Which of the following are enzyme pairs that catalyze opposite reactions?

TLS Online TPP Program

#Question id: 31071

#Unit 2. Cellular Organization

Substrate-targeting subunits of the APC/C recognize specific sequence motifs on the proteins that the APC/C ubiquitinates, known as:

TLS Online TPP Program

#Question id: 31072

#Unit 2. Cellular Organization

During S phase and mitosis: 

a. Cdh1 is phosphorylated 

b. Cdh1 dissociates from APC/C

c. APC/C becomes inactive

d. Cdh1 associates with APC/C

e. APC/C becomes active

Which of the following combination is correct?

TLS Online TPP Program

#Question id: 31073

#Unit 2. Cellular Organization

APC/C^cdh1 is inactivated by cdh1 phosphorylation on multiple site by:

TLS Online TPP Program

#Question id: 31074

#Unit 2. Cellular Organization

Sic1 recognized by the F-box in SCF, only when Sic1:

TLS Online TPP Program

#Question id: 31075

#Unit 2. Cellular Organization

G1/S phase CDKs and S phase CDKs, prevents reloading of MCM helicases:

TLS Online TPP Program

#Question id: 31076

#Unit 2. Cellular Organization

If Sic1 were inactivated following the phosphorylation of a single site, leading to a: