HEADER OXIDOREDUCTASE 17-MAY-00 1E26 TITLE DESIGN, SYNTHESIS AND X-RAY CRYSTAL STRUCTURE OF A POTENT DUAL TITLE 2 INHIBITOR OF THYMIDYLATE SYNTHASE AND DIHYDROFOLATE REDUCTASE AS AN TITLE 3 ANTITUMOR AGENT. COMPND MOL_ID: 1; COMPND 2 MOLECULE: DIHYDROFOLATE REDUCTASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PCDHFR; COMPND 5 EC: 1.5.1.3; COMPND 6 ENGINEERED: YES; COMPND 7 OTHER_DETAILS: COMPLEXED WITH NADPH AND INHIBITOR 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; SOURCE 8 EXPRESSION_SYSTEM_GENE: C-DNA P.CARINII DHFR KEYWDS OXIDOREDUCTASE, DIHYDROFOLATE REDUCTASE, THYMIDYLATE SYNTHASE EXPDTA X-RAY DIFFRACTION AUTHOR A.GANGJEE,J.YU,J.J.MCGUIRE,V.CODY,N.GALITSKY,R.L.KISLIUK,S.F.QUEENER REVDAT 6 06-DEC-23 1E26 1 REMARK REVDAT 5 08-MAY-19 1E26 1 REMARK REVDAT 4 23-MAY-18 1E26 1 REMARK REVDAT 3 24-FEB-09 1E26 1 VERSN REVDAT 2 18-JUL-03 1E26 1 JRNL REVDAT 1 17-MAY-01 1E26 0 JRNL AUTH V.CODY,N.GALITSKY,D.RAK,J.R.LUFT,W.PANGBORN,S.F.QUEENER JRNL TITL LIGAND-INDUCED CONFORMATIONAL CHANGES IN THE CRYSTAL JRNL TITL 2 STRUCTURES OF PNEUMOCYSTIS CARINII DIHYDROFOLATE REDUCTASE JRNL TITL 3 COMPLEXES WITH FOLATE AND NADP+ JRNL REF BIOCHEMISTRY V. 38 4303 1999 JRNL REFN ISSN 0006-2960 JRNL PMID 10194348 JRNL DOI 10.1021/BI982728M REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 100.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 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 : 13297 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.219 REMARK 3 FREE R VALUE : 0.297 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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 : 1678 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 79 REMARK 3 SOLVENT ATOMS : 101 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) : 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 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) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.500 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 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: THE C-TERMINAL MET RESIDUE WAS NOT SEEN REMARK 3 IN THE DENSITY MAPS REMARK 4 REMARK 4 1E26 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 17-MAY-00. REMARK 100 THE DEPOSITION ID IS D_1290004967. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-JAN-99 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 RU200HB 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 : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11919 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 100.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 200 DATA REDUNDANCY : 2.600 REMARK 200 R MERGE (I) : 0.05400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL 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 : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: 2CD2 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): 1.97 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN SOLUTION: WASHED AND REMARK 280 CONCENTRATED 4 TUBES PCDHFR USING A CENTRICON 10 50 MM MES, REMARK 280 100MM KCL, B-NADPH, PH 6.0, A280/340 RATIO OF 24. WASHED WITH REMARK 280 50MM MES, 100MM KCL, PH 6.0, WASHED WITH 50MM MES, 100MM KCL, PH REMARK 280 6.0 TO A CONCENTRATION OF 6.5 MG/ML. RESERVOIR SOLUTION: 50% REMARK 280 PEG2000MME, 50MM MES, 100MM, PH 6.0 SET UP MICROBATCH REMARK 280 POLYTHERMAL GRADIENT EXPERIMENTS IN MICROPETS. DROPS WERE REMARK 280 COMPOSED OF: 2.5 MICROLITERS PROTEIN SOLUTION 2.0 MICROLITERS REMARK 280 PROTEIN SOLUTION 0.5 MICROLITERS 50MM MES, 100MM KCL, PH 6.0. REMARK 280 MICROPETS WERE LEFT TO EQUILIBRATE ON THE POLYTHERMAL GRADIENT., REMARK 280 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 21.61550 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS 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 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 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 NZ LYS A 5 O ASN A 118 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 GLY A 89 CA GLY A 89 C 0.123 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 124 N - CA - C ANGL. DEV. = 15.8 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 GLN A 4 -53.98 -122.12 REMARK 500 SER A 24 -161.36 -129.16 REMARK 500 PRO A 26 35.81 -63.13 REMARK 500 SER A 51 151.56 -49.93 REMARK 500 ILE A 92 109.22 -15.51 REMARK 500 ASN A 118 -73.77 -101.77 REMARK 500 LYS A 148 128.93 -178.14 REMARK 500 GLU A 192 110.41 -161.80 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 A2027 DISTANCE = 5.86 ANGSTROMS REMARK 700 REMARK 700 SHEET REMARK 700 THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN REMARK 700 ORDER TO REPRESENT THIS FEATURE IN THE SHEET RECORDS BELOW, REMARK 700 TWO SHEETS ARE DEFINED. STRANDS 1 TO 7 SHEETS A AND A1 REMARK 700 ARE IDENTICAL. 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 207 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GPB A 208 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2CD2 RELATED DB: PDB REMARK 900 LIGAND INDUCED CONFORMATIONAL CHANGES IN THE CRYSTAL STRUCTURES OF REMARK 900 PNEUMOCYSTIS CARINII DIHYDROFOLATE REDUCTASE COMPLEXES WITH FOLATE REMARK 900 AND NADP+ REMARK 900 RELATED ID: 3CD2 RELATED DB: PDB REMARK 900 LIGAND INDUCED CONFORMATIONAL CHANGES IN THE CRYSTAL STRUCTURES OF REMARK 900 PNEUMOCYSTIS CARINII DIHYDROFOLATE REDUCTASE COMPLEXES WITH FOLATE REMARK 900 AND NADP+ REMARK 900 RELATED ID: 4CD2 RELATED DB: PDB REMARK 900 LIGAND INDUCED CONFORMATIONAL CHANGES IN THE CRYSTAL STRUCTURES OF REMARK 900 PNEUMOCYSTIS CARINII DIHYDROFOLATE REDUCTASE COMPLEXES WITH FOLATE REMARK 900 AND NADP+ REMARK 900 RELATED ID: 1DYR RELATED DB: PDB REMARK 900 THE STRUCTURE OF PNEUMOCYSTIS CARINII DIHYDROFOLATE REDUCTASE TO REMARK 900 1.9 ANGSTROMS RESOLUTION REMARK 900 RELATED ID: 1DAJ RELATED DB: PDB REMARK 900 COMPARISON OF TERNARY COMPLEXES OF PNEUMOCYSTIS CARINII AND WILD REMARK 900 TYPE HUMAN DIHYDROFOLATE REDUCTASE WITH COENZYME NADPH AND A NOVEL REMARK 900 CLASSICAL ANTITUMOR FURO[2,3D]PYRIMIDINE ANTIFOLATE DBREF 1E26 A 1 206 UNP P16184 DYR_PNECA 1 206 SEQRES 1 A 206 MET ASN GLN GLN LYS SER LEU THR LEU ILE VAL ALA LEU SEQRES 2 A 206 THR THR SER TYR GLY ILE GLY ARG SER ASN SER LEU PRO SEQRES 3 A 206 TRP LYS LEU LYS LYS GLU ILE SER TYR PHE LYS ARG VAL SEQRES 4 A 206 THR SER PHE VAL PRO THR PHE ASP SER PHE GLU SER MET SEQRES 5 A 206 ASN VAL VAL LEU MET GLY ARG LYS THR TRP GLU SER ILE SEQRES 6 A 206 PRO LEU GLN PHE ARG PRO LEU LYS GLY ARG ILE ASN VAL SEQRES 7 A 206 VAL ILE THR ARG ASN GLU SER LEU ASP LEU GLY ASN GLY SEQRES 8 A 206 ILE HIS SER ALA LYS SER LEU ASP HIS ALA LEU GLU LEU SEQRES 9 A 206 LEU TYR ARG THR TYR GLY SER GLU SER SER VAL GLN ILE SEQRES 10 A 206 ASN ARG ILE PHE VAL ILE GLY GLY ALA GLN LEU TYR LYS SEQRES 11 A 206 ALA ALA MET ASP HIS PRO LYS LEU ASP ARG ILE MET ALA SEQRES 12 A 206 THR ILE ILE TYR LYS ASP ILE HIS CYS ASP VAL PHE PHE SEQRES 13 A 206 PRO LEU LYS PHE ARG ASP LYS GLU TRP SER SER VAL TRP SEQRES 14 A 206 LYS LYS GLU LYS HIS SER ASP LEU GLU SER TRP VAL GLY SEQRES 15 A 206 THR LYS VAL PRO HIS GLY LYS ILE ASN GLU ASP GLY PHE SEQRES 16 A 206 ASP TYR GLU PHE GLU MET TRP THR ARG ASP LEU HET NAP A 207 48 HET GPB A 208 31 HETNAM NAP NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE HETNAM GPB N-[4-[2-(2-AMINO-4-METHYL-7H-PYRROLO[2,3-D]PYRIMIDIN-5- HETNAM 2 GPB YL)-ETHYL]-BENZOYL]GLUTAMIC ACID HETSYN NAP 2'-MONOPHOSPHOADENOSINE 5'-DIPHOSPHORIBOSE FORMUL 2 NAP C21 H28 N7 O17 P3 FORMUL 3 GPB C21 H23 N5 O5 FORMUL 4 HOH *101(H2 O) HELIX 1 1 LEU A 29 PHE A 42 1 14 HELIX 2 2 THR A 45 PHE A 49 5 5 HELIX 3 3 ARG A 59 SER A 64 1 6 HELIX 4 4 SER A 97 TYR A 109 1 13 HELIX 5 5 GLY A 125 HIS A 135 1 11 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 ILE A 76 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 GLY A 124 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 ASP A 196 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 ILE A 76 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 GLY A 124 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 ASP A 196 THR A 203 -1 O GLU A 198 N ILE A 145 SHEET 8 A1 8 ILE A 190 ASN A 191 -1 O ILE A 190 N 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 -0.14 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 ASN A 83 LYS A 96 ILE A 123 SITE 5 AC1 23 GLY A 124 GLY A 125 ALA A 126 GLN A 127 SITE 6 AC1 23 LEU A 128 TYR A 129 GPB A 208 SITE 1 AC2 14 ILE A 10 VAL A 11 ALA A 12 LEU A 25 SITE 2 AC2 14 GLU A 32 ILE A 33 PHE A 36 LYS A 37 SITE 3 AC2 14 PHE A 69 ARG A 75 ILE A 123 THR A 144 SITE 4 AC2 14 NAP A 207 HOH A2101 CRYST1 37.332 43.231 61.241 90.00 94.59 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 0.026787 0.000000 0.002150 0.00000 SCALE2 0.000000 0.023131 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016381 0.00000