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CSP1-cyc(Dap6E10)
Authors
Yang, Y.
Assembly
Competence-stimulating peptide type 1
Entity
1. Competence-stimulating peptide type 1 (polymer, Thiol state: not present), 17 monomers, 2213.648 Da Detail

EMRLSXFFRQ FILQRKK


Formula weight
2213.648 Da
Source organism
Streptococcus pneumoniae
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts, spectral_peak_list
Chem. Shift Complete
Sequence coverage: 88.2 %, Completeness: 51.9 %, Completeness (bb): 64.6 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All51.9 % (122 of 235)69.5 % (89 of 128)27.0 % (24 of 89)50.0 % (9 of 18)
Backbone64.6 % (62 of 96)90.6 % (29 of 32)50.0 % (24 of 48)56.3 % (9 of 16)
Sidechain45.8 % (71 of 155)62.5 % (60 of 96)19.3 % (11 of 57) 0.0 % (0 of 2)
Aromatic23.3 % (7 of 30)46.7 % (7 of 15) 0.0 % (0 of 15)
Methyl50.0 % (6 of 12)100.0 % (6 of 6) 0.0 % (0 of 6)

1. entity 1

EMRLSXFFRQ FILQRKK

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 7.4, Details 1.9 mM CSP1-cyc(Dap6E10), 250 mM Deuterium DPC, 137 mM sodium chloride, 2.7 mM potassium chloride, 10 mM Na2HPO4, 1.8 mM na KH2PO4, 90% H2O/10% D2O


#NameIsotope labelingTypeConcentration
1CSP1-cyc(Dap6E10)natural abundance1.9 mM
2DPCDeuterium250 mM
3sodium chloridenatural abundance137 mM
4potassium chloridenatural abundance2.7 mM
5Na2HPO4natural abundance10 mM
6KH2PO4na1.8 mM

Protein Blocks Logo
Calculated from 20 models in PDB: 6OLD, Strand ID: A Detail


Release date
2020-01-02
Citation
Designing cyclic competence-stimulating peptide (CSP) analogs with pan-group quorum-sensing inhibition activity in Streptococcus pneumoniae
Yang, Y., Lin, J., Harrington, A., Cornilescu, G., Lau, G., Tal-Gan, Y.
Proc. Natl. Acad. Sci. U. S. A. (2020), 117, 1689-1699, PubMed 31915298 , DOI 10.1073/pnas.1915812117 ,
Related entities 1. Competence-stimulating peptide type 1, : 1 : 1 : 12 entities Detail
Experiments performed 5 experiments Detail
Chemical shift validation 3 contents Detail
Keywords BIOSYNTHETIC PROTEIN, modulator for quorum sensing in streptococcus pneumoniae