HEADER RNA 10-AUG-07 2QWY TITLE SAM-II RIBOSWITCH BOUND TO S-ADENOSYLMETHIONINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: SAM-II RIBOSWITCH; COMPND 3 CHAIN: A, B, C; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: THE SEQUENCE WAS ENGINEERED BASED ON THE SAM-II SOURCE 4 RIBOSWITCH FOUND UPSTREAM OF THE METX GENE DERIVED FROM A SARGASSO SOURCE 5 SEA ENVIRONMENTAL SEQUENCE (ENV12). KEYWDS MRNA, RIBOSWITCH, SAM, S-ADENOSYLMETHIONINE, ADOMET, RNA-LIGAND KEYWDS 2 COMPLEX, DOUBLE HELIX, PSEUDOKNOT, BASE TRIPLE, RNA EXPDTA X-RAY DIFFRACTION AUTHOR S.D.GILBERT,R.P.RAMBO,D.VAN TYNE,R.T.BATEY REVDAT 4 21-FEB-24 2QWY 1 REMARK LINK REVDAT 3 24-FEB-09 2QWY 1 VERSN REVDAT 2 19-FEB-08 2QWY 1 JRNL REVDAT 1 22-JAN-08 2QWY 0 JRNL AUTH S.D.GILBERT,R.P.RAMBO,D.VAN TYNE,R.T.BATEY JRNL TITL STRUCTURE OF THE SAM-II RIBOSWITCH BOUND TO JRNL TITL 2 S-ADENOSYLMETHIONINE. JRNL REF NAT.STRUCT.MOL.BIOL. V. 15 177 2008 JRNL REFN ISSN 1545-9993 JRNL PMID 18204466 JRNL DOI 10.1038/NSMB.1371 REMARK 2 REMARK 2 RESOLUTION. 2.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.2 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.90 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1022121.530 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.9 REMARK 3 NUMBER OF REFLECTIONS : 26866 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) : 0.206 REMARK 3 FREE R VALUE : 0.263 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.200 REMARK 3 FREE R VALUE TEST SET COUNT : 1924 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 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) : 2.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.97 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 94.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4033 REMARK 3 BIN R VALUE (WORKING SET) : 0.4070 REMARK 3 BIN FREE R VALUE : 0.4080 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 7.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 324 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.023 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 0 REMARK 3 NUCLEIC ACID ATOMS : 3354 REMARK 3 HETEROGEN ATOMS : 105 REMARK 3 SOLVENT ATOMS : 154 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 129.5 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 65.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 34.88000 REMARK 3 B22 (A**2) : -5.03000 REMARK 3 B33 (A**2) : -29.85000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 23.73000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.40 REMARK 3 ESD FROM SIGMAA (A) : 0.62 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) : 0.50 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.62 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.000 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.50 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.400 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) : 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 : FLAT MODEL REMARK 3 KSOL : 0.25 REMARK 3 BSOL : 9.21 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : DNA-RNA_REP_REVISE4.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : SAM7.PARAM REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : DNA-RNA_REP_REVISE4.TOP REMARK 3 TOPOLOGY FILE 3 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 4 : ION.TOP REMARK 3 TOPOLOGY FILE 5 : SAM7.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 2QWY COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-AUG-07. REMARK 100 THE DEPOSITION ID IS D_1000044148. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-APR-07 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.0 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 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NICKEL FILTER REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 26866 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.9 REMARK 200 DATA REDUNDANCY : 7.800 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06100 REMARK 200 FOR THE DATA SET : 31.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.90 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.7 REMARK 200 DATA REDUNDANCY IN SHELL : 7.70 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.34900 REMARK 200 FOR SHELL : 5.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SIRAS REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.98 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.86 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 640 MM AMMONIUM ACETATE, 10% PEG 1000, REMARK 280 10 MM BARIUM CHLORIDE, 50 MM SODIUM CACODYLATE, 8 MM COBALT REMARK 280 HEXAAMMINE CHLORIDE. MICRO-SEEDED., PH 6.0, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 57.62900 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 24.04750 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 57.62900 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 24.04750 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3 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: THE DEPOSITED COORDINATES CONTAIN ALL INFORMATION REMARK 300 CORRESPONDING TO ONE BIOLOGICALLY RELEVANT UNIT REPEATED THREE REMARK 300 TIMES ACCORDING TO THE NUMBER OF RNA-LIGAND COMPLEXES OBSERVED IN REMARK 300 THE ASYMMETRIC UNIT. 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 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 350 REMARK 350 BIOMOLECULE: 3 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 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 O2' G A 39 O HOH A 1000 2.03 REMARK 500 C2' A A 52 P PO4 A 53 2.04 REMARK 500 C2' A B 52 P PO4 B 53 2.05 REMARK 500 O6 G B 6 O HOH B 1005 2.17 REMARK 500 O HOH B 1002 O HOH B 1106 2.17 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 O2 U A 18 O4 U B 34 4556 2.15 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 G B 1 OP1 - P - OP2 ANGL. DEV. = -9.7 DEGREES REMARK 500 G C 1 OP1 - P - OP2 ANGL. DEV. = -9.2 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 U B 10 0.07 SIDE CHAIN REMARK 500 U B 34 0.07 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 EACH RNA MONOMER CONTAINS A 5'-DIPHOSPHATE AND A 2',3'-CYCLIC REMARK 600 PHOSPHATE. THESE RESIDUES HAVE BEEN SEPARATED INTO STANDARD REMARK 600 MONOPHOSPHATE NECLEOTIDE AND INDIVIDUAL PHOSPHATE DURING ENTRY REMARK 600 PROCESSING AT THE PROTEIN DATA BANK, AND THE LINK RECORDS HAVE BEEN REMARK 600 BUILT TO INDICATE THE CONNECTIONS. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 0 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 53 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CS A 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 102 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAM A 100 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 B 0 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 B 53 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAM B 300 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 C 0 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 C 53 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CS C 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAM C 500 DBREF 2QWY A 1 52 PDB 2QWY 2QWY 1 52 DBREF 2QWY B 1 52 PDB 2QWY 2QWY 1 52 DBREF 2QWY C 1 52 PDB 2QWY 2QWY 1 52 SEQRES 1 A 52 G C G C G G C G A U U U A SEQRES 2 A 52 A C C G U A U U G C A G U SEQRES 3 A 52 C G C G U G A U A A A U G SEQRES 4 A 52 U A G C U A A A A A G G A SEQRES 1 B 52 G C G C G G C G A U U U A SEQRES 2 B 52 A C C G U A U U G C A G U SEQRES 3 B 52 C G C G U G A U A A A U G SEQRES 4 B 52 U A G C U A A A A A G G A SEQRES 1 C 52 G C G C G G C G A U U U A SEQRES 2 C 52 A C C G U A U U G C A G U SEQRES 3 C 52 C G C G U G A U A A A U G SEQRES 4 C 52 U A G C U A A A A A G G A HET PO4 A 0 4 HET PO4 A 53 3 HET CS A 101 1 HET MG A 102 1 HET SAM A 100 27 HET PO4 B 0 4 HET PO4 B 53 3 HET SAM B 300 27 HET PO4 C 0 4 HET PO4 C 53 3 HET CS C 501 1 HET SAM C 500 27 HETNAM PO4 PHOSPHATE ION HETNAM CS CESIUM ION HETNAM MG MAGNESIUM ION HETNAM SAM S-ADENOSYLMETHIONINE FORMUL 4 PO4 6(O4 P 3-) FORMUL 6 CS 2(CS 1+) FORMUL 7 MG MG 2+ FORMUL 8 SAM 3(C15 H22 N6 O5 S) FORMUL 16 HOH *154(H2 O) LINK P PO4 A 0 OP3 G A 1 1555 1555 1.65 LINK O2' A A 52 P PO4 A 53 1555 1555 1.60 LINK O3' A A 52 P PO4 A 53 1555 1555 1.61 LINK P PO4 B 0 OP3 G B 1 1555 1555 1.61 LINK O2' A B 52 P PO4 B 53 1555 1555 1.62 LINK O3' A B 52 P PO4 B 53 1555 1555 1.62 LINK P PO4 C 0 OP3 G C 1 1555 1555 1.64 LINK O2' A C 52 P PO4 C 53 1555 1555 1.61 LINK O3' A C 52 P PO4 C 53 1555 1555 1.61 SITE 1 AC2 2 G A 1 MG A 102 SITE 1 AC8 1 A A 52 SITE 1 AC9 4 G A 5 G A 6 G A 25 U A 26 SITE 1 AD1 2 PO4 A 0 PO4 B 0 SITE 1 AD2 13 U A 10 U A 11 U A 12 U A 18 SITE 2 AD2 13 U A 20 U A 21 G A 22 U A 44 SITE 3 AD2 13 A A 45 A A 47 HOH A1053 HOH A1156 SITE 4 AD2 13 HOH A1164 SITE 1 AD3 3 MG A 102 G B 1 HOH B1004 SITE 1 AD4 2 C A 15 A B 52 SITE 1 AD5 13 A B 9 U B 10 U B 11 U B 12 SITE 2 AD5 13 G B 17 U B 18 U B 20 U B 21 SITE 3 AD5 13 G B 22 U B 44 A B 45 A B 47 SITE 4 AD5 13 HOH B1161 SITE 1 AD6 1 G C 1 SITE 1 BC1 2 C C 15 A C 52 SITE 1 BC2 4 G C 5 G C 6 G C 25 U C 26 SITE 1 BC3 13 A C 9 U C 10 U C 11 U C 12 SITE 2 BC3 13 U C 18 A C 19 U C 20 U C 21 SITE 3 BC3 13 G C 22 U C 44 A C 45 A C 47 SITE 4 BC3 13 HOH C1057 CRYST1 115.258 48.095 109.617 90.00 108.25 90.00 C 1 2 1 12 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 0.008676 0.000000 0.002862 0.00000 SCALE2 0.000000 0.020792 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009606 0.00000