Date published: 2026-5-17

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CALR3 Activators

CALR3 Activators represent a class of chemical compounds that indirectly modulate the activity of the CALR3 (Calreticulin 3) protein. CALR3 is a calcium-binding protein with diverse cellular functions. While direct activators of CALR3 may not be extensively characterized, these activators impact CALR3 function through their influence on calcium homeostasis and associated cellular processes. One approach to activating CALR3 indirectly involves the use of calcium modulators such as Thapsigargin, BAPTA-AM, and A23187. Thapsigargin inhibits the SERCA pump, leading to calcium release from the endoplasmic reticulum (ER) and disruption of calcium homeostasis. BAPTA-AM is a cell-permeable calcium chelator that reduces intracellular calcium levels, impacting CALR3's calcium-binding functions. A23187 facilitates calcium transport across cellular membranes, potentially altering calcium concentrations within cells and affecting CALR3-related calcium-dependent processes.

Another group of CALR3 activators includes compounds like Thioridazine, Verapamil, and Dantrolene. Thioridazine is a dopamine receptor antagonist that may indirectly influence CALR3 by modulating cellular signaling pathways associated with CALR3 function. Verapamil is a calcium channel blocker that can indirectly affect CALR3 by regulating calcium influx into cells through calcium channels, which impacts calcium-dependent processes involving CALR3. Dantrolene, a skeletal muscle relaxant, inhibits calcium release from the sarcoplasmic reticulum, potentially influencing CALR3 in cells with skeletal muscle involvement.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

BAPTA/AM

126150-97-8sc-202488
sc-202488A
25 mg
100 mg
$138.00
$458.00
61
(2)

BAPTA-AM is a cell-permeable calcium chelator. Its use can indirectly influence CALR3 by modulating intracellular calcium levels, which are crucial for CALR3's calcium-binding functions.

A23187

52665-69-7sc-3591
sc-3591B
sc-3591A
sc-3591C
1 mg
5 mg
10 mg
25 mg
$55.00
$131.00
$203.00
$317.00
23
(1)

A23187 is an ionophore that facilitates the transport of calcium ions across cellular membranes. Its use can indirectly impact CALR3 by altering calcium concentrations within cellular compartments.

Thioridazine

50-52-2sc-473180
50 mg
$500.00
(0)

Thioridazine is a dopamine receptor antagonist. Its potential indirect influence on CALR3 could be via effects on cellular signaling pathways associated with CALR3 function.

Dantrolene

7261-97-4sc-500165
25 mg
$350.00
7
(0)

Dantrolene is a skeletal muscle relaxant that acts by inhibiting calcium release from the sarcoplasmic reticulum. This mechanism may indirectly affect CALR3 in cells with skeletal muscle involvement.

Ruthenium red

11103-72-3sc-202328
sc-202328A
500 mg
1 g
$188.00
$250.00
13
(1)

Ruthenium Red is a non-specific calcium ionophore blocker. Its use can indirectly affect CALR3 by modulating calcium ion influx or efflux, impacting calcium-dependent processes involving CALR3.

2-APB

524-95-8sc-201487
sc-201487A
20 mg
100 mg
$28.00
$53.00
37
(1)

2-APB is a calcium channel modulator. Its use can indirectly impact CALR3 by altering calcium channel activity, influencing calcium signaling pathways that intersect with CALR3 functions.

EGTA

67-42-5sc-3593
sc-3593A
sc-3593B
sc-3593C
sc-3593D
1 g
10 g
100 g
250 g
1 kg
$21.00
$65.00
$120.00
$251.00
$815.00
23
(1)

EGTA is a calcium chelator used to sequester extracellular calcium ions. Its application can indirectly affect CALR3 by controlling calcium levels in the extracellular environment, which may impact CALR3 interactions.

Bafilomycin A1

88899-55-2sc-201550
sc-201550A
sc-201550B
sc-201550C
100 µg
1 mg
5 mg
10 mg
$98.00
$255.00
$765.00
$1457.00
280
(6)

Bafilomycin A1 is an inhibitor of the vacuolar-type H+-ATPase. Its use can indirectly influence CALR3 by impacting the acidic cellular environment, which may be relevant to CALR3 functions within cellular compartments.

Ionomycin

56092-82-1sc-3592
sc-3592A
1 mg
5 mg
$78.00
$270.00
80
(4)

Ionophore ionomycin facilitates calcium ion transport across membranes. Its application can indirectly affect CALR3 by altering calcium concentrations within cellular compartments and calcium-dependent processes.