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P4274

Sigma-Aldrich

Poly(Lys, Tyr) hydrobromide

Lys:Tyr (1:1), mol wt 50,000-150,000

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CAS Number:
MDL number:
NACRES:
NA.26

form

solid

Quality Level

feed ratio

Lys:Tyr (1:1)

mol wt

50,000-150,000

storage temp.

−20°C

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1 of 4

This Item
P0151P4149P9011
Poly(Lys, Tyr) hydrobromide Lys:Tyr (1:1), mol wt 50,000-150,000

P4274

Poly(Lys, Tyr) hydrobromide

Poly(Glu, Tyr) sodium salt Glu:Tyr (1:1), mol wt 20,000-50,000

P0151

Poly(Glu, Tyr) sodium salt

Poly(Glu, Ala, Tyr) sodium salt Glu:Ala:Tyr (1:1:1), mol wt 20,000-50,000

P4149

Poly(Glu, Ala, Tyr) sodium salt

Poly-DL-lysine hydrobromide mol wt 25,000-40,000

P9011

Poly-DL-lysine hydrobromide

storage temp.

−20°C

storage temp.

−20°C

storage temp.

−20°C

storage temp.

−20°C

feed ratio

Lys:Tyr (1:1)

feed ratio

Glu:Tyr (1:1)

feed ratio

Glu:Ala:Tyr (1:1:1)

feed ratio

-

mol wt

50,000-150,000

mol wt

20,000-50,000

mol wt

20,000-50,000

mol wt

25,000-40,000

Analysis Note

Molecular weight based on viscosity.

Other Notes

For additional technical information on polyamino acids please visit the Polyamino acid FAQ resource.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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Akira Shibata et al.
Biochimica et biophysica acta, 1616(2), 147-155 (2003-10-17)
Several membrane-transporting peptides (MTP) containing basic amino acid residues such as Lys and Arg that carry macromolecules such as DNA and proteins across cell plasma membranes by an unknown mechanism have been actively studied. On the basis of these results
Shaoqian Liu et al.
Biochemical and biophysical research communications, 339(3), 761-768 (2005-12-01)
Much attention has recently been paid to the study of positively charged polypeptides as a possible carrier for therapeutic protein or DNA delivery to cells. In this study, we have investigated the translocation of positively charged copoly(Lys/Tyr) (MW=72000, DP=385) across

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