HEADER TRANSFERASE 11-MAY-05 1ZN7 TITLE HUMAN ADENINE PHOSPHORIBOSYLTRANSFERASE COMPLEXED WITH PRPP, ADE AND TITLE 2 R5P COMPND MOL_ID: 1; COMPND 2 MOLECULE: ADENINE PHOSPHORIBOSYLTRANSFERASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: APRT; COMPND 5 EC: 2.4.2.7; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: APRT; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET29A KEYWDS TRANSFERASE, GLYCOSYLTRANSFERASE, PURINE SALVAGE EXPDTA X-RAY DIFFRACTION AUTHOR J.IULEK,M.SILVA,C.H.T.P.TOMICH,O.H.THIEMANN REVDAT 6 14-FEB-24 1ZN7 1 HETSYN REVDAT 5 29-JUL-20 1ZN7 1 COMPND REMARK HETNAM LINK REVDAT 5 2 1 SITE ATOM REVDAT 4 13-JUL-11 1ZN7 1 VERSN REVDAT 3 24-FEB-09 1ZN7 1 VERSN REVDAT 2 29-APR-08 1ZN7 1 JRNL REVDAT 1 25-APR-06 1ZN7 0 JRNL AUTH C.H.SILVA,M.SILVA,J.IULEK,O.H.THIEMANN JRNL TITL STRUCTURAL COMPLEXES OF HUMAN ADENINE JRNL TITL 2 PHOSPHORIBOSYLTRANSFERASE REVEAL NOVEL FEATURES OF THE APRT JRNL TITL 3 CATALYTIC MECHANISM JRNL REF J.BIOMOL.STRUCT.DYN. V. 25 589 2008 JRNL REFN ISSN 0739-1102 JRNL PMID 18399692 REMARK 2 REMARK 2 RESOLUTION. 1.83 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0003 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.83 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.75 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 97.2 REMARK 3 NUMBER OF REFLECTIONS : 27055 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) : 0.148 REMARK 3 R VALUE (WORKING SET) : 0.146 REMARK 3 FREE R VALUE : 0.190 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1448 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) : 1.83 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.88 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1927 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.29 REMARK 3 BIN R VALUE (WORKING SET) : 0.2390 REMARK 3 BIN FREE R VALUE SET COUNT : 118 REMARK 3 BIN FREE R VALUE : 0.3110 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2715 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 104 REMARK 3 SOLVENT ATOMS : 367 REMARK 3 REMARK 3 B VALUES. REMARK 3 B VALUE TYPE : LIKELY RESIDUAL REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.14000 REMARK 3 B22 (A**2) : -0.97000 REMARK 3 B33 (A**2) : 0.25000 REMARK 3 B12 (A**2) : 1.41000 REMARK 3 B13 (A**2) : -0.83000 REMARK 3 B23 (A**2) : 0.26000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.134 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.125 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.088 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.415 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.971 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.953 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 3002 ; 0.018 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 2866 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 4091 ; 1.815 ; 2.047 REMARK 3 BOND ANGLES OTHERS (DEGREES): 6669 ; 0.965 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 360 ; 6.446 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 123 ;32.838 ;23.171 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 527 ;15.151 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 27 ;20.455 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 479 ; 0.112 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 3189 ; 0.007 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 576 ; 0.002 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 614 ; 0.217 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 2904 ; 0.204 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1342 ; 0.168 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): 1680 ; 0.085 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 298 ; 0.211 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 3 ; 0.094 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 22 ; 0.131 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 74 ; 0.257 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 38 ; 0.232 ; 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): 1862 ; 1.030 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 734 ; 0.287 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2927 ; 1.473 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1266 ; 2.407 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1164 ; 3.528 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL 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 : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 16 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 3 A 180 REMARK 3 RESIDUE RANGE : A 502 A 502 REMARK 3 RESIDUE RANGE : A 504 A 504 REMARK 3 RESIDUE RANGE : A 500 A 500 REMARK 3 RESIDUE RANGE : A 506 A 506 REMARK 3 RESIDUE RANGE : A 655 A 655 REMARK 3 RESIDUE RANGE : A 656 A 661 REMARK 3 RESIDUE RANGE : B 3 B 180 REMARK 3 RESIDUE RANGE : B 503 B 503 REMARK 3 RESIDUE RANGE : A 505 A 505 REMARK 3 RESIDUE RANGE : B 501 B 501 REMARK 3 RESIDUE RANGE : B 507 B 507 REMARK 3 RESIDUE RANGE : B 656 B 656 REMARK 3 RESIDUE RANGE : B 657 B 662 REMARK 3 RESIDUE RANGE : A 662 A 832 REMARK 3 RESIDUE RANGE : B 663 B 846 REMARK 3 ORIGIN FOR THE GROUP (A): 23.5728 0.3303 -0.4341 REMARK 3 T TENSOR REMARK 3 T11: -0.0257 T22: -0.0400 REMARK 3 T33: -0.0298 T12: 0.0013 REMARK 3 T13: 0.0006 T23: 0.0183 REMARK 3 L TENSOR REMARK 3 L11: 0.4831 L22: 0.4410 REMARK 3 L33: 0.4796 L12: -0.2263 REMARK 3 L13: 0.0564 L23: 0.1951 REMARK 3 S TENSOR REMARK 3 S11: 0.0019 S12: 0.0004 S13: 0.0016 REMARK 3 S21: -0.0233 S22: -0.0032 S23: 0.0015 REMARK 3 S31: -0.0107 S32: -0.0017 S33: 0.0013 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : 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: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 1ZN7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-MAY-05. REMARK 100 THE DEPOSITION ID IS D_1000032918. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : 8.50 REMARK 200 NUMBER OF CRYSTALS USED : NULL 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 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28504 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.830 REMARK 200 RESOLUTION RANGE LOW (A) : 39.750 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.06900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 9.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.83 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.93 REMARK 200 COMPLETENESS FOR SHELL (%) : 93.5 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.38700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.23 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.11 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 15.0 % (V/V) GLYCEROL, 25.5 % (W/V) REMARK 280 POLYETHYLENE GLYCOL 4000, 0.17 MOL/L SODIUM ACETATE AND 0.085 REMARK 280 MOL/L TRIS-HCL PH 8.5, TEMPERATURE 291K, VAPOR DIFFUSION, REMARK 280 HANGING DROP, PH 8.50 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 5680 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14360 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -58.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET A 1 REMARK 465 ALA A 2 REMARK 465 MET B 1 REMARK 465 ALA B 2 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 104 CG CD OE1 OE2 REMARK 470 LYS A 107 CG CD CE NZ REMARK 470 ASP B 3 CG OD1 OD2 REMARK 470 GLN B 7 CG CD OE1 NE2 REMARK 470 GLU B 104 OE1 OE2 REMARK 470 LYS B 107 CG CD CE NZ REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O GLY B 23 O HOH B 790 2.14 REMARK 500 OE2 GLU A 180 O HOH A 665 2.16 REMARK 500 REMARK 500 REMARK: NULL 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 O HOH A 776 O HOH B 736 1565 2.15 REMARK 500 O HOH A 779 O HOH B 729 1465 2.16 REMARK 500 REMARK 500 REMARK: NULL 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 A 128 CB - CG - OD1 ANGL. DEV. = -5.5 DEGREES REMARK 500 LEU A 129 CA - CB - CG ANGL. DEV. = 15.2 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 GLU A 104 -129.59 56.21 REMARK 500 ALA A 131 -104.21 -115.83 REMARK 500 GLU B 104 -121.63 55.68 REMARK 500 ALA B 131 -100.51 -110.89 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 HOH 510 TO HOH 515 ARE ASSOCIATED WITH ADENINE 508 AND HOH REMARK 600 516 TO HOH 521 ARE ASSOCIATED WITH ADENINE 509. 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 A 500 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 PRP A 502 O2 REMARK 620 2 PRP A 502 O3B 100.5 REMARK 620 3 PRP A 502 O3 77.0 177.4 REMARK 620 4 PRP A 502 O1 80.6 92.7 87.5 REMARK 620 5 PO4 A 504 O4 91.1 9.8 167.6 94.0 REMARK 620 6 HSX A 506 O3 58.3 151.9 26.6 67.3 145.4 REMARK 620 7 HOH A 662 O 157.8 98.0 84.6 86.4 107.7 100.1 REMARK 620 8 HOH A 663 O 89.0 91.7 87.6 169.2 88.8 105.0 102.7 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 501 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 PO4 A 505 O4 REMARK 620 2 PRP B 503 O1 88.5 REMARK 620 3 PRP B 503 O2 100.7 83.4 REMARK 620 4 PRP B 503 O3 172.9 85.4 82.2 REMARK 620 5 PRP B 503 O3B 5.1 93.2 103.3 174.2 REMARK 620 6 HSX B 507 O1 98.7 15.7 69.9 76.0 103.8 REMARK 620 7 HOH B 663 O 97.8 84.6 157.6 78.1 96.1 94.9 REMARK 620 8 HOH B 664 O 96.6 169.8 87.0 90.0 92.3 154.2 103.4 REMARK 620 N 1 2 3 4 5 6 7 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1ORE RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN ADENINE PHOSPHORIBOSYLTRANSFERASE REMARK 900 RELATED ID: 1ZN8 RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH AMP, IN SPACE GROUP P1 AT 1.76 A REMARK 900 RESOLUTION REMARK 900 RELATED ID: 1ZN9 RELATED DB: PDB REMARK 900 SAME PROTEIN IN APO AND AMP COMPLEXED FORMS DBREF 1ZN7 A 1 180 UNP P07741 APT_HUMAN 1 179 DBREF 1ZN7 B 1 180 UNP P07741 APT_HUMAN 1 179 SEQRES 1 A 180 MET ALA ASP SER GLU LEU GLN LEU VAL GLU GLN ARG ILE SEQRES 2 A 180 ARG SER PHE PRO ASP PHE PRO THR PRO GLY VAL VAL PHE SEQRES 3 A 180 ARG ASP ILE SER PRO VAL LEU LYS ASP PRO ALA SER PHE SEQRES 4 A 180 ARG ALA ALA ILE GLY LEU LEU ALA ARG HIS LEU LYS ALA SEQRES 5 A 180 THR HIS GLY GLY ARG ILE ASP TYR ILE ALA GLY LEU ASP SEQRES 6 A 180 SER ARG GLY PHE LEU PHE GLY PRO SER LEU ALA GLN GLU SEQRES 7 A 180 LEU GLY LEU GLY CYS VAL LEU ILE ARG LYS ARG GLY LYS SEQRES 8 A 180 LEU PRO GLY PRO THR LEU TRP ALA SER TYR SER LEU GLU SEQRES 9 A 180 TYR GLY LYS ALA GLU LEU GLU ILE GLN LYS ASP ALA LEU SEQRES 10 A 180 GLU PRO GLY GLN ARG VAL VAL VAL VAL ASP ASP LEU LEU SEQRES 11 A 180 ALA THR GLY GLY THR MET ASN ALA ALA CYS GLU LEU LEU SEQRES 12 A 180 GLY ARG LEU GLN ALA GLU VAL LEU GLU CYS VAL SER LEU SEQRES 13 A 180 VAL GLU LEU THR SER LEU LYS GLY ARG GLU LYS LEU ALA SEQRES 14 A 180 PRO VAL PRO PHE PHE SER LEU LEU GLN TYR GLU SEQRES 1 B 180 MET ALA ASP SER GLU LEU GLN LEU VAL GLU GLN ARG ILE SEQRES 2 B 180 ARG SER PHE PRO ASP PHE PRO THR PRO GLY VAL VAL PHE SEQRES 3 B 180 ARG ASP ILE SER PRO VAL LEU LYS ASP PRO ALA SER PHE SEQRES 4 B 180 ARG ALA ALA ILE GLY LEU LEU ALA ARG HIS LEU LYS ALA SEQRES 5 B 180 THR HIS GLY GLY ARG ILE ASP TYR ILE ALA GLY LEU ASP SEQRES 6 B 180 SER ARG GLY PHE LEU PHE GLY PRO SER LEU ALA GLN GLU SEQRES 7 B 180 LEU GLY LEU GLY CYS VAL LEU ILE ARG LYS ARG GLY LYS SEQRES 8 B 180 LEU PRO GLY PRO THR LEU TRP ALA SER TYR SER LEU GLU SEQRES 9 B 180 TYR GLY LYS ALA GLU LEU GLU ILE GLN LYS ASP ALA LEU SEQRES 10 B 180 GLU PRO GLY GLN ARG VAL VAL VAL VAL ASP ASP LEU LEU SEQRES 11 B 180 ALA THR GLY GLY THR MET ASN ALA ALA CYS GLU LEU LEU SEQRES 12 B 180 GLY ARG LEU GLN ALA GLU VAL LEU GLU CYS VAL SER LEU SEQRES 13 B 180 VAL GLU LEU THR SER LEU LYS GLY ARG GLU LYS LEU ALA SEQRES 14 B 180 PRO VAL PRO PHE PHE SER LEU LEU GLN TYR GLU HET MG A 500 1 HET PO4 A 504 5 HET PO4 A 505 5 HET PRP A 502 22 HET HSX A 506 14 HET ADE A 655 10 HET MG B 501 1 HET PRP B 503 22 HET HSX B 507 14 HET ADE B 656 10 HETNAM MG MAGNESIUM ION HETNAM PO4 PHOSPHATE ION HETNAM PRP 1-O-PYROPHOSPHONO-5-O-PHOSPHONO-ALPHA-D-RIBOFURANOSE HETNAM HSX 5-O-PHOSPHONO-ALPHA-D-RIBOFURANOSE HETNAM ADE ADENINE HETSYN PRP ALPHA-PHOSPHORIBOSYLPYROPHOSPHORIC ACID; 1-O- HETSYN 2 PRP PYROPHOSPHONO-5-O-PHOSPHONO-ALPHA-D-RIBOSE; 1-O- HETSYN 3 PRP PYROPHOSPHONO-5-O-PHOSPHONO-D-RIBOSE; 1-O- HETSYN 4 PRP PYROPHOSPHONO-5-O-PHOSPHONO-RIBOSE HETSYN HSX 5-O-PHOSPHONO-ALPHA-D-RIBOSE; 5-O-PHOSPHONO-D-RIBOSE; HETSYN 2 HSX 5-O-PHOSPHONO-RIBOSE FORMUL 3 MG 2(MG 2+) FORMUL 4 PO4 2(O4 P 3-) FORMUL 6 PRP 2(C5 H13 O14 P3) FORMUL 7 HSX 2(C5 H11 O8 P) FORMUL 8 ADE 2(C5 H5 N5) FORMUL 13 HOH *367(H2 O) HELIX 1 1 ASP A 3 GLN A 11 1 9 HELIX 2 2 ILE A 29 ASP A 35 1 7 HELIX 3 3 ASP A 35 GLY A 55 1 21 HELIX 4 4 SER A 66 LEU A 70 5 5 HELIX 5 5 PHE A 71 GLY A 80 1 10 HELIX 6 6 GLY A 133 LEU A 146 1 14 HELIX 7 7 LYS A 163 ALA A 169 1 7 HELIX 8 8 SER B 4 GLN B 11 1 8 HELIX 9 9 ILE B 29 ASP B 35 1 7 HELIX 10 10 ASP B 35 GLY B 55 1 21 HELIX 11 11 GLY B 56 ILE B 58 5 3 HELIX 12 12 SER B 66 LEU B 70 5 5 HELIX 13 13 PHE B 71 GLY B 80 1 10 HELIX 14 14 GLY B 133 LEU B 146 1 14 HELIX 15 15 LYS B 163 ALA B 169 1 7 SHEET 1 A 2 ARG A 14 PRO A 17 0 SHEET 2 A 2 VAL A 25 ASP A 28 -1 O ASP A 28 N ARG A 14 SHEET 1 B 7 THR A 96 LEU A 103 0 SHEET 2 B 7 GLY A 106 GLN A 113 -1 O LEU A 110 N ALA A 99 SHEET 3 B 7 GLY A 82 LYS A 88 -1 N ARG A 87 O GLU A 111 SHEET 4 B 7 TYR A 60 LEU A 64 1 N ILE A 61 O VAL A 84 SHEET 5 B 7 ARG A 122 LEU A 130 1 O VAL A 126 N ALA A 62 SHEET 6 B 7 GLU A 149 LEU A 159 1 O GLU A 149 N VAL A 123 SHEET 7 B 7 PHE A 173 TYR A 179 1 O TYR A 179 N GLU A 158 SHEET 1 C 2 ARG B 14 PRO B 17 0 SHEET 2 C 2 VAL B 25 ASP B 28 -1 O ASP B 28 N ARG B 14 SHEET 1 D 7 THR B 96 LEU B 103 0 SHEET 2 D 7 GLY B 106 GLN B 113 -1 O GLY B 106 N LEU B 103 SHEET 3 D 7 GLY B 82 LYS B 88 -1 N ARG B 87 O GLU B 111 SHEET 4 D 7 TYR B 60 LEU B 64 1 N ILE B 61 O VAL B 84 SHEET 5 D 7 ARG B 122 LEU B 130 1 O VAL B 126 N ALA B 62 SHEET 6 D 7 GLU B 149 LEU B 159 1 O GLU B 149 N VAL B 123 SHEET 7 D 7 PHE B 173 TYR B 179 1 O TYR B 179 N GLU B 158 LINK MG MG A 500 O2 APRP A 502 1555 1555 2.26 LINK MG MG A 500 O3BAPRP A 502 1555 1555 2.13 LINK MG MG A 500 O3 APRP A 502 1555 1555 2.16 LINK MG MG A 500 O1 APRP A 502 1555 1555 2.16 LINK MG MG A 500 O4 BPO4 A 504 1555 1555 1.91 LINK MG MG A 500 O3 BHSX A 506 1555 1555 2.26 LINK MG MG A 500 O HOH A 662 1555 1555 2.02 LINK MG MG A 500 O HOH A 663 1555 1555 2.16 LINK O4 BPO4 A 505 MG MG B 501 1555 1555 1.94 LINK MG MG B 501 O1 APRP B 503 1555 1555 2.13 LINK MG MG B 501 O2 APRP B 503 1555 1555 2.06 LINK MG MG B 501 O3 APRP B 503 1555 1555 2.13 LINK MG MG B 501 O3BAPRP B 503 1555 1555 1.86 LINK MG MG B 501 O1 BHSX B 507 1555 1555 2.38 LINK MG MG B 501 O HOH B 663 1555 1555 2.12 LINK MG MG B 501 O HOH B 664 1555 1555 2.07 CISPEP 1 PHE A 19 PRO A 20 0 -1.58 CISPEP 2 ASP A 65 SER A 66 0 -0.48 CISPEP 3 ALA A 169 PRO A 170 0 13.99 CISPEP 4 PHE B 19 PRO B 20 0 -1.56 CISPEP 5 ASP B 65 SER B 66 0 -0.01 CISPEP 6 ALA B 169 PRO B 170 0 12.58 CRYST1 47.019 47.267 47.522 76.59 69.26 61.89 P 1 2 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 0.021268 -0.011361 -0.007180 0.00000 SCALE2 0.000000 0.023986 -0.001898 0.00000 SCALE3 0.000000 0.000000 0.022571 0.00000