HEADER OXIDOREDUCTASE 13-JAN-04 1VJ3 TITLE STRUCTURAL STUDIES ON BIO-ACTIVE COMPOUNDS. CRYSTAL STRUCTURE AND TITLE 2 MOLECULAR MODELING STUDIES ON THE PNEUMOCYSTIS CARINII DIHYDROFOLATE TITLE 3 REDUCTASE COFACTOR COMPLEX WITH TAB, A HIGHLY SELECTIVE ANTIFOLATE. COMPND MOL_ID: 1; COMPND 2 MOLECULE: DIHYDROFOLATE REDUCTASE; COMPND 3 CHAIN: A; COMPND 4 EC: 1.5.1.3; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PNEUMOCYSTIS CARINII; SOURCE 3 ORGANISM_TAXID: 4754; SOURCE 4 GENE: C-DNA P.CARINII DHFR; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PT7-7 KEYWDS TAB, NADPH, MOLECULAR MODELING, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR V.CODY,N.GALITSKY,D.RAK,J.R.LUFT,S.F.QUEENER,C.A.LAUGHTON,F.G.MALCOLM REVDAT 4 27-DEC-23 1VJ3 1 REMARK REVDAT 3 04-OCT-17 1VJ3 1 REMARK REVDAT 2 24-FEB-09 1VJ3 1 VERSN REVDAT 1 20-JAN-04 1VJ3 0 SPRSDE 20-JAN-04 1VJ3 1D8R JRNL AUTH V.CODY,D.CHAN,N.GALITSKY,D.RAK,J.R.LUFT,W.PANGBORN, JRNL AUTH 2 S.F.QUEENER,C.A.LAUGHTON,M.F.STEVENS JRNL TITL STRUCTURAL STUDIES ON BIOACTIVE COMPOUNDS. 30. CRYSTAL JRNL TITL 2 STRUCTURE AND MOLECULAR MODELING STUDIES ON THE PNEUMOCYSTIS JRNL TITL 3 CARINII DIHYDROFOLATE REDUCTASE COFACTOR COMPLEX WITH TAB, A JRNL TITL 4 HIGHLY SELECTIVE ANTIFOLATE. JRNL REF BIOCHEMISTRY V. 39 3556 2000 JRNL REFN ISSN 0006-2960 JRNL PMID 10736154 JRNL DOI 10.1021/BI9924563 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH V.CODY,N.GALITSKY,D.RAK,J.R.LUFT,W.PANGBORN,S.F.QUEENER REMARK 1 TITL LIGAND-INDUCED CONFORMATIONAL CHANGES IN THE CRYSTAL REMARK 1 TITL 2 STRUCTURES OF PNEUMOCYSTIS CARINII DIHYDROFOLATE REDUCTASE REMARK 1 TITL 3 COMPLEXES WITH FOLATE AND NADP+ REMARK 1 REF BIOCHEMISTRY V. 38 4303 1999 REMARK 1 REFN ISSN 0006-2960 REMARK 1 DOI 10.1021/BI982728M REMARK 1 REFERENCE 2 REMARK 1 AUTH J.N.CHAMPNESS,A.ACHARI,S.P.BALLANTINE,P.K.BRYANT,C.J.DELVES, REMARK 1 AUTH 2 D.K.STAMMERS REMARK 1 TITL THE STRUCTURE OF PNEUMOCYSTIS CARINII DIHYDROFOLATE REMARK 1 TITL 2 REDUCTASE TO 1.9 A RESOLUTION REMARK 1 REF STRUCTURE V. 2 915 1994 REMARK 1 REFN ISSN 0969-2126 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROFFT REMARK 3 AUTHORS : KONNERT,HENDRICKSON,FINZEL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 3 NUMBER OF REFLECTIONS : 10325 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.190 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 11328 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1678 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 81 REMARK 3 SOLVENT ATOMS : 75 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 16.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.34 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) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.020 ; 0.020 REMARK 3 ANGLE DISTANCE (A) : 0.065 ; 0.040 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.081 ; 0.050 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.016 ; 0.020 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.228 ; 0.150 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.229 ; 0.500 REMARK 3 MULTIPLE TORSION (A) : 0.313 ; 0.500 REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : 0.334 ; 0.500 REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 2.400 ; 3.000 REMARK 3 STAGGERED (DEGREES) : 23.600; 15.000 REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.564 ; 1.750 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.378 ; 2.500 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.641 ; 1.750 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.426 ; 2.500 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1VJ3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-JAN-04. REMARK 100 THE DEPOSITION ID IS D_1000001914. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-FEB-98 REMARK 200 TEMPERATURE (KELVIN) : 293.0 REMARK 200 PH : 6.00 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 : GRAPH REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : R-AXIS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 10325 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 8.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 200 DATA REDUNDANCY : 2.200 REMARK 200 R MERGE (I) : 0.06400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 4.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.18 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.9 REMARK 200 DATA REDUNDANCY IN SHELL : 3.10 REMARK 200 R MERGE FOR SHELL (I) : 0.18700 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: NULL REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.08 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.00 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 21.56850 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 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 OD2 ASP A 162 O HOH A 212 2.17 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 GLN A 3 CA - CB - CG ANGL. DEV. = 18.8 DEGREES REMARK 500 LEU A 13 CB - CG - CD1 ANGL. DEV. = 22.6 DEGREES REMARK 500 SER A 16 N - CA - CB ANGL. DEV. = -9.8 DEGREES REMARK 500 ARG A 21 NE - CZ - NH1 ANGL. DEV. = 5.8 DEGREES REMARK 500 ARG A 21 NE - CZ - NH2 ANGL. DEV. = -7.8 DEGREES REMARK 500 LEU A 25 CB - CA - C ANGL. DEV. = 18.3 DEGREES REMARK 500 TYR A 35 CB - CG - CD2 ANGL. DEV. = -4.4 DEGREES REMARK 500 TYR A 35 CB - CG - CD1 ANGL. DEV. = 5.3 DEGREES REMARK 500 LYS A 37 CA - CB - CG ANGL. DEV. = 15.4 DEGREES REMARK 500 ARG A 38 CA - CB - CG ANGL. DEV. = 24.8 DEGREES REMARK 500 ARG A 38 CD - NE - CZ ANGL. DEV. = 30.3 DEGREES REMARK 500 ARG A 38 NH1 - CZ - NH2 ANGL. DEV. = -11.8 DEGREES REMARK 500 ARG A 38 NE - CZ - NH2 ANGL. DEV. = 10.6 DEGREES REMARK 500 ASP A 47 CB - CG - OD2 ANGL. DEV. = -5.5 DEGREES REMARK 500 VAL A 54 CG1 - CB - CG2 ANGL. DEV. = 9.7 DEGREES REMARK 500 ARG A 59 CA - CB - CG ANGL. DEV. = 13.7 DEGREES REMARK 500 GLU A 63 CA - CB - CG ANGL. DEV. = 19.9 DEGREES REMARK 500 GLU A 63 CB - CG - CD ANGL. DEV. = 21.3 DEGREES REMARK 500 GLU A 63 OE1 - CD - OE2 ANGL. DEV. = -13.7 DEGREES REMARK 500 ARG A 70 NE - CZ - NH1 ANGL. DEV. = 4.8 DEGREES REMARK 500 ARG A 75 NE - CZ - NH1 ANGL. DEV. = 6.2 DEGREES REMARK 500 ARG A 75 NE - CZ - NH2 ANGL. DEV. = -6.5 DEGREES REMARK 500 ARG A 82 CD - NE - CZ ANGL. DEV. = 12.6 DEGREES REMARK 500 ARG A 82 NE - CZ - NH1 ANGL. DEV. = 6.3 DEGREES REMARK 500 ARG A 82 NE - CZ - NH2 ANGL. DEV. = -3.5 DEGREES REMARK 500 ASP A 87 CB - CG - OD1 ANGL. DEV. = 12.7 DEGREES REMARK 500 ASP A 99 OD1 - CG - OD2 ANGL. DEV. = 19.7 DEGREES REMARK 500 ASP A 99 CB - CG - OD2 ANGL. DEV. = -16.3 DEGREES REMARK 500 ALA A 101 CB - CA - C ANGL. DEV. = 10.2 DEGREES REMARK 500 GLU A 103 CB - CG - CD ANGL. DEV. = 17.0 DEGREES REMARK 500 ARG A 107 CD - NE - CZ ANGL. DEV. = -9.8 DEGREES REMARK 500 ARG A 107 NE - CZ - NH1 ANGL. DEV. = -6.3 DEGREES REMARK 500 ARG A 107 NE - CZ - NH2 ANGL. DEV. = 3.2 DEGREES REMARK 500 ARG A 119 NE - CZ - NH2 ANGL. DEV. = -7.8 DEGREES REMARK 500 ILE A 123 CB - CG1 - CD1 ANGL. DEV. = 18.4 DEGREES REMARK 500 ALA A 132 N - CA - CB ANGL. DEV. = -9.9 DEGREES REMARK 500 ASP A 134 CB - CG - OD1 ANGL. DEV. = 8.7 DEGREES REMARK 500 ASP A 134 CB - CG - OD2 ANGL. DEV. = -5.7 DEGREES REMARK 500 LEU A 138 CB - CA - C ANGL. DEV. = 16.1 DEGREES REMARK 500 ASP A 139 CB - CG - OD1 ANGL. DEV. = 6.9 DEGREES REMARK 500 ASP A 139 CB - CG - OD2 ANGL. DEV. = -8.7 DEGREES REMARK 500 ARG A 140 NE - CZ - NH1 ANGL. DEV. = 6.7 DEGREES REMARK 500 THR A 144 N - CA - CB ANGL. DEV. = 11.6 DEGREES REMARK 500 ASP A 153 CB - CG - OD2 ANGL. DEV. = 7.1 DEGREES REMARK 500 VAL A 168 CA - CB - CG2 ANGL. DEV. = 12.0 DEGREES REMARK 500 ASP A 176 CB - CA - C ANGL. DEV. = 13.7 DEGREES REMARK 500 ASP A 176 CA - CB - CG ANGL. DEV. = 21.4 DEGREES REMARK 500 LEU A 177 CA - CB - CG ANGL. DEV. = 14.6 DEGREES REMARK 500 GLU A 192 CG - CD - OE2 ANGL. DEV. = -12.5 DEGREES REMARK 500 PHE A 195 CA - CB - CG ANGL. DEV. = 16.1 DEGREES REMARK 500 REMARK 500 THIS ENTRY HAS 56 ANGLE DEVIATIONS. 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 GLN A 3 154.26 -30.20 REMARK 500 GLN A 4 -46.93 -145.79 REMARK 500 PRO A 26 26.79 -71.21 REMARK 500 SER A 85 -61.99 -90.66 REMARK 500 TYR A 109 59.41 -116.70 REMARK 500 GLU A 112 54.21 -92.99 REMARK 500 ASN A 118 -83.46 -103.54 REMARK 500 LYS A 148 139.67 -177.13 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 207 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TAB A 300 DBREF 1VJ3 A 2 206 UNP P16184 DYR_PNECA 2 206 SEQRES 1 A 205 ASN GLN GLN LYS SER LEU THR LEU ILE VAL ALA LEU THR SEQRES 2 A 205 THR SER TYR GLY ILE GLY ARG SER ASN SER LEU PRO TRP SEQRES 3 A 205 LYS LEU LYS LYS GLU ILE SER TYR PHE LYS ARG VAL THR SEQRES 4 A 205 SER PHE VAL PRO THR PHE ASP SER PHE GLU SER MET ASN SEQRES 5 A 205 VAL VAL LEU MET GLY ARG LYS THR TRP GLU SER ILE PRO SEQRES 6 A 205 LEU GLN PHE ARG PRO LEU LYS GLY ARG ILE ASN VAL VAL SEQRES 7 A 205 ILE THR ARG ASN GLU SER LEU ASP LEU GLY ASN GLY ILE SEQRES 8 A 205 HIS SER ALA LYS SER LEU ASP HIS ALA LEU GLU LEU LEU SEQRES 9 A 205 TYR ARG THR TYR GLY SER GLU SER SER VAL GLN ILE ASN SEQRES 10 A 205 ARG ILE PHE VAL ILE GLY GLY ALA GLN LEU TYR LYS ALA SEQRES 11 A 205 ALA MET ASP HIS PRO LYS LEU ASP ARG ILE MET ALA THR SEQRES 12 A 205 ILE ILE TYR LYS ASP ILE HIS CYS ASP VAL PHE PHE PRO SEQRES 13 A 205 LEU LYS PHE ARG ASP LYS GLU TRP SER SER VAL TRP LYS SEQRES 14 A 205 LYS GLU LYS HIS SER ASP LEU GLU SER TRP VAL GLY THR SEQRES 15 A 205 LYS VAL PRO HIS GLY LYS ILE ASN GLU ASP GLY PHE ASP SEQRES 16 A 205 TYR GLU PHE GLU MET TRP THR ARG ASP LEU HET NDP A 207 48 HET TAB A 300 46 HETNAM NDP NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE HETNAM 2 NDP PHOSPHATE HETNAM TAB ACETIC ACID N-[2-CHLORO-5-[6-ETHYL-2,4-DIAMINO-PYRIMID- HETNAM 2 TAB 5-YL]-PHENYL]-[BENZYL-TRIAZEN-3-YL]ETHYL ESTER FORMUL 2 NDP C21 H30 N7 O17 P3 FORMUL 3 TAB C23 H26 CL N7 O2 FORMUL 4 HOH *75(H2 O) HELIX 1 1 LEU A 29 PHE A 42 1 14 HELIX 2 2 ARG A 59 ILE A 65 1 7 HELIX 3 3 PRO A 66 ARG A 70 5 5 HELIX 4 4 SER A 97 TYR A 109 1 13 HELIX 5 5 GLY A 125 ASP A 134 1 10 HELIX 6 6 ASP A 162 SER A 166 5 5 HELIX 7 7 LYS A 173 GLY A 182 1 10 SHEET 1 A 8 HIS A 93 ALA A 95 0 SHEET 2 A 8 ARG A 75 ILE A 80 1 O ASN A 77 N HIS A 93 SHEET 3 A 8 SER A 51 GLY A 58 1 O ASN A 53 N ILE A 76 SHEET 4 A 8 GLN A 116 VAL A 122 1 O GLN A 116 N MET A 52 SHEET 5 A 8 LEU A 7 THR A 14 1 O THR A 8 N VAL A 122 SHEET 6 A 8 LEU A 138 ILE A 146 1 N ASP A 139 O LEU A 7 SHEET 7 A 8 PHE A 195 THR A 203 -1 O GLU A 198 N ILE A 145 SHEET 8 A 8 LYS A 170 LYS A 171 -1 O LYS A 170 N THR A 203 SHEET 1 A1 8 HIS A 93 ALA A 95 0 SHEET 2 A1 8 ARG A 75 ILE A 80 1 O ASN A 77 N HIS A 93 SHEET 3 A1 8 SER A 51 GLY A 58 1 O ASN A 53 N ILE A 76 SHEET 4 A1 8 GLN A 116 VAL A 122 1 O GLN A 116 N MET A 52 SHEET 5 A1 8 LEU A 7 THR A 14 1 O THR A 8 N VAL A 122 SHEET 6 A1 8 LEU A 138 ILE A 146 1 N ASP A 139 O LEU A 7 SHEET 7 A1 8 PHE A 195 THR A 203 -1 O GLU A 198 N ILE A 145 SHEET 8 A1 8 ILE A 190 GLU A 192 -1 N ILE A 190 O TYR A 197 SHEET 1 B 2 GLY A 18 GLY A 20 0 SHEET 2 B 2 VAL A 154 PHE A 155 -1 O VAL A 154 N ILE A 19 CISPEP 1 ARG A 70 PRO A 71 0 0.02 CISPEP 2 GLY A 124 GLY A 125 0 0.07 SITE 1 AC1 23 VAL A 11 ALA A 12 ILE A 19 ASN A 23 SITE 2 AC1 23 SER A 24 LEU A 25 GLY A 58 ARG A 59 SITE 3 AC1 23 LYS A 60 THR A 61 ILE A 80 THR A 81 SITE 4 AC1 23 ARG A 82 LYS A 96 ILE A 123 GLY A 125 SITE 5 AC1 23 ALA A 126 GLN A 127 LEU A 128 TYR A 129 SITE 6 AC1 23 ALA A 131 HOH A 236 TAB A 300 SITE 1 AC2 15 ILE A 10 LEU A 25 GLU A 32 ILE A 33 SITE 2 AC2 15 PHE A 36 LYS A 37 SER A 64 PRO A 66 SITE 3 AC2 15 PHE A 69 LEU A 72 ARG A 75 ILE A 123 SITE 4 AC2 15 TYR A 129 NDP A 207 HOH A 283 CRYST1 37.481 43.137 61.288 90.00 94.74 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 0.026680 0.000000 0.002212 0.00000 SCALE2 0.000000 0.023182 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016372 0.00000