HEADER LIGASE 24-MAY-06 2CNV TITLE SAICAR-SYNTHASE FROM SACCHAROMYCES CEREVISIAE COMPLEXED SAICAR COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHOSPHORIBOSYLAMINOIMIDAZOLE-SUCCINOCARBOXAMIDE SYNTHASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: SAICAR SYNTHETASE; COMPND 5 EC: 6.3.2.6 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE; SOURCE 3 ORGANISM_COMMON: BAKER'S YEAST; SOURCE 4 ORGANISM_TAXID: 4932 KEYWDS LIGASE, PHOSPHORIBOSYLAMINOIMIDAZOLESUCCINOCARBOXAMIDE (SAICAR) SYN KEYWDS 2 LIGASE, SYNTHETASE, ACETYLATION, ATPBINDING PROTEIN, PURINE KEYWDS 3 BIOSYNTHESIS EXPDTA X-RAY DIFFRACTION AUTHOR D.V.URUSOVA,S.V.ANTONYUK,A.I.GREBENKO,V.M.LEVDIKOV,V.V.BARYNIN, AUTHOR 2 A.N.POPOV,V.S.LAMZIN,V.R.MELIK-ADAMYAN REVDAT 5 20-NOV-24 2CNV 1 REMARK REVDAT 4 13-DEC-23 2CNV 1 REMARK REVDAT 3 24-JUL-19 2CNV 1 REMARK LINK REVDAT 2 24-FEB-09 2CNV 1 VERSN REVDAT 1 08-JUN-06 2CNV 0 JRNL AUTH D.V.URUSOVA,V.M.LEVDIKOV,S.V.ANTONYUK,A.I.GREBENKO, JRNL AUTH 2 V.S.LAMZIN,V.R.MELIK-ADAMYAN JRNL TITL X-RAY DIFFRACTION STUDY OF THE COMPLEX OF THE ENZYME SAICAR JRNL TITL 2 SYNTHASE WITH THE REACTION PRODUCT JRNL REF CRYSTALLOGR.REP.(TRANSL. V. 51 824 2006 JRNL REF 2 KRISTALLOGRAFIYA) JRNL REFN ISSN 1063-7745 JRNL DOI 10.1134/S1063774506050129 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 23.95 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 19629 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) : 0.177 REMARK 3 R VALUE (WORKING SET) : 0.173 REMARK 3 FREE R VALUE : 0.238 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1060 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.05 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1425 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.1640 REMARK 3 BIN FREE R VALUE SET COUNT : 74 REMARK 3 BIN FREE R VALUE : 0.2280 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2388 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 58 REMARK 3 SOLVENT ATOMS : 412 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.03 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.01000 REMARK 3 B22 (A**2) : -0.08000 REMARK 3 B33 (A**2) : 0.07000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.213 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.186 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.113 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.875 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.947 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.906 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2552 ; 0.008 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3457 ; 1.234 ; 1.996 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 303 ; 5.579 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 117 ;36.091 ;24.786 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 473 ;13.620 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 14 ;19.091 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 385 ; 0.080 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1888 ; 0.004 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1209 ; 0.186 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1725 ; 0.302 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 328 ; 0.126 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 58 ; 0.173 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 66 ; 0.298 ; 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): 1571 ; 0.552 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2466 ; 0.930 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1121 ; 1.329 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 987 ; 2.074 ; 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 : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 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 2CNV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 24-MAY-06. REMARK 100 THE DEPOSITION ID IS D_1290028867. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-FEB-97 REMARK 200 TEMPERATURE (KELVIN) : 273.0 REMARK 200 PH : 7.50 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) : 0.97 REMARK 200 MONOCHROMATOR : SI REMARK 200 OPTICS : MIRROS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE 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 : 20692 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 24.400 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 4.000 REMARK 200 R MERGE (I) : 0.04000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.0000 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) : 2.05 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.7 REMARK 200 DATA REDUNDANCY IN SHELL : 3.00 REMARK 200 R MERGE FOR SHELL (I) : 0.25000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 7.700 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 1A48 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.50 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.10 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULPHATE, ASPARTIC ACID, TRIS REMARK 280 -HCL BUFFER, PH 7.50 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-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 SMTRY1 2 -1.000000 0.000000 0.000000 30.42500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 38.85000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 31.37500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 38.85000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 30.42500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 31.37500 REMARK 290 SMTRY3 4 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 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 ALA A 165 REMARK 465 GLU A 166 REMARK 465 GLN A 167 REMARK 465 GLY A 168 REMARK 465 GLU A 169 REMARK 465 HIS A 170 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 LYS A 164 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 HOH A 2002 O HOH A 2091 1.86 REMARK 500 O HOH A 2002 O HOH A 2196 1.92 REMARK 500 O HOH A 2084 O HOH A 2097 2.14 REMARK 500 O HOH A 2190 O HOH A 2386 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 2185 O HOH A 2331 4565 1.98 REMARK 500 O HOH A 2182 O HOH A 2331 4565 2.09 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 52 -0.65 70.90 REMARK 500 ASP A 104 -3.21 70.58 REMARK 500 ASN A 227 92.68 22.37 REMARK 500 VAL A 232 -165.21 -118.02 REMARK 500 ASP A 233 -165.99 46.12 REMARK 500 SER A 305 1.03 80.71 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A2032 DISTANCE = 6.62 ANGSTROMS REMARK 525 HOH A2038 DISTANCE = 6.91 ANGSTROMS REMARK 700 REMARK 700 SHEET REMARK 700 THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN REMARK 700 ORDER TO REPRESENT THIS FEATURE IN THE SHEET RECORDS BELOW, REMARK 700 TWO SHEETS ARE DEFINED. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A1311 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A1312 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ASP A1309 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ASP A1310 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SSS A1308 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1A48 RELATED DB: PDB REMARK 900 SAICAR SYNTHASE REMARK 900 RELATED ID: 1OBD RELATED DB: PDB REMARK 900 SAICAR-SYNTHASE COMPLEXED WITH ATP REMARK 900 RELATED ID: 1OBG RELATED DB: PDB REMARK 900 SAICAR-SYNTHASE COMPLEXED WITH ATP REMARK 900 RELATED ID: 2CNQ RELATED DB: PDB REMARK 900 ATOMIC RESOLUTION STRUCTURE OF SAICAR-SYNTHASE FROM SACCHAROMYCES REMARK 900 CEREVISIAE COMPLEXED WITH ADP, AICAR, SUCCINATE REMARK 900 RELATED ID: 2CNU RELATED DB: PDB REMARK 900 ATOMIC RESOLUTION STRUCTURE OF SAICAR-SYNTHASE FROM SACCHAROMYCES REMARK 900 CEREVISIAE COMPLEXED WITH ASPARTIC ACID REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE CONFLICT IN THE RECORDS BELOW HAS BEEN DESCRIBED IN REMARK 999 REFERENCES WITH PUBMED ID=1658741, 7941740 AND 7731988 REMARK 999 INSIDE UNIPROT ENTRY P27616. DBREF 2CNV A 1 1 PDB 2CNV 2CNV 1 1 DBREF 2CNV A 2 306 UNP P27616 PUR7_YEAST 2 306 SEQADV 2CNV GLU A 185 UNP P27616 GLY 185 CONFLICT SEQRES 1 A 306 ACE SER ILE THR LYS THR GLU LEU ASP GLY ILE LEU PRO SEQRES 2 A 306 LEU VAL ALA ARG GLY LYS VAL ARG ASP ILE TYR GLU VAL SEQRES 3 A 306 ASP ALA GLY THR LEU LEU PHE VAL ALA THR ASP ARG ILE SEQRES 4 A 306 SER ALA TYR ASP VAL ILE MET GLU ASN SER ILE PRO GLU SEQRES 5 A 306 LYS GLY ILE LEU LEU THR LYS LEU SER GLU PHE TRP PHE SEQRES 6 A 306 LYS PHE LEU SER ASN ASP VAL ARG ASN HIS LEU VAL ASP SEQRES 7 A 306 ILE ALA PRO GLY LYS THR ILE PHE ASP TYR LEU PRO ALA SEQRES 8 A 306 LYS LEU SER GLU PRO LYS TYR LYS THR GLN LEU GLU ASP SEQRES 9 A 306 ARG SER LEU LEU VAL HIS LYS HIS LYS LEU ILE PRO LEU SEQRES 10 A 306 GLU VAL ILE VAL ARG GLY TYR ILE THR GLY SER ALA TRP SEQRES 11 A 306 LYS GLU TYR VAL LYS THR GLY THR VAL HIS GLY LEU LYS SEQRES 12 A 306 GLN PRO GLN GLY LEU LYS GLU SER GLN GLU PHE PRO GLU SEQRES 13 A 306 PRO ILE PHE THR PRO SER THR LYS ALA GLU GLN GLY GLU SEQRES 14 A 306 HIS ASP GLU ASN ILE SER PRO ALA GLN ALA ALA GLU LEU SEQRES 15 A 306 VAL GLY GLU ASP LEU SER ARG ARG VAL ALA GLU LEU ALA SEQRES 16 A 306 VAL LYS LEU TYR SER LYS CYS LYS ASP TYR ALA LYS GLU SEQRES 17 A 306 LYS GLY ILE ILE ILE ALA ASP THR LYS PHE GLU PHE GLY SEQRES 18 A 306 ILE ASP GLU LYS THR ASN GLU ILE ILE LEU VAL ASP GLU SEQRES 19 A 306 VAL LEU THR PRO ASP SER SER ARG PHE TRP ASN GLY ALA SEQRES 20 A 306 SER TYR LYS VAL GLY GLU SER GLN ASP SER TYR ASP LYS SEQRES 21 A 306 GLN PHE LEU ARG ASP TRP LEU THR ALA ASN LYS LEU ASN SEQRES 22 A 306 GLY VAL ASN GLY VAL LYS MET PRO GLN ASP ILE VAL ASP SEQRES 23 A 306 ARG THR ARG ALA LYS TYR ILE GLU ALA TYR GLU THR LEU SEQRES 24 A 306 THR GLY SER LYS TRP SER HIS HET ACE A 1 3 HET ASP A1309 15 HET ASP A1310 9 HET SSS A1308 30 HET SO4 A1311 5 HET SO4 A1312 5 HETNAM ACE ACETYL GROUP HETNAM ASP ASPARTIC ACID HETNAM SSS N-{[5-AMINO-1-(5-O-PHOSPHONO-BETA-D-ARABINOFURANOSYL)- HETNAM 2 SSS 1H-IMIDAZOL-4-YL]CARBONYL}-L-ASPARTIC ACID HETNAM SO4 SULFATE ION HETSYN SSS N-{[5-AMINO-1-(5-O-PHOSPHONO-BETA-D-ARABINOFURANOSYL)- HETSYN 2 SSS 1H-IMIDAZOL-4-YL]CARBONYL}-L-ASPARTIC ACID FORMUL 1 ACE C2 H4 O FORMUL 2 ASP 2(C4 H7 N O4) FORMUL 4 SSS C13 H19 N4 O12 P FORMUL 5 SO4 2(O4 S 2-) FORMUL 7 HOH *412(H2 O) HELIX 1 1 GLU A 52 LEU A 68 1 17 HELIX 2 2 THR A 84 LEU A 89 5 6 HELIX 3 3 PRO A 90 SER A 94 5 5 HELIX 4 4 GLU A 95 GLU A 103 1 9 HELIX 5 5 THR A 126 GLY A 137 1 12 HELIX 6 6 SER A 175 GLY A 184 1 10 HELIX 7 7 GLY A 184 LYS A 209 1 26 HELIX 8 8 LYS A 260 ASN A 270 1 11 HELIX 9 9 PRO A 281 GLY A 301 1 21 SHEET 1 AA 4 LEU A 14 ARG A 17 0 SHEET 2 AA 4 ARG A 21 ASP A 27 -1 O ILE A 23 N VAL A 15 SHEET 3 AA 4 THR A 30 ALA A 35 -1 O THR A 30 N VAL A 26 SHEET 4 AA 4 SER A 106 HIS A 110 -1 O LEU A 107 N PHE A 33 SHEET 1 AB 2 SER A 40 ALA A 41 0 SHEET 2 AB 2 VAL A 44 ILE A 45 -1 O VAL A 44 N ALA A 41 SHEET 1 AC 4 ARG A 73 ASN A 74 0 SHEET 2 AC 4 SER A 241 ASN A 245 0 SHEET 3 AC 4 ILE A 211 ASP A 223 -1 O ILE A 212 N TRP A 244 SHEET 4 AC 4 LYS A 113 LEU A 114 -1 O LYS A 113 N ILE A 222 SHEET 1 AD 5 ARG A 73 ASN A 74 0 SHEET 2 AD 5 GLU A 228 VAL A 232 1 O ILE A 229 N ARG A 73 SHEET 3 AD 5 ILE A 211 ASP A 223 -1 O GLU A 219 N VAL A 232 SHEET 4 AD 5 VAL A 119 TYR A 124 -1 O VAL A 119 N PHE A 218 SHEET 5 AD 5 GLU A 153 PHE A 159 -1 N PHE A 154 O GLY A 123 SHEET 1 AE 2 THR A 138 VAL A 139 0 SHEET 2 AE 2 LEU A 142 LYS A 143 -1 O LEU A 142 N VAL A 139 SHEET 1 AF 2 SER A 162 THR A 163 0 SHEET 2 AF 2 GLU A 172 ASN A 173 -1 O GLU A 172 N THR A 163 LINK C ACE A 1 N SER A 2 1555 1555 1.33 SITE 1 AC1 5 TYR A 42 GLN A 261 ARG A 264 HOH A2342 SITE 2 AC1 5 HOH A2410 SITE 1 AC2 7 ARG A 289 TRP A 304 SER A 305 HOH A2332 SITE 2 AC2 7 HOH A2333 HOH A2411 HOH A2412 SITE 1 AC3 7 ARG A 73 LEU A 76 ASP A 78 HIS A 110 SITE 2 AC3 7 HOH A2406 HOH A2407 HOH A2408 SITE 1 AC4 6 VAL A 183 GLY A 184 GLU A 185 ASP A 186 SITE 2 AC4 6 LEU A 187 HOH A2409 SITE 1 AC5 19 LYS A 19 SER A 40 ALA A 41 TYR A 42 SITE 2 AC5 19 ASP A 43 ILE A 120 ARG A 122 GLY A 127 SITE 3 AC5 19 SER A 128 ASP A 215 THR A 216 ASP A 239 SITE 4 AC5 19 ARG A 242 ARG A 264 HOH A2265 HOH A2324 SITE 5 AC5 19 HOH A2326 HOH A2404 HOH A2405 CRYST1 60.850 62.750 77.700 90.00 90.00 90.00 P 21 21 21 4 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 0.016434 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015936 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012870 0.00000 HETATM 1 C ACE A 1 15.739 44.908 -3.824 1.00 18.16 C HETATM 2 O ACE A 1 15.941 44.340 -2.749 1.00 18.58 O HETATM 3 CH3 ACE A 1 16.518 46.116 -4.229 1.00 18.47 C