Date published: 2026-5-30

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UBC2 Activators

UBC2 Activators are a diverse array of chemical compounds that indirectly but specifically enhance the ubiquitination activity of UBC2 through modulation of various intracellular signaling pathways. Forskolin, through its adenylyl cyclase activation, increases cAMP levels, thereby activating PKA, which might phosphorylate substrates or regulatory proteins of UBC2, thus enhancing UBC2's conjugation activity. Ionomycin, by acting as a calcium ionophore, increases intracellular calcium levels, which can activate calmodulin and other calcium-sensitive proteins that might modulate UBC2 activity, possibly affecting substrate affinity or ubiquitination efficiency. PMA, as a PKC activator, and SNAP, which releases nitric oxide leading to S-nitrosylation, might alter the phosphorylation or nitrosylation state of proteins that interact with UBC2, potentially enhancing its ubiquitin-conjugation to protein substrates.

Furthermore, EGCG, as a kinase inhibitor, can lead to decreased phosphorylation-dependent degradation signals, potentially increasing the availability of substrates for UBC2-mediated ubiquitination, while sodium orthovanadate, by inhibiting protein tyrosine phosphatases, sustains the phosphorylation of regulatory proteins of UBC2, enhancing its activity.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

MG-132 [Z-Leu- Leu-Leu-CHO]

133407-82-6sc-201270
sc-201270A
sc-201270B
5 mg
25 mg
100 mg
$60.00
$265.00
$1000.00
163
(3)

MG132 is a proteasome inhibitor that prevents the degradation of ubiquitinated proteins. By inhibiting protein breakdown, it indirectly increases the demand for ubiquitin-conjugating activity, potentially enhancing the functional activity of "UBC2".

Ubiquitin E1 Inhibitor, PYR-41

418805-02-4sc-358737
25 mg
$360.00
4
(1)

PYR-41 is a selective inhibitor of the ubiquitin-activating enzyme E1. Inhibition of E1 can lead to an accumulation of free ubiquitin, which may indirectly enhance the activity of downstream enzymes like "UBC2".

MLN 4924

905579-51-3sc-484814
1 mg
$286.00
1
(0)

MLN4924 inhibits the NEDD8-activating enzyme, which is responsible for neddylation. This can indirectly affect ubiquitination processes, potentially enhancing the activity of conjugating enzymes like "UBC2" by altering protein turnover dynamics.

IU1

314245-33-5sc-361215
sc-361215A
sc-361215B
10 mg
50 mg
100 mg
$138.00
$607.00
$866.00
2
(0)

IU1 is a specific inhibitor of USP14, a deubiquitinating enzyme associated with the proteasome. Inhibition of deubiquitinating activity could lead to increased ubiquitination, indirectly enhancing the activity of "UBC2".

Chloroquine

54-05-7sc-507304
250 mg
$69.00
2
(0)

Chloroquine, an antimalarial drug, affects lysosomal function and pH, which can interfere with the degradation of ubiquitinated proteins, possibly leading to increased ubiquitin-conjugating activity of "UBC2".

Bortezomib

179324-69-7sc-217785
sc-217785A
2.5 mg
25 mg
$135.00
$1085.00
115
(2)

Bortezomib is a proteasome inhibitor used in cancer therapy. By inhibiting proteasomal degradation, it could indirectly enhance the activity of ubiquitin-conjugating enzymes like "UBC2".

Lactacystin

133343-34-7sc-3575
sc-3575A
200 µg
1 mg
$188.00
$575.00
60
(2)

Lactacystin is another proteasome inhibitor that can lead to an increase in ubiquitinated proteins, potentially enhancing the activity of "UBC2" by increasing the substrate availability.

Epoxomicin

134381-21-8sc-201298C
sc-201298
sc-201298A
sc-201298B
50 µg
100 µg
250 µg
500 µg
$137.00
$219.00
$449.00
$506.00
19
(2)

Epoxomicin is a selective proteasome inhibitor. By preventing the degradation of ubiquitinated proteins, it may indirectly enhance the functional activity of "UBC2".

Thalidomide

50-35-1sc-201445
sc-201445A
100 mg
500 mg
$111.00
$357.00
8
(0)

Thalidomide, through its anti-inflammatory and immunomodulatory effects, affects the ubiquitin-proteasome system and might indirectly increase the activity of "UBC2".