HEADER OXIDOREDUCTASE/TRANSFERASE 13-AUG-09 3INV TITLE TRYPANOSOMA CRUZI DIHYDROFOLATE REDUCTASE-THYMIDYLATE SYNTHASE TITLE 2 COMPLEXED WITH NADPH, DUMP AND C-448 ANTIFOLATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: BIFUNCTIONAL DIHYDROFOLATE REDUCTASE-THYMIDYLATE SYNTHASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: DHFR-TS, DIHYDROFOLATE REDUCTASE, THYMIDYLATE SYNTHASE; COMPND 5 EC: 1.5.1.3, 2.1.1.45; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: TRYPANOSOMA CRUZI; SOURCE 3 ORGANISM_TAXID: 5693; SOURCE 4 STRAIN: Y; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) PLYSS; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET11C KEYWDS DHFR-TS ANTIFOLATE COMPLEX, METHYLTRANSFERASE, MULTIFUNCTIONAL KEYWDS 2 ENZYME, NADP, NUCLEOTIDE BIOSYNTHESIS, ONE-CARBON METABOLISM, KEYWDS 3 OXIDOREDUCTASE, TRANSFERASE, OXIDOREDUCTASE-TRANSFERASE COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR P.CHITNUMSUB,J.YUVANIYAMA,Y.YUTHAVONG REVDAT 6 03-APR-24 3INV 1 REMARK REVDAT 5 21-FEB-24 3INV 1 REMARK REVDAT 4 24-JAN-18 3INV 1 JRNL REVDAT 3 01-NOV-17 3INV 1 REMARK REVDAT 2 02-MAR-11 3INV 1 HETSYN REVDAT 1 28-JUL-10 3INV 0 JRNL AUTH P.CHITNUMSUB,J.YUVANIYAMA,T.VILAIVAN,J.VANICHTANANKUL, JRNL AUTH 2 S.KAMCHONWONGPAISAN,Y.YUTHAVONG JRNL TITL STRUCTURAL BASIS OF ANTIFOLATE INHIBITION OF TRYPANOSOMA JRNL TITL 2 CRUZI DIHYDROFOLATE REDUCTASE-THYMIDYLATE SYNTHASE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.37 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.37 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 46.94 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) (%) : 91.5 REMARK 3 NUMBER OF REFLECTIONS : 40392 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) : 0.189 REMARK 3 FREE R VALUE : 0.243 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2036 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 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) : 2.37 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.48 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 85.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4385 REMARK 3 BIN R VALUE (WORKING SET) : 0.2180 REMARK 3 BIN FREE R VALUE : 0.3100 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 241 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.020 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 8180 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 212 REMARK 3 SOLVENT ATOMS : 315 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 23.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 30.20 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.54000 REMARK 3 B22 (A**2) : 5.12000 REMARK 3 B33 (A**2) : -5.66000 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) : 0.25 REMARK 3 ESD FROM SIGMAA (A) : 0.20 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) : 0.35 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.31 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.600 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : OVERALL 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 : CNS BULK SOLVENT MODEL USED REMARK 3 KSOL : 0.35 REMARK 3 BSOL : 29.97 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: NULL REMARK 4 REMARK 4 3INV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-AUG-09. REMARK 100 THE DEPOSITION ID IS D_1000054643. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-NOV-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SPRING-8 REMARK 200 BEAMLINE : BL38B1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.1 REMARK 200 MONOCHROMATOR : MIRROR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO, HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 40406 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.370 REMARK 200 RESOLUTION RANGE LOW (A) : 46.940 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.5 REMARK 200 DATA REDUNDANCY : 2.800 REMARK 200 R MERGE (I) : 0.06100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 22.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.37 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.45 REMARK 200 COMPLETENESS FOR SHELL (%) : 84.7 REMARK 200 DATA REDUNDANCY IN SHELL : 2.50 REMARK 200 R MERGE FOR SHELL (I) : 0.12300 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-TS REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.23 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.29 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG4000, NH4OAC, PH 5.6, MICROBATCH, REMARK 280 TEMPERATURE 297K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 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 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 83.91200 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 83.91200 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 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 46.94050 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 68.45000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 46.94050 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 68.45000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 83.91200 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 46.94050 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 68.45000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 83.91200 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 46.94050 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 68.45000 REMARK 290 SMTRY3 8 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 9180 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 41650 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -30.0 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 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 SER A 516 REMARK 465 MET A 517 REMARK 465 LYS A 518 REMARK 465 MET A 519 REMARK 465 ALA A 520 REMARK 465 VAL A 521 REMARK 465 MET B 1 REMARK 465 SER B 2 REMARK 465 SER B 516 REMARK 465 MET B 517 REMARK 465 LYS B 518 REMARK 465 MET B 519 REMARK 465 ALA B 520 REMARK 465 VAL B 521 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 PHE A 266 NH2 ARG B 271 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 70 94.88 -164.43 REMARK 500 SER A 100 141.73 -174.89 REMARK 500 PRO A 113 -76.43 -48.31 REMARK 500 SER A 186 58.56 -148.19 REMARK 500 ARG A 192 127.74 -171.59 REMARK 500 LYS A 285 109.87 -168.59 REMARK 500 LEU A 331 59.02 -95.05 REMARK 500 MET A 337 -0.02 79.19 REMARK 500 TYR A 343 -101.92 17.99 REMARK 500 THR A 355 -68.67 -125.16 REMARK 500 CYS A 403 -62.69 -95.11 REMARK 500 PRO B 9 -168.87 -74.79 REMARK 500 GLU B 31 -2.92 -55.52 REMARK 500 PRO B 42 23.70 -69.30 REMARK 500 PRO B 66 154.38 -46.46 REMARK 500 GLU B 116 20.37 -79.63 REMARK 500 ALA B 202 -19.73 78.04 REMARK 500 ARG B 257 -8.32 -55.31 REMARK 500 ASN B 277 -3.99 69.41 REMARK 500 THR B 304 -3.74 -140.67 REMARK 500 TYR B 343 -99.89 17.81 REMARK 500 HIS B 349 48.55 -143.85 REMARK 500 THR B 355 -64.73 -121.76 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 C50 A 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NDP A 602 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UMP A 603 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 701 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 705 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE C50 B 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NDP B 602 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UMP B 603 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 702 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 703 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 704 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3CL9 RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH MTX REMARK 900 RELATED ID: 3HBB RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH TMQ REMARK 900 RELATED ID: 2H2Q RELATED DB: PDB REMARK 900 THE SAME PROTEIN IN FOLATE-FREE STATE REMARK 900 RELATED ID: 3CLB RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH TMQ REMARK 900 RELATED ID: 3IRM RELATED DB: PDB REMARK 900 TCDHFR-TS PROTEIN IN COMPLEX WITH CYCLOGUANIL REMARK 900 RELATED ID: 3IRN RELATED DB: PDB REMARK 900 TCDHFR-TS PROTEIN IN COMPLEX WITH NADPH AND CYCLOGUANIL REMARK 900 RELATED ID: 3IRO RELATED DB: PDB REMARK 900 TCDHFR-TS PROTEIN IN COMPLEX WITH NADPH NADPH AND Q-8 ANTIFOLATE DBREF 3INV A 1 521 UNP Q27793 DRTS_TRYCR 1 521 DBREF 3INV B 1 521 UNP Q27793 DRTS_TRYCR 1 521 SEQRES 1 A 521 MET SER LEU PHE LYS ILE ARG MET PRO GLU THR VAL ALA SEQRES 2 A 521 GLU GLY THR ARG LEU ALA LEU ARG ALA PHE SER LEU VAL SEQRES 3 A 521 VAL ALA VAL ASP GLU HIS GLY GLY ILE GLY ASP GLY ARG SEQRES 4 A 521 SER ILE PRO TRP ASN VAL PRO GLU ASP MET LYS PHE PHE SEQRES 5 A 521 ARG ASP LEU THR THR LYS LEU ARG GLY LYS ASN VAL LYS SEQRES 6 A 521 PRO SER PRO ALA LYS ARG ASN ALA VAL VAL MET GLY ARG SEQRES 7 A 521 LYS THR TRP ASP SER ILE PRO PRO LYS PHE ARG PRO LEU SEQRES 8 A 521 PRO GLY ARG LEU ASN VAL VAL LEU SER SER THR LEU THR SEQRES 9 A 521 THR GLN HIS LEU LEU ASP GLY LEU PRO ASP GLU GLU LYS SEQRES 10 A 521 ARG ASN LEU HIS ALA ASP SER ILE VAL ALA VAL ASN GLY SEQRES 11 A 521 GLY LEU GLU GLN ALA LEU ARG LEU LEU ALA SER PRO ASN SEQRES 12 A 521 TYR THR PRO SER ILE GLU THR VAL TYR CYS ILE GLY GLY SEQRES 13 A 521 GLY SER VAL TYR ALA GLU ALA LEU ARG PRO PRO CYS VAL SEQRES 14 A 521 HIS LEU LEU GLN ALA ILE TYR ARG THR THR ILE ARG ALA SEQRES 15 A 521 SER GLU SER SER CYS SER VAL PHE PHE ARG VAL PRO GLU SEQRES 16 A 521 SER GLY THR GLU ALA ALA ALA GLY ILE GLU TRP GLN ARG SEQRES 17 A 521 GLU THR ILE SER GLU GLU LEU THR SER ALA ASN GLY ASN SEQRES 18 A 521 GLU THR LYS TYR TYR PHE GLU LYS LEU ILE PRO ARG ASN SEQRES 19 A 521 ARG GLU GLU GLU GLN TYR LEU SER LEU VAL ASP ARG ILE SEQRES 20 A 521 ILE ARG GLU GLY ASN VAL LYS HIS ASP ARG THR GLY VAL SEQRES 21 A 521 GLY THR LEU SER ILE PHE GLY ALA GLN MET ARG PHE SER SEQRES 22 A 521 LEU ARG ASN ASN ARG LEU PRO LEU LEU THR THR LYS ARG SEQRES 23 A 521 VAL PHE TRP ARG GLY VAL CYS GLU GLU LEU LEU TRP PHE SEQRES 24 A 521 LEU ARG GLY GLU THR TYR ALA LYS LYS LEU SER ASP LYS SEQRES 25 A 521 GLY VAL HIS ILE TRP ASP ASP ASN GLY SER ARG ALA PHE SEQRES 26 A 521 LEU ASP SER ARG GLY LEU THR GLU TYR GLU GLU MET ASP SEQRES 27 A 521 LEU GLY PRO VAL TYR GLY PHE GLN TRP ARG HIS PHE GLY SEQRES 28 A 521 ALA ALA TYR THR HIS HIS ASP ALA ASN TYR ASP GLY GLN SEQRES 29 A 521 GLY VAL ASP GLN ILE LYS ALA ILE VAL GLU THR LEU LYS SEQRES 30 A 521 THR ASN PRO ASP ASP ARG ARG MET LEU PHE THR ALA TRP SEQRES 31 A 521 ASN PRO SER ALA LEU PRO ARG MET ALA LEU PRO PRO CYS SEQRES 32 A 521 HIS LEU LEU ALA GLN PHE TYR VAL SER ASN GLY GLU LEU SEQRES 33 A 521 SER CYS MET LEU TYR GLN ARG SER CYS ASP MET GLY LEU SEQRES 34 A 521 GLY VAL PRO PHE ASN ILE ALA SER TYR ALA LEU LEU THR SEQRES 35 A 521 ILE LEU ILE ALA LYS ALA THR GLY LEU ARG PRO GLY GLU SEQRES 36 A 521 LEU VAL HIS THR LEU GLY ASP ALA HIS VAL TYR SER ASN SEQRES 37 A 521 HIS VAL GLU PRO CYS ASN GLU GLN LEU LYS ARG VAL PRO SEQRES 38 A 521 ARG ALA PHE PRO TYR LEU VAL PHE ARG ARG GLU ARG GLU SEQRES 39 A 521 PHE LEU GLU ASP TYR GLU GLU GLY ASP MET GLU VAL ILE SEQRES 40 A 521 ASP TYR ALA PRO TYR PRO PRO ILE SER MET LYS MET ALA SEQRES 41 A 521 VAL SEQRES 1 B 521 MET SER LEU PHE LYS ILE ARG MET PRO GLU THR VAL ALA SEQRES 2 B 521 GLU GLY THR ARG LEU ALA LEU ARG ALA PHE SER LEU VAL SEQRES 3 B 521 VAL ALA VAL ASP GLU HIS GLY GLY ILE GLY ASP GLY ARG SEQRES 4 B 521 SER ILE PRO TRP ASN VAL PRO GLU ASP MET LYS PHE PHE SEQRES 5 B 521 ARG ASP LEU THR THR LYS LEU ARG GLY LYS ASN VAL LYS SEQRES 6 B 521 PRO SER PRO ALA LYS ARG ASN ALA VAL VAL MET GLY ARG SEQRES 7 B 521 LYS THR TRP ASP SER ILE PRO PRO LYS PHE ARG PRO LEU SEQRES 8 B 521 PRO GLY ARG LEU ASN VAL VAL LEU SER SER THR LEU THR SEQRES 9 B 521 THR GLN HIS LEU LEU ASP GLY LEU PRO ASP GLU GLU LYS SEQRES 10 B 521 ARG ASN LEU HIS ALA ASP SER ILE VAL ALA VAL ASN GLY SEQRES 11 B 521 GLY LEU GLU GLN ALA LEU ARG LEU LEU ALA SER PRO ASN SEQRES 12 B 521 TYR THR PRO SER ILE GLU THR VAL TYR CYS ILE GLY GLY SEQRES 13 B 521 GLY SER VAL TYR ALA GLU ALA LEU ARG PRO PRO CYS VAL SEQRES 14 B 521 HIS LEU LEU GLN ALA ILE TYR ARG THR THR ILE ARG ALA SEQRES 15 B 521 SER GLU SER SER CYS SER VAL PHE PHE ARG VAL PRO GLU SEQRES 16 B 521 SER GLY THR GLU ALA ALA ALA GLY ILE GLU TRP GLN ARG SEQRES 17 B 521 GLU THR ILE SER GLU GLU LEU THR SER ALA ASN GLY ASN SEQRES 18 B 521 GLU THR LYS TYR TYR PHE GLU LYS LEU ILE PRO ARG ASN SEQRES 19 B 521 ARG GLU GLU GLU GLN TYR LEU SER LEU VAL ASP ARG ILE SEQRES 20 B 521 ILE ARG GLU GLY ASN VAL LYS HIS ASP ARG THR GLY VAL SEQRES 21 B 521 GLY THR LEU SER ILE PHE GLY ALA GLN MET ARG PHE SER SEQRES 22 B 521 LEU ARG ASN ASN ARG LEU PRO LEU LEU THR THR LYS ARG SEQRES 23 B 521 VAL PHE TRP ARG GLY VAL CYS GLU GLU LEU LEU TRP PHE SEQRES 24 B 521 LEU ARG GLY GLU THR TYR ALA LYS LYS LEU SER ASP LYS SEQRES 25 B 521 GLY VAL HIS ILE TRP ASP ASP ASN GLY SER ARG ALA PHE SEQRES 26 B 521 LEU ASP SER ARG GLY LEU THR GLU TYR GLU GLU MET ASP SEQRES 27 B 521 LEU GLY PRO VAL TYR GLY PHE GLN TRP ARG HIS PHE GLY SEQRES 28 B 521 ALA ALA TYR THR HIS HIS ASP ALA ASN TYR ASP GLY GLN SEQRES 29 B 521 GLY VAL ASP GLN ILE LYS ALA ILE VAL GLU THR LEU LYS SEQRES 30 B 521 THR ASN PRO ASP ASP ARG ARG MET LEU PHE THR ALA TRP SEQRES 31 B 521 ASN PRO SER ALA LEU PRO ARG MET ALA LEU PRO PRO CYS SEQRES 32 B 521 HIS LEU LEU ALA GLN PHE TYR VAL SER ASN GLY GLU LEU SEQRES 33 B 521 SER CYS MET LEU TYR GLN ARG SER CYS ASP MET GLY LEU SEQRES 34 B 521 GLY VAL PRO PHE ASN ILE ALA SER TYR ALA LEU LEU THR SEQRES 35 B 521 ILE LEU ILE ALA LYS ALA THR GLY LEU ARG PRO GLY GLU SEQRES 36 B 521 LEU VAL HIS THR LEU GLY ASP ALA HIS VAL TYR SER ASN SEQRES 37 B 521 HIS VAL GLU PRO CYS ASN GLU GLN LEU LYS ARG VAL PRO SEQRES 38 B 521 ARG ALA PHE PRO TYR LEU VAL PHE ARG ARG GLU ARG GLU SEQRES 39 B 521 PHE LEU GLU ASP TYR GLU GLU GLY ASP MET GLU VAL ILE SEQRES 40 B 521 ASP TYR ALA PRO TYR PRO PRO ILE SER MET LYS MET ALA SEQRES 41 B 521 VAL HET C50 A 601 23 HET NDP A 602 48 HET UMP A 603 20 HET GOL A 701 6 HET GOL A 705 6 HET C50 B 601 23 HET NDP B 602 48 HET UMP B 603 20 HET GOL B 702 6 HET GOL B 703 6 HET GOL B 704 6 HETNAM C50 1-[3-(2,3-DICHLOROPHENOXY)PROPOXY]-6,6-DIMETHYL-1,6- HETNAM 2 C50 DIHYDRO-1,3,5-TRIAZINE-2,4-DIAMINE HETNAM NDP NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE HETNAM 2 NDP PHOSPHATE HETNAM UMP 2'-DEOXYURIDINE 5'-MONOPHOSPHATE HETNAM GOL GLYCEROL HETSYN UMP DUMP HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 3 C50 2(C14 H19 CL2 N5 O2) FORMUL 4 NDP 2(C21 H30 N7 O17 P3) FORMUL 5 UMP 2(C9 H13 N2 O8 P) FORMUL 6 GOL 5(C3 H8 O3) FORMUL 14 HOH *315(H2 O) HELIX 1 1 VAL A 45 LYS A 58 1 14 HELIX 2 2 ARG A 78 ILE A 84 1 7 HELIX 3 3 PRO A 85 ARG A 89 5 5 HELIX 4 4 THR A 104 GLY A 111 1 8 HELIX 5 5 ASP A 114 HIS A 121 1 8 HELIX 6 6 GLY A 131 ALA A 140 1 10 HELIX 7 7 GLY A 156 LEU A 164 1 9 HELIX 8 8 PRO A 167 HIS A 170 5 4 HELIX 9 9 THR A 198 ALA A 202 5 5 HELIX 10 10 ASN A 234 GLY A 251 1 18 HELIX 11 11 ARG A 275 ARG A 278 5 4 HELIX 12 12 PHE A 288 ARG A 301 1 14 HELIX 13 13 ALA A 306 ASP A 311 1 6 HELIX 14 14 TRP A 317 SER A 322 1 6 HELIX 15 15 SER A 322 ARG A 329 1 8 HELIX 16 16 VAL A 342 PHE A 350 1 9 HELIX 17 17 ASP A 367 ASN A 379 1 13 HELIX 18 18 ALA A 394 MET A 398 5 5 HELIX 19 19 GLY A 430 THR A 449 1 20 HELIX 20 20 HIS A 469 LEU A 477 1 9 HELIX 21 21 PHE A 495 TYR A 499 5 5 HELIX 22 22 GLU A 500 GLY A 502 5 3 HELIX 23 23 ALA B 13 ARG B 17 5 5 HELIX 24 24 VAL B 45 LYS B 58 1 14 HELIX 25 25 ARG B 78 ILE B 84 1 7 HELIX 26 26 PRO B 85 ARG B 89 5 5 HELIX 27 27 THR B 104 GLY B 111 1 8 HELIX 28 28 LEU B 120 ASP B 123 5 4 HELIX 29 29 GLY B 131 SER B 141 1 11 HELIX 30 30 GLY B 156 LEU B 164 1 9 HELIX 31 31 PRO B 167 HIS B 170 5 4 HELIX 32 32 THR B 198 ALA B 202 5 5 HELIX 33 33 ASN B 234 GLY B 251 1 18 HELIX 34 34 ARG B 275 ARG B 278 5 4 HELIX 35 35 PHE B 288 ARG B 301 1 14 HELIX 36 36 ALA B 306 ASP B 311 1 6 HELIX 37 37 SER B 322 ARG B 329 1 8 HELIX 38 38 VAL B 342 PHE B 350 1 9 HELIX 39 39 ASP B 367 ASN B 379 1 13 HELIX 40 40 ALA B 394 MET B 398 5 5 HELIX 41 41 GLY B 430 ALA B 448 1 19 HELIX 42 42 HIS B 469 LEU B 477 1 9 HELIX 43 43 PHE B 495 TYR B 499 5 5 HELIX 44 44 GLU B 500 GLY B 502 5 3 SHEET 1 A 8 ILE A 125 VAL A 128 0 SHEET 2 A 8 ARG A 94 LEU A 99 1 N VAL A 98 O VAL A 128 SHEET 3 A 8 ARG A 71 GLY A 77 1 N VAL A 74 O VAL A 97 SHEET 4 A 8 ILE A 148 CYS A 153 1 O TYR A 152 N VAL A 75 SHEET 5 A 8 PHE A 23 ASP A 30 1 N SER A 24 O VAL A 151 SHEET 6 A 8 LEU A 172 ARG A 181 1 O TYR A 176 N LEU A 25 SHEET 7 A 8 LYS A 224 PRO A 232 -1 O LEU A 230 N ILE A 175 SHEET 8 A 8 TRP A 206 ILE A 211 -1 N GLN A 207 O ILE A 231 SHEET 1 B 8 ILE A 125 VAL A 128 0 SHEET 2 B 8 ARG A 94 LEU A 99 1 N VAL A 98 O VAL A 128 SHEET 3 B 8 ARG A 71 GLY A 77 1 N VAL A 74 O VAL A 97 SHEET 4 B 8 ILE A 148 CYS A 153 1 O TYR A 152 N VAL A 75 SHEET 5 B 8 PHE A 23 ASP A 30 1 N SER A 24 O VAL A 151 SHEET 6 B 8 LEU A 172 ARG A 181 1 O TYR A 176 N LEU A 25 SHEET 7 B 8 LYS A 224 PRO A 232 -1 O LEU A 230 N ILE A 175 SHEET 8 B 8 LEU A 215 THR A 216 -1 N LEU A 215 O TYR A 225 SHEET 1 C 2 GLY A 34 GLY A 36 0 SHEET 2 C 2 VAL A 189 PHE A 190 -1 O VAL A 189 N ILE A 35 SHEET 1 D 6 ASN A 252 HIS A 255 0 SHEET 2 D 6 GLY A 261 SER A 273 -1 O THR A 262 N LYS A 254 SHEET 3 D 6 ARG A 452 TYR A 466 -1 O HIS A 458 N MET A 270 SHEET 4 D 6 GLU A 415 ASP A 426 1 N CYS A 418 O VAL A 457 SHEET 5 D 6 HIS A 404 SER A 412 -1 N TYR A 410 O SER A 417 SHEET 6 D 6 LEU A 386 THR A 388 -1 N PHE A 387 O ALA A 407 SHEET 1 E 2 TYR A 486 PHE A 489 0 SHEET 2 E 2 MET A 504 ILE A 507 -1 O GLU A 505 N VAL A 488 SHEET 1 F 8 ILE B 125 VAL B 128 0 SHEET 2 F 8 ARG B 94 LEU B 99 1 N VAL B 98 O VAL B 128 SHEET 3 F 8 ARG B 71 GLY B 77 1 N VAL B 74 O LEU B 95 SHEET 4 F 8 ILE B 148 CYS B 153 1 O TYR B 152 N VAL B 75 SHEET 5 F 8 PHE B 23 ASP B 30 1 N SER B 24 O VAL B 151 SHEET 6 F 8 LEU B 172 ARG B 181 1 O ILE B 180 N VAL B 29 SHEET 7 F 8 LYS B 224 PRO B 232 -1 O TYR B 226 N THR B 179 SHEET 8 F 8 TRP B 206 ILE B 211 -1 N GLU B 209 O LYS B 229 SHEET 1 G 8 ILE B 125 VAL B 128 0 SHEET 2 G 8 ARG B 94 LEU B 99 1 N VAL B 98 O VAL B 128 SHEET 3 G 8 ARG B 71 GLY B 77 1 N VAL B 74 O LEU B 95 SHEET 4 G 8 ILE B 148 CYS B 153 1 O TYR B 152 N VAL B 75 SHEET 5 G 8 PHE B 23 ASP B 30 1 N SER B 24 O VAL B 151 SHEET 6 G 8 LEU B 172 ARG B 181 1 O ILE B 180 N VAL B 29 SHEET 7 G 8 LYS B 224 PRO B 232 -1 O TYR B 226 N THR B 179 SHEET 8 G 8 LEU B 215 THR B 216 -1 N LEU B 215 O TYR B 225 SHEET 1 H 2 GLY B 34 GLY B 36 0 SHEET 2 H 2 VAL B 189 PHE B 190 -1 O VAL B 189 N ILE B 35 SHEET 1 I 6 ASN B 252 HIS B 255 0 SHEET 2 I 6 GLY B 261 SER B 273 -1 O SER B 264 N ASN B 252 SHEET 3 I 6 ARG B 452 TYR B 466 -1 O LEU B 460 N ALA B 268 SHEET 4 I 6 GLU B 415 ASP B 426 1 N CYS B 425 O ASP B 462 SHEET 5 I 6 HIS B 404 SER B 412 -1 N TYR B 410 O SER B 417 SHEET 6 I 6 LEU B 386 THR B 388 -1 N PHE B 387 O ALA B 407 SHEET 1 J 2 TYR B 486 PHE B 489 0 SHEET 2 J 2 MET B 504 ILE B 507 -1 O ILE B 507 N TYR B 486 CISPEP 1 ARG A 89 PRO A 90 0 -0.25 CISPEP 2 THR A 145 PRO A 146 0 1.14 CISPEP 3 PRO A 166 PRO A 167 0 0.16 CISPEP 4 ARG B 89 PRO B 90 0 -0.29 CISPEP 5 THR B 145 PRO B 146 0 0.11 CISPEP 6 PRO B 166 PRO B 167 0 0.06 SITE 1 AC1 11 VAL A 26 VAL A 27 ILE A 41 ASP A 48 SITE 2 AC1 11 MET A 49 PHE A 52 THR A 80 PHE A 88 SITE 3 AC1 11 ILE A 154 TYR A 160 NDP A 602 SITE 1 AC2 29 VAL A 27 ALA A 28 ILE A 35 GLY A 36 SITE 2 AC2 29 ASP A 37 GLY A 38 ARG A 39 SER A 40 SITE 3 AC2 29 ILE A 41 GLY A 77 ARG A 78 LYS A 79 SITE 4 AC2 29 THR A 80 LEU A 99 SER A 100 SER A 101 SITE 5 AC2 29 THR A 102 GLY A 130 GLY A 131 ILE A 154 SITE 6 AC2 29 GLY A 155 GLY A 156 GLY A 157 SER A 158 SITE 7 AC2 29 VAL A 159 TYR A 160 C50 A 601 HOH A1073 SITE 8 AC2 29 HOH A1156 SITE 1 AC3 18 ARG A 257 CYS A 403 HIS A 404 GLN A 422 SITE 2 AC3 18 ARG A 423 SER A 424 CYS A 425 ASP A 426 SITE 3 AC3 18 GLY A 430 ASN A 434 HIS A 464 TYR A 466 SITE 4 AC3 18 GOL A 701 GOL A 705 HOH A1036 HOH A1160 SITE 5 AC3 18 ARG B 383 ARG B 384 SITE 1 AC4 4 LEU A 429 PHE A 433 UMP A 603 GOL A 705 SITE 1 AC5 7 GLU A 295 TYR A 343 HIS A 404 PHE A 433 SITE 2 AC5 7 UMP A 603 GOL A 701 HOH A1197 SITE 1 AC6 12 VAL B 26 VAL B 27 ILE B 41 ASP B 48 SITE 2 AC6 12 PHE B 52 ILE B 84 PRO B 85 PHE B 88 SITE 3 AC6 12 ILE B 154 TYR B 160 THR B 178 NDP B 602 SITE 1 AC7 26 ALA B 28 ILE B 35 ASP B 37 GLY B 38 SITE 2 AC7 26 ARG B 39 SER B 40 ILE B 41 GLY B 77 SITE 3 AC7 26 ARG B 78 LYS B 79 THR B 80 LEU B 99 SITE 4 AC7 26 SER B 100 SER B 101 THR B 102 GLY B 130 SITE 5 AC7 26 GLY B 131 ILE B 154 GLY B 155 GLY B 156 SITE 6 AC7 26 GLY B 157 SER B 158 VAL B 159 TYR B 160 SITE 7 AC7 26 C50 B 601 HOH B1274 SITE 1 AC8 16 ARG A 383 ARG A 384 CYS B 403 HIS B 404 SITE 2 AC8 16 GLN B 422 ARG B 423 SER B 424 ASP B 426 SITE 3 AC8 16 GLY B 430 ASN B 434 HIS B 464 TYR B 466 SITE 4 AC8 16 GOL B 703 GOL B 704 HOH B1146 HOH B1218 SITE 1 AC9 5 GLY A 267 GLN B 239 GLN B 269 ARG B 271 SITE 2 AC9 5 HOH B1031 SITE 1 BC1 3 GLY B 430 UMP B 603 GOL B 704 SITE 1 BC2 8 GLU B 295 ILE B 316 TYR B 343 HIS B 404 SITE 2 BC2 8 UMP B 603 GOL B 703 HOH B1067 HOH B1111 CRYST1 93.881 136.900 167.824 90.00 90.00 90.00 C 2 2 21 16 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 0.010652 0.000000 0.000000 0.00000 SCALE2 0.000000 0.007305 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005959 0.00000