HEADER OXIDOREDUCTASE 13-OCT-04 1XR3 TITLE ACTINORHODIN POLYKETIDE KETOREDUCTASE WITH NADP AND THE INHIBITOR TITLE 2 ISONIAZID BOUND COMPND MOL_ID: 1; COMPND 2 MOLECULE: ACTINORHODIN POLYKETIDE KETOREDUCTASE; COMPND 3 CHAIN: A, B; COMPND 4 EC: 1.3.1.-; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES COELICOLOR; SOURCE 3 ORGANISM_TAXID: 1902; SOURCE 4 GENE: ACTIII; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET28C KEYWDS PROTEIN-INHIBITOR COMPLEX, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR T.P.KORMAN,J.A.HILL,T.N.VU,S.C.TSAI REVDAT 4 23-AUG-23 1XR3 1 REMARK REVDAT 3 13-JUL-11 1XR3 1 VERSN REVDAT 2 24-FEB-09 1XR3 1 VERSN REVDAT 1 27-SEP-05 1XR3 0 JRNL AUTH T.P.KORMAN,J.A.HILL,T.N.VU,S.C.TSAI JRNL TITL STRUCTURAL ANALYSIS OF ACTINORHODIN POLYKETIDE JRNL TITL 2 KETOREDUCTASE: COFACTOR BINDING AND SUBSTRATE SPECIFICITY. JRNL REF BIOCHEMISTRY V. 43 14529 2004 JRNL REFN ISSN 0006-2960 JRNL PMID 15544323 JRNL DOI 10.1021/BI048133A REMARK 2 REMARK 2 RESOLUTION. 2.71 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.71 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 48.06 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 74691.910 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 94.6 REMARK 3 NUMBER OF REFLECTIONS : 20523 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 : 0.256 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.900 REMARK 3 FREE R VALUE TEST SET COUNT : 2025 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 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) : 2.71 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.88 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 85.70 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2721 REMARK 3 BIN R VALUE (WORKING SET) : 0.3280 REMARK 3 BIN FREE R VALUE : 0.3690 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.50 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 319 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.021 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3722 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 116 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 37.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 41.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 3.90000 REMARK 3 B22 (A**2) : 3.90000 REMARK 3 B33 (A**2) : -7.81000 REMARK 3 B12 (A**2) : 8.34000 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) : 0.34 REMARK 3 ESD FROM SIGMAA (A) : 0.46 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) : 0.41 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.52 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.50 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.880 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) : 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 36.42 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : DRGCNS.PAR REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : NADP.PAR REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : DRGCNS.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : ION.TOP REMARK 3 TOPOLOGY FILE 5 : NADP.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1XR3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-OCT-04. REMARK 100 THE DEPOSITION ID IS D_1000030669. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-SEP-04 REMARK 200 TEMPERATURE (KELVIN) : 75 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 2 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0000 REMARK 200 MONOCHROMATOR : SINGLE CRYSTAL, CYLINDRICALLY REMARK 200 BENT, SI(220) REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21721 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.710 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.6 REMARK 200 DATA REDUNDANCY : 16.80 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 16.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.71 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.76 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : 7.20 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1X7G REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 64.14 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.43 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM FORMATE, PH 7.5, VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 82.81800 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 41.40900 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 41.40900 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 82.81800 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 BIOLOGICAL ASSEMBLY IS A TETRAMER GENERATED FROM THE REMARK 300 DIMER IN THE ASYMMETRIC UNIT BY THE OPERATIONS: -X, Y-X, 2/3-Z 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 18210 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 34370 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -64.0 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 350 BIOMT1 2 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 -0.866025 0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 -41.40900 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 ALA A 2 REMARK 465 THR A 3 REMARK 465 GLN A 4 REMARK 465 ASP A 5 REMARK 465 HIS B 201 REMARK 465 TYR B 202 REMARK 465 SER B 203 REMARK 465 ASP B 204 REMARK 465 ILE B 205 REMARK 465 TRP B 206 REMARK 465 GLU B 207 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 ND2 ASN B 260 ND2 ASN B 260 6554 1.79 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 GLU A 52 44.74 -84.83 REMARK 500 CYS A 62 124.01 -175.71 REMARK 500 LYS A 127 -78.91 -89.79 REMARK 500 ALA A 143 -108.30 -90.25 REMARK 500 SER A 144 173.88 168.35 REMARK 500 LYS A 148 -32.75 -131.87 REMARK 500 ALA A 154 40.80 -142.61 REMARK 500 GLU A 191 81.75 -67.41 REMARK 500 ALA B 37 179.25 173.44 REMARK 500 VAL B 64 -9.75 -56.54 REMARK 500 LEU B 115 -67.97 -97.84 REMARK 500 LYS B 127 -89.51 -88.42 REMARK 500 ALA B 143 -106.10 -99.02 REMARK 500 SER B 144 156.52 164.18 REMARK 500 ALA B 154 42.64 -149.59 REMARK 500 SER B 209 -177.07 -57.16 REMARK 500 THR B 210 -125.72 -85.52 REMARK 500 ASP B 215 -22.59 -149.68 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAP A 262 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ISZ A 263 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAP B 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ISZ B 302 DBREF 1XR3 A 1 261 UNP P16544 ACT3_STRCO 1 261 DBREF 1XR3 B 1 261 UNP P16544 ACT3_STRCO 1 261 SEQRES 1 A 261 MET ALA THR GLN ASP SER GLU VAL ALA LEU VAL THR GLY SEQRES 2 A 261 ALA THR SER GLY ILE GLY LEU GLU ILE ALA ARG ARG LEU SEQRES 3 A 261 GLY LYS GLU GLY LEU ARG VAL PHE VAL CYS ALA ARG GLY SEQRES 4 A 261 GLU GLU GLY LEU ARG THR THR LEU LYS GLU LEU ARG GLU SEQRES 5 A 261 ALA GLY VAL GLU ALA ASP GLY ARG THR CYS ASP VAL ARG SEQRES 6 A 261 SER VAL PRO GLU ILE GLU ALA LEU VAL ALA ALA VAL VAL SEQRES 7 A 261 GLU ARG TYR GLY PRO VAL ASP VAL LEU VAL ASN ASN ALA SEQRES 8 A 261 GLY ARG PRO GLY GLY GLY ALA THR ALA GLU LEU ALA ASP SEQRES 9 A 261 GLU LEU TRP LEU ASP VAL VAL GLU THR ASN LEU THR GLY SEQRES 10 A 261 VAL PHE ARG VAL THR LYS GLN VAL LEU LYS ALA GLY GLY SEQRES 11 A 261 MET LEU GLU ARG GLY THR GLY ARG ILE VAL ASN ILE ALA SEQRES 12 A 261 SER THR GLY GLY LYS GLN GLY VAL VAL HIS ALA ALA PRO SEQRES 13 A 261 TYR SER ALA SER LYS HIS GLY VAL VAL GLY PHE THR LYS SEQRES 14 A 261 ALA LEU GLY LEU GLU LEU ALA ARG THR GLY ILE THR VAL SEQRES 15 A 261 ASN ALA VAL CYS PRO GLY PHE VAL GLU THR PRO MET ALA SEQRES 16 A 261 ALA SER VAL ARG GLU HIS TYR SER ASP ILE TRP GLU VAL SEQRES 17 A 261 SER THR GLU GLU ALA PHE ASP ARG ILE THR ALA ARG VAL SEQRES 18 A 261 PRO ILE GLY ARG TYR VAL GLN PRO SER GLU VAL ALA GLU SEQRES 19 A 261 MET VAL ALA TYR LEU ILE GLY PRO GLY ALA ALA ALA VAL SEQRES 20 A 261 THR ALA GLN ALA LEU ASN VAL CYS GLY GLY LEU GLY ASN SEQRES 21 A 261 TYR SEQRES 1 B 261 MET ALA THR GLN ASP SER GLU VAL ALA LEU VAL THR GLY SEQRES 2 B 261 ALA THR SER GLY ILE GLY LEU GLU ILE ALA ARG ARG LEU SEQRES 3 B 261 GLY LYS GLU GLY LEU ARG VAL PHE VAL CYS ALA ARG GLY SEQRES 4 B 261 GLU GLU GLY LEU ARG THR THR LEU LYS GLU LEU ARG GLU SEQRES 5 B 261 ALA GLY VAL GLU ALA ASP GLY ARG THR CYS ASP VAL ARG SEQRES 6 B 261 SER VAL PRO GLU ILE GLU ALA LEU VAL ALA ALA VAL VAL SEQRES 7 B 261 GLU ARG TYR GLY PRO VAL ASP VAL LEU VAL ASN ASN ALA SEQRES 8 B 261 GLY ARG PRO GLY GLY GLY ALA THR ALA GLU LEU ALA ASP SEQRES 9 B 261 GLU LEU TRP LEU ASP VAL VAL GLU THR ASN LEU THR GLY SEQRES 10 B 261 VAL PHE ARG VAL THR LYS GLN VAL LEU LYS ALA GLY GLY SEQRES 11 B 261 MET LEU GLU ARG GLY THR GLY ARG ILE VAL ASN ILE ALA SEQRES 12 B 261 SER THR GLY GLY LYS GLN GLY VAL VAL HIS ALA ALA PRO SEQRES 13 B 261 TYR SER ALA SER LYS HIS GLY VAL VAL GLY PHE THR LYS SEQRES 14 B 261 ALA LEU GLY LEU GLU LEU ALA ARG THR GLY ILE THR VAL SEQRES 15 B 261 ASN ALA VAL CYS PRO GLY PHE VAL GLU THR PRO MET ALA SEQRES 16 B 261 ALA SER VAL ARG GLU HIS TYR SER ASP ILE TRP GLU VAL SEQRES 17 B 261 SER THR GLU GLU ALA PHE ASP ARG ILE THR ALA ARG VAL SEQRES 18 B 261 PRO ILE GLY ARG TYR VAL GLN PRO SER GLU VAL ALA GLU SEQRES 19 B 261 MET VAL ALA TYR LEU ILE GLY PRO GLY ALA ALA ALA VAL SEQRES 20 B 261 THR ALA GLN ALA LEU ASN VAL CYS GLY GLY LEU GLY ASN SEQRES 21 B 261 TYR HET NAP A 262 48 HET ISZ A 263 10 HET NAP B 301 48 HET ISZ B 302 10 HETNAM NAP NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE HETNAM ISZ 4-(DIAZENYLCARBONYL)PYRIDINE HETSYN NAP 2'-MONOPHOSPHOADENOSINE 5'-DIPHOSPHORIBOSE HETSYN ISZ ISONIAZID; TUBAZID; RIMITSID; ISONICOTINYLHYDRAZINE; HETSYN 2 ISZ LANIZID; NYDRAZID FORMUL 3 NAP 2(C21 H28 N7 O17 P3) FORMUL 4 ISZ 2(C6 H5 N3 O) HELIX 1 1 SER A 16 GLU A 29 1 14 HELIX 2 2 GLY A 39 GLU A 52 1 14 HELIX 3 3 SER A 66 TYR A 81 1 16 HELIX 4 4 ALA A 103 LEU A 115 1 13 HELIX 5 5 LEU A 115 LYS A 127 1 13 HELIX 6 6 GLY A 130 GLY A 135 1 6 HELIX 7 7 SER A 144 LYS A 148 5 5 HELIX 8 8 ALA A 154 ALA A 176 1 23 HELIX 9 9 THR A 192 TRP A 206 1 15 HELIX 10 10 SER A 209 ALA A 219 1 11 HELIX 11 11 GLN A 228 GLY A 241 1 14 HELIX 12 12 PRO A 242 ALA A 245 5 4 HELIX 13 13 SER B 16 GLU B 29 1 14 HELIX 14 14 GLY B 39 GLY B 54 1 16 HELIX 15 15 SER B 66 TYR B 81 1 16 HELIX 16 16 ALA B 103 LEU B 115 1 13 HELIX 17 17 LEU B 115 LYS B 127 1 13 HELIX 18 18 GLY B 130 GLY B 135 1 6 HELIX 19 19 SER B 144 LYS B 148 5 5 HELIX 20 20 ALA B 154 ALA B 176 1 23 HELIX 21 21 THR B 192 ARG B 199 1 8 HELIX 22 22 ARG B 216 VAL B 221 1 6 HELIX 23 23 GLN B 228 GLY B 241 1 14 HELIX 24 24 PRO B 242 ALA B 245 5 4 SHEET 1 A 7 GLU A 56 GLY A 59 0 SHEET 2 A 7 ARG A 32 CYS A 36 1 N VAL A 35 O ASP A 58 SHEET 3 A 7 VAL A 8 THR A 12 1 N ALA A 9 O PHE A 34 SHEET 4 A 7 VAL A 86 ASN A 89 1 O VAL A 88 N LEU A 10 SHEET 5 A 7 GLY A 137 ILE A 142 1 O ILE A 142 N ASN A 89 SHEET 6 A 7 ILE A 180 PRO A 187 1 O ASN A 183 N ASN A 141 SHEET 7 A 7 ALA A 251 VAL A 254 1 O LEU A 252 N CYS A 186 SHEET 1 B 7 ALA B 57 THR B 61 0 SHEET 2 B 7 ARG B 32 ALA B 37 1 N VAL B 35 O ASP B 58 SHEET 3 B 7 VAL B 8 VAL B 11 1 N ALA B 9 O PHE B 34 SHEET 4 B 7 VAL B 86 ASN B 89 1 O VAL B 86 N LEU B 10 SHEET 5 B 7 GLY B 137 ILE B 142 1 O ARG B 138 N LEU B 87 SHEET 6 B 7 ILE B 180 PRO B 187 1 O ASN B 183 N ASN B 141 SHEET 7 B 7 ALA B 251 VAL B 254 1 O LEU B 252 N CYS B 186 SITE 1 AC1 26 GLY A 13 THR A 15 SER A 16 GLY A 17 SITE 2 AC1 26 ILE A 18 ALA A 37 ARG A 38 GLY A 39 SITE 3 AC1 26 CYS A 62 ASP A 63 VAL A 64 ASN A 90 SITE 4 AC1 26 ALA A 91 GLY A 92 ILE A 142 ALA A 143 SITE 5 AC1 26 SER A 144 TYR A 157 LYS A 161 PRO A 187 SITE 6 AC1 26 GLY A 188 VAL A 190 THR A 192 PRO A 193 SITE 7 AC1 26 MET A 194 ARG B 51 SITE 1 AC2 5 SER A 144 THR A 145 GLY A 146 GLN A 149 SITE 2 AC2 5 VAL A 151 SITE 1 AC3 25 GLY B 13 THR B 15 SER B 16 GLY B 17 SITE 2 AC3 25 ILE B 18 ALA B 37 ARG B 38 GLY B 39 SITE 3 AC3 25 CYS B 62 ASP B 63 VAL B 64 ASN B 90 SITE 4 AC3 25 ALA B 91 ILE B 142 ALA B 143 SER B 144 SITE 5 AC3 25 TYR B 157 LYS B 161 PRO B 187 GLY B 188 SITE 6 AC3 25 VAL B 190 THR B 192 PRO B 193 MET B 194 SITE 7 AC3 25 ISZ B 302 SITE 1 AC4 8 SER B 144 THR B 145 GLY B 146 VAL B 151 SITE 2 AC4 8 TYR B 157 GLY B 188 MET B 194 NAP B 301 CRYST1 104.224 104.224 124.227 90.00 90.00 120.00 P 32 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 0.009595 0.005540 0.000000 0.00000 SCALE2 0.000000 0.011079 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008050 0.00000