HEADER RNA 17-APR-11 2YGH TITLE SAM-I RIBOSWITCH WITH A G2NA MUTATION IN THE KINK TURN IN COMPLEX WITH TITLE 2 S-ADENOSYLMETHIONINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: SAM-I RIBOSWITCH; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: THERMOANAEROBACTER TENGCONGENSIS; SOURCE 4 ORGANISM_TAXID: 119072 KEYWDS RNA EXPDTA X-RAY DIFFRACTION AUTHOR K.SCHROEDER,P.DALDROP,D.LILLEY REVDAT 3 20-DEC-23 2YGH 1 REMARK LINK REVDAT 2 21-SEP-11 2YGH 1 JRNL REVDAT 1 07-SEP-11 2YGH 0 JRNL AUTH K.T.SCHROEDER,P.DALDROP,D.M.J.LILLEY JRNL TITL RNA TERTIARY INTERACTIONS IN A RIBOSWITCH STABILIZE THE JRNL TITL 2 STRUCTURE OF A KINK TURN. JRNL REF STRUCTURE V. 19 1233 2011 JRNL REFN ISSN 0969-2126 JRNL PMID 21893284 JRNL DOI 10.1016/J.STR.2011.07.003 REMARK 2 REMARK 2 RESOLUTION. 2.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0109 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) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 54.71 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 7986 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) : 0.205 REMARK 3 R VALUE (WORKING SET) : 0.200 REMARK 3 FREE R VALUE : 0.259 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 885 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) : 2.60 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.67 REMARK 3 REFLECTION IN BIN (WORKING SET) : 593 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 BIN R VALUE (WORKING SET) : 0.3600 REMARK 3 BIN FREE R VALUE SET COUNT : 62 REMARK 3 BIN FREE R VALUE : 0.4630 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 0 REMARK 3 NUCLEIC ACID ATOMS : 2033 REMARK 3 HETEROGEN ATOMS : 32 REMARK 3 SOLVENT ATOMS : 20 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.33 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.75000 REMARK 3 B22 (A**2) : 0.75000 REMARK 3 B33 (A**2) : -1.51000 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): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.357 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.230 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 11.018 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.934 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.903 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2304 ; 0.010 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3591 ; 1.892 ; 3.000 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 474 ; 0.079 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1009 ; 0.007 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL 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): 5 ; 0.372 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 7 ; 0.909 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 2299 ; 1.319 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 3584 ; 2.043 ; 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 : 1.40 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. U VALUES REFINED INDIVIDUALLY. REMARK 4 REMARK 4 2YGH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 17-APR-11. REMARK 100 THE DEPOSITION ID IS D_1290048042. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-APR-11 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : BM14 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.974 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8929 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : 51.800 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 9.200 REMARK 200 R MERGE (I) : 0.07000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 22.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.74 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 9.50 REMARK 200 R MERGE FOR SHELL (I) : 0.38000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 6.000 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 3GX5 REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.16 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 10 MM MGCL, 40 MM NA-CACODYLATE PH 7, REMARK 280 80 MM KCL, 16 MM SPERMINE-HCL, 14% (V/V) MPD., PH 7.0 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 77.63000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 29.23000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 29.23000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 116.44500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 29.23000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 29.23000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 38.81500 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 29.23000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 29.23000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 116.44500 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 29.23000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 29.23000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 38.81500 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 77.63000 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2090 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 29470 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -96.9 KCAL/MOL 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 BIOMT1 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 -77.63000 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 A A 95 C5' C4' O4' C3' O3' C2' O2' REMARK 470 A A 95 C1' N9 C8 N7 C5 C6 N6 REMARK 470 A A 95 N1 C2 N3 C4 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 G A 1 C5' C4' REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 G A 1 P G A 1 OP3 -0.127 REMARK 500 G A 1 O5' G A 1 C5' 0.299 REMARK 500 G A 1 C4' G A 1 C3' -0.231 REMARK 500 G A 1 O4' G A 1 C4' 0.147 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 A 1 P - O5' - C5' ANGL. DEV. = -9.8 DEGREES REMARK 500 G A 1 O4' - C4' - C3' ANGL. DEV. = 6.6 DEGREES REMARK 500 G A 1 C5' - C4' - O4' ANGL. DEV. = 5.6 DEGREES REMARK 500 G A 1 C1' - O4' - C4' ANGL. DEV. = -7.5 DEGREES REMARK 500 G A 1 C4' - C3' - O3' ANGL. DEV. = 18.1 DEGREES REMARK 500 U A 7 O4' - C1' - N1 ANGL. DEV. = 4.3 DEGREES REMARK 500 A A 12 O4' - C1' - N9 ANGL. DEV. = 4.9 DEGREES REMARK 500 A A 14 C1' - O4' - C4' ANGL. DEV. = -6.3 DEGREES REMARK 500 A A 14 O4' - C1' - N9 ANGL. DEV. = 5.5 DEGREES REMARK 500 A A 19 C5' - C4' - O4' ANGL. DEV. = 6.6 DEGREES REMARK 500 A A 19 C1' - O4' - C4' ANGL. DEV. = -4.6 DEGREES REMARK 500 A A 19 O4' - C1' - N9 ANGL. DEV. = 5.1 DEGREES REMARK 500 G A 21 O4' - C1' - N9 ANGL. DEV. = 5.6 DEGREES REMARK 500 G A 23 C4' - C3' - C2' ANGL. DEV. = -6.2 DEGREES REMARK 500 C A 30 O5' - C5' - C4' ANGL. DEV. = -5.2 DEGREES REMARK 500 A A 33 O5' - C5' - C4' ANGL. DEV. = -5.0 DEGREES REMARK 500 C A 39 O4' - C1' - N1 ANGL. DEV. = 6.1 DEGREES REMARK 500 C A 40 O4' - C1' - N1 ANGL. DEV. = 5.9 DEGREES REMARK 500 A A 45 C2 - N3 - C4 ANGL. DEV. = 3.5 DEGREES REMARK 500 U A 57 O5' - C5' - C4' ANGL. DEV. = -7.2 DEGREES REMARK 500 G A 74 N9 - C1' - C2' ANGL. DEV. = -7.6 DEGREES REMARK 500 G A 79 C4' - C3' - C2' ANGL. DEV. = -6.1 DEGREES REMARK 500 G A 79 C3' - O3' - P ANGL. DEV. = 8.5 DEGREES REMARK 500 G A 91 C4' - C3' - C2' ANGL. DEV. = -6.5 DEGREES REMARK 500 REMARK 500 REMARK: NULL 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 NA A1097 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 A A 10 OP2 REMARK 620 2 U A 64 OP2 71.2 REMARK 620 3 HOH A2005 O 64.4 68.3 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A1098 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G A 74 N7 REMARK 620 2 G A 74 O6 60.8 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA A1100 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A2013 O REMARK 620 2 HOH A2013 O 55.1 REMARK 620 3 HOH A2014 O 67.6 72.7 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA A1101 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A2015 O REMARK 620 2 HOH A2016 O 67.5 REMARK 620 N 1 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAM A 1096 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 1097 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 1098 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 1099 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 1100 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 1101 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2YDH RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE SAM-I RIBOSWITCH A94G U34 G18U G19U REMARK 900 VARIANT IN COMLEX WITH SAM REMARK 999 REMARK 999 SEQUENCE REMARK 999 APTAMER DOMAIN FRAGMENT WITH MUTATION [G19A,A94G]. DBREF 2YGH A 1 94 PDB 2YGH 2YGH 1 94 SEQRES 1 A 95 G G C U U A U C A A G A G SEQRES 2 A 95 A G G U G A A G G G A C U SEQRES 3 A 95 G G C C C G A C G A A A C SEQRES 4 A 95 C C G G C A A C C A G A A SEQRES 5 A 95 A U G G U G C C A A U U C SEQRES 6 A 95 C U G C A G C G G A A A C SEQRES 7 A 95 G U U G A A A G A U G A G SEQRES 8 A 95 C C G A HET SAM A1096 27 HET NA A1097 1 HET K A1098 1 HET NA A1099 1 HET NA A1100 1 HET NA A1101 1 HETNAM SAM S-ADENOSYLMETHIONINE HETNAM NA SODIUM ION HETNAM K POTASSIUM ION FORMUL 2 SAM C15 H22 N6 O5 S FORMUL 3 NA 4(NA 1+) FORMUL 4 K K 1+ FORMUL 8 HOH *20(H2 O) LINK OP2 A A 10 NA NA A1097 1555 1555 2.33 LINK N7 G A 13 NA NA A1099 1555 1555 2.33 LINK OP2 U A 64 NA NA A1097 1555 1555 2.40 LINK N7 G A 74 K K A1098 1555 1555 2.91 LINK O6 G A 74 K K A1098 1555 1555 3.17 LINK NA NA A1097 O HOH A2005 1555 1555 2.39 LINK NA NA A1100 O HOH A2013 1555 8554 2.25 LINK NA NA A1100 O HOH A2013 1555 1555 2.91 LINK NA NA A1100 O HOH A2014 1555 1555 2.47 LINK NA NA A1101 O HOH A2015 1555 1555 2.19 LINK NA NA A1101 O HOH A2016 1555 1555 2.38 SITE 1 AC1 14 U A 7 C A 8 A A 10 G A 11 SITE 2 AC1 14 A A 45 A A 46 C A 47 U A 57 SITE 3 AC1 14 G A 58 C A 59 U A 88 G A 89 SITE 4 AC1 14 HOH A2004 HOH A2006 SITE 1 AC2 4 A A 10 G A 11 U A 64 HOH A2005 SITE 1 AC3 1 G A 74 SITE 1 AC4 1 G A 13 SITE 1 AC5 4 G A 32 A A 33 HOH A2013 HOH A2014 SITE 1 AC6 2 HOH A2015 HOH A2016 CRYST1 58.460 58.460 155.260 90.00 90.00 90.00 P 43 21 2 8 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 0.017106 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017106 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006441 0.00000