| Bioactivity | CSK substrate is a specific substrate for C-terminal Src kinase (CSK), which binds CSK and downregulates the Src family members. CSK substrate preferentially phosphorylates certain amino acid residues that are distinct from the conserved Src C-terminal sequence[1]. |
| Sequence | Lys-Lys-Lys-Lys-Glu-Glu-Ile-Tyr-Phe-Phe-Phe-NH2 |
| Shortening | KKKKEEIYFFF-NH2 |
| Formula | C76H112N16O16 |
| Molar Mass | 1505.80 |
| Transport | Room temperature in continental US; may vary elsewhere. |
| Storage | Please store the product under the recommended conditions in the Certificate of Analysis. |
| Reference | [1]. Sondhi D, et al., Peptide and protein phosphorylation by protein tyrosine kinase Csk: insights into specificity and mechanism. Biochemistry. 1998 Jan 6;37(1):165-72. |