 ASP C 187 ALA C 201 1 15 HELIX 27 27 ASN C 216 ASN C 228 1 13 HELIX 28 28 PRO C 232 ASP C 240 1 9 HELIX 29 29 ASP C 245 GLU C 267 1 23 HELIX 30 30 ALA C 280 LEU C 290 1 11 SHEET 1 A 9 ASN A 24 PHE A 29 0 SHEET 2 A 9 PHE A 55 VAL A 58 1 O PHE A 55 N PHE A 27 SHEET 3 A 9 ASN A 24 PHE A 29 1 O VAL A 25 N PHE A 55 SHEET 4 A 9 ASP A 271 TYR A 275 1 N PHE A 272 O ASN A 24 SHEET 5 A 9 ILE A 207 ILE A 211 1 O PRO A 209 N HIS A 273 SHEET 6 A 9 ARG A 179 PHE A 184 1 O ALA A 180 N ILE A 208 SHEET 7 A 9 ASP A 146 ALA A 151 1 O ILE A 147 N ARG A 179 SHEET 8 A 9 HIS A 113 ALA A 116 1 N ILE A 114 O ASP A 146 SHEET 9 A 9 ALA A 85 LEU A 89 1 O PRO A 87 N VAL A 115 SHEET 1 B 9 ASN B 24 PHE B 29 0 SHEET 2 B 9 PHE B 55 VAL B 58 1 N PHE B 55 O VAL B 25 SHEET 3 B 9 ASN B 24 PHE B 29 1 O VAL B 25 N PHE B 55 SHEET 4 B 9 ASP B 271 TYR B 275 1 N PHE B 272 O ASN B 24 SHEET 5 B 9 GLU B 206 ILE B 211 1 O PRO B 209 N HIS B 273 SHEET 6 B 9 ARG B 179 PHE B 184 1 O ALA B 180 N ILE B 208 SHEET 7 B 9 ASP B 146 ALA B 151 1 O ILE B 147 N ARG B 179 SHEET 8 B 9 HIS B 113 LEU B 117 1 N ILE B 114 O ASP B 146 SHEET 9 B 9 ALA B 85 THR B 90 1 O PRO B 87 N VAL B 115 SHEET 1 C 9 ILE C 207 ILE C 208 0 SHEET 2 C 9 ALA C 177 THR C 182 1 O ALA C 180 N ILE C 208 SHEET 3 C 9 ASP C 146 ALA C 151 1 O ILE C 147 N ASN C 178 SHEET 4 C 9 HIS C 113 LEU C 117 1 N ILE C 114 O ASP C 146 SHEET 5 C 9 ALA C 85 THR C 90 1 O PRO C 87 N VAL C 115 SHEET 6 C 9 PHE C 55 VAL C 58 1 O VAL C 56 N ALA C 86 SHEET 7 C 9 ASN C 24 PHE C 29 1 O VAL C 25 N PHE C 55 SHEET 8 C 9 ASP C 271 TYR C 275 1 N PHE C 272 O ASN C 24 SHEET 9 C 9 GLY C 210 ILE C 211 1 N ILE C 211 O HIS C 273 LINK SG CYS A 91 HG HG A 501 1555 1555 2.70 LINK O MET A 130 HG HG A 501 1555 1555 3.36 LINK SG CYS B 91 HG HG B 501 1555 1555 2.51 LINK N ILE B 92 HG HG B 501 1555 1555 3.44 LINK O CYS C 91 HG HG C 501 1555 1555 3.13 LINK SG CYS C 91 HG HG C 501 1555 1555 1.90 LINK N ILE C 92 HG HG C 501 1555 1555 2.88 SITE 1 AC1 2 CYS A 91 MET A 130 SITE 1 AC2 3 CYS B 91 ILE B 92 MET B 130 SITE 1 AC3 3 CYS C 91 ILE C 92 ARG C 118 SITE 1 AC4 23 THR A 59 TYR A 60 HIS A 88 LEU A 117 SITE 2 AC4 23 ARG A 118 GLY A 119 ASP A 120 TYR A 131 SITE 3 AC4 23 ALA A 132 ALA A 150 TYR A 152 HIS A 156 SITE 4 AC4 23 GLU A 158 ALA A 159 ASP A 165 ASN A 168 SITE 5 AC4 23 ARG A 171 LYS A 172 TYR A 275 HOH A 606 SITE 6 AC4 23 HOH A 658 HOH A 659 HOH A 680 SITE 1 AC5 25 THR B 59 TYR B 60 HIS B 88 THR B 90 SITE 2 AC5 25 LEU B 117 ARG B 118 GLY B 119 ASP B 120 SITE 3 AC5 25 TYR B 131 ALA B 132 ALA B 150 TYR B 152 SITE 4 AC5 25 HIS B 156 GLU B 158 ALA B 159 ASP B 165 SITE 5 AC5 25 ASN B 168 ARG B 171 LYS B 172 TYR B 275 SITE 6 AC5 25 HOH B 608 HOH B 687 HOH B 692 HOH B 696 SITE 7 AC5 25 HOH B 703 SITE 1 AC6 22 THR C 59 TYR C 60 HIS C 88 LEU C 117 SITE 2 AC6 22 ARG C 118 GLY C 119 ASP C 120 TYR C 131 SITE 3 AC6 22 ALA C 132 ALA C 150 TYR C 152 HIS C 156 SITE 4 AC6 22 GLU C 158 ALA C 159 ASP C 165 ASN C 168 SITE 5 AC6 22 ARG C 171 LYS C 172 ILE C 181 TYR C 275 SITE 6 AC6 22 HOH C 663 HOH C 688 CRYST1 103.000 128.200 98.200 90.00 121.60 90.00 C 1 2 1 12 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 0.009709 0.000000 0.005973 0.00000 SCALE2 0.000000 0.007800 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011956 0.00000