KRFK

Modify Date: 2025-08-27 11:22:16

KRFK Structure
KRFK structure
Common Name KRFK
CAS Number 162290-78-0 Molecular Weight 577.71900
Density N/A Boiling Point N/A
Molecular Formula C27H47N9O5 Melting Point N/A
MSDS N/A Flash Point N/A

 Use of KRFK


KRFK, a peptide derived from TSP-1, can activate TGF-β. KRFK promotes TGF-β-mediated signaling and its downstream role, independent of thrombospondin (TSP) receptors such as CD47 and CD36. KRFK can be used for chronic ocular surface inflammatory disorders reseach[1].

 Names

Name (2S)-6-amino-2-[[(2S)-2-[[(2S)-2-[[(2S)-2,6-diaminohexanoyl]amino]-5-(diaminomethylideneamino)pentanoyl]amino]-3-phenylpropanoyl]amino]hexanoic acid
Synonym More Synonyms

 KRFK Biological Activity

Description KRFK, a peptide derived from TSP-1, can activate TGF-β. KRFK promotes TGF-β-mediated signaling and its downstream role, independent of thrombospondin (TSP) receptors such as CD47 and CD36. KRFK can be used for chronic ocular surface inflammatory disorders reseach[1].
Related Catalog
Target

TGF-β[1]

In Vitro KRFK (50 μm; 24 h) 激活 TGF-β 的分泌,降低 TSP-1 缺陷骨髓源性树突状细胞 (BMDCs) 中 DC 成熟标记物的表达[1]。
In Vivo KRFK (单只眼用药 5 μg/5 μL; 单剂量) 显著预防 TSP-1-/- 小鼠慢性眼表炎症的发生[1]。
References

[1]. Soriano-Romaní L, et al. Topical Application of TGF-β-Activating Peptide, KRFK, Prevents Inflammatory Manifestations in the TSP-1-Deficient Mouse Model of Chronic Ocular Inflammation. Int J Mol Sci. 2018 Dec 20;20(1):9.  

 Chemical & Physical Properties

Molecular Formula C27H47N9O5
Molecular Weight 577.71900
Exact Mass 577.37000
PSA 275.03000
LogP 4.42940
InChIKey WJJRVOBCSVZNET-CMOCDZPBSA-N
SMILES NCCCCC(N)C(=O)NC(CCCN=C(N)N)C(=O)NC(Cc1ccccc1)C(=O)NC(CCCCN)C(=O)O

 Synonyms

L-Lysine,L-lysyl-L-arginyl-L-phenylalanyl
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