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Sculpting of the Eukaryotic Branch Site Recognition Motif by a Conserved Pseudouridine
Authors
Newby, M.I., Greenbaum, N.L.
Assembly
U2 snRNA - Intron duplex
Entity
1. U2 snRNA - intron duplex (polymer, Thiol state: not present), 9 monomers, 2975.747 Da Detail

GGUGXAGUA


2. U2 snRNA - intron duplex (polymer, Thiol state: not present), 10 monomers, 3167.896 Da Detail

UACUAACACC


Total weight
6143.643 Da
Max. entity weight
3167.896 Da
Entity Connection
covalent 2 Detail

IDTypeValue orderAtom ID 1Atom ID 2
1covalentsing1:G4:03'1:PSU5:P
2covalentsing1:PSU5:03'1:A6:P

Source organism
Saccharomyces cerevisiae
Exptl. method
NMR
Data set
assigned_chemical_shifts
Chem. Shift Complete1
Sequence coverage: 42.1 %, Completeness: 25.0 %, Completeness (bb): 21.3 % Detail

Polymer type: polyribonucleotide

Total1H
All25.0 % (39 of 156)25.0 % (39 of 156)
Suger, PO421.3 % (23 of 108)21.3 % (23 of 108)
Nucleobase33.3 % (16 of 48)33.3 % (16 of 48)
Aromatic40.0 % (16 of 40)40.0 % (16 of 40)

1. U2 snRNA - intron duplex

GGUGXAGUA

2. U2 snRNA - intron duplex

UACUAACACC

Sample

Pressure 1 atm, Temperature 278 (±0.5) K, pH 6.4 (±0.1)


#NameIsotope labelingTypeConcentration
1U2 snRNA - intron duplex1.0 mM
2U2 snRNA - intron duplex1.0 mM
3sodium phosphate10 mM
4D2O10 %
5H2O90 %

Chem. Shift Complete2
Sequence coverage: 52.6 %, Completeness: 28.8 %, Completeness (bb): 24.5 % Detail

Polymer type: polyribonucleotide

Total1H
All28.8 % (90 of 312)28.8 % (90 of 312)
Suger, PO424.5 % (53 of 216)24.5 % (53 of 216)
Nucleobase38.5 % (37 of 96)38.5 % (37 of 96)
Aromatic46.3 % (37 of 80)46.3 % (37 of 80)

1. U2 snRNA - intron duplex

GGUGXAGUA

2. U2 snRNA - intron duplex

UACUAACACC

Sample

Pressure 1 atm, Temperature 278 (±0.5) K, pH 6.4 (±0.1)


#NameIsotope labelingTypeConcentration
1U2 snRNA - intron duplex1.0 mM
2U2 snRNA - intron duplex1.0 mM
3sodium phosphate10 mM
4D2O10 %
5H2O90 %

Release date
2002-06-12
Citation
Sculpting of the spliceosomal branch site recognition motif by a conserved pseudouridine
Newby, M.I., Greenbaum, N.L.
Nat. Struct. Biol. (2002), 9, 958-965, PubMed 12426583 , DOI 10.1038/nsb873 ,
Entries sharing articles BMRB: 1, Swiss-Prot: 1 entries Detail
  BMRB: 5395 released on 2003-02-19
    Title Chemical Shift Assignments for the Unmodified Branch Site Helix
  Swiss-Prot: Q08647 released on 1997-11-01
    Title PUS7_YEAST Entity Multisubstrate pseudouridine synthase 7
Experiments performed 3 experiments Detail
nullKeywords NMR, U2 snRNA, branch site, pseudouridine