HEADER RNA 19-MAY-06 2H2X OBSLTE 01-MAY-13 2H2X 2M21 TITLE SOLUTION STRUCTURE OF THE TETRAHYMENA TELOMERASE RNA STEM IV TERMINAL TITLE 2 LOOP COMPND MOL_ID: 1; COMPND 2 MOLECULE: 5'-R(*GP*GP*CP*GP*AP*UP*AP*CP*AP*CP*UP*AP*UP*UP*UP*AP*UP*CP COMPND 3 *GP*CP*C)-3'; COMPND 4 CHAIN: A; COMPND 5 FRAGMENT: LOOP IV; COMPND 6 ENGINEERED: YES; COMPND 7 OTHER_DETAILS: TETRAHYMENA TELOMERASE RNA SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: RNA IS SYNTHESIZED USING IN VITRO TRANSCRIPTION WITH SOURCE 4 T7 RNA POLYMERASE AND A DNA TEMPLATE. THIS SEQUENCE NATURALLY OCCURS SOURCE 5 IN TETRAHYMENA THERMOPHILA. KEYWDS HEPTALOOP, C-U BASE PAIR, RNA EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR R.J.RICHARDS,H.WU,L.TRANTIREK,C.M.O'CONNOR,K.COLLINS,J.FEIGON REVDAT 3 01-MAY-13 2H2X 1 OBSLTE VERSN REVDAT 2 24-FEB-09 2H2X 1 VERSN REVDAT 1 03-OCT-06 2H2X 0 JRNL AUTH R.J.RICHARDS,H.WU,L.TRANTIREK,C.M.O'CONNOR,K.COLLINS, JRNL AUTH 2 J.FEIGON JRNL TITL STRUCTURAL STUDY OF ELEMENTS OF TETRAHYMENA TELOMERASE RNA JRNL TITL 2 STEM-LOOP IV DOMAIN IMPORTANT FOR FUNCTION. JRNL REF RNA V. 12 1475 2006 JRNL REFN ISSN 1355-8382 JRNL PMID 16809815 JRNL DOI 10.1261/RNA.112306 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : XPLOR-NIH 2.9.8 REMARK 3 AUTHORS : BRUNGER; SCHWIETERS ET AL. REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2H2X COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-MAY-06. REMARK 100 THE RCSB ID CODE IS RCSB037862. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 283; 293 REMARK 210 PH : 5.8; 5.8 REMARK 210 IONIC STRENGTH : 20 MM KCL; 20 MM KCL REMARK 210 PRESSURE : AMBIENT; AMBIENT REMARK 210 SAMPLE CONTENTS : ~0.6 MM UNLABELED RNA, 10 MM REMARK 210 SODIUM PHOSPHATE BUFFER, PH 5.8, REMARK 210 20 MM KCL, 50 UM EDTA, 0.2% REMARK 210 SODIUM AZIDE; ~0.6 MM 13C,15N- REMARK 210 UNIFORMLY LABELED RNA, 10 MM REMARK 210 SODIUM PHOSPHATE BUFFER, PH 5.8, REMARK 210 20 MM KCL, 50 UM EDTA, 0.2% REMARK 210 SODIUM AZIDE REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 11ECHO AND WATERGATE; 2D TOCSY; REMARK 210 2D NOESY; 2D 15N-HMQC, 2D 15N- REMARK 210 CPMG-NOESY, 2D JNN-HNN-COSY; 2D REMARK 210 13C-HSQCS; 2D HCCH COSY, 3D HCCH- REMARK 210 TOCSY; 3D 1H,13C HMQCS REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ; 600 MHZ; 800 MHZ REMARK 210 SPECTROMETER MODEL : DRX; AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : XWINNMR 2.6, SPARKY, XPLOR-NIH REMARK 210 2.9.8 REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 200 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. 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 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS 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 H5'' C A 10 OP1 U A 11 1.58 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 1 G A 1 N7 - C8 - N9 ANGL. DEV. = 4.6 DEGREES REMARK 500 1 G A 1 C8 - N9 - C4 ANGL. DEV. = -2.7 DEGREES REMARK 500 1 G A 2 N7 - C8 - N9 ANGL. DEV. = 4.5 DEGREES REMARK 500 1 G A 2 C8 - N9 - C4 ANGL. DEV. = -2.6 DEGREES REMARK 500 1 G A 4 N7 - C8 - N9 ANGL. DEV. = 4.5 DEGREES REMARK 500 1 G A 4 C8 - N9 - C4 ANGL. DEV. = -2.7 DEGREES REMARK 500 1 A A 5 N7 - C8 - N9 ANGL. DEV. = 3.7 DEGREES REMARK 500 1 A A 7 N7 - C8 - N9 ANGL. DEV. = 3.7 DEGREES REMARK 500 1 A A 9 N7 - C8 - N9 ANGL. DEV. = 3.7 DEGREES REMARK 500 1 A A 12 N7 - C8 - N9 ANGL. DEV. = 3.8 DEGREES REMARK 500 1 A A 16 N7 - C8 - N9 ANGL. DEV. = 3.7 DEGREES REMARK 500 1 G A 19 N7 - C8 - N9 ANGL. DEV. = 4.5 DEGREES REMARK 500 1 G A 19 C8 - N9 - C4 ANGL. DEV. = -2.6 DEGREES REMARK 500 2 G A 1 N7 - C8 - N9 ANGL. DEV. = 4.5 DEGREES REMARK 500 2 G A 1 C8 - N9 - C4 ANGL. DEV. = -2.7 DEGREES REMARK 500 2 G A 2 N7 - C8 - N9 ANGL. DEV. = 4.6 DEGREES REMARK 500 2 G A 2 C8 - N9 - C4 ANGL. DEV. = -2.7 DEGREES REMARK 500 2 G A 4 N7 - C8 - N9 ANGL. DEV. = 4.5 DEGREES REMARK 500 2 G A 4 C8 - N9 - C4 ANGL. DEV. = -2.6 DEGREES REMARK 500 2 A A 5 N7 - C8 - N9 ANGL. DEV. = 3.7 DEGREES REMARK 500 2 A A 7 N7 - C8 - N9 ANGL. DEV. = 3.7 DEGREES REMARK 500 2 A A 9 N7 - C8 - N9 ANGL. DEV. = 3.8 DEGREES REMARK 500 2 A A 12 N7 - C8 - N9 ANGL. DEV. = 3.7 DEGREES REMARK 500 2 A A 16 N7 - C8 - N9 ANGL. DEV. = 3.7 DEGREES REMARK 500 2 G A 19 N7 - C8 - N9 ANGL. DEV. = 4.6 DEGREES REMARK 500 2 G A 19 C8 - N9 - C4 ANGL. DEV. = -2.7 DEGREES REMARK 500 3 G A 1 N7 - C8 - N9 ANGL. DEV. = 4.6 DEGREES REMARK 500 3 G A 1 C8 - N9 - C4 ANGL. DEV. = -2.7 DEGREES REMARK 500 3 G A 2 N7 - C8 - N9 ANGL. DEV. = 4.5 DEGREES REMARK 500 3 G A 2 C8 - N9 - C4 ANGL. DEV. = -2.7 DEGREES REMARK 500 3 G A 4 N7 - C8 - N9 ANGL. DEV. = 4.6 DEGREES REMARK 500 3 G A 4 C8 - N9 - C4 ANGL. DEV. = -2.7 DEGREES REMARK 500 3 A A 5 N7 - C8 - N9 ANGL. DEV. = 3.8 DEGREES REMARK 500 3 A A 7 N7 - C8 - N9 ANGL. DEV. = 3.7 DEGREES REMARK 500 3 A A 9 N7 - C8 - N9 ANGL. DEV. = 3.8 DEGREES REMARK 500 3 A A 12 N7 - C8 - N9 ANGL. DEV. = 3.6 DEGREES REMARK 500 3 A A 16 N7 - C8 - N9 ANGL. DEV. = 3.8 DEGREES REMARK 500 3 G A 19 N7 - C8 - N9 ANGL. DEV. = 4.5 DEGREES REMARK 500 3 G A 19 C8 - N9 - C4 ANGL. DEV. = -2.6 DEGREES REMARK 500 4 G A 1 N7 - C8 - N9 ANGL. DEV. = 4.6 DEGREES REMARK 500 4 G A 1 C8 - N9 - C4 ANGL. DEV. = -2.7 DEGREES REMARK 500 4 G A 2 N7 - C8 - N9 ANGL. DEV. = 4.6 DEGREES REMARK 500 4 G A 2 C8 - N9 - C4 ANGL. DEV. = -2.6 DEGREES REMARK 500 4 G A 4 N7 - C8 - N9 ANGL. DEV. = 4.5 DEGREES REMARK 500 4 G A 4 C8 - N9 - C4 ANGL. DEV. = -2.7 DEGREES REMARK 500 4 A A 5 N7 - C8 - N9 ANGL. DEV. = 3.7 DEGREES REMARK 500 4 A A 7 N7 - C8 - N9 ANGL. DEV. = 3.8 DEGREES REMARK 500 4 A A 9 N7 - C8 - N9 ANGL. DEV. = 3.7 DEGREES REMARK 500 4 A A 12 N7 - C8 - N9 ANGL. DEV. = 3.9 DEGREES REMARK 500 4 A A 16 N7 - C8 - N9 ANGL. DEV. = 3.8 DEGREES REMARK 500 REMARK 500 THIS ENTRY HAS 260 ANGLE DEVIATIONS. REMARK 500 REMARK 500 REMARK: NULL DBREF 2H2X A 1 21 PDB 2H2X 2H2X 1 21 SEQRES 1 A 21 G G C G A U A C A C U A U SEQRES 2 A 21 U U A U C G C C CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1