Phytochromobilin is exported from the plastid to the cytosol where it autocatalytically attaches to the PHY apoprotein through a thioether linkage to a cysteine residue.

TLS Online TPP Program

#Id: 9466

#XL - T Zoology

Binding resembles the insertion of a two-pronged “plug” the phosphotyrosine and isoleucine side chains

of the peptide into a two-pronged “socket” in the SH2 domain.

TLS Online TPP Program

#Id: 4919

#XL - Q Biochemistry

Secondary plots for competitive inhibition.

TLS Online TPP Program

#Id: 9559

#XL - T Zoology

Mutationist - Theories were advanced by some geneticists who observed that discretely different new phenotypes can arise by a process of mutation.

TLS Online TPP Program

#Id: 9487

#XL - R Botany

Biotrophs are Specialised (‘obligate’) pathogens

Possess appressoria or haustoria

Narrow host range

Controlled by salicylate-dependent host-defence pathways

TLS Online TPP Program

#Id: 8651

#XL - R Botany

S phase cyclin-CDK accumulates in late G1 , they are immediately inactivated by binding of a CKI called Sic1