Class I and Class II aminoacyl–tRNA synthetases differ in several ways: Structural motifs, Anticodon recognition, Site of aminoacylation, Amino acid specificity.

TLS Online TPP Program

#Id: 5908

#Unit 3. Fundamental Processes

E. coli SSB is a tetramer of 74 kD that binds single-stranded DNA cooperatively

TLS Online TPP Program

#Id: 998

#Unit 5. Developmental Biology

The homologue of β-catenin in Drosophila is Armadillo.

TLS Online TPP Program

#Id: 7067

#Unit 3. Fundamental Processes

TLS Online TPP Program

#Id: 3633

#Unit 3. Fundamental Processes

The first base of the anticodon (reading in the 5'3' direction; this pairs with the third base of the codon

TLS Online TPP Program

#Id: 6999

#Unit 5. Developmental Biology

Unlike pluripotent stem cells, adult or multipotent stem cells in culture not only have a restricted array of cell types that they can create, but they also have a finite number of generations for self-renewal.