HEADER RNA 29-JAN-03 1NTA TITLE 2.9 A CRYSTAL STRUCTURE OF STREPTOMYCIN RNA-APTAMER COMPND MOL_ID: 1; COMPND 2 MOLECULE: 5'-R(*GP*GP*AP*UP*CP*GP*CP*AP*UP*UP*UP*GP*GP*AP*CP*UP*UP*CP COMPND 3 *UP*GP*CP*C)-3'; COMPND 4 CHAIN: A; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: 5'-R(*CP*GP*GP*CP*AP*CP*CP*AP*CP*GP*GP*UP*CP*GP*GP*AP*UP*C) COMPND 8 -3'; COMPND 9 CHAIN: B; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 MOL_ID: 2; SOURCE 4 SYNTHETIC: YES KEYWDS STREPTOMYCIN RNA-APTAMER, BARIUM FORM, RNA EXPDTA X-RAY DIFFRACTION AUTHOR V.TERESHKO,E.SKRIPKIN,D.J.PATEL REVDAT 4 14-FEB-24 1NTA 1 REMARK LINK REVDAT 3 10-MAY-17 1NTA 1 REMARK REVDAT 2 24-FEB-09 1NTA 1 VERSN REVDAT 1 13-MAY-03 1NTA 0 JRNL AUTH V.TERESHKO,E.SKRIPKIN,D.J.PATEL JRNL TITL ENCAPSULATING STREPTOMYCIN WITHIN A SMALL 40-MER RNA JRNL REF CHEM.BIOL. V. 10 175 2003 JRNL REFN ISSN 1074-5521 JRNL PMID 12618190 JRNL DOI 10.1016/S1074-5521(03)00024-3 REMARK 2 REMARK 2 RESOLUTION. 2.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.13 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) : 2.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 3 NUMBER OF REFLECTIONS : 3423 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) : 0.228 REMARK 3 R VALUE (WORKING SET) : 0.222 REMARK 3 FREE R VALUE : 0.282 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.400 REMARK 3 FREE R VALUE TEST SET COUNT : 356 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) : 2.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.98 REMARK 3 REFLECTION IN BIN (WORKING SET) : 235 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3410 REMARK 3 BIN FREE R VALUE SET COUNT : 25 REMARK 3 BIN FREE R VALUE : 0.3750 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 0 REMARK 3 NUCLEIC ACID ATOMS : 842 REMARK 3 HETEROGEN ATOMS : 45 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 B VALUE TYPE : UNVERIFIED REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 44.59 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.39000 REMARK 3 B22 (A**2) : 0.39000 REMARK 3 B33 (A**2) : -0.79000 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): 0.434 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.403 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 22.380 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.943 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.905 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 985 ; 0.012 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): 332 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1521 ; 1.782 ; 2.141 REMARK 3 BOND ANGLES OTHERS (DEGREES): 865 ; 0.913 ; 2.008 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): 175 ; 0.119 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 416 ; 0.009 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 284 ; 0.190 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 462 ; 0.246 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): 206 ; 0.092 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 22 ; 0.208 ; 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): 20 ; 0.154 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 16 ; 0.297 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 3 ; 0.124 ; 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): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 985 ; 1.406 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1521 ; 2.181 ; 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 : 3 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 1 A 22 REMARK 3 ORIGIN FOR THE GROUP (A): 13.0799 30.8119 -1.2924 REMARK 3 T TENSOR REMARK 3 T11: 0.1813 T22: 0.6532 REMARK 3 T33: 0.5584 T12: 0.2295 REMARK 3 T13: 0.1883 T23: -0.1245 REMARK 3 L TENSOR REMARK 3 L11: 7.7466 L22: 10.0380 REMARK 3 L33: 7.8579 L12: 0.4408 REMARK 3 L13: 1.6534 L23: -3.5847 REMARK 3 S TENSOR REMARK 3 S11: 0.1307 S12: 0.7432 S13: -0.2222 REMARK 3 S21: 0.2338 S22: -0.0302 S23: -0.2004 REMARK 3 S31: 0.3579 S32: -0.1869 S33: -0.1004 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 101 B 118 REMARK 3 ORIGIN FOR THE GROUP (A): 13.1693 29.2666 3.9548 REMARK 3 T TENSOR REMARK 3 T11: 0.3564 T22: 0.6083 REMARK 3 T33: 0.6156 T12: 0.3076 REMARK 3 T13: 0.1414 T23: -0.1490 REMARK 3 L TENSOR REMARK 3 L11: 3.6816 L22: 3.0885 REMARK 3 L33: 5.7218 L12: 2.4372 REMARK 3 L13: -0.9068 L23: -4.6121 REMARK 3 S TENSOR REMARK 3 S11: 0.0911 S12: 0.3214 S13: -0.7150 REMARK 3 S21: 0.5537 S22: -0.4629 S23: -0.4368 REMARK 3 S31: -0.7292 S32: -0.3669 S33: 0.3718 REMARK 3 REMARK 3 TLS GROUP : 3 REMARK 3 NUMBER OF COMPONENTS GROUP : 2 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 23 A 26 REMARK 3 RESIDUE RANGE : B 1 B 3 REMARK 3 ORIGIN FOR THE GROUP (A): 2.9837 35.7721 -1.4981 REMARK 3 T TENSOR REMARK 3 T11: 0.6686 T22: 1.0763 REMARK 3 T33: 0.8350 T12: 0.2757 REMARK 3 T13: -0.0835 T23: 0.2795 REMARK 3 L TENSOR REMARK 3 L11: -8.5416 L22: 12.0907 REMARK 3 L33: 9.2626 L12: 1.2429 REMARK 3 L13: -0.7425 L23: 3.3035 REMARK 3 S TENSOR REMARK 3 S11: -0.7625 S12: 0.1488 S13: 0.4682 REMARK 3 S21: 0.2028 S22: 0.6698 S23: 0.7633 REMARK 3 S31: -0.8524 S32: -1.2747 S33: 0.0927 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH 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 1NTA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-MAR-03. REMARK 100 THE DEPOSITION ID IS D_1000018182. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-MAY-02 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.6 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 RUH3R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 4018 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.900 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 9.500 REMARK 200 R MERGE (I) : 0.05400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.85 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.95 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.65000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 63.27 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.35 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MES BUFFER, BARIUM CLORIDE, MAGNESIUM REMARK 280 CLORIDE, SODIUM CLORIDE, MPD, PH 5.6, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 4 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 -Y,X,Z REMARK 290 4555 Y,-X,Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -Y+1/2,X+1/2,Z+1/2 REMARK 290 8555 Y+1/2,-X+1/2,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 0.00000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 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 41.54850 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 41.54850 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 24.73600 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 41.54850 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 41.54850 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 24.73600 REMARK 290 SMTRY1 7 0.000000 -1.000000 0.000000 41.54850 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 41.54850 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 24.73600 REMARK 290 SMTRY1 8 0.000000 1.000000 0.000000 41.54850 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 41.54850 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 24.73600 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 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 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 U A 9 O5' U A 9 C5' -0.059 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 A A 8 C1' - O4' - C4' ANGL. DEV. = -6.1 DEGREES REMARK 500 A A 8 O4' - C1' - N9 ANGL. DEV. = 5.4 DEGREES REMARK 500 C B 107 C3' - O3' - P ANGL. DEV. = 7.5 DEGREES REMARK 500 G B 110 C3' - O3' - P ANGL. DEV. = -7.9 DEGREES REMARK 500 U B 117 C3' - O3' - P ANGL. DEV. = -7.5 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 BA A 23 BA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G A 6 N7 REMARK 620 2 G A 6 O6 62.2 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA A 24 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 C A 7 OP2 REMARK 620 2 U A 10 OP2 162.5 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 BA B 1 BA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 U A 10 O2 REMARK 620 2 U A 11 O4 76.5 REMARK 620 3 C B 109 O5' 103.8 76.6 REMARK 620 4 C B 109 O4' 56.3 56.2 49.4 REMARK 620 5 C B 109 OP2 149.3 102.0 47.5 96.9 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA A 25 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 C A 15 OP2 REMARK 620 2 U A 16 O4 72.4 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 BA B 3 BA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G B 114 O6 REMARK 620 2 G B 115 O6 58.7 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 BA B 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BA A 23 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BA B 3 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 24 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 25 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SRY A 26 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1NTB RELATED DB: PDB REMARK 900 2.9 A CRYSTAL STRUCTURE OF STREPTOMYCIN RNA-APTAMER COMPLEX REMARK 900 (MAGNESIUM FORM) DBREF 1NTA A 1 22 PDB 1NTA 1NTA 1 22 DBREF 1NTA B 101 118 PDB 1NTA 1NTA 101 118 SEQRES 1 A 22 G G A U C G C A U U U G G SEQRES 2 A 22 A C U U C U G C C SEQRES 1 B 18 C G G C A C C A C G G U C SEQRES 2 B 18 G G A U C HET BA A 23 1 HET NA A 24 1 HET NA A 25 1 HET SRY A 26 40 HET BA B 1 1 HET BA B 3 1 HETNAM BA BARIUM ION HETNAM NA SODIUM ION HETNAM SRY STREPTOMYCIN HETSYN SRY STREPTOMYCIN A FORMUL 3 BA 3(BA 2+) FORMUL 4 NA 2(NA 1+) FORMUL 6 SRY C21 H39 N7 O12 LINK N7 G A 6 BA BA A 23 1555 1555 3.14 LINK O6 G A 6 BA BA A 23 1555 1555 2.74 LINK OP2 C A 7 NA NA A 24 1555 1555 2.19 LINK OP2 U A 10 NA NA A 24 1555 1555 2.18 LINK O2 U A 10 BA BA B 1 1555 1555 2.96 LINK O4 U A 11 BA BA B 1 1555 1555 2.71 LINK OP2 C A 15 NA NA A 25 1555 1555 2.18 LINK O4 U A 16 NA NA A 25 1555 1555 2.59 LINK BA BA B 1 O5' C B 109 1555 1555 2.97 LINK BA BA B 1 O4' C B 109 1555 1555 3.46 LINK BA BA B 1 OP2 C B 109 1555 1555 3.26 LINK BA BA B 3 O6 G B 114 1555 1555 3.32 LINK BA BA B 3 O6 G B 115 1555 1555 2.99 SITE 1 AC1 3 U A 10 U A 11 C B 109 SITE 1 AC2 1 G A 6 SITE 1 AC3 2 G B 114 G B 115 SITE 1 AC4 3 C A 7 A A 8 U A 10 SITE 1 AC5 3 G A 12 C A 15 U A 16 SITE 1 AC6 12 U A 11 G A 12 C A 15 U A 16 SITE 2 AC6 12 U A 17 A B 105 C B 106 C B 107 SITE 3 AC6 12 A B 108 C B 109 G B 110 G B 111 CRYST1 83.097 83.097 49.472 90.00 90.00 90.00 I 4 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 0.012034 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012034 0.000000 0.00000 SCALE3 0.000000 0.000000 0.020213 0.00000