Insulin has an AB heterodimer structure with 

One intrachain (A6-A11) 

Two interchain disulfide bridges (A7-B7 and A20-B19)

TLS Online TPP Program

#Id: 4830

#Unit 13. Methods in Biology

Both the error type-i and type-ii are also known as “false negative”.

TLS Online TPP Program

#Id: 8040

#Unit 1. Molecules and their Interaction Relevant to Biology

TLS Online TPP Program

#Id: 9053

#Unit 4. Cell Communication and Cell Signaling

Binding of cAMP by an R subunit of PKA occurs in a cooperative fashion; i.e., binding of the first cAMP molecule to CNB-B lowers the Kd for binding of the second cAMP to CNB-A.

TLS Online TPP Program

#Id: 2949

#Unit 3. Fundamental Processes

an ARS for autonomously replicating sequence, ARS elements are derived from origins of replication.

TLS Online TPP Program

#Id: 7963

#Unit 2. Cellular Organization

A hereditary form of emphysema illustrates the detrimental effects that can result from misfolding of proteins in the ER.