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- PDB-2xeb: NMR STRUCTURE OF THE PROTEIN-UNBOUND SPLICEOSOMAL U4 SNRNA 5' STE... -

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Basic information

Entry
Database: PDB / ID: 2xeb
TitleNMR STRUCTURE OF THE PROTEIN-UNBOUND SPLICEOSOMAL U4 SNRNA 5' STEM LOOP
Components
  • 5'-R(P*GP*AP*UP*CP*GP*UP*AP*GP*CP*CP*AP*AP*UP*GP*AP* GP*GP*UP*U)-3'
  • 5'-R(P*GP*CP*CP*GP*AP*GP*GP*CP*GP*CP*GP*AP*UP*C)-3'
KeywordsRNA / PRE-MRNA SPLICING / U4/U6 DI-SNRNP / RNP-BINDING DOMAIN / SANS
Function / homology: / RNA / RNA (> 10)
Function and homology information
Biological speciesHOMO SAPIENS (human)
MethodSOLUTION NMR / RDC REFINEMENT, WATER REFINEMENT
AuthorsFalb, M. / Amata, I. / Gabel, F. / Simon, B. / Carlomagno, T.
CitationJournal: Nucleic Acids Res. / Year: 2010
Title: Structure of the K-turn U4 RNA: a combined NMR and SANS study.
Authors: Falb, M. / Amata, I. / Gabel, F. / Simon, B. / Carlomagno, T.
History
DepositionMay 12, 2010Deposition site: PDBE / Processing site: PDBE
SupersessionMay 26, 2010ID: 2KR8
Revision 1.0May 26, 2010Provider: repository / Type: Initial release
Revision 1.1May 8, 2011Group: Version format compliance
Revision 1.2Jul 13, 2011Group: Version format compliance
Revision 1.3Jan 17, 2018Group: Database references / Category: citation
Item: _citation.journal_id_ISSN / _citation.page_last ..._citation.journal_id_ISSN / _citation.page_last / _citation.pdbx_database_id_DOI / _citation.title
Revision 1.4May 15, 2024Group: Data collection / Database references / Other
Category: chem_comp_atom / chem_comp_bond ...chem_comp_atom / chem_comp_bond / database_2 / pdbx_database_status / pdbx_nmr_spectrometer
Item: _database_2.pdbx_DOI / _database_2.pdbx_database_accession ..._database_2.pdbx_DOI / _database_2.pdbx_database_accession / _pdbx_database_status.status_code_mr / _pdbx_nmr_spectrometer.model

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Structure visualization

Structure viewerMolecule:
MolmilJmol/JSmol

Downloads & links

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Assembly

Deposited unit
A: 5'-R(P*GP*AP*UP*CP*GP*UP*AP*GP*CP*CP*AP*AP*UP*GP*AP* GP*GP*UP*U)-3'
B: 5'-R(P*GP*CP*CP*GP*AP*GP*GP*CP*GP*CP*GP*AP*UP*C)-3'


Theoretical massNumber of molelcules
Total (without water)10,6352
Polymers10,6352
Non-polymers00
Water00
1


  • Idetical with deposited unit
  • defined by software
TypeNameSymmetry operationNumber
identity operation1_555x,y,z1
MethodPISA
NMR ensembles
DataCriteria
Number of conformers (submitted / calculated)10 / 100LOWEST ENERGY STRUCTURES
RepresentativeModel #1

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Components

#1: RNA chain 5'-R(P*GP*AP*UP*CP*GP*UP*AP*GP*CP*CP*AP*AP*UP*GP*AP* GP*GP*UP*U)-3' / U4 SNRNA 5' STEM LOOP / U4B SNRNA


Mass: 6118.682 Da / Num. of mol.: 1 / Fragment: U4 5'-SL STRAND A, RESIDUES 19-37 / Mutation: YES / Source method: obtained synthetically / Source: (synth.) HOMO SAPIENS (human) / References: GenBank: 36174
#2: RNA chain 5'-R(P*GP*CP*CP*GP*AP*GP*GP*CP*GP*CP*GP*AP*UP*C)-3' / U4 SNRNA 5' STEM LOOP / U4A SNRNA


Mass: 4516.764 Da / Num. of mol.: 1 / Fragment: U4 5'-SL STRAND B, RESIDUES 40-53 / Mutation: YES / Source method: obtained synthetically / Source: (synth.) HOMO SAPIENS (human) / References: GenBank: 36174
Compound detailsENGINEERED RESIDUE IN CHAIN A, U 19 TO G ENGINEERED RESIDUE IN CHAIN B, U 40 TO G ENGINEERED ...ENGINEERED RESIDUE IN CHAIN A, U 19 TO G ENGINEERED RESIDUE IN CHAIN B, U 40 TO G ENGINEERED RESIDUE IN CHAIN B, U 53 TO C

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Experimental details

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Experiment

ExperimentMethod: SOLUTION NMR
NMR experiment
Conditions-IDExperiment-IDSolution-IDType
1112D 1H-13C HSQC
1212D 1H-15N HSQC
1313D HCN
2412D 1H-13C HSQC
2512D 1H-15N HSQC
2612D
3713D 13C-EDITED
38113C- FILTERED NOESY
3913D (H)CCH- COSY-TOCSY
31013D (H)CCH-E.COSY
41112D 15N HSQC
512115N- FILTERED NOESY
51313D HCN
61413D-HCP
61513D-ECOSY
61612D-HNN- COSY
71712D 15N-FILTERED NOESY
NMR detailsText: NONE

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Sample preparation

DetailsContents: 90% H2O/10% D2O, 100% D2O
Sample conditions
Conditions-IDIonic strengthpHPressure (kPa)Temperature (K)
1120 7.6 1.0 atm298.0 K
2120 7.6 1.0 atm298.0 K
3120 7.6 1.0 atm298.0 K
4120 7.6 1.0 atm298.0 K
5120 7.6 1.0 atm278.0 K

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NMR measurement

NMR spectrometer
TypeManufacturerModelField strength (MHz)Spectrometer-ID
Bruker AVANCEBrukerAVANCE9001
Bruker AVANCEBrukerAVANCE8002
Bruker AVANCEBrukerAVANCE7003
Bruker AVANCEBrukerAVANCE6004
Bruker AVANCEBrukerAVANCE6005

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Processing

NMR software
NameVersionDeveloperClassification
ARIA-CNSBRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,READ, RICE,SIMONSON,WARRENrefinement
ARIA CNS 1.21.1structure solution
RefinementMethod: RDC REFINEMENT, WATER REFINEMENT / Software ordinal: 1
NMR ensembleConformer selection criteria: LOWEST ENERGY STRUCTURES / Conformers calculated total number: 100 / Conformers submitted total number: 10

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