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