HEADER PHOSPHORIBOSYLTRANSFERASE 16-APR-98 1A96 TITLE XPRTASE FROM E. COLI WITH BOUND CPRPP AND XANTHINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: XANTHINE-GUANINE PHOSPHORIBOSYLTRANSFERASE; COMPND 3 CHAIN: A, B, C, D; COMPND 4 SYNONYM: XPRT; COMPND 5 EC: 2.4.2.22; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 CELL_LINE: HB101; SOURCE 5 ATCC: ATCC 37145; SOURCE 6 COLLECTION: ATCC 37145; SOURCE 7 CELLULAR_LOCATION: CYTOPLASM; SOURCE 8 GENE: GPT; SOURCE 9 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 10 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 11 EXPRESSION_SYSTEM_STRAIN: SPHI606; SOURCE 12 EXPRESSION_SYSTEM_COLLECTION: ATCC 87050; SOURCE 13 EXPRESSION_SYSTEM_CELLULAR_LOCATION: CYTOPLASM; SOURCE 14 EXPRESSION_SYSTEM_PLASMID: PT7-7; SOURCE 15 EXPRESSION_SYSTEM_GENE: GPT KEYWDS PHOSPHORIBOSYLTRANSFERASE, TRANSFERASE, PURINE SALVAGE ENZYME, KEYWDS 2 GLYCOSYLTRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR S.VOS,R.J.PARRY,M.R.BURNS,J.DE JERSEY,J.L.MARTIN REVDAT 5 22-MAY-24 1A96 1 REMARK REVDAT 4 02-AUG-23 1A96 1 REMARK LINK REVDAT 3 24-FEB-09 1A96 1 VERSN REVDAT 2 01-APR-03 1A96 1 JRNL REVDAT 1 11-NOV-98 1A96 0 JRNL AUTH S.VOS,R.J.PARRY,M.R.BURNS,J.DE JERSEY,J.L.MARTIN JRNL TITL STRUCTURES OF FREE AND COMPLEXED FORMS OF ESCHERICHIA COLI JRNL TITL 2 XANTHINE-GUANINE PHOSPHORIBOSYLTRANSFERASE. JRNL REF J.MOL.BIOL. V. 282 875 1998 JRNL REFN ISSN 0022-2836 JRNL PMID 9743633 JRNL DOI 10.1006/JMBI.1998.2051 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 100000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 1.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 89.6 REMARK 3 NUMBER OF REFLECTIONS : 45860 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 R VALUE (WORKING + REMARK 3 TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.218 REMARK 3 FREE R VALUE : 0.244 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.100 REMARK 3 FREE R VALUE TEST SET COUNT : 4623 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.004 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 80.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 6059 REMARK 3 BIN R VALUE (WORKING SET) : 0.3090 REMARK 3 BIN FREE R VALUE : 0.3350 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 686 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.013 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4485 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 76 REMARK 3 SOLVENT ATOMS : 142 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 11.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 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) : 0.26 REMARK 3 ESD FROM SIGMAA (A) : 0.35 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) : 0.29 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.32 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.100 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.970 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.430 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.410 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.130 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.400 ; 2.500 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 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : PARAM19.SOL REMARK 3 PARAMETER FILE 3 : PARAM11.DNA REMARK 3 PARAMETER FILE 4 : LIGANDS.PAR REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : TOPH19.SOL REMARK 3 TOPOLOGY FILE 3 : CIS_PEP.PAR REMARK 3 TOPOLOGY FILE 4 : LIGANDS.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 1A96 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000170549. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-SEP-97 REMARK 200 TEMPERATURE (KELVIN) : 289 REMARK 200 PH : 9.0 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 RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NI FILTER REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : PROCESS (HIGASHI) REMARK 200 DATA SCALING SOFTWARE : PROCESS (HIGASHI) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 45927 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 100.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 89.9 REMARK 200 DATA REDUNDANCY : 2.300 REMARK 200 R MERGE (I) : 0.06900 REMARK 200 R SYM (I) : 0.06900 REMARK 200 FOR THE DATA SET : 11.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 81.7 REMARK 200 DATA REDUNDANCY IN SHELL : 1.60 REMARK 200 R MERGE FOR SHELL (I) : 0.28700 REMARK 200 R SYM FOR SHELL (I) : 0.28700 REMARK 200 FOR SHELL : 2.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.851 REMARK 200 STARTING MODEL: 1NUL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.15 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: XPRT WAS CRYSTALLISED FROM 15 - 20% REMARK 280 PEG 4000, 0.1 M AMMONIUM SULPHATE IN 0.1 M BORATE, PH 9., PH 9.0 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 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 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 82.95000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 47.10000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 47.10000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 124.42500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 47.10000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 47.10000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 41.47500 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 47.10000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 47.10000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 124.42500 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 47.10000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 47.10000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 41.47500 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 82.95000 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 13690 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22870 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -89.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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 2 REMARK 465 ASP A 64 REMARK 465 HIS A 65 REMARK 465 ASP A 66 REMARK 465 GLY A 151 REMARK 465 ARG A 152 REMARK 465 MET B 1 REMARK 465 SER B 2 REMARK 465 MET C 1 REMARK 465 SER C 2 REMARK 465 MET D 1 REMARK 465 SER D 2 REMARK 465 ASP D 64 REMARK 465 HIS D 65 REMARK 465 ASP D 66 REMARK 465 ASN D 67 REMARK 465 GLN D 68 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 GLU A 3 CG CD OE1 OE2 REMARK 470 LYS A 4 CG CD CE NZ REMARK 470 LYS A 30 CG CD CE NZ REMARK 470 SER A 61 OG REMARK 470 SER A 62 OG REMARK 470 TYR A 63 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 ASN A 67 CG OD1 ND2 REMARK 470 GLN A 68 CG CD OE1 NE2 REMARK 470 GLU A 70 CG CD OE1 OE2 REMARK 470 LYS A 72 CG CD CE NZ REMARK 470 VAL A 73 CG1 CG2 REMARK 470 GLU B 3 CG CD OE1 OE2 REMARK 470 LYS B 4 CG CD CE NZ REMARK 470 LYS B 30 CG CD CE NZ REMARK 470 SER B 61 OG REMARK 470 SER B 62 OG REMARK 470 TYR B 63 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 LYS B 72 CG CD CE NZ REMARK 470 GLU B 78 CG CD OE1 OE2 REMARK 470 GLU B 102 CG CD OE1 OE2 REMARK 470 ARG B 152 CG CD NE CZ NH1 NH2 REMARK 470 ARG C 53 CG CD NE CZ NH1 NH2 REMARK 470 TYR C 63 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 LYS C 72 CG CD CE NZ REMARK 470 GLU C 78 CG CD OE1 OE2 REMARK 470 LYS C 106 CG CD CE NZ REMARK 470 GLU D 3 CG CD OE1 OE2 REMARK 470 LYS D 4 CG CD CE NZ REMARK 470 LYS D 30 CG CD CE NZ REMARK 470 TYR D 63 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 ARG D 69 CG CD NE CZ NH1 NH2 REMARK 470 GLU D 70 CG CD OE1 OE2 REMARK 470 LEU D 71 CG CD1 CD2 REMARK 470 LYS D 72 CG CD CE NZ REMARK 470 VAL D 73 CG1 CG2 REMARK 470 GLU D 78 CG CD OE1 OE2 REMARK 470 GLU D 82 CG CD OE1 OE2 REMARK 470 VAL D 98 CG1 CG2 REMARK 470 GLU D 102 CG CD OE1 OE2 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 ASP A 92 -71.69 -94.71 REMARK 500 ASP B 66 -103.55 69.37 REMARK 500 ASP B 92 -79.03 -96.24 REMARK 500 ASP C 66 -90.59 70.02 REMARK 500 ASP C 92 -85.10 -97.66 REMARK 500 ASP D 92 -68.56 -92.30 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 308 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 PCP B 301 O3 REMARK 620 2 PCP B 301 O1 95.3 REMARK 620 3 PCP B 301 O2 67.4 63.1 REMARK 620 4 PCP B 301 O2B 149.7 71.3 82.4 REMARK 620 5 HOH B 541 O 113.4 103.4 166.2 96.4 REMARK 620 6 HOH B 542 O 86.4 161.1 100.8 97.9 93.0 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG C 307 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 PCP C 302 O2B REMARK 620 2 PCP C 302 O1 70.2 REMARK 620 3 PCP C 302 O3 149.9 98.7 REMARK 620 4 PCP C 302 O2 81.7 64.4 68.5 REMARK 620 5 HOH C 539 O 97.8 116.2 112.0 179.1 REMARK 620 6 HOH C 540 O 98.9 160.8 82.8 99.1 80.2 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG C 307 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 308 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PCP B 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PCP C 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE XAN C 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE XAN B 304 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BO3 D 305 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BO3 A 306 DBREF 1A96 A 1 152 UNP P0A9M5 XGPT_ECOLI 1 152 DBREF 1A96 B 1 152 UNP P0A9M5 XGPT_ECOLI 1 152 DBREF 1A96 C 1 152 UNP P0A9M5 XGPT_ECOLI 1 152 DBREF 1A96 D 1 152 UNP P0A9M5 XGPT_ECOLI 1 152 SEQRES 1 A 152 MET SER GLU LYS TYR ILE VAL THR TRP ASP MET LEU GLN SEQRES 2 A 152 ILE HIS ALA ARG LYS LEU ALA SER ARG LEU MET PRO SER SEQRES 3 A 152 GLU GLN TRP LYS GLY ILE ILE ALA VAL SER ARG GLY GLY SEQRES 4 A 152 LEU VAL PRO GLY ALA LEU LEU ALA ARG GLU LEU GLY ILE SEQRES 5 A 152 ARG HIS VAL ASP THR VAL CYS ILE SER SER TYR ASP HIS SEQRES 6 A 152 ASP ASN GLN ARG GLU LEU LYS VAL LEU LYS ARG ALA GLU SEQRES 7 A 152 GLY ASP GLY GLU GLY PHE ILE VAL ILE ASP ASP LEU VAL SEQRES 8 A 152 ASP THR GLY GLY THR ALA VAL ALA ILE ARG GLU MET TYR SEQRES 9 A 152 PRO LYS ALA HIS PHE VAL THR ILE PHE ALA LYS PRO ALA SEQRES 10 A 152 GLY ARG PRO LEU VAL ASP ASP TYR VAL VAL ASP ILE PRO SEQRES 11 A 152 GLN ASP THR TRP ILE GLU GLN PRO TRP ASP MET GLY VAL SEQRES 12 A 152 VAL PHE VAL PRO PRO ILE SER GLY ARG SEQRES 1 B 152 MET SER GLU LYS TYR ILE VAL THR TRP ASP MET LEU GLN SEQRES 2 B 152 ILE HIS ALA ARG LYS LEU ALA SER ARG LEU MET PRO SER SEQRES 3 B 152 GLU GLN TRP LYS GLY ILE ILE ALA VAL SER ARG GLY GLY SEQRES 4 B 152 LEU VAL PRO GLY ALA LEU LEU ALA ARG GLU LEU GLY ILE SEQRES 5 B 152 ARG HIS VAL ASP THR VAL CYS ILE SER SER TYR ASP HIS SEQRES 6 B 152 ASP ASN GLN ARG GLU LEU LYS VAL LEU LYS ARG ALA GLU SEQRES 7 B 152 GLY ASP GLY GLU GLY PHE ILE VAL ILE ASP ASP LEU VAL SEQRES 8 B 152 ASP THR GLY GLY THR ALA VAL ALA ILE ARG GLU MET TYR SEQRES 9 B 152 PRO LYS ALA HIS PHE VAL THR ILE PHE ALA LYS PRO ALA SEQRES 10 B 152 GLY ARG PRO LEU VAL ASP ASP TYR VAL VAL ASP ILE PRO SEQRES 11 B 152 GLN ASP THR TRP ILE GLU GLN PRO TRP ASP MET GLY VAL SEQRES 12 B 152 VAL PHE VAL PRO PRO ILE SER GLY ARG SEQRES 1 C 152 MET SER GLU LYS TYR ILE VAL THR TRP ASP MET LEU GLN SEQRES 2 C 152 ILE HIS ALA ARG LYS LEU ALA SER ARG LEU MET PRO SER SEQRES 3 C 152 GLU GLN TRP LYS GLY ILE ILE ALA VAL SER ARG GLY GLY SEQRES 4 C 152 LEU VAL PRO GLY ALA LEU LEU ALA ARG GLU LEU GLY ILE SEQRES 5 C 152 ARG HIS VAL ASP THR VAL CYS ILE SER SER TYR ASP HIS SEQRES 6 C 152 ASP ASN GLN ARG GLU LEU LYS VAL LEU LYS ARG ALA GLU SEQRES 7 C 152 GLY ASP GLY GLU GLY PHE ILE VAL ILE ASP ASP LEU VAL SEQRES 8 C 152 ASP THR GLY GLY THR ALA VAL ALA ILE ARG GLU MET TYR SEQRES 9 C 152 PRO LYS ALA HIS PHE VAL THR ILE PHE ALA LYS PRO ALA SEQRES 10 C 152 GLY ARG PRO LEU VAL ASP ASP TYR VAL VAL ASP ILE PRO SEQRES 11 C 152 GLN ASP THR TRP ILE GLU GLN PRO TRP ASP MET GLY VAL SEQRES 12 C 152 VAL PHE VAL PRO PRO ILE SER GLY ARG SEQRES 1 D 152 MET SER GLU LYS TYR ILE VAL THR TRP ASP MET LEU GLN SEQRES 2 D 152 ILE HIS ALA ARG LYS LEU ALA SER ARG LEU MET PRO SER SEQRES 3 D 152 GLU GLN TRP LYS GLY ILE ILE ALA VAL SER ARG GLY GLY SEQRES 4 D 152 LEU VAL PRO GLY ALA LEU LEU ALA ARG GLU LEU GLY ILE SEQRES 5 D 152 ARG HIS VAL ASP THR VAL CYS ILE SER SER TYR ASP HIS SEQRES 6 D 152 ASP ASN GLN ARG GLU LEU LYS VAL LEU LYS ARG ALA GLU SEQRES 7 D 152 GLY ASP GLY GLU GLY PHE ILE VAL ILE ASP ASP LEU VAL SEQRES 8 D 152 ASP THR GLY GLY THR ALA VAL ALA ILE ARG GLU MET TYR SEQRES 9 D 152 PRO LYS ALA HIS PHE VAL THR ILE PHE ALA LYS PRO ALA SEQRES 10 D 152 GLY ARG PRO LEU VAL ASP ASP TYR VAL VAL ASP ILE PRO SEQRES 11 D 152 GLN ASP THR TRP ILE GLU GLN PRO TRP ASP MET GLY VAL SEQRES 12 D 152 VAL PHE VAL PRO PRO ILE SER GLY ARG HET BO3 A 306 4 HET MG B 308 1 HET PCP B 301 22 HET XAN B 304 11 HET MG C 307 1 HET PCP C 302 22 HET XAN C 303 11 HET BO3 D 305 4 HETNAM BO3 BORIC ACID HETNAM MG MAGNESIUM ION HETNAM PCP 1-ALPHA-PYROPHOSPHORYL-2-ALPHA,3-ALPHA-DIHYDROXY-4- HETNAM 2 PCP BETA-CYCLOPENTANE-METHANOL-5-PHOSPHATE HETNAM XAN XANTHINE HETSYN PCP CARBOXYLIC PRPP; CPRPP FORMUL 5 BO3 2(B H3 O3) FORMUL 6 MG 2(MG 2+) FORMUL 7 PCP 2(C6 H15 O13 P3) FORMUL 8 XAN 2(C5 H4 N4 O2) FORMUL 13 HOH *142(H2 O) HELIX 1 1 TRP A 9 LEU A 23 1 15 HELIX 2 2 SER A 26 GLN A 28 5 3 HELIX 3 3 GLY A 38 LEU A 50 1 13 HELIX 4 4 GLY A 95 MET A 103 1 9 HELIX 5 5 PRO A 116 LEU A 121 1 6 HELIX 6 6 PRO A 138 ASP A 140 5 3 HELIX 7 7 TRP B 9 ARG B 22 1 14 HELIX 8 8 GLY B 38 LEU B 50 1 13 HELIX 9 9 GLY B 95 MET B 103 1 9 HELIX 10 10 ARG B 119 LEU B 121 5 3 HELIX 11 11 PRO B 138 ASP B 140 5 3 HELIX 12 12 TRP C 9 ARG C 22 1 14 HELIX 13 13 GLY C 38 LEU C 50 1 13 HELIX 14 14 GLY C 95 MET C 103 1 9 HELIX 15 15 PRO C 116 LEU C 121 1 6 HELIX 16 16 PRO C 138 ASP C 140 5 3 HELIX 17 17 TRP D 9 LEU D 23 1 15 HELIX 18 18 GLY D 38 GLU D 49 1 12 HELIX 19 19 GLY D 95 MET D 103 1 9 HELIX 20 20 PRO D 116 LEU D 121 1 6 HELIX 21 21 PRO D 138 ASP D 140 5 3 SHEET 1 A 2 LYS A 4 ILE A 6 0 SHEET 2 A 2 TRP A 134 GLU A 136 1 N TRP A 134 O TYR A 5 SHEET 1 B 5 LEU A 71 LYS A 75 0 SHEET 2 B 5 VAL A 55 SER A 62 -1 N SER A 61 O LYS A 72 SHEET 3 B 5 GLY A 31 SER A 36 1 N ILE A 32 O ASP A 56 SHEET 4 B 5 PHE A 84 ASP A 88 1 N ILE A 85 O GLY A 31 SHEET 5 B 5 HIS A 108 THR A 111 1 N HIS A 108 O VAL A 86 SHEET 1 C 2 PHE A 113 LYS A 115 0 SHEET 2 C 2 VAL A 127 ILE A 129 1 N VAL A 127 O ALA A 114 SHEET 1 D 2 LYS B 4 ILE B 6 0 SHEET 2 D 2 TRP B 134 GLU B 136 1 N TRP B 134 O TYR B 5 SHEET 1 E 5 GLN B 68 LYS B 75 0 SHEET 2 E 5 VAL B 55 HIS B 65 -1 N HIS B 65 O GLN B 68 SHEET 3 E 5 GLY B 31 SER B 36 1 N ILE B 32 O ASP B 56 SHEET 4 E 5 PHE B 84 ASP B 88 1 N ILE B 85 O GLY B 31 SHEET 5 E 5 HIS B 108 THR B 111 1 N HIS B 108 O VAL B 86 SHEET 1 F 2 PHE B 113 LYS B 115 0 SHEET 2 F 2 VAL B 127 ILE B 129 1 N VAL B 127 O ALA B 114 SHEET 1 G 2 LYS C 4 ILE C 6 0 SHEET 2 G 2 TRP C 134 GLU C 136 1 N TRP C 134 O TYR C 5 SHEET 1 H 5 GLN C 68 LYS C 75 0 SHEET 2 H 5 VAL C 55 HIS C 65 -1 N HIS C 65 O GLN C 68 SHEET 3 H 5 GLY C 31 SER C 36 1 N ILE C 32 O ASP C 56 SHEET 4 H 5 PHE C 84 ASP C 88 1 N ILE C 85 O GLY C 31 SHEET 5 H 5 HIS C 108 THR C 111 1 N HIS C 108 O VAL C 86 SHEET 1 I 2 PHE C 113 LYS C 115 0 SHEET 2 I 2 VAL C 127 ILE C 129 1 N VAL C 127 O ALA C 114 SHEET 1 J 2 LYS D 4 ILE D 6 0 SHEET 2 J 2 TRP D 134 GLU D 136 1 N TRP D 134 O TYR D 5 SHEET 1 K 5 GLU D 70 LYS D 75 0 SHEET 2 K 5 VAL D 55 TYR D 63 -1 N TYR D 63 O GLU D 70 SHEET 3 K 5 GLY D 31 SER D 36 1 N ILE D 32 O ASP D 56 SHEET 4 K 5 PHE D 84 ASP D 88 1 N ILE D 85 O GLY D 31 SHEET 5 K 5 HIS D 108 THR D 111 1 N HIS D 108 O VAL D 86 SHEET 1 L 2 PHE D 113 LYS D 115 0 SHEET 2 L 2 VAL D 127 ILE D 129 1 N VAL D 127 O ALA D 114 LINK O3 PCP B 301 MG MG B 308 1555 1555 2.16 LINK O1 PCP B 301 MG MG B 308 1555 1555 2.29 LINK O2 PCP B 301 MG MG B 308 1555 1555 2.85 LINK O2B PCP B 301 MG MG B 308 1555 1555 2.26 LINK MG MG B 308 O HOH B 541 1555 1555 1.94 LINK MG MG B 308 O HOH B 542 1555 1555 2.16 LINK O2B PCP C 302 MG MG C 307 1555 1555 2.44 LINK O1 PCP C 302 MG MG C 307 1555 1555 2.25 LINK O3 PCP C 302 MG MG C 307 1555 1555 2.12 LINK O2 PCP C 302 MG MG C 307 1555 1555 2.82 LINK MG MG C 307 O HOH C 539 1555 1555 1.97 LINK MG MG C 307 O HOH C 540 1555 1555 2.23 CISPEP 1 MET A 24 PRO A 25 0 -0.05 CISPEP 2 SER A 36 ARG A 37 0 0.19 CISPEP 3 MET B 24 PRO B 25 0 1.12 CISPEP 4 SER B 36 ARG B 37 0 0.31 CISPEP 5 MET C 24 PRO C 25 0 -5.92 CISPEP 6 SER C 36 ARG C 37 0 0.06 CISPEP 7 MET D 24 PRO D 25 0 -5.01 CISPEP 8 SER D 36 ARG D 37 0 0.30 SITE 1 AC1 3 PCP C 302 HOH C 539 HOH C 540 SITE 1 AC2 3 PCP B 301 HOH B 541 HOH B 542 SITE 1 AC3 18 ARG A 53 SER B 36 ARG B 37 GLY B 38 SITE 2 AC3 18 ARG B 69 ASP B 88 ASP B 89 LEU B 90 SITE 3 AC3 18 ASP B 92 THR B 93 GLY B 94 GLY B 95 SITE 4 AC3 18 THR B 96 XAN B 304 MG B 308 HOH B 443 SITE 5 AC3 18 HOH B 541 HOH B 542 SITE 1 AC4 17 ARG C 37 GLY C 38 ARG C 69 ASP C 88 SITE 2 AC4 17 ASP C 89 LEU C 90 ASP C 92 THR C 93 SITE 3 AC4 17 GLY C 94 GLY C 95 THR C 96 XAN C 303 SITE 4 AC4 17 MG C 307 HOH C 451 HOH C 467 HOH C 485 SITE 5 AC4 17 HOH C 540 SITE 1 AC5 6 ASP C 92 LYS C 115 TRP C 134 ILE C 135 SITE 2 AC5 6 PCP C 302 HOH C 437 SITE 1 AC6 6 ASP B 92 LYS B 115 TRP B 134 ILE B 135 SITE 2 AC6 6 PCP B 301 HOH B 404 SITE 1 AC7 7 ASN B 67 VAL D 35 SER D 36 ARG D 37 SITE 2 AC7 7 GLY D 38 ASP D 88 HOH D 438 SITE 1 AC8 6 VAL A 35 SER A 36 GLY A 38 ASP A 88 SITE 2 AC8 6 HOH A 457 ASN C 67 CRYST1 94.200 94.200 165.900 90.00 90.00 90.00 P 43 21 2 32 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 0.010616 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010616 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006028 0.00000