Negatively charged amino acids have four ionisations zones

1. 1--------pK1 – charge +1

2. pK1---------pKr charge 0

3. pKr---------pK2 charge -1

4. pK2---------14 charge -2

TLS Online TPP Program

#Id: 1327

#XL - T Zoology

Suppressor of cAMP/PKA signalling Pathway- cAMP PDE (hydrolyze cAMP to 5′-AMP)

TLS Online TPP Program

#Id: 7744

#XL - Q Biochemistry

An ionic radius is one-half the distance between the nuclei of two ions in an ionic bond.

TLS Online TPP Program

#Id: 10388

#XL - Q Biochemistry

Class II presentation can occur with either live or replication-incompetent virus; protein synthesis inhibitors had no effect, indicating that new protein synthesis is not a necessary condition of class II presentation. 

TLS Online TPP Program

#Id: 8621

#XL - T Zoology

The Cip/Kip family members bind to cyclin-bound CDKs and block the activity of cyclin D-, E-, A-, and B-containing complexes.

TLS Online TPP Program

#Id: 9280

#XL - R Botany

The interaction between NFR and SYMRK initiates calcium spiking in the nucleus, presumably via a second messenger molecule.

Core symbiotic genes are activated.

Cytokinin signaling is initiated.