HEADER RNA 17-FEB-01 1I3Y TITLE SOLUTION STRUCTURE OF THE A LOOP OF 23S RIBOSOMAL RNA. COMPND MOL_ID: 1; COMPND 2 MOLECULE: 5'-R(*GP*GP*CP*UP*GP*GP*CP*(OMU) COMPND 3 P*GP*UP*UP*CP*GP*CP*CP*AP*GP*CP*C)-3'; COMPND 4 CHAIN: A; COMPND 5 ENGINEERED: YES; COMPND 6 OTHER_DETAILS: U2552-2'-O-METHYL A LOOP RNA SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES KEYWDS A LOOP, A SITE, 23S RRNA, RNA EXPDTA SOLUTION NMR NUMMDL 21 AUTHOR J.D.PUGLISI,S.C.BLANCHARD REVDAT 4 23-FEB-22 1I3Y 1 REMARK LINK REVDAT 3 24-FEB-09 1I3Y 1 VERSN REVDAT 2 01-APR-03 1I3Y 1 JRNL REVDAT 1 04-APR-01 1I3Y 0 JRNL AUTH S.C.BLANCHARD,J.D.PUGLISI JRNL TITL SOLUTION STRUCTURE OF THE A LOOP OF 23S RIBOSOMAL RNA. JRNL REF PROC.NATL.ACAD.SCI.USA V. 98 3720 2001 JRNL REFN ISSN 0027-8424 JRNL PMID 11259644 JRNL DOI 10.1073/PNAS.051608498 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : NULL REMARK 3 AUTHORS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1I3Y COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-FEB-01. REMARK 100 THE DEPOSITION ID IS D_1000012873. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : NULL REMARK 210 PH : NULL REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : NULL REMARK 210 SAMPLE CONTENTS : NULL REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : NULL REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ; 800 MHZ REMARK 210 SPECTROMETER MODEL : UNITYPLUS REMARK 210 SPECTROMETER MANUFACTURER : VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NULL REMARK 210 METHOD USED : NULL REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 46 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 21 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 7 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 O2' C A 12 H8 G A 13 1.57 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1I3X RELATED DB: PDB REMARK 900 U2552-OH A LOOP RNA DBREF 1I3Y A 1 19 PDB 1I3Y 1I3Y 1 19 SEQRES 1 A 19 G G C U G G C OMU G U U C G SEQRES 2 A 19 C C A G C C MODRES 1I3Y OMU A 8 U O2'-METHYLURIDINE 5'-MONOPHOSPHATE HET OMU A 8 33 HETNAM OMU O2'-METHYLURIDINE 5'-MONOPHOSPHATE FORMUL 1 OMU C10 H15 N2 O9 P LINK O3' C A 7 P OMU A 8 1555 1555 1.61 LINK O3' OMU A 8 P G A 9 1555 1555 1.61 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