HEADER OXIDOREDUCTASE 08-OCT-01 1K4Q TITLE HUMAN GLUTATHIONE REDUCTASE INACTIVATED BY PEROXYNITRITE COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTATHIONE REDUCTASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: GR, GRASE; COMPND 5 EC: 1.6.4.2; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS NITROTYROSINE, FLAVOENZYME, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR S.N.SAVVIDES,M.SCHEIWEIN,C.C.BOEHME,G.E.ARTEEL,P.A.KARPLUS,K.BECKER, AUTHOR 2 R.H.SCHIRMER REVDAT 5 13-JUL-11 1K4Q 1 VERSN REVDAT 4 24-FEB-09 1K4Q 1 VERSN REVDAT 3 01-APR-03 1K4Q 1 JRNL REVDAT 2 13-FEB-02 1K4Q 1 MODRES REVDAT 1 30-JAN-02 1K4Q 0 JRNL AUTH S.N.SAVVIDES,M.SCHEIWEIN,C.C.BOHME,G.E.ARTEEL,P.A.KARPLUS, JRNL AUTH 2 K.BECKER,R.H.SCHIRMER JRNL TITL CRYSTAL STRUCTURE OF THE ANTIOXIDANT ENZYME GLUTATHIONE JRNL TITL 2 REDUCTASE INACTIVATED BY PEROXYNITRITE. JRNL REF J.BIOL.CHEM. V. 277 2779 2002 JRNL REFN ISSN 0021-9258 JRNL PMID 11705998 JRNL DOI 10.1074/JBC.M108190200 REMARK 2 REMARK 2 RESOLUTION. 1.90 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) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 38803 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.166 REMARK 3 FREE R VALUE : 0.204 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1940 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3529 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 53 REMARK 3 SOLVENT ATOMS : 519 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.30000 REMARK 3 B22 (A**2) : 5.20000 REMARK 3 B33 (A**2) : -7.50000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 1.40000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NIY 106 ALT CONF A AND TYR 106 ALT CONF REMARK 3 B EXIST AS ALTERNATE CONFORMATIONS. TWO CONFORMATIONS OF NIY 114, REMARK 3 ALT CONF A & B, AND TYR 114 ALT CONF C EXIST AS ALTERNATE REMARK 3 CONFORMATIONS. REMARK 4 REMARK 4 1K4Q COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-OCT-01. REMARK 100 THE RCSB ID CODE IS RCSB014558. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-JUL-99 REMARK 200 TEMPERATURE (KELVIN) : 298 REMARK 200 PH : 8.0 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 : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : R-AXIS REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 41212 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.1 REMARK 200 DATA REDUNDANCY : 3.400 REMARK 200 R MERGE (I) : 0.07100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.93 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.4 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 : 2.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.20 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.75 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, POTASSIUM PHOSPHATE, REMARK 280 PH 8.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K 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 59.87500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 31.82500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 59.87500 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 31.82500 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 SECOND PAT OF THE BIOLOGICAL ASSEMBLY IS GENERATED BY A REMARK 300 CRYSTALLOGRAPHIC TWO-FOLD AXIS 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: 9690 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 37080 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -68.0 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 164.11166 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 72.16528 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 614 O HOH A 666 2.16 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 600 O HOH A 600 2656 1.64 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 GLY A 92 N - CA - C ANGL. DEV. = 19.6 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 HIS A 52 -119.55 -130.19 REMARK 500 VAL A 61 32.80 -144.25 REMARK 500 PRO A 136 -78.21 -52.10 REMARK 500 ALA A 155 55.92 -142.34 REMARK 500 HIS A 219 -145.33 -120.60 REMARK 500 ASP A 297 32.53 -98.52 REMARK 500 ALA A 336 72.23 54.15 REMARK 500 GLU A 358 -9.54 -58.78 REMARK 500 ILE A 393 -39.68 -39.46 REMARK 500 ASN A 425 173.68 62.44 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 662 DISTANCE = 6.95 ANGSTROMS REMARK 525 HOH A 715 DISTANCE = 6.72 ANGSTROMS REMARK 525 HOH A 728 DISTANCE = 5.41 ANGSTROMS REMARK 525 HOH A 730 DISTANCE = 5.94 ANGSTROMS REMARK 525 HOH A 800 DISTANCE = 5.45 ANGSTROMS REMARK 525 HOH A 841 DISTANCE = 6.09 ANGSTROMS REMARK 525 HOH A 866 DISTANCE = 5.47 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FAD A 499 DBREF 1K4Q A 18 478 UNP P00390 GSHR_HUMAN 62 522 SEQADV 1K4Q NIY A 106 UNP P00390 TYR 150 MICROHETEROGENEITY SEQADV 1K4Q NIY A 114 UNP P00390 TYR 158 MICROHETEROGENEITY SEQRES 1 A 461 VAL ALA SER TYR ASP TYR LEU VAL ILE GLY GLY GLY SER SEQRES 2 A 461 GLY GLY LEU ALA SER ALA ARG ARG ALA ALA GLU LEU GLY SEQRES 3 A 461 ALA ARG ALA ALA VAL VAL GLU SER HIS LYS LEU GLY GLY SEQRES 4 A 461 THR CYS VAL ASN VAL GLY CYS VAL PRO LYS LYS VAL MET SEQRES 5 A 461 TRP ASN THR ALA VAL HIS SER GLU PHE MET HIS ASP HIS SEQRES 6 A 461 ALA ASP TYR GLY PHE PRO SER CYS GLU GLY LYS PHE ASN SEQRES 7 A 461 TRP ARG VAL ILE LYS GLU LYS ARG ASP ALA NIY VAL SER SEQRES 8 A 461 ARG LEU ASN ALA ILE NIY GLN ASN ASN LEU THR LYS SER SEQRES 9 A 461 HIS ILE GLU ILE ILE ARG GLY HIS ALA ALA PHE THR SER SEQRES 10 A 461 ASP PRO LYS PRO THR ILE GLU VAL SER GLY LYS LYS TYR SEQRES 11 A 461 THR ALA PRO HIS ILE LEU ILE ALA THR GLY GLY MET PRO SEQRES 12 A 461 SER THR PRO HIS GLU SER GLN ILE PRO GLY ALA SER LEU SEQRES 13 A 461 GLY ILE THR SER ASP GLY PHE PHE GLN LEU GLU GLU LEU SEQRES 14 A 461 PRO GLY ARG SER VAL ILE VAL GLY ALA GLY TYR ILE ALA SEQRES 15 A 461 VAL GLU MET ALA GLY ILE LEU SER ALA LEU GLY SER LYS SEQRES 16 A 461 THR SER LEU MET ILE ARG HIS ASP LYS VAL LEU ARG SER SEQRES 17 A 461 PHE ASP SER MET ILE SER THR ASN CYS THR GLU GLU LEU SEQRES 18 A 461 GLU ASN ALA GLY VAL GLU VAL LEU LYS PHE SER GLN VAL SEQRES 19 A 461 LYS GLU VAL LYS LYS THR LEU SER GLY LEU GLU VAL SER SEQRES 20 A 461 MET VAL THR ALA VAL PRO GLY ARG LEU PRO VAL MET THR SEQRES 21 A 461 MET ILE PRO ASP VAL ASP CYS LEU LEU TRP ALA ILE GLY SEQRES 22 A 461 ARG VAL PRO ASN THR LYS ASP LEU SER LEU ASN LYS LEU SEQRES 23 A 461 GLY ILE GLN THR ASP ASP LYS GLY HIS ILE ILE VAL ASP SEQRES 24 A 461 GLU PHE GLN ASN THR ASN VAL LYS GLY ILE TYR ALA VAL SEQRES 25 A 461 GLY ASP VAL CYS GLY LYS ALA LEU LEU THR PRO VAL ALA SEQRES 26 A 461 ILE ALA ALA GLY ARG LYS LEU ALA HIS ARG LEU PHE GLU SEQRES 27 A 461 TYR LYS GLU ASP SER LYS LEU ASP TYR ASN ASN ILE PRO SEQRES 28 A 461 THR VAL VAL PHE SER HIS PRO PRO ILE GLY THR VAL GLY SEQRES 29 A 461 LEU THR GLU ASP GLU ALA ILE HIS LYS TYR GLY ILE GLU SEQRES 30 A 461 ASN VAL LYS THR TYR SER THR SER PHE THR PRO MET TYR SEQRES 31 A 461 HIS ALA VAL THR LYS ARG LYS THR LYS CYS VAL MET LYS SEQRES 32 A 461 MET VAL CYS ALA ASN LYS GLU GLU LYS VAL VAL GLY ILE SEQRES 33 A 461 HIS MET GLN GLY LEU GLY CYS ASP GLU MET LEU GLN GLY SEQRES 34 A 461 PHE ALA VAL ALA VAL LYS MET GLY ALA THR LYS ALA ASP SEQRES 35 A 461 PHE ASP ASN THR VAL ALA ILE HIS PRO THR SER SER GLU SEQRES 36 A 461 GLU LEU VAL THR LEU ARG MODRES 1K4Q NIY A 106 TYR META-NITRO-TYROSINE MODRES 1K4Q NIY A 114 TYR META-NITRO-TYROSINE HET NIY A 106 15 HET NIY A 114 30 HET FAD A 499 53 HETNAM NIY META-NITRO-TYROSINE HETNAM FAD FLAVIN-ADENINE DINUCLEOTIDE FORMUL 1 NIY 2(C9 H10 N2 O5) FORMUL 2 FAD C27 H33 N9 O15 P2 FORMUL 3 HOH *519(H2 O) HELIX 1 1 GLY A 29 LEU A 42 1 14 HELIX 2 2 GLY A 55 GLY A 62 1 8 HELIX 3 3 GLY A 62 ASP A 81 1 20 HELIX 4 4 HIS A 82 GLY A 86 5 5 HELIX 5 5 ASN A 95 SER A 121 1 27 HELIX 6 6 GLY A 170 GLY A 174 5 5 HELIX 7 7 THR A 176 PHE A 181 1 6 HELIX 8 8 GLY A 196 LEU A 209 1 14 HELIX 9 9 ASP A 227 ALA A 241 1 15 HELIX 10 10 THR A 295 GLY A 304 5 10 HELIX 11 11 GLY A 330 GLY A 334 5 5 HELIX 12 12 LEU A 338 GLU A 355 1 18 HELIX 13 13 THR A 383 GLY A 392 1 10 HELIX 14 14 PRO A 405 THR A 411 5 7 HELIX 15 15 GLY A 439 GLY A 454 1 16 HELIX 16 16 THR A 456 ASN A 462 1 7 HELIX 17 17 SER A 470 THR A 476 5 7 SHEET 1 A 4 ALA A 19 SER A 20 0 SHEET 2 A 4 LYS A 145 THR A 148 1 O THR A 148 N ALA A 19 SHEET 3 A 4 THR A 139 VAL A 142 -1 N ILE A 140 O TYR A 147 SHEET 4 A 4 ALA A 131 PHE A 132 -1 N ALA A 131 O GLU A 141 SHEET 1 B 5 GLU A 124 ARG A 127 0 SHEET 2 B 5 ALA A 46 GLU A 50 1 N VAL A 48 O ILE A 126 SHEET 3 B 5 TYR A 23 ILE A 26 1 N VAL A 25 O VAL A 49 SHEET 4 B 5 ILE A 152 ILE A 154 1 O LEU A 153 N ILE A 26 SHEET 5 B 5 ILE A 326 ALA A 328 1 O TYR A 327 N ILE A 154 SHEET 1 C 2 GLY A 158 PRO A 160 0 SHEET 2 C 2 ARG A 291 PRO A 293 -1 O VAL A 292 N MET A 159 SHEET 1 D 4 GLU A 244 LEU A 246 0 SHEET 2 D 4 LYS A 212 MET A 216 1 N LEU A 215 O GLU A 244 SHEET 3 D 4 ARG A 189 VAL A 193 1 N ILE A 192 O MET A 216 SHEET 4 D 4 CYS A 284 TRP A 287 1 O LEU A 286 N VAL A 191 SHEET 1 E 3 SER A 249 THR A 257 0 SHEET 2 E 3 GLY A 260 THR A 267 -1 O SER A 264 N GLU A 253 SHEET 3 E 3 VAL A 275 VAL A 282 -1 O VAL A 282 N LEU A 261 SHEET 1 F 5 THR A 369 VAL A 371 0 SHEET 2 F 5 ILE A 377 GLY A 381 -1 O THR A 379 N THR A 369 SHEET 3 F 5 LYS A 429 GLN A 436 -1 O ILE A 433 N VAL A 380 SHEET 4 F 5 CYS A 417 ALA A 424 -1 N VAL A 422 O GLY A 432 SHEET 5 F 5 VAL A 396 PHE A 403 -1 N LYS A 397 O CYS A 423 SSBOND 1 CYS A 58 CYS A 63 1555 1555 2.03 SSBOND 2 CYS A 90 CYS A 90 1555 2656 2.24 LINK C ALA A 105 N ANIY A 106 1555 1555 1.34 LINK C ANIY A 106 N VAL A 107 1555 1555 1.33 LINK C ILE A 113 N ANIY A 114 1555 1555 1.33 LINK C ILE A 113 N BNIY A 114 1555 1555 1.33 LINK C ANIY A 114 N GLN A 115 1555 1555 1.33 LINK C BNIY A 114 N GLN A 115 1555 1555 1.33 CISPEP 1 HIS A 374 PRO A 375 0 -0.18 CISPEP 2 HIS A 467 PRO A 468 0 -0.64 SITE 1 AC1 35 GLY A 27 GLY A 29 SER A 30 GLY A 31 SITE 2 AC1 35 VAL A 49 GLU A 50 SER A 51 HIS A 52 SITE 3 AC1 35 GLY A 56 THR A 57 CYS A 58 CYS A 63 SITE 4 AC1 35 LYS A 66 GLY A 128 HIS A 129 ALA A 130 SITE 5 AC1 35 ALA A 155 THR A 156 GLY A 157 TYR A 197 SITE 6 AC1 35 ARG A 291 GLY A 330 ASP A 331 LEU A 337 SITE 7 AC1 35 LEU A 338 THR A 339 PRO A 340 HIS A 467 SITE 8 AC1 35 PRO A 468 HOH A 502 HOH A 504 HOH A 515 SITE 9 AC1 35 HOH A 554 HOH A 859 HOH A 864 CRYST1 119.750 63.650 84.710 90.00 58.42 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 0.008351 0.000000 -0.005133 0.00000 SCALE2 0.000000 0.015711 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013857 0.00000