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Solution structure of Rbfox2 RRM mimetic peptide CPfox5
Authors
Sun, Y., Varani, G.
Assembly
CPfox5
Entity
1. CPfox5 (polymer, Thiol state: not present), 16 monomers, 1921.208 Da Detail

GSRGFRFXPK IIFNER


Formula weight
1921.208 Da
Source organism
Aspergillus fischeri
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 93.8 %, Completeness: 93.4 %, Completeness (bb): 100.0 % Detail

Polymer type: polypeptide(L)

Total1H15N
All93.4 % (114 of 122)93.5 % (100 of 107)93.3 % (14 of 15)
Backbone100.0 % (45 of 45)100.0 % (31 of 31)100.0 % (14 of 14)
Sidechain89.6 % (69 of 77)90.8 % (69 of 76) 0.0 % (0 of 1)
Aromatic53.3 % (8 of 15)53.3 % (8 of 15)
Methyl100.0 % (4 of 4)100.0 % (4 of 4)

1. entity 1

GSRGFRFXPK IIFNER

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 6.5, Details 4.0 mg/mL CPfox5, 90% H2O/10% D2O


#NameIsotope labelingTypeConcentration
1CPfox5natural abundance4.0 mg/mL
2potassium phosphatenatural abundance10 mM
3potassium chloridenatural abundance10 mM

Protein Blocks Logo
Calculated from 10 models in PDB: 6DZB, Strand ID: A Detail


Release date
2018-08-09
Citation
A small cyclic β-hairpin peptide mimics of the Rbfox2 RRM that binds to the precursor miRNA 20b
Sun, Y.T., Shortridge, M.D., Varani, G.
Chembiochem. (2018), 20, 931-939, PubMed 30537200 , DOI 10.1002/cbic.201800645 ,
Related entities 1. CPfox5, : 1 : 1 : 2 entities Detail
Experiments performed 3 experiments Detail
NMR combined restraints 3 contents Detail
Keywords RNA BINDING PROTEIN, RNA recognition, peptide structure, peptidomimetics