HEADER OXIDOREDUCTASE/OXIDOREDUCTASE INHIBITOR 24-JAN-11 3QFX TITLE TRYPANOSOMA BRUCEI DIHYDROFOLATE REDUCTASE PYRIMETHAMINE COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: BIFUNCTIONAL DIHYDROFOLATE REDUCTASE-THYMIDYLATE SYNTHASE; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: DHFR DOMAIN; COMPND 5 SYNONYM: DHFR-TS, DIHYDROFOLATE REDUCTASE, THYMIDYLATE SYNTHASE; COMPND 6 EC: 1.5.1.3; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: TRYPANOSOMA BRUCEI RHODESIENSE; SOURCE 3 ORGANISM_TAXID: 31286; SOURCE 4 GENE: DHFR; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET17B KEYWDS PYRIMETHAMINE, ANTIFOLATE RESISTANCE, TRYPANOSOME, DIHYDROFOLATE KEYWDS 2 REDUCTASE, OXIDOREDUCTASE-OXIDOREDUCTASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.VANICHTANANKUL,J.YUVANIYAMA,S.TAWEECHAI,P.CHITNUMSUB, AUTHOR 2 S.KAMCHONWONGPAISAN,Y.YUTHAVONG REVDAT 4 03-APR-24 3QFX 1 REMARK REVDAT 3 20-MAR-24 3QFX 1 REMARK REVDAT 2 26-JUN-13 3QFX 1 JRNL VERSN REVDAT 1 29-JUN-11 3QFX 0 JRNL AUTH J.VANICHTANANKUL,S.TAWEECHAI,J.YUVANIYAMA,T.VILAIVAN, JRNL AUTH 2 P.CHITNUMSUB,S.KAMCHONWONGPAISAN,Y.YUTHAVONG JRNL TITL TRYPANOSOMAL DIHYDROFOLATE REDUCTASE REVEALS NATURAL JRNL TITL 2 ANTIFOLATE RESISTANCE JRNL REF ACS CHEM.BIOL. V. 6 905 2011 JRNL REFN ISSN 1554-8929 JRNL PMID 21650210 JRNL DOI 10.1021/CB200124R REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.2 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 45.90 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1578184.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 25132 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) : 0.187 REMARK 3 FREE R VALUE : 0.235 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1278 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.28 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.60 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2382 REMARK 3 BIN R VALUE (WORKING SET) : 0.2120 REMARK 3 BIN FREE R VALUE : 0.2540 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 114 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.024 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3323 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 130 REMARK 3 SOLVENT ATOMS : 343 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 29.24 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.08000 REMARK 3 B22 (A**2) : 0.08000 REMARK 3 B33 (A**2) : -0.15000 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) : 0.22 REMARK 3 ESD FROM SIGMAA (A) : 0.17 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) : 0.30 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.23 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.700 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.970 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) : 1.470 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.410 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.120 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.120 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.35 REMARK 3 BSOL : 35.44 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 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : LIGANDS.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : LIGANDS.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 3QFX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 03-FEB-11. REMARK 100 THE DEPOSITION ID IS D_1000063594. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-OCT-07 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 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 : ENRAF-NONIUS FR591 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : NONIUS KAPPA CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 25182 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.07300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 16.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.28 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.38600 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: AMORE REMARK 200 STARTING MODEL: LEISHMANIA MAJOR DHFR REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.83 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.05M AMMONIUM SULPHATE, 0.05M BIS REMARK 280 -TRIS, 32% (W/V) PEG 4000, PH 6.5, MICROBATCH, TEMPERATURE 297K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y,X,Z+1/4 REMARK 290 4555 Y,-X,Z+3/4 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 74.57100 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 37.28550 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 111.85650 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 LEU A 2 REMARK 465 SER A 3 REMARK 465 LEU A 4 REMARK 465 THR A 5 REMARK 465 ARG A 6 REMARK 465 ILE A 7 REMARK 465 LEU A 8 REMARK 465 ARG A 9 REMARK 465 LYS A 10 REMARK 465 LYS A 11 REMARK 465 ILE A 12 REMARK 465 PRO A 13 REMARK 465 VAL A 14 REMARK 465 HIS A 15 REMARK 465 GLU A 16 REMARK 465 LEU A 17 REMARK 465 ALA A 18 REMARK 465 GLY A 19 REMARK 465 LYS A 20 REMARK 465 ILE A 21 REMARK 465 SER A 22 REMARK 465 MET B 1 REMARK 465 LEU B 2 REMARK 465 SER B 3 REMARK 465 LEU B 4 REMARK 465 THR B 5 REMARK 465 ARG B 6 REMARK 465 ILE B 7 REMARK 465 LEU B 8 REMARK 465 ARG B 9 REMARK 465 LYS B 10 REMARK 465 LYS B 11 REMARK 465 ILE B 12 REMARK 465 PRO B 13 REMARK 465 VAL B 14 REMARK 465 HIS B 15 REMARK 465 GLU B 16 REMARK 465 LEU B 17 REMARK 465 ALA B 18 REMARK 465 GLY B 19 REMARK 465 LYS B 20 REMARK 465 ILE B 21 REMARK 465 SER B 22 REMARK 465 ARG B 23 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 ARG A 23 CG CD NE CZ NH1 NH2 REMARK 470 PRO B 24 CG CD 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 B 1188 O HOH B 1208 2.19 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 LYS A 76 118.14 -164.87 REMARK 500 PRO A 92 -36.71 -32.62 REMARK 500 SER A 108 -46.49 -137.92 REMARK 500 SER A 147 150.01 -47.84 REMARK 500 LYS B 76 113.56 -167.44 REMARK 500 PRO B 92 -35.58 -35.59 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 NDP A 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CP6 A 602 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NDP B 701 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CP6 B 702 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3QG2 RELATED DB: PDB REMARK 900 RELATED ID: 3QGT RELATED DB: PDB REMARK 900 RELATED ID: 3RG9 RELATED DB: PDB REMARK 999 REMARK 999 SEQUENCE REMARK 999 1. THE SEQUENCE OF THE PROTEIN IS THE SAME WITH DATABASE Q27783 REMARK 999 (DRTS_TRYBB), BUT FROM THE DIFFERENT SUBSPECIES TRYPANOSOMA BRUCEI REMARK 999 RHODESIENSE. 2. THE PROTEIN WAS UNINTENTIONALLY DIGESTED DURING REMARK 999 EXPRESSION, THE END OF C-TERMINAL WAS NOT DEFINED. DBREF 3QFX A 1 241 PDB 3QFX 3QFX 1 241 DBREF 3QFX B 1 241 PDB 3QFX 3QFX 1 241 SEQRES 1 A 241 MET LEU SER LEU THR ARG ILE LEU ARG LYS LYS ILE PRO SEQRES 2 A 241 VAL HIS GLU LEU ALA GLY LYS ILE SER ARG PRO PRO LEU SEQRES 3 A 241 ARG PRO PHE SER VAL VAL VAL ALA SER ASP GLU LYS GLY SEQRES 4 A 241 GLY ILE GLY ASP GLY GLY THR ILE PRO TRP GLU ILE PRO SEQRES 5 A 241 GLU ASP MET GLN TYR PHE ARG ARG VAL THR THR ASN LEU SEQRES 6 A 241 ARG GLY LYS ASN VAL LYS PRO SER PRO SER LYS ARG ASN SEQRES 7 A 241 ALA VAL VAL MET GLY ARG LYS THR TRP ASP SER LEU PRO SEQRES 8 A 241 PRO LYS PHE ARG PRO LEU SER ASN ARG LEU ASN VAL VAL SEQRES 9 A 241 LEU SER ARG SER ALA THR LYS GLU GLN LEU LEU ALA GLY SEQRES 10 A 241 ILE PRO ASP PRO ILE LYS ARG ALA GLU ALA ALA ASN ASP SEQRES 11 A 241 VAL VAL ALA VAL ASN GLY GLY LEU GLU ASP ALA LEU ARG SEQRES 12 A 241 MET LEU VAL SER LYS GLU HIS THR SER SER ILE GLU THR SEQRES 13 A 241 VAL PHE CYS ILE GLY GLY GLY THR ILE TYR LYS GLN ALA SEQRES 14 A 241 LEU CYS ALA PRO CYS VAL ASN VAL LEU GLN ALA ILE HIS SEQRES 15 A 241 ARG THR VAL VAL ARG PRO ALA SER ASN SER CYS SER VAL SEQRES 16 A 241 PHE PHE ASP ILE PRO ALA ALA GLY THR LYS THR PRO GLU SEQRES 17 A 241 GLY LEU GLU LEU VAL ARG GLU SER ILE THR ASP GLU ARG SEQRES 18 A 241 VAL SER THR GLY ALA GLY GLY LYS LYS TYR GLN PHE GLU SEQRES 19 A 241 LYS LEU VAL PRO ARG ASN SER SEQRES 1 B 241 MET LEU SER LEU THR ARG ILE LEU ARG LYS LYS ILE PRO SEQRES 2 B 241 VAL HIS GLU LEU ALA GLY LYS ILE SER ARG PRO PRO LEU SEQRES 3 B 241 ARG PRO PHE SER VAL VAL VAL ALA SER ASP GLU LYS GLY SEQRES 4 B 241 GLY ILE GLY ASP GLY GLY THR ILE PRO TRP GLU ILE PRO SEQRES 5 B 241 GLU ASP MET GLN TYR PHE ARG ARG VAL THR THR ASN LEU SEQRES 6 B 241 ARG GLY LYS ASN VAL LYS PRO SER PRO SER LYS ARG ASN SEQRES 7 B 241 ALA VAL VAL MET GLY ARG LYS THR TRP ASP SER LEU PRO SEQRES 8 B 241 PRO LYS PHE ARG PRO LEU SER ASN ARG LEU ASN VAL VAL SEQRES 9 B 241 LEU SER ARG SER ALA THR LYS GLU GLN LEU LEU ALA GLY SEQRES 10 B 241 ILE PRO ASP PRO ILE LYS ARG ALA GLU ALA ALA ASN ASP SEQRES 11 B 241 VAL VAL ALA VAL ASN GLY GLY LEU GLU ASP ALA LEU ARG SEQRES 12 B 241 MET LEU VAL SER LYS GLU HIS THR SER SER ILE GLU THR SEQRES 13 B 241 VAL PHE CYS ILE GLY GLY GLY THR ILE TYR LYS GLN ALA SEQRES 14 B 241 LEU CYS ALA PRO CYS VAL ASN VAL LEU GLN ALA ILE HIS SEQRES 15 B 241 ARG THR VAL VAL ARG PRO ALA SER ASN SER CYS SER VAL SEQRES 16 B 241 PHE PHE ASP ILE PRO ALA ALA GLY THR LYS THR PRO GLU SEQRES 17 B 241 GLY LEU GLU LEU VAL ARG GLU SER ILE THR ASP GLU ARG SEQRES 18 B 241 VAL SER THR GLY ALA GLY GLY LYS LYS TYR GLN PHE GLU SEQRES 19 B 241 LYS LEU VAL PRO ARG ASN SER HET NDP A 601 48 HET CP6 A 602 17 HET NDP B 701 48 HET CP6 B 702 17 HETNAM NDP NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE HETNAM 2 NDP PHOSPHATE HETNAM CP6 5-(4-CHLORO-PHENYL)-6-ETHYL-PYRIMIDINE-2,4-DIAMINE HETSYN CP6 PYRIMETHAMINE FORMUL 3 NDP 2(C21 H30 N7 O17 P3) FORMUL 4 CP6 2(C12 H13 CL N4) FORMUL 7 HOH *343(H2 O) HELIX 1 1 ILE A 51 ASN A 64 1 14 HELIX 2 2 ARG A 84 LEU A 90 1 7 HELIX 3 3 PRO A 91 ARG A 95 5 5 HELIX 4 4 THR A 110 ALA A 116 1 7 HELIX 5 5 ASP A 120 ALA A 128 1 9 HELIX 6 6 GLY A 137 LEU A 145 1 9 HELIX 7 7 SER A 147 SER A 152 1 6 HELIX 8 8 GLY A 162 LEU A 170 1 9 HELIX 9 9 PRO A 173 ASN A 176 5 4 HELIX 10 10 ILE B 51 ASN B 64 1 14 HELIX 11 11 ARG B 84 LEU B 90 1 7 HELIX 12 12 PRO B 91 ARG B 95 5 5 HELIX 13 13 THR B 110 ALA B 116 1 7 HELIX 14 14 ASP B 120 ALA B 128 1 9 HELIX 15 15 GLY B 137 LEU B 145 1 9 HELIX 16 16 GLY B 162 LEU B 170 1 9 HELIX 17 17 PRO B 173 ASN B 176 5 4 SHEET 1 A 8 VAL A 131 VAL A 134 0 SHEET 2 A 8 ARG A 100 LEU A 105 1 N VAL A 104 O VAL A 134 SHEET 3 A 8 ARG A 77 GLY A 83 1 N VAL A 80 O VAL A 103 SHEET 4 A 8 ILE A 154 CYS A 159 1 O PHE A 158 N VAL A 81 SHEET 5 A 8 PHE A 29 ASP A 36 1 N SER A 30 O CYS A 159 SHEET 6 A 8 LEU A 178 ARG A 187 1 O HIS A 182 N VAL A 31 SHEET 7 A 8 LYS A 230 PRO A 238 -1 O GLU A 234 N ARG A 183 SHEET 8 A 8 LEU A 212 ILE A 217 -1 N VAL A 213 O VAL A 237 SHEET 1 B 8 VAL A 131 VAL A 134 0 SHEET 2 B 8 ARG A 100 LEU A 105 1 N VAL A 104 O VAL A 134 SHEET 3 B 8 ARG A 77 GLY A 83 1 N VAL A 80 O VAL A 103 SHEET 4 B 8 ILE A 154 CYS A 159 1 O PHE A 158 N VAL A 81 SHEET 5 B 8 PHE A 29 ASP A 36 1 N SER A 30 O CYS A 159 SHEET 6 B 8 LEU A 178 ARG A 187 1 O HIS A 182 N VAL A 31 SHEET 7 B 8 LYS A 230 PRO A 238 -1 O GLU A 234 N ARG A 183 SHEET 8 B 8 ARG A 221 VAL A 222 -1 N ARG A 221 O TYR A 231 SHEET 1 C 2 GLY A 40 GLY A 42 0 SHEET 2 C 2 VAL A 195 PHE A 196 -1 O VAL A 195 N ILE A 41 SHEET 1 D 8 VAL B 131 VAL B 134 0 SHEET 2 D 8 ARG B 100 LEU B 105 1 N VAL B 104 O VAL B 134 SHEET 3 D 8 ARG B 77 GLY B 83 1 N VAL B 80 O VAL B 103 SHEET 4 D 8 ILE B 154 CYS B 159 1 O PHE B 158 N VAL B 81 SHEET 5 D 8 PHE B 29 ASP B 36 1 N SER B 30 O CYS B 159 SHEET 6 D 8 LEU B 178 ARG B 187 1 O HIS B 182 N VAL B 31 SHEET 7 D 8 LYS B 230 PRO B 238 -1 O GLU B 234 N ARG B 183 SHEET 8 D 8 LEU B 212 ILE B 217 -1 N GLU B 215 O LYS B 235 SHEET 1 E 8 VAL B 131 VAL B 134 0 SHEET 2 E 8 ARG B 100 LEU B 105 1 N VAL B 104 O VAL B 134 SHEET 3 E 8 ARG B 77 GLY B 83 1 N VAL B 80 O VAL B 103 SHEET 4 E 8 ILE B 154 CYS B 159 1 O PHE B 158 N VAL B 81 SHEET 5 E 8 PHE B 29 ASP B 36 1 N SER B 30 O CYS B 159 SHEET 6 E 8 LEU B 178 ARG B 187 1 O HIS B 182 N VAL B 31 SHEET 7 E 8 LYS B 230 PRO B 238 -1 O GLU B 234 N ARG B 183 SHEET 8 E 8 ARG B 221 VAL B 222 -1 N ARG B 221 O TYR B 231 SHEET 1 F 2 GLY B 40 GLY B 42 0 SHEET 2 F 2 VAL B 195 PHE B 196 -1 O VAL B 195 N ILE B 41 CISPEP 1 ARG A 23 PRO A 24 0 -0.09 CISPEP 2 ARG A 95 PRO A 96 0 -0.38 CISPEP 3 GLY A 161 GLY A 162 0 0.18 CISPEP 4 ALA A 172 PRO A 173 0 0.08 CISPEP 5 ARG A 187 PRO A 188 0 -0.06 CISPEP 6 PRO B 24 PRO B 25 0 -0.14 CISPEP 7 ARG B 95 PRO B 96 0 -0.37 CISPEP 8 GLY B 161 GLY B 162 0 0.13 CISPEP 9 ALA B 172 PRO B 173 0 -0.02 CISPEP 10 ARG B 187 PRO B 188 0 -0.19 SITE 1 AC1 36 VAL A 33 ALA A 34 ILE A 41 GLY A 42 SITE 2 AC1 36 ASP A 43 GLY A 44 GLY A 45 THR A 46 SITE 3 AC1 36 ILE A 47 GLY A 83 ARG A 84 LYS A 85 SITE 4 AC1 36 THR A 86 LEU A 105 SER A 106 ARG A 107 SITE 5 AC1 36 GLY A 136 GLY A 137 ILE A 160 GLY A 161 SITE 6 AC1 36 GLY A 162 GLY A 163 THR A 164 ILE A 165 SITE 7 AC1 36 TYR A 166 GLN A 168 CP6 A 602 HOH A1021 SITE 8 AC1 36 HOH A1053 HOH A1131 HOH A1132 HOH A1180 SITE 9 AC1 36 HOH A1215 HOH A1291 HOH A1327 SER B 241 SITE 1 AC2 14 VAL A 32 VAL A 33 ALA A 34 ILE A 47 SITE 2 AC2 14 ASP A 54 MET A 55 PHE A 58 THR A 86 SITE 3 AC2 14 SER A 89 LEU A 90 ILE A 160 TYR A 166 SITE 4 AC2 14 THR A 184 NDP A 601 SITE 1 AC3 33 SER A 241 VAL B 33 ALA B 34 ILE B 41 SITE 2 AC3 33 ASP B 43 GLY B 44 GLY B 45 THR B 46 SITE 3 AC3 33 ILE B 47 GLY B 83 ARG B 84 LYS B 85 SITE 4 AC3 33 THR B 86 LEU B 105 SER B 106 ARG B 107 SITE 5 AC3 33 GLY B 136 GLY B 137 ILE B 160 GLY B 161 SITE 6 AC3 33 GLY B 162 GLY B 163 THR B 164 ILE B 165 SITE 7 AC3 33 TYR B 166 GLN B 168 CP6 B 702 HOH B1012 SITE 8 AC3 33 HOH B1081 HOH B1151 HOH B1160 HOH B1315 SITE 9 AC3 33 HOH B1317 SITE 1 AC4 14 VAL B 32 VAL B 33 ALA B 34 ILE B 47 SITE 2 AC4 14 ASP B 54 MET B 55 PHE B 58 THR B 86 SITE 3 AC4 14 SER B 89 LEU B 90 ILE B 160 TYR B 166 SITE 4 AC4 14 THR B 184 NDP B 701 CRYST1 58.239 58.239 149.142 90.00 90.00 90.00 P 41 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 0.017171 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017171 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006705 0.00000