HEADER TRANSFERASE 02-FEB-05 1YQU TITLE ESCHERICHIA COLI PURINE NUCLEOSIDE PHOSPHORYLASE II, THE PRODUCT OF TITLE 2 THE XAPA GENE COMPND MOL_ID: 1; COMPND 2 MOLECULE: XANTHOSINE PHOSPHORYLASE; COMPND 3 CHAIN: A, B, C; COMPND 4 SYNONYM: PNP-II, PURINE NUCLEOSIDE PHOSPHORYLASE; COMPND 5 EC: 2.4.2.-; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: XAPA, PNDA; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: GD1524; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PGD265 KEYWDS PURINE NUCLEOSIDE PHOSPHORYLASE GUANINE XANTHINE, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR G.DANDANELL,R.H.SZCZEPANOWSKI,B.KIERDASZUK,D.SHUGAR,M.BOCHTLER REVDAT 3 23-AUG-23 1YQU 1 REMARK REVDAT 2 24-FEB-09 1YQU 1 VERSN REVDAT 1 19-APR-05 1YQU 0 JRNL AUTH G.DANDANELL,R.H.SZCZEPANOWSKI,B.KIERDASZUK,D.SHUGAR, JRNL AUTH 2 M.BOCHTLER JRNL TITL ESCHERICHIA COLI PURINE NUCLEOSIDE PHOSPHORYLASE II, THE JRNL TITL 2 PRODUCT OF THE XAPA GENE JRNL REF J.MOL.BIOL. V. 348 113 2005 JRNL REFN ISSN 0022-2836 JRNL PMID 15808857 JRNL DOI 10.1016/J.JMB.2005.02.019 REMARK 2 REMARK 2 RESOLUTION. 3.10 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) : 3.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 14985 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) : 0.245 REMARK 3 FREE R VALUE : 0.267 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 747 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 : 5553 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 48 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 64.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 42.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -5.66600 REMARK 3 B22 (A**2) : -5.66600 REMARK 3 B33 (A**2) : 11.33200 REMARK 3 B12 (A**2) : -3.06800 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) : 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) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC 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: NULL REMARK 4 REMARK 4 1YQU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-FEB-05. REMARK 100 THE DEPOSITION ID IS D_1000031824. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-MAR-02 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : 8.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : EMBL/DESY, HAMBURG REMARK 200 BEAMLINE : X11 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.811 REMARK 200 MONOCHROMATOR : TRIANGULAR MONOCHROMATOR, BENT REMARK 200 MIRROR (INFORMATION FROM THE WEB- REMARK 200 SITE) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15055 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.100 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 7.000 REMARK 200 R MERGE (I) : 0.12600 REMARK 200 R SYM (I) : 0.12600 REMARK 200 FOR THE DATA SET : 11.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.21 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 6.00 REMARK 200 R MERGE FOR SHELL (I) : 0.38200 REMARK 200 R SYM FOR SHELL (I) : 0.38200 REMARK 200 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: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 4PNP REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.10 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: TRIS, PEG4K, PH 8.2, VAPOR DIFFUSION, REMARK 280 SITTING DROP, TEMPERATURE 294K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 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+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 178.35800 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 89.17900 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 89.17900 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 178.35800 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 300 REMARK: A HEXAMER WITH 32 POINT SYMMETRY THAT RESULTS FROM THE REMARK 300 DIMERIZATION OF TRIMERS 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: HEXAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 BIOMT1 2 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 -0.866025 0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 178.35800 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 GLN A 3 REMARK 465 VAL A 4 REMARK 465 THR A 61 REMARK 465 VAL A 62 REMARK 465 HIS A 63 REMARK 465 GLY A 64 REMARK 465 HIS A 65 REMARK 465 ALA A 66 REMARK 465 GLY A 67 REMARK 465 MET A 240 REMARK 465 ALA A 241 REMARK 465 GLU A 242 REMARK 465 GLY A 243 REMARK 465 LEU A 244 REMARK 465 SER A 245 REMARK 465 ASP A 246 REMARK 465 VAL A 247 REMARK 465 LYS A 248 REMARK 465 LEU A 249 REMARK 465 SER A 250 REMARK 465 HIS A 251 REMARK 465 ALA A 252 REMARK 465 GLN A 253 REMARK 465 THR A 254 REMARK 465 LEU A 255 REMARK 465 ALA A 256 REMARK 465 ALA A 257 REMARK 465 ALA A 258 REMARK 465 GLU A 259 REMARK 465 LEU A 260 REMARK 465 SER A 261 REMARK 465 LYS A 262 REMARK 465 MET B 1 REMARK 465 SER B 2 REMARK 465 GLN B 3 REMARK 465 VAL B 4 REMARK 465 THR B 61 REMARK 465 VAL B 62 REMARK 465 HIS B 63 REMARK 465 GLY B 64 REMARK 465 HIS B 65 REMARK 465 ALA B 66 REMARK 465 GLY B 67 REMARK 465 MET B 240 REMARK 465 ALA B 241 REMARK 465 GLU B 242 REMARK 465 GLY B 243 REMARK 465 LEU B 244 REMARK 465 SER B 245 REMARK 465 ASP B 246 REMARK 465 VAL B 247 REMARK 465 LYS B 248 REMARK 465 LEU B 249 REMARK 465 SER B 250 REMARK 465 HIS B 251 REMARK 465 ALA B 252 REMARK 465 GLN B 253 REMARK 465 THR B 254 REMARK 465 LEU B 255 REMARK 465 ALA B 256 REMARK 465 ALA B 257 REMARK 465 ALA B 258 REMARK 465 GLU B 259 REMARK 465 LEU B 260 REMARK 465 SER B 261 REMARK 465 LYS B 262 REMARK 465 MET C 1 REMARK 465 SER C 2 REMARK 465 GLN C 3 REMARK 465 VAL C 4 REMARK 465 THR C 61 REMARK 465 VAL C 62 REMARK 465 HIS C 63 REMARK 465 GLY C 64 REMARK 465 HIS C 65 REMARK 465 ALA C 66 REMARK 465 GLY C 67 REMARK 465 MET C 240 REMARK 465 ALA C 241 REMARK 465 GLU C 242 REMARK 465 GLY C 243 REMARK 465 LEU C 244 REMARK 465 SER C 245 REMARK 465 ASP C 246 REMARK 465 VAL C 247 REMARK 465 LYS C 248 REMARK 465 LEU C 249 REMARK 465 SER C 250 REMARK 465 HIS C 251 REMARK 465 ALA C 252 REMARK 465 GLN C 253 REMARK 465 THR C 254 REMARK 465 LEU C 255 REMARK 465 ALA C 256 REMARK 465 ALA C 257 REMARK 465 ALA C 258 REMARK 465 GLU C 259 REMARK 465 LEU C 260 REMARK 465 SER C 261 REMARK 465 LYS C 262 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 NH2 ARG B 122 O GLY B 180 4466 2.17 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 SER A 34 -108.24 -47.94 REMARK 500 ALA A 38 -16.90 -42.05 REMARK 500 PRO A 58 77.26 -60.99 REMARK 500 ASP A 165 113.94 -26.01 REMARK 500 GLU A 178 15.65 -62.20 REMARK 500 GLU A 179 -8.64 -153.11 REMARK 500 SER A 216 -142.73 -141.91 REMARK 500 VAL A 217 -65.85 68.55 REMARK 500 SER B 34 -108.04 -47.57 REMARK 500 ALA B 38 -16.94 -41.98 REMARK 500 PRO B 58 77.52 -60.88 REMARK 500 ASP B 165 114.18 -25.91 REMARK 500 GLU B 178 15.55 -62.15 REMARK 500 GLU B 179 -8.60 -153.12 REMARK 500 SER B 216 -142.60 -142.05 REMARK 500 VAL B 217 -65.60 68.31 REMARK 500 SER C 34 -108.02 -47.76 REMARK 500 ALA C 38 -17.04 -41.87 REMARK 500 PRO C 58 77.01 -60.86 REMARK 500 ASP C 165 114.04 -26.57 REMARK 500 GLU C 178 15.61 -62.20 REMARK 500 GLU C 179 -8.57 -153.18 REMARK 500 SER C 216 -142.46 -141.41 REMARK 500 VAL C 217 -65.98 68.50 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 PO4 A 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 B 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 C 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GUN A 400 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GUN B 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GUN C 402 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1YQQ RELATED DB: PDB REMARK 900 ESCHERICHIA COLI PURINE NUCLEOSIDE PHOSPHORYLASE II, ORTHORHOMBIC REMARK 900 CRYSTAL FORM WITH XANTHINE AND PHOSPHATE DBREF 1YQU A 1 277 UNP P45563 XAPA_ECOLI 1 277 DBREF 1YQU B 1 277 UNP P45563 XAPA_ECOLI 1 277 DBREF 1YQU C 1 277 UNP P45563 XAPA_ECOLI 1 277 SEQRES 1 A 277 MET SER GLN VAL GLN PHE SER HIS ASN PRO LEU PHE CYS SEQRES 2 A 277 ILE ASP ILE ILE LYS THR TYR LYS PRO ASP PHE THR PRO SEQRES 3 A 277 ARG VAL ALA PHE ILE LEU GLY SER GLY LEU GLY ALA LEU SEQRES 4 A 277 ALA ASP GLN ILE GLU ASN ALA VAL ALA ILE SER TYR GLU SEQRES 5 A 277 LYS LEU PRO GLY PHE PRO VAL SER THR VAL HIS GLY HIS SEQRES 6 A 277 ALA GLY GLU LEU VAL LEU GLY HIS LEU GLN GLY VAL PRO SEQRES 7 A 277 VAL VAL CYS MET LYS GLY ARG GLY HIS PHE TYR GLU GLY SEQRES 8 A 277 ARG GLY MET THR ILE MET THR ASP ALA ILE ARG THR PHE SEQRES 9 A 277 LYS LEU LEU GLY CYS GLU LEU LEU PHE CYS THR ASN ALA SEQRES 10 A 277 ALA GLY SER LEU ARG PRO GLU VAL GLY ALA GLY SER LEU SEQRES 11 A 277 VAL ALA LEU LYS ASP HIS ILE ASN THR MET PRO GLY THR SEQRES 12 A 277 PRO MET VAL GLY LEU ASN ASP ASP ARG PHE GLY GLU ARG SEQRES 13 A 277 PHE PHE SER LEU ALA ASN ALA TYR ASP ALA GLU TYR ARG SEQRES 14 A 277 ALA LEU LEU GLN LYS VAL ALA LYS GLU GLU GLY PHE PRO SEQRES 15 A 277 LEU THR GLU GLY VAL PHE VAL SER TYR PRO GLY PRO ASN SEQRES 16 A 277 PHE GLU THR ALA ALA GLU ILE ARG MET MET GLN ILE ILE SEQRES 17 A 277 GLY GLY ASP VAL VAL GLY MET SER VAL VAL PRO GLU VAL SEQRES 18 A 277 ILE SER ALA ARG HIS CYS ASP LEU LYS VAL VAL ALA VAL SEQRES 19 A 277 SER ALA ILE THR ASN MET ALA GLU GLY LEU SER ASP VAL SEQRES 20 A 277 LYS LEU SER HIS ALA GLN THR LEU ALA ALA ALA GLU LEU SEQRES 21 A 277 SER LYS GLN ASN PHE ILE ASN LEU ILE CYS GLY PHE LEU SEQRES 22 A 277 ARG LYS ILE ALA SEQRES 1 B 277 MET SER GLN VAL GLN PHE SER HIS ASN PRO LEU PHE CYS SEQRES 2 B 277 ILE ASP ILE ILE LYS THR TYR LYS PRO ASP PHE THR PRO SEQRES 3 B 277 ARG VAL ALA PHE ILE LEU GLY SER GLY LEU GLY ALA LEU SEQRES 4 B 277 ALA ASP GLN ILE GLU ASN ALA VAL ALA ILE SER TYR GLU SEQRES 5 B 277 LYS LEU PRO GLY PHE PRO VAL SER THR VAL HIS GLY HIS SEQRES 6 B 277 ALA GLY GLU LEU VAL LEU GLY HIS LEU GLN GLY VAL PRO SEQRES 7 B 277 VAL VAL CYS MET LYS GLY ARG GLY HIS PHE TYR GLU GLY SEQRES 8 B 277 ARG GLY MET THR ILE MET THR ASP ALA ILE ARG THR PHE SEQRES 9 B 277 LYS LEU LEU GLY CYS GLU LEU LEU PHE CYS THR ASN ALA SEQRES 10 B 277 ALA GLY SER LEU ARG PRO GLU VAL GLY ALA GLY SER LEU SEQRES 11 B 277 VAL ALA LEU LYS ASP HIS ILE ASN THR MET PRO GLY THR SEQRES 12 B 277 PRO MET VAL GLY LEU ASN ASP ASP ARG PHE GLY GLU ARG SEQRES 13 B 277 PHE PHE SER LEU ALA ASN ALA TYR ASP ALA GLU TYR ARG SEQRES 14 B 277 ALA LEU LEU GLN LYS VAL ALA LYS GLU GLU GLY PHE PRO SEQRES 15 B 277 LEU THR GLU GLY VAL PHE VAL SER TYR PRO GLY PRO ASN SEQRES 16 B 277 PHE GLU THR ALA ALA GLU ILE ARG MET MET GLN ILE ILE SEQRES 17 B 277 GLY GLY ASP VAL VAL GLY MET SER VAL VAL PRO GLU VAL SEQRES 18 B 277 ILE SER ALA ARG HIS CYS ASP LEU LYS VAL VAL ALA VAL SEQRES 19 B 277 SER ALA ILE THR ASN MET ALA GLU GLY LEU SER ASP VAL SEQRES 20 B 277 LYS LEU SER HIS ALA GLN THR LEU ALA ALA ALA GLU LEU SEQRES 21 B 277 SER LYS GLN ASN PHE ILE ASN LEU ILE CYS GLY PHE LEU SEQRES 22 B 277 ARG LYS ILE ALA SEQRES 1 C 277 MET SER GLN VAL GLN PHE SER HIS ASN PRO LEU PHE CYS SEQRES 2 C 277 ILE ASP ILE ILE LYS THR TYR LYS PRO ASP PHE THR PRO SEQRES 3 C 277 ARG VAL ALA PHE ILE LEU GLY SER GLY LEU GLY ALA LEU SEQRES 4 C 277 ALA ASP GLN ILE GLU ASN ALA VAL ALA ILE SER TYR GLU SEQRES 5 C 277 LYS LEU PRO GLY PHE PRO VAL SER THR VAL HIS GLY HIS SEQRES 6 C 277 ALA GLY GLU LEU VAL LEU GLY HIS LEU GLN GLY VAL PRO SEQRES 7 C 277 VAL VAL CYS MET LYS GLY ARG GLY HIS PHE TYR GLU GLY SEQRES 8 C 277 ARG GLY MET THR ILE MET THR ASP ALA ILE ARG THR PHE SEQRES 9 C 277 LYS LEU LEU GLY CYS GLU LEU LEU PHE CYS THR ASN ALA SEQRES 10 C 277 ALA GLY SER LEU ARG PRO GLU VAL GLY ALA GLY SER LEU SEQRES 11 C 277 VAL ALA LEU LYS ASP HIS ILE ASN THR MET PRO GLY THR SEQRES 12 C 277 PRO MET VAL GLY LEU ASN ASP ASP ARG PHE GLY GLU ARG SEQRES 13 C 277 PHE PHE SER LEU ALA ASN ALA TYR ASP ALA GLU TYR ARG SEQRES 14 C 277 ALA LEU LEU GLN LYS VAL ALA LYS GLU GLU GLY PHE PRO SEQRES 15 C 277 LEU THR GLU GLY VAL PHE VAL SER TYR PRO GLY PRO ASN SEQRES 16 C 277 PHE GLU THR ALA ALA GLU ILE ARG MET MET GLN ILE ILE SEQRES 17 C 277 GLY GLY ASP VAL VAL GLY MET SER VAL VAL PRO GLU VAL SEQRES 18 C 277 ILE SER ALA ARG HIS CYS ASP LEU LYS VAL VAL ALA VAL SEQRES 19 C 277 SER ALA ILE THR ASN MET ALA GLU GLY LEU SER ASP VAL SEQRES 20 C 277 LYS LEU SER HIS ALA GLN THR LEU ALA ALA ALA GLU LEU SEQRES 21 C 277 SER LYS GLN ASN PHE ILE ASN LEU ILE CYS GLY PHE LEU SEQRES 22 C 277 ARG LYS ILE ALA HET PO4 A 500 5 HET GUN A 400 11 HET PO4 B 501 5 HET GUN B 401 11 HET PO4 C 502 5 HET GUN C 402 11 HETNAM PO4 PHOSPHATE ION HETNAM GUN GUANINE FORMUL 4 PO4 3(O4 P 3-) FORMUL 5 GUN 3(C5 H5 N5 O) HELIX 1 1 HIS A 8 LYS A 21 1 14 HELIX 2 2 LEU A 36 ILE A 43 5 8 HELIX 3 3 SER A 50 LEU A 54 5 5 HELIX 4 4 HIS A 87 GLY A 91 5 5 HELIX 5 5 MET A 97 GLY A 108 1 12 HELIX 6 6 ASP A 165 GLU A 178 1 14 HELIX 7 7 THR A 198 GLY A 209 1 12 HELIX 8 8 VAL A 217 CYS A 227 1 11 HELIX 9 9 GLN A 263 ALA A 277 1 15 HELIX 10 10 HIS B 8 LYS B 21 1 14 HELIX 11 11 LEU B 36 ILE B 43 5 8 HELIX 12 12 SER B 50 LEU B 54 5 5 HELIX 13 13 HIS B 87 GLY B 91 5 5 HELIX 14 14 MET B 97 GLY B 108 1 12 HELIX 15 15 ASP B 165 GLU B 178 1 14 HELIX 16 16 THR B 198 GLY B 209 1 12 HELIX 17 17 VAL B 217 CYS B 227 1 11 HELIX 18 18 GLN B 263 ALA B 277 1 15 HELIX 19 19 HIS C 8 LYS C 21 1 14 HELIX 20 20 LEU C 36 ILE C 43 5 8 HELIX 21 21 SER C 50 LEU C 54 5 5 HELIX 22 22 HIS C 87 GLY C 91 5 5 HELIX 23 23 MET C 97 GLY C 108 1 12 HELIX 24 24 ASP C 165 GLU C 178 1 14 HELIX 25 25 THR C 198 GLY C 209 1 12 HELIX 26 26 VAL C 217 CYS C 227 1 11 HELIX 27 27 GLN C 263 ALA C 277 1 15 SHEET 1 A10 GLU A 44 ILE A 49 0 SHEET 2 A10 LEU A 69 LEU A 74 -1 O HIS A 73 N GLU A 44 SHEET 3 A10 VAL A 77 LYS A 83 -1 O VAL A 79 N GLY A 72 SHEET 4 A10 VAL A 28 LEU A 32 1 N LEU A 32 O MET A 82 SHEET 5 A10 LEU A 111 SER A 120 1 O PHE A 113 N ALA A 29 SHEET 6 A10 LYS A 230 ASN A 239 1 O LYS A 230 N LEU A 112 SHEET 7 A10 LEU A 130 ILE A 137 -1 N VAL A 131 O SER A 235 SHEET 8 A10 THR A 184 SER A 190 1 O PHE A 188 N ASP A 135 SHEET 9 A10 VAL A 212 GLY A 214 1 O VAL A 212 N VAL A 189 SHEET 10 A10 LEU A 111 SER A 120 -1 N GLY A 119 O VAL A 213 SHEET 1 B10 GLU B 44 ILE B 49 0 SHEET 2 B10 LEU B 69 LEU B 74 -1 O HIS B 73 N GLU B 44 SHEET 3 B10 VAL B 77 LYS B 83 -1 O VAL B 79 N GLY B 72 SHEET 4 B10 VAL B 28 LEU B 32 1 N PHE B 30 O MET B 82 SHEET 5 B10 LEU B 111 SER B 120 1 O PHE B 113 N ALA B 29 SHEET 6 B10 LYS B 230 ASN B 239 1 O LYS B 230 N LEU B 112 SHEET 7 B10 LEU B 130 ILE B 137 -1 N VAL B 131 O SER B 235 SHEET 8 B10 THR B 184 SER B 190 1 O PHE B 188 N ASP B 135 SHEET 9 B10 VAL B 212 GLY B 214 1 O VAL B 212 N VAL B 189 SHEET 10 B10 LEU B 111 SER B 120 -1 N GLY B 119 O VAL B 213 SHEET 1 C10 GLU C 44 ILE C 49 0 SHEET 2 C10 LEU C 69 LEU C 74 -1 O HIS C 73 N GLU C 44 SHEET 3 C10 VAL C 77 LYS C 83 -1 O VAL C 79 N GLY C 72 SHEET 4 C10 VAL C 28 LEU C 32 1 N LEU C 32 O MET C 82 SHEET 5 C10 LEU C 111 SER C 120 1 O PHE C 113 N ALA C 29 SHEET 6 C10 LYS C 230 ASN C 239 1 O LYS C 230 N LEU C 112 SHEET 7 C10 LEU C 130 ILE C 137 -1 N VAL C 131 O SER C 235 SHEET 8 C10 THR C 184 SER C 190 1 O PHE C 188 N ASP C 135 SHEET 9 C10 VAL C 212 GLY C 214 1 O VAL C 212 N VAL C 189 SHEET 10 C10 LEU C 111 SER C 120 -1 N GLY C 119 O VAL C 213 CISPEP 1 GLY A 193 PRO A 194 0 0.21 CISPEP 2 GLY B 193 PRO B 194 0 -0.53 CISPEP 3 GLY C 193 PRO C 194 0 -1.31 SITE 1 AC1 7 GLY A 33 SER A 34 ARG A 85 HIS A 87 SITE 2 AC1 7 ASN A 116 ALA A 117 SER A 216 SITE 1 AC2 7 GLY B 33 SER B 34 ARG B 85 HIS B 87 SITE 2 AC2 7 ASN B 116 ALA B 117 SER B 216 SITE 1 AC3 7 GLY C 33 SER C 34 ARG C 85 HIS C 87 SITE 2 AC3 7 ASN C 116 ALA C 117 SER C 216 SITE 1 AC4 7 ALA A 117 ALA A 118 PHE A 196 GLU A 197 SITE 2 AC4 7 MET A 215 THR A 238 ASN A 239 SITE 1 AC5 7 ALA B 117 ALA B 118 PHE B 196 GLU B 197 SITE 2 AC5 7 MET B 215 THR B 238 ASN B 239 SITE 1 AC6 7 ALA C 117 ALA C 118 PHE C 196 GLU C 197 SITE 2 AC6 7 MET C 215 THR C 238 ASN C 239 CRYST1 71.345 71.345 267.537 90.00 90.00 120.00 P 32 2 1 18 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 0.014016 0.008092 -0.000001 0.00000 SCALE2 0.000000 0.016184 -0.000001 0.00000 SCALE3 0.000000 0.000000 0.003738 0.00000 CONECT 5557 5558 5559 5560 5561 CONECT 5558 5557 CONECT 5559 5557 CONECT 5560 5557 CONECT 5561 5557 CONECT 5562 5563 5572 CONECT 5563 5562 5564 CONECT 5564 5563 5565 CONECT 5565 5564 5566 5572 CONECT 5566 5565 5567 5568 CONECT 5567 5566 CONECT 5568 5566 5569 CONECT 5569 5568 5570 5571 CONECT 5570 5569 CONECT 5571 5569 5572 CONECT 5572 5562 5565 5571 CONECT 5573 5574 5575 5576 5577 CONECT 5574 5573 CONECT 5575 5573 CONECT 5576 5573 CONECT 5577 5573 CONECT 5578 5579 5588 CONECT 5579 5578 5580 CONECT 5580 5579 5581 CONECT 5581 5580 5582 5588 CONECT 5582 5581 5583 5584 CONECT 5583 5582 CONECT 5584 5582 5585 CONECT 5585 5584 5586 5587 CONECT 5586 5585 CONECT 5587 5585 5588 CONECT 5588 5578 5581 5587 CONECT 5589 5590 5591 5592 5593 CONECT 5590 5589 CONECT 5591 5589 CONECT 5592 5589 CONECT 5593 5589 CONECT 5594 5595 5604 CONECT 5595 5594 5596 CONECT 5596 5595 5597 CONECT 5597 5596 5598 5604 CONECT 5598 5597 5599 5600 CONECT 5599 5598 CONECT 5600 5598 5601 CONECT 5601 5600 5602 5603 CONECT 5602 5601 CONECT 5603 5601 5604 CONECT 5604 5594 5597 5603 MASTER 422 0 6 27 30 0 12 6 5601 3 48 66 END