Overview
The CK1 Peptide Substrate [pS7] [KRRRAL-pS-VASLPGL] is a specialized peptide sequence designed for researchers focused on kinase activity and phosphorylation studies. This unique substrate is derived from rabbit muscle glycogen synthase and features a phosphorylated Ser7 residue, making it an ideal choice for studying the enzymatic activity of Casein Kinase I (CK1). CK1 is known for its role in phosphorylating various substrates, including Ser10 of glycogen synthase. By using this peptide, you can investigate CK1’s function and regulation in your research.
Key Features
- Peptide sequence: KRRRAL-pS-VASLPGL with phosphorylation at Ser7
- Ideal substrate for Casein Kinase I (CK1) studies
- Derived from rabbit muscle glycogen synthase for authentic functionality
- Research-grade quality suitable for various applications
- Available in a 1 mg format for flexibility in your experiments
Specifications
| Peptide Sequence | KRRRAL-pS-VASLPGL |
|---|---|
| Source | Rabbit muscle glycogen synthase |
| Phosphorylation | Ser7 phosphorylated |
| Size | 1 mg |
FAQ
What is the primary use of the CK1 Peptide Substrate [pS7]?
This substrate is primarily used to study the phosphorylation activity of Casein Kinase I (CK1) in biochemical assays and research studies.
How should I store the CK1 Peptide Substrate?
To ensure stability, it is recommended to store this peptide at -20°C in a dry environment, avoiding repeated freeze-thaw cycles.
Can I use this peptide for in vivo studies?
The CK1 Peptide Substrate is typically used in vitro for studying CK1 activity; however, appropriate validation is necessary for any in vivo applications.
If you’re looking for reliable substrates for your kinase research, explore our full range of peptides including options like the PKG Substrate [RKRSRAE] and the Autocamtide-2 [KKALRRQETVDAL]. Each product is backed by our commitment to quality and reliability.



![CK1 Peptide Substrate [pS7] [KRRRAL-pS-VASLPGL] - 1 mg](https://anaspecstore.com/wp-content/uploads/2026/10/as-63797-img-en-as-63797-01.jpg)
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