1RBM - Header Asymmetric Unit

HEADER TRANSFERASE 03-NOV-03 1RBM

TITLE HUMAN GAR TFASE COMPLEX STRUCTURE WITH POLYGLUTAMATED 10- TITLE 2 (TRIFLUOROACETYL)-5,10-DIDEAZAACYCLIC-5,6,7,8- TITLE 3 TETRAHYDROFOLIC ACID

COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHOSPHORIBOSYLGLYCINAMIDE FORMYLTRANSFERASE; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: (RESIDUES 808-1010); COMPND 5 SYNONYM: GART; GAR TRANSFORMYLASE; 5'- COMPND 6 PHOSPHORIBOSYLGLYCINAMIDE TRANSFORMYLASE; COMPND 7 EC: 2.1.2.2; COMPND 8 ENGINEERED: YES; COMPND 9 OTHER_DETAILS: PART OF TRIFUNCTIONAL PURINE BIOSYNTHETIC COMPND 10 PROTEIN ADENOSINE-3

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: PURN; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)GOLD; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET22A

KEYWDS PROTEIN-COFACTOR ANALOGUE COMPLEX, TRANSFERASE

EXPDTA X-RAY DIFFRACTION

AUTHOR Y.ZHANG,J.DESHARNAIS,D.L.BOGER,I.A.WILSON

REVDAT 2 24-FEB-09 1RBM 1 VERSN REVDAT 1 14-JUN-05 1RBM 0

JRNL AUTH Y.ZHANG,J.DESHARNAIS,D.L.BOGER,I.A.WILSON JRNL TITL HUMAN GAR TFASE COMPLEX STRUCTURE JRNL REF TO BE PUBLISHED JRNL REFN

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.24 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 31.47 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 95.7 REMARK 3 NUMBER OF REFLECTIONS : 36318 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 + TEST SET) : 0.237 REMARK 3 R VALUE (WORKING SET) : 0.236 REMARK 3 FREE R VALUE : 0.266 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1814 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.36 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2314 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2180 REMARK 3 BIN FREE R VALUE SET COUNT : 134 REMARK 3 BIN FREE R VALUE : 0.2520 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3014 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 96 REMARK 3 SOLVENT ATOMS : 166 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 21.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.23000 REMARK 3 B22 (A**2) : -0.23000 REMARK 3 B33 (A**2) : 0.34000 REMARK 3 B12 (A**2) : -0.11000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.219 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.194 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.118 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.708 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.895 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.879 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 3156 ; 0.012 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 4292 ; 1.294 ; 1.987 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 398 ; 5.795 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 524 ; 0.084 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2294 ; 0.004 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1423 ; 0.201 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 216 ; 0.134 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 41 ; 0.201 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 18 ; 0.449 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1992 ; 0.514 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 3216 ; 0.997 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1164 ; 1.909 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1076 ; 3.153 ; 4.500 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 2 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 1 A 200 REMARK 3 ORIGIN FOR THE GROUP (A): -10.7066 54.3913 7.0031 REMARK 3 T TENSOR REMARK 3 T11: 0.0088 T22: 0.0642 REMARK 3 T33: 0.0643 T12: -0.0195 REMARK 3 T13: 0.0155 T23: -0.0065 REMARK 3 L TENSOR REMARK 3 L11: 0.8743 L22: 2.7464 REMARK 3 L33: 1.5914 L12: 0.5415 REMARK 3 L13: 0.1602 L23: 0.0909 REMARK 3 S TENSOR REMARK 3 S11: -0.0315 S12: 0.1355 S13: -0.2281 REMARK 3 S21: -0.0614 S22: 0.0235 S23: -0.1805 REMARK 3 S31: 0.1807 S32: 0.0281 S33: 0.0080 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 1 B 200 REMARK 3 ORIGIN FOR THE GROUP (A): -14.4386 58.0807 40.3120 REMARK 3 T TENSOR REMARK 3 T11: 0.0785 T22: 0.1281 REMARK 3 T33: 0.0334 T12: -0.0050 REMARK 3 T13: -0.0141 T23: -0.0076 REMARK 3 L TENSOR REMARK 3 L11: 3.1043 L22: 1.6539 REMARK 3 L33: 1.1349 L12: 1.2303 REMARK 3 L13: -0.2887 L23: -0.1811 REMARK 3 S TENSOR REMARK 3 S11: 0.0997 S12: -0.2661 S13: 0.0345 REMARK 3 S21: 0.2323 S22: -0.0603 S23: 0.1740 REMARK 3 S31: 0.0417 S32: -0.2657 S33: -0.0394 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1RBM COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-NOV-03. REMARK 100 THE RCSB ID CODE IS RCSB020637.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-APR-02 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL9-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9540 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 9 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 37921 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.270 REMARK 200 RESOLUTION RANGE LOW (A) : 31.470 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.1 REMARK 200 DATA REDUNDANCY : 2.840 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06400 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 15.7600 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.27 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.32 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.6 REMARK 200 DATA REDUNDANCY IN SHELL : 2.72 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.34400 REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.800 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: 1NJS REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 73.70 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.71 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MPD, CALCIUM CLORIDE, MES, PH 6, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 277K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 31.42300 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 62.84600 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 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 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 62.84600 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 31.42300 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 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 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 LYS A 201 REMARK 465 GLU A 202 REMARK 465 GLU A 203 REMARK 465 HIS A 204 REMARK 465 HIS A 205 REMARK 465 HIS A 206 REMARK 465 HIS A 207 REMARK 465 HIS A 208 REMARK 465 HIS A 209 REMARK 465 LYS B 201 REMARK 465 GLU B 202 REMARK 465 GLU B 203 REMARK 465 HIS B 204 REMARK 465 HIS B 205 REMARK 465 HIS B 206 REMARK 465 HIS B 207 REMARK 465 HIS B 208 REMARK 465 HIS B 209

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 ASP B 81 CB - CG - OD2 ANGL. DEV. = 5.4 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 PRO A 109 48.24 -79.83 REMARK 500 THR A 132 -157.02 -124.98 REMARK 500 ILE A 149 -65.21 -93.71 REMARK 500 ASN A 194 7.28 -64.57 REMARK 500 ASN B 13 -10.34 75.99 REMARK 500 PRO B 109 48.29 -82.62 REMARK 500 THR B 132 -152.30 -127.29 REMARK 500 REMARK 500 REMARK: NULL

REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 KT5 A 510 REMARK 610 KT5 B 610

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 521 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 522 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 B 621 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 B 622 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE KT5 A 510 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE KT5 B 610

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1NJS RELATED DB: PDB REMARK 900 HUMAN GAR TFASE COMPLEX STRUCTURE WITH 10-(TRIFLUOROACETYL) REMARK 900 -5,10-DIDEAZAACYCLIC-5,6,7,8-TETRAHYDROFOLIC ACID AT REMARK 900 PHYSIOLOGICAL PH REMARK 900 RELATED ID: 1MEJ RELATED DB: PDB REMARK 900 APO HUMAN GAR TFASE STRUCTURE AT PH 8.5 REMARK 900 RELATED ID: 1MEO RELATED DB: PDB REMARK 900 APO HUMAN GAR TFASE STRUCTURE AT PH 4.2 REMARK 900 RELATED ID: 1RBM RELATED DB: PDB REMARK 900 RELATED ID: 1RBQ RELATED DB: PDB REMARK 900 RELATED ID: 1RBY RELATED DB: PDB REMARK 900 RELATED ID: 1RBZ RELATED DB: PDB REMARK 900 RELATED ID: 1RC0 RELATED DB: PDB REMARK 900 RELATED ID: 1RC1 RELATED DB: PDB

DBREF 1RBM A 1 203 UNP P22102 PUR2_HUMAN 808 1010 DBREF 1RBM B 1 203 UNP P22102 PUR2_HUMAN 808 1010

SEQADV 1RBM HIS A 204 UNP P22102 EXPRESSION TAG SEQADV 1RBM HIS A 205 UNP P22102 EXPRESSION TAG SEQADV 1RBM HIS A 206 UNP P22102 EXPRESSION TAG SEQADV 1RBM HIS A 207 UNP P22102 EXPRESSION TAG SEQADV 1RBM HIS A 208 UNP P22102 EXPRESSION TAG SEQADV 1RBM HIS A 209 UNP P22102 EXPRESSION TAG SEQADV 1RBM HIS B 204 UNP P22102 EXPRESSION TAG SEQADV 1RBM HIS B 205 UNP P22102 EXPRESSION TAG SEQADV 1RBM HIS B 206 UNP P22102 EXPRESSION TAG SEQADV 1RBM HIS B 207 UNP P22102 EXPRESSION TAG SEQADV 1RBM HIS B 208 UNP P22102 EXPRESSION TAG SEQADV 1RBM HIS B 209 UNP P22102 EXPRESSION TAG

SEQRES 1 A 209 ALA ARG VAL ALA VAL LEU ILE SER GLY THR GLY SER ASN SEQRES 2 A 209 LEU GLN ALA LEU ILE ASP SER THR ARG GLU PRO ASN SER SEQRES 3 A 209 SER ALA GLN ILE ASP ILE VAL ILE SER ASN LYS ALA ALA SEQRES 4 A 209 VAL ALA GLY LEU ASP LYS ALA GLU ARG ALA GLY ILE PRO SEQRES 5 A 209 THR ARG VAL ILE ASN HIS LYS LEU TYR LYS ASN ARG VAL SEQRES 6 A 209 GLU PHE ASP SER ALA ILE ASP LEU VAL LEU GLU GLU PHE SEQRES 7 A 209 SER ILE ASP ILE VAL CYS LEU ALA GLY PHE MET ARG ILE SEQRES 8 A 209 LEU SER GLY PRO PHE VAL GLN LYS TRP ASN GLY LYS MET SEQRES 9 A 209 LEU ASN ILE HIS PRO SER LEU LEU PRO SER PHE LYS GLY SEQRES 10 A 209 SER ASN ALA HIS GLU GLN ALA LEU GLU THR GLY VAL THR SEQRES 11 A 209 VAL THR GLY CYS THR VAL HIS PHE VAL ALA GLU ASP VAL SEQRES 12 A 209 ASP ALA GLY GLN ILE ILE LEU GLN GLU ALA VAL PRO VAL SEQRES 13 A 209 LYS ARG GLY ASP THR VAL ALA THR LEU SER GLU ARG VAL SEQRES 14 A 209 LYS LEU ALA GLU HIS LYS ILE PHE PRO ALA ALA LEU GLN SEQRES 15 A 209 LEU VAL ALA SER GLY THR VAL GLN LEU GLY GLU ASN GLY SEQRES 16 A 209 LYS ILE CYS TRP VAL LYS GLU GLU HIS HIS HIS HIS HIS SEQRES 17 A 209 HIS SEQRES 1 B 209 ALA ARG VAL ALA VAL LEU ILE SER GLY THR GLY SER ASN SEQRES 2 B 209 LEU GLN ALA LEU ILE ASP SER THR ARG GLU PRO ASN SER SEQRES 3 B 209 SER ALA GLN ILE ASP ILE VAL ILE SER ASN LYS ALA ALA SEQRES 4 B 209 VAL ALA GLY LEU ASP LYS ALA GLU ARG ALA GLY ILE PRO SEQRES 5 B 209 THR ARG VAL ILE ASN HIS LYS LEU TYR LYS ASN ARG VAL SEQRES 6 B 209 GLU PHE ASP SER ALA ILE ASP LEU VAL LEU GLU GLU PHE SEQRES 7 B 209 SER ILE ASP ILE VAL CYS LEU ALA GLY PHE MET ARG ILE SEQRES 8 B 209 LEU SER GLY PRO PHE VAL GLN LYS TRP ASN GLY LYS MET SEQRES 9 B 209 LEU ASN ILE HIS PRO SER LEU LEU PRO SER PHE LYS GLY SEQRES 10 B 209 SER ASN ALA HIS GLU GLN ALA LEU GLU THR GLY VAL THR SEQRES 11 B 209 VAL THR GLY CYS THR VAL HIS PHE VAL ALA GLU ASP VAL SEQRES 12 B 209 ASP ALA GLY GLN ILE ILE LEU GLN GLU ALA VAL PRO VAL SEQRES 13 B 209 LYS ARG GLY ASP THR VAL ALA THR LEU SER GLU ARG VAL SEQRES 14 B 209 LYS LEU ALA GLU HIS LYS ILE PHE PRO ALA ALA LEU GLN SEQRES 15 B 209 LEU VAL ALA SER GLY THR VAL GLN LEU GLY GLU ASN GLY SEQRES 16 B 209 LYS ILE CYS TRP VAL LYS GLU GLU HIS HIS HIS HIS HIS SEQRES 17 B 209 HIS

HET PO4 A 521 5 HET PO4 A 522 5 HET PO4 B 621 5 HET PO4 B 622 5 HET KT5 A 510 38 HET KT5 B 610 38

HETNAM PO4 PHOSPHATE ION HETNAM KT5 N-{4-4-(2,4-DIAMINO-6-OXO-1,6-DIHYDRO-PYRIMIDIN-5-YL)- HETNAM 2 KT5 1-(2,2,2-TRIFLUORO-1,1-DIHYDROXY-ETHYL)-BUT-2-YL- HETNAM 3 KT5 BENZOYL}-GAMMA-GLUTAMYL-GAMMA-GLUTAMYL-GAMMA-GLUTAMYL- HETNAM 4 KT5 GAMMA-GLUTAMYL-GLUTAMIC ACID

FORMUL 3 PO4 4(O4 P 3-) FORMUL 7 KT5 2(C42 H54 F3 N9 O20) FORMUL 9 HOH *166(H2 O)

HELIX 1 1 GLY A 11 ARG A 22 1 12 HELIX 2 2 VAL A 40 ALA A 49 1 10 HELIX 3 3 ASN A 57 TYR A 61 5 5 HELIX 4 4 ASN A 63 PHE A 78 1 16 HELIX 5 5 SER A 93 TRP A 100 1 8 HELIX 6 6 ASN A 119 GLY A 128 1 10 HELIX 7 7 THR A 161 SER A 186 1 26 HELIX 8 8 ASN B 13 ARG B 22 1 10 HELIX 9 9 VAL B 40 ALA B 49 1 10 HELIX 10 10 ASN B 57 TYR B 61 5 5 HELIX 11 11 ASN B 63 PHE B 78 1 16 HELIX 12 12 SER B 93 TRP B 100 1 8 HELIX 13 13 ASN B 119 GLY B 128 1 10 HELIX 14 14 THR B 161 SER B 186 1 26

SHEET 1 A 7 THR A 53 VAL A 55 0 SHEET 2 A 7 GLN A 29 SER A 35 1 N SER A 35 O ARG A 54 SHEET 3 A 7 ARG A 2 ILE A 7 1 N VAL A 3 O GLN A 29 SHEET 4 A 7 ILE A 82 LEU A 85 1 O CYS A 84 N ALA A 4 SHEET 5 A 7 MET A 104 HIS A 108 1 O LEU A 105 N LEU A 85 SHEET 6 A 7 VAL A 131 PHE A 138 -1 O THR A 135 N HIS A 108 SHEET 7 A 7 ILE A 148 PRO A 155 -1 O VAL A 154 N THR A 132 SHEET 1 B 2 VAL A 189 LEU A 191 0 SHEET 2 B 2 ILE A 197 TRP A 199 -1 O CYS A 198 N GLN A 190 SHEET 1 C 7 THR B 53 VAL B 55 0 SHEET 2 C 7 GLN B 29 SER B 35 1 N SER B 35 O ARG B 54 SHEET 3 C 7 ARG B 2 ILE B 7 1 N VAL B 3 O GLN B 29 SHEET 4 C 7 ILE B 82 LEU B 85 1 O CYS B 84 N ALA B 4 SHEET 5 C 7 MET B 104 HIS B 108 1 O LEU B 105 N LEU B 85 SHEET 6 C 7 VAL B 131 PHE B 138 -1 O THR B 135 N HIS B 108 SHEET 7 C 7 ILE B 148 PRO B 155 -1 O VAL B 154 N THR B 132 SHEET 1 D 2 VAL B 189 LEU B 191 0 SHEET 2 D 2 ILE B 197 TRP B 199 -1 O CYS B 198 N GLN B 190

CISPEP 1 LEU A 112 PRO A 113 0 6.42 CISPEP 2 LEU B 112 PRO B 113 0 8.13

SITE 1 AC1 8 THR A 10 GLY A 11 SER A 12 ASN A 13 SITE 2 AC1 8 LYS A 170 HOH A 524 HOH A 536 HOH A 569 SITE 1 AC2 3 LYS A 157 ARG A 168 HOH A 546 SITE 1 AC3 6 GLY B 9 THR B 10 GLY B 11 SER B 12 SITE 2 AC3 6 HOH B 624 HOH B 679 SITE 1 AC4 10 GLY B 11 SER B 12 ASN B 13 LEU B 14 SITE 2 AC4 10 GLN B 15 ALA B 16 LYS B 45 HIS B 174 SITE 3 AC4 10 HOH B 643 HOH B 670 SITE 1 AC5 22 ARG A 64 LEU A 85 MET A 89 ARG A 90 SITE 2 AC5 22 ILE A 91 LEU A 92 ASN A 106 HIS A 108 SITE 3 AC5 22 PRO A 109 GLY A 117 SER A 118 VAL A 139 SITE 4 AC5 22 ALA A 140 GLU A 141 VAL A 143 ASP A 144 SITE 5 AC5 22 HOH A 526 HOH A 528 HOH A 548 HOH A 566 SITE 6 AC5 22 HOH A 574 HOH A 580 SITE 1 AC6 18 ARG B 64 LEU B 85 MET B 89 ARG B 90 SITE 2 AC6 18 ILE B 91 LEU B 92 ASN B 106 HIS B 108 SITE 3 AC6 18 PRO B 109 GLY B 117 ALA B 140 GLU B 141 SITE 4 AC6 18 VAL B 143 ASP B 144 HOH B 637 HOH B 675 SITE 5 AC6 18 HOH B 683 HOH B 686

CRYST1 126.099 126.099 94.269 90.00 90.00 120.00 P 31 2 1 12

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 0.007930 0.004579 0.000000 0.00000

SCALE2 0.000000 0.009157 0.000000 0.00000

SCALE3 0.000000 0.000000 0.010608 0.00000