Intersubunit hydrogen bond acts as a global molecular switch in Escherichia coli aspartate transcarbamoylase.
Ha, Y., Allewell, N.M.(1998) Proteins 33: 430-443
- PubMed: 9829701 
- PubMed Abstract: 
Tyr 165 in the catalytic subunit of Escherichia coli aspartate transcarbamoylase (ATCase, EC 2.1.3.2) forms an intersubunit hydrogen bond in the T state with Glu 239 in the 240s loop of a second catalytic subunit, which is broken in the T to R transi ...