Phospho-dCK (Ser74) Antibody #40371
- WB
Supporting Data
| REACTIVITY | H |
| SENSITIVITY | Endogenous |
| MW (kDa) | 30 |
| SOURCE | Rabbit |
Application Key:
- WB-Western Blotting
Species Cross-Reactivity Key:
- H-Human
Product Information
Product Usage Information
| Application | Dilution |
|---|---|
| Western Blotting | 1:1000 |
Storage
Protocol
Specificity / Sensitivity
Phospho-dCK (Ser74) Antibody recognizes endogenous levels of dCK protein only when phosphorylated at Ser74.
Species Reactivity:
Human
Source / Purification
Polyclonal antibodies are produced by immunizing animals with a synthetic peptide corresponding to residues surrounding Ser74 of human dCK protein. Antibodies are purified by peptide affinity chromatography.
Background
Deoxycytidine kinase (dCK) catalyzes the rate-limiting step in the nucleoside salvage pathway. dCK phosphorylates salvaged deoxycytidine (dC) to generate deoxycytidine monophosphate (dCMP), a precursor for both deoxycytidine triphosphate (dCTP) and deoxythymidine triphosphate (dTTP) pools (1). dCK also phosphorylates deoxyadenosine (dA) and deoxyguanosine (dG) to generate dA monophosphate and dG monophosphate, respectively. Gemcitabine is an anticancer nucleoside that is a dC analog. It is a pro-drug and must be phosphorylated by dCK to an active form. dCK is phosphorylated on Ser74 by the DNA damage signaling kinases ATM and ATR, and this phosphorylation increases dCK activity (2,3).
Limited Uses
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