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Tetrameric structure of KIA7 peptide
Authors
Lopez de la Osa, J., Gonzalez, C., Laurents, D.V., Chakrabartty, A., Bateman, D.A.
Assembly
KIA7 peptide tetramer
Entity
1. KIA7 peptide tetramer (polymer, Thiol state: not present), 22 monomers, 1867.261 × 4 Da Detail

XAKAAAAAIK AIAAIIKAGG YX


Total weight
7469.044 Da
Max. entity weight
1867.261 Da
Exptl. method
solution NMR
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 90.9 %, Completeness: 100.0 %, Completeness (bb): 100.0 % Detail

Polymer type: polypeptide(L)

Total1H
All100.0 % (102 of 102)100.0 % (102 of 102)
Backbone100.0 % (42 of 42)100.0 % (42 of 42)
Sidechain100.0 % (60 of 60)100.0 % (60 of 60)
Aromatic100.0 % (4 of 4)100.0 % (4 of 4)
Methyl100.0 % (18 of 18)100.0 % (18 of 18)

1. KIA7

XAKAAAAAIK AIAAIIKAGG YX

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 278.15 K, pH 5.0


#NameIsotope labelingTypeConcentration
1sodium acetatenatural abundance10 mM
2sodium chloridenatural abundance200 mM
3DSSnatural abundance0.005 mM
4H2O90 %
5D2O10 %

Release date
2008-03-12
Citation
Getting specificity from simplicity in putative proteins from the prebiotic earth
Lopez de la Osa, J., Bateman, D.A., Ho, S., Gonzalez, C., Chakrabartty, A., Laurents, D.V.
Proc. Natl. Acad. Sci. U. S. A. (2007), 104, 14941-14946, PubMed 17855563 , DOI 10.1073/pnas.0706876104 ,
Experiments performed 3 experiments Detail
Chemical shift validation 3 contents Detail
Keywords oligomer, peptide, prebiotic