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P1152

Sigma-Aldrich

Poly(Ala, Glu, Lys, Tyr) 6:2:5:1 hydrobromide

greener alternative

Ala:Glu:Lys:Tyr (6:2:5:1), mol wt 20,000-30,000

Synonyma:

(L-Ala, L-Glu, L-Lys, L-Tyr)n ·HBr, COP-1

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About This Item

Číslo CAS:
28704-27-0
MDL number:
MFCD00166401
UNSPSC Code:
12352202
NACRES:
NA.26

form

powder

Quality Level

200

feed ratio

Ala:Glu:Lys:Tyr (6:2:5:1)

mol wt

20,000-30,000

greener alternative product score

old score: 56
new score: 39
Find out more about DOZN™ Scoring

greener alternative product characteristics

Designing Safer Chemicals
Safer Solvents and Auxiliaries
Reduce Derivatives
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

color

white to off-white

greener alternative category

, Re-engineered

storage temp.

−20°C

SMILES string

N[C@@H](CCCCN)C(=O)O.N[C@@H](Cc1ccc(cc1)O)C(=O)O.N[C@@H](CCC(=O)O)C(=O)O.N[C@@H](C)C(=O)O

InChI

1S/C9H11NO3.C6H14N2O2.C5H9NO4.C3H7NO2/c10-8(9(12)13)5-6-1-3-7(11)4-2-6;7-4-2-1-3-5(8)6(9)10;6-3(5(9)10)1-2-4(7)8;1-2(4)3(5)6/h1-4,8,11H,5,10H2,(H,12,13);5H,1-4,7-8H2,(H,9,10);3H,1-2,6H2,(H,7,8)(H,9,10);2H,4H2,1H3,(H,5,6)/t8-;5-;3-;2-/m0000/s1

InChI key

YLOCGHYTXIINAI-XKUOMLDTSA-N

General description

We are committed to bringing you Greener Alternative Products, which adhere to one of the four categories of Greener Alternatives . This product belongs to category of Re-engineered products, showing key improvements in Green Chemistry Principles “Designing Safer Chemicals”, "Safer Solvents and Auxiliaries" and “Reduce Derivatives”. Click here to view its DOZN scorecard.

Biochem/physiol Actions

Poly(Ala, Glu, Lys, Tyr) 6:2:5:1 hydrobromide is a polyamino acid reported to have a suppressive effect on allergic encephalomyelitis.
Reported to have suppressive effect on experimental allergic encephalomyelitis induced in laboratory animals.

Analysis Note

Reported 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)

Vyberte jednu z posledních verzí:

Osvědčení o analýze (COA)

Lot/Batch Number
0000331726
0000276030
SLBH2744V
090M5003V
090M5003

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Navštívit knihovnu dokumentů

Neurodegeneration and neuroprotection in glaucoma: development of a therapeutic neuroprotective vaccine: the Friedenwald lecture.
Michal Schwartz
Investigative ophthalmology & visual science, 44(4), 1407-1411 (2003-03-27)
D Teitelbaum et al.
Journal of neural transmission. Supplementum, 49, 85-91 (1997-01-01)
Copolymer 1 (Cop 1), a synthetic copolymer of amino acids, is very effective in suppression of experimental autoimmune encephalomyelitis (EAE), the animal model for multiple sclerosis (MS). Cop 1 was found incapable of inducing EAE, yet it suppressed EAE in
Suppression of experimental allergic encephalomyelitis by a synthetic polypeptide.
D Teitelbaum et al.
European journal of immunology, 1(4), 242-248 (1971-08-01)
S D Lytton et al.
Parasite immunology, 15(8), 489-492 (1993-08-01)
The ability of Leishmania mexicana amazonensis to inhibit antigen specific T-cell proliferation against a non-parasite polypeptide antigen, poly(LTyr, LGlu)-poly(DLAla)--poly(LLys), was examined. Infection of mouse peritoneal macrophages by promastigotes blocked the proliferation of the T-cell line, TPB1. This effect was correlated
E Zisman et al.
European journal of immunology, 24(10), 2497-2505 (1994-10-01)
Studies with the well-characterized, synthetic, random-multichain polypeptide poly(LTyr,LGlu)-poly(DLAla)-poly(LLys) (T,G)-A-L) led to the discovery of determinant-specific genetic control of the immune response, as well as to other immunological phenomena. Moreover, the tetrapeptide TyrTyrGluGlu built on the same backbone ("(T-T-G-G)-A--L") was found
Zobrazit všechny související dokumenty

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