PDB Short entry for 1QD1 HEADER TRANSFERASE 08-JUL-99 1QD1 TITLE THE CRYSTAL STRUCTURE OF THE FORMIMINOTRANSFERASE DOMAIN OF TITLE 2 FORMIMINOTRANSFERASE-CYCLODEAMINASE. COMPND MOL_ID: 1; COMPND 2 MOLECULE: FORMIMINOTRANSFERASE-CYCLODEAMINASE; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: FORMIMINOTRANSFERASE DOMAIN; COMPND 5 EC: 2.1.2.5; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SUS SCROFA; SOURCE 3 ORGANISM_COMMON: PIG; SOURCE 4 ORGANISM_TAXID: 9823; SOURCE 5 ORGAN: LIVER; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PBKE-CM1 KEYWDS FUNCTIONAL DIMER, ALPHA-BETA-BETA-ALPHA SANDWICH, ELECTROSTATICALLY KEYWDS 2 CHARGED SUBSTRATE TUNNEL, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR D.KOHLS,T.SULEA,E.PURISIMA,R.E.MACKENZIE,A.VRIELINK REVDAT 5 14-FEB-24 1QD1 1 REMARK REVDAT 4 13-JUL-11 1QD1 1 VERSN REVDAT 3 24-FEB-09 1QD1 1 VERSN REVDAT 2 01-APR-03 1QD1 1 JRNL REVDAT 1 12-JAN-00 1QD1 0 JRNL AUTH D.KOHLS,T.SULEA,E.O.PURISIMA,R.E.MACKENZIE,A.VRIELINK JRNL TITL THE CRYSTAL STRUCTURE OF THE FORMIMINOTRANSFERASE DOMAIN OF JRNL TITL 2 FORMIMINOTRANSFERASE-CYCLODEAMINASE: IMPLICATIONS FOR JRNL TITL 3 SUBSTRATE CHANNELING IN A BIFUNCTIONAL ENZYME. JRNL REF STRUCTURE FOLD.DES. V. 8 35 2000 JRNL REFN ISSN 0969-2126 JRNL PMID 10673422 JRNL DOI 10.1016/S0969-2126(00)00078-2 REMARK 2 REMARK 2 RESOLUTION. 1.70 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 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) (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 89891 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 SET) : 0.191 REMARK 3 FREE R VALUE : 0.213 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 8996 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 : 5000 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 80 REMARK 3 SOLVENT ATOMS : 771 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.92 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) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.245 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: NO NCS RESTRAINTS IMPOSED PARAMETER AND REMARK 3 TOPOLOGY FILES FOR THE LIGANDS, FOLINIC ACID AND GLYCEROL WERE REMARK 3 OBTAINED FROM THE HETEROATOM COMPOUND DATABASE (UPSALA, SWEDEN). REMARK 3 THE STEREOCHEMISTRY FOR FOLINIC ACID WAS MANUALLY ALTERED FROM REMARK 3 6S TO 6R. REMARK 4 REMARK 4 1QD1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-JUL-99. REMARK 100 THE DEPOSITION ID IS D_1000009304. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 09-FEB-98; 25-AUG-98 REMARK 200 TEMPERATURE (KELVIN) : 90; 83 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 2 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N; Y REMARK 200 RADIATION SOURCE : ROTATING ANODE; NSLS REMARK 200 BEAMLINE : NULL; X8C REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU200; NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M; M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418; 1.072 REMARK 200 MONOCHROMATOR : NULL; NULL REMARK 200 OPTICS : NULL; NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE; IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH; MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 436554 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 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 (%) : 98.7 REMARK 200 DATA REDUNDANCY : 4.850 REMARK 200 R MERGE (I) : 0.07600 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 20.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.76 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.1 REMARK 200 DATA REDUNDANCY IN SHELL : 3.80 REMARK 200 R MERGE FOR SHELL (I) : 0.18600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH; SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: MLPHARE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.92 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.85 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM CITRATE, GLYCEROL, TRIS, PH REMARK 280 8.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 290.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 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 32.15500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 61.38500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 51.92000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 61.38500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 32.15500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 51.92000 REMARK 290 SMTRY3 4 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 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 ARG A 208 REMARK 465 GLY A 209 REMARK 465 LYS A 210 REMARK 465 ASP A 211 REMARK 465 GLN A 212 REMARK 465 PRO A 213 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 GLU A 18 CD OE1 OE2 REMARK 480 ARG A 77 CZ NH1 NH2 REMARK 480 ARG A 198 CG CD NE CZ NH1 NH2 REMARK 480 GLN A 206 CG CD OE1 NE2 REMARK 480 ARG A 255 CG CD NE CZ NH1 NH2 REMARK 480 VAL A 326 CG1 CG2 REMARK 480 SER B 2002 OG REMARK 480 ARG B 2077 NE CZ NH1 NH2 REMARK 480 LYS B 2154 CE NZ REMARK 480 LYS B 2210 CG CD CE NZ REMARK 480 ASP B 2211 CG OD1 OD2 REMARK 480 ARG B 2255 CG CD NE CZ NH1 NH2 REMARK 480 GLN B 2258 CG CD OE1 NE2 REMARK 480 GLU B 2259 CG CD OE1 OE2 REMARK 480 LEU B 2294 CG CD1 CD2 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 LEU A 88 N - CA - C ANGL. DEV. = -16.6 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 GLU A 13 117.86 -161.32 REMARK 500 MET A 85 -1.33 -142.02 REMARK 500 GLU A 145 -163.03 57.54 REMARK 500 GLU B2013 116.97 -163.38 REMARK 500 MET B2085 -1.02 -140.31 REMARK 500 GLU B2145 -162.69 57.56 REMARK 500 ASP B2240 87.52 -155.40 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 FON A 330 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FON B 2330 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 480 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 2480 DBREF 1QD1 A 2 326 UNP P53603 FTCD_PIG 2 326 DBREF 1QD1 B 2002 2326 UNP P53603 FTCD_PIG 2 326 SEQRES 1 A 325 SER GLN LEU VAL GLU CYS VAL PRO ASN PHE SER GLU GLY SEQRES 2 A 325 LYS ASN GLN GLU VAL ILE ASP ALA ILE SER ARG ALA VAL SEQRES 3 A 325 ALA GLN THR PRO GLY CYS VAL LEU LEU ASP VAL ASP SER SEQRES 4 A 325 GLY PRO SER THR ASN ARG THR VAL TYR THR PHE VAL GLY SEQRES 5 A 325 ARG PRO GLU ASP VAL VAL GLU GLY ALA LEU ASN ALA ALA SEQRES 6 A 325 ARG ALA ALA TYR GLN LEU ILE ASP MET SER ARG HIS HIS SEQRES 7 A 325 GLY GLU HIS PRO ARG MET GLY ALA LEU ASP VAL CYS PRO SEQRES 8 A 325 PHE ILE PRO VAL ARG GLY VAL THR MET ASP GLU CYS VAL SEQRES 9 A 325 ARG CYS ALA GLN ALA PHE GLY GLN ARG LEU ALA GLU GLU SEQRES 10 A 325 LEU GLY VAL PRO VAL TYR LEU TYR GLY GLU ALA ALA ARG SEQRES 11 A 325 THR ALA GLY ARG GLN SER LEU PRO ALA LEU ARG ALA GLY SEQRES 12 A 325 GLU TYR GLU ALA LEU PRO GLU LYS LEU LYS GLN ALA GLU SEQRES 13 A 325 TRP ALA PRO ASP PHE GLY PRO SER ALA PHE VAL PRO SER SEQRES 14 A 325 TRP GLY ALA THR VAL ALA GLY ALA ARG LYS PHE LEU LEU SEQRES 15 A 325 ALA PHE ASN ILE ASN LEU LEU SER THR ARG GLU GLN ALA SEQRES 16 A 325 HIS ARG ILE ALA LEU ASP LEU ARG GLU GLN GLY ARG GLY SEQRES 17 A 325 LYS ASP GLN PRO GLY ARG LEU LYS LYS VAL GLN ALA ILE SEQRES 18 A 325 GLY TRP TYR LEU ASP GLU LYS ASN LEU ALA GLN VAL SER SEQRES 19 A 325 THR ASN LEU LEU ASP PHE GLU VAL THR GLY LEU HIS THR SEQRES 20 A 325 VAL PHE GLU GLU THR CYS ARG GLU ALA GLN GLU LEU SER SEQRES 21 A 325 LEU PRO VAL VAL GLY SER GLN LEU VAL GLY LEU VAL PRO SEQRES 22 A 325 LEU LYS ALA LEU LEU ASP ALA ALA ALA PHE TYR CYS GLU SEQRES 23 A 325 LYS GLU ASN LEU PHE LEU LEU GLN ASP GLU HIS ARG ILE SEQRES 24 A 325 ARG LEU VAL VAL ASN ARG LEU GLY LEU ASP SER LEU ALA SEQRES 25 A 325 PRO PHE LYS PRO LYS GLU ARG ILE ILE GLU TYR LEU VAL SEQRES 1 B 325 SER GLN LEU VAL GLU CYS VAL PRO ASN PHE SER GLU GLY SEQRES 2 B 325 LYS ASN GLN GLU VAL ILE ASP ALA ILE SER ARG ALA VAL SEQRES 3 B 325 ALA GLN THR PRO GLY CYS VAL LEU LEU ASP VAL ASP SER SEQRES 4 B 325 GLY PRO SER THR ASN ARG THR VAL TYR THR PHE VAL GLY SEQRES 5 B 325 ARG PRO GLU ASP VAL VAL GLU GLY ALA LEU ASN ALA ALA SEQRES 6 B 325 ARG ALA ALA TYR GLN LEU ILE ASP MET SER ARG HIS HIS SEQRES 7 B 325 GLY GLU HIS PRO ARG MET GLY ALA LEU ASP VAL CYS PRO SEQRES 8 B 325 PHE ILE PRO VAL ARG GLY VAL THR MET ASP GLU CYS VAL SEQRES 9 B 325 ARG CYS ALA GLN ALA PHE GLY GLN ARG LEU ALA GLU GLU SEQRES 10 B 325 LEU GLY VAL PRO VAL TYR LEU TYR GLY GLU ALA ALA ARG SEQRES 11 B 325 THR ALA GLY ARG GLN SER LEU PRO ALA LEU ARG ALA GLY SEQRES 12 B 325 GLU TYR GLU ALA LEU PRO GLU LYS LEU LYS GLN ALA GLU SEQRES 13 B 325 TRP ALA PRO ASP PHE GLY PRO SER ALA PHE VAL PRO SER SEQRES 14 B 325 TRP GLY ALA THR VAL ALA GLY ALA ARG LYS PHE LEU LEU SEQRES 15 B 325 ALA PHE ASN ILE ASN LEU LEU SER THR ARG GLU GLN ALA SEQRES 16 B 325 HIS ARG ILE ALA LEU ASP LEU ARG GLU GLN GLY ARG GLY SEQRES 17 B 325 LYS ASP GLN PRO GLY ARG LEU LYS LYS VAL GLN ALA ILE SEQRES 18 B 325 GLY TRP TYR LEU ASP GLU LYS ASN LEU ALA GLN VAL SER SEQRES 19 B 325 THR ASN LEU LEU ASP PHE GLU VAL THR GLY LEU HIS THR SEQRES 20 B 325 VAL PHE GLU GLU THR CYS ARG GLU ALA GLN GLU LEU SER SEQRES 21 B 325 LEU PRO VAL VAL GLY SER GLN LEU VAL GLY LEU VAL PRO SEQRES 22 B 325 LEU LYS ALA LEU LEU ASP ALA ALA ALA PHE TYR CYS GLU SEQRES 23 B 325 LYS GLU ASN LEU PHE LEU LEU GLN ASP GLU HIS ARG ILE SEQRES 24 B 325 ARG LEU VAL VAL ASN ARG LEU GLY LEU ASP SER LEU ALA SEQRES 25 B 325 PRO PHE LYS PRO LYS GLU ARG ILE ILE GLU TYR LEU VAL HET FON A 330 34 HET GOL A 480 6 HET FON B2330 34 HET GOL B2480 6 HETNAM FON N-{[4-({[(6R)-2-AMINO-5-FORMYL-4-OXO-1,4,5,6,7,8- HETNAM 2 FON HEXAHYDROPTERIDIN-6-YL]METHYL}AMINO)PHENYL]CARBONYL}- HETNAM 3 FON L-GLUTAMIC ACID HETNAM GOL GLYCEROL HETSYN FON [6R]-5-FORMYL-5,6,7,8-TETRAHYDROFOLATE; 6R-FOLINIC ACID HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 3 FON 2(C20 H23 N7 O7) FORMUL 4 GOL 2(C3 H8 O3) FORMUL 7 HOH *771(H2 O) HELIX 1 1 ASN A 16 GLN A 29 1 14 HELIX 2 2 ARG A 54 ILE A 73 1 20 HELIX 3 3 ASP A 74 HIS A 78 5 5 HELIX 4 4 THR A 100 GLY A 120 1 21 HELIX 5 5 THR A 132 GLN A 136 5 5 HELIX 6 6 SER A 137 ALA A 143 1 7 HELIX 7 7 GLY A 144 LEU A 153 1 10 HELIX 8 8 LYS A 154 ALA A 159 5 6 HELIX 9 9 THR A 192 ARG A 204 1 13 HELIX 10 10 GLY A 245 LEU A 260 1 16 HELIX 11 11 PRO A 274 ASN A 290 1 17 HELIX 12 12 GLN A 295 GLY A 308 1 14 HELIX 13 13 LYS A 316 ILE A 321 1 6 HELIX 14 14 ILE A 321 VAL A 326 1 6 HELIX 15 15 ASN B 2016 GLN B 2029 1 14 HELIX 16 16 ARG B 2054 ILE B 2073 1 20 HELIX 17 17 ASP B 2074 HIS B 2078 5 5 HELIX 18 18 THR B 2100 GLY B 2120 1 21 HELIX 19 19 THR B 2132 GLN B 2136 5 5 HELIX 20 20 SER B 2137 ALA B 2143 1 7 HELIX 21 21 GLY B 2144 LEU B 2153 1 10 HELIX 22 22 LYS B 2154 ALA B 2159 5 6 HELIX 23 23 THR B 2192 ARG B 2204 1 13 HELIX 24 24 GLY B 2245 LEU B 2260 1 16 HELIX 25 25 PRO B 2274 GLU B 2289 1 16 HELIX 26 26 GLN B 2295 GLY B 2308 1 14 HELIX 27 27 LYS B 2316 ILE B 2321 1 6 HELIX 28 28 ILE B 2321 VAL B 2326 1 6 SHEET 1 B 4 VAL A 219 LEU A 226 0 SHEET 2 B 4 LEU A 231 LEU A 238 -1 O LEU A 231 N LEU A 226 SHEET 3 B 4 LEU A 183 LEU A 189 -1 O LEU A 183 N LEU A 238 SHEET 4 B 4 VAL A 264 VAL A 270 -1 N VAL A 265 O ASN A 188 SHEET 1 A 1 VAL A 34 GLY A 41 0 SHEET 1 C 1 ARG A 46 GLY A 53 0 SHEET 1 E 1 VAL A 5 SER A 12 0 SHEET 1 F 1 ASP A 89 ILE A 94 0 SHEET 1 G 1 THR A 174 ARG A 179 0 SHEET 1 H 1 PRO A 122 TYR A 126 0 SHEET 1 D 4 VAL B2219 LEU B2226 0 SHEET 2 D 4 LEU B2231 LEU B2238 -1 O LEU B2231 N LEU B2226 SHEET 3 D 4 LEU B2183 LEU B2189 -1 O LEU B2183 N LEU B2238 SHEET 4 D 4 VAL B2264 VAL B2270 -1 N VAL B2265 O ASN B2188 SHEET 1 I 1 VAL B2034 GLY B2041 0 SHEET 1 J 1 ARG B2046 GLY B2053 0 SHEET 1 K 1 VAL B2005 SER B2012 0 SHEET 1 L 1 ASP B2089 ILE B2094 0 SHEET 1 M 1 THR B2174 ARG B2179 0 SHEET 1 N 1 PRO B2122 TYR B2126 0 SITE 1 AC1 25 ASN A 10 ASP A 39 SER A 40 GLY A 41 SITE 2 AC1 25 THR A 44 ARG A 46 VAL A 48 HIS A 82 SITE 3 AC1 25 PRO A 92 TYR A 126 ARG A 142 ARG A 179 SITE 4 AC1 25 ASN A 186 TRP A 224 LEU A 226 GLU A 228 SITE 5 AC1 25 GLN A 233 ASN A 237 GLN A 268 VAL A 270 SITE 6 AC1 25 GOL A 480 HOH A 588 HOH A 667 HOH A 807 SITE 7 AC1 25 HOH A 829 SITE 1 AC2 28 HOH B 528 HOH B 566 HOH B 618 HOH B 909 SITE 2 AC2 28 HOH B1122 HOH B1131 HOH B1237 ASN B2010 SITE 3 AC2 28 ASP B2039 SER B2040 GLY B2041 THR B2044 SITE 4 AC2 28 ARG B2046 VAL B2048 HIS B2082 TYR B2126 SITE 5 AC2 28 LEU B2138 ARG B2142 ARG B2179 LEU B2182 SITE 6 AC2 28 ASN B2186 TRP B2224 LEU B2226 GLU B2228 SITE 7 AC2 28 ASN B2237 GLN B2268 VAL B2270 GOL B2480 SITE 1 AC3 10 HIS A 82 ARG A 142 GLN A 220 ALA A 221 SITE 2 AC3 10 ILE A 222 SER A 235 THR A 236 ASN A 237 SITE 3 AC3 10 FON A 330 HOH A1228 SITE 1 AC4 8 HOH B 902 HOH B 909 HIS B2082 ARG B2142 SITE 2 AC4 8 SER B2235 THR B2236 ASN B2237 FON B2330 CRYST1 64.310 103.840 122.770 90.00 90.00 90.00 P 21 21 21 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 0.015550 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009630 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008145 0.00000