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tRNA precursors undergo a maturation process, involving nucleotide modifications and folding into the L-shaped tertiary structure… Expand At the time of its discovery four decades ago, the genetic code was viewed as the result of a "frozen accident." Our current… Expand We examine phylogenetic relationships among salamanders of the family Salamandridae using approximately 2700 bases of new mtDNA… Expand BACKGROUND
. The translation elongation factor EF-Tu in its GTP-bound state forms a ternary complex with any aminoacylated tRNA… Expand Phylogenetic relationships within the Laudakia caucasia species group on the Iranian Plateau were investigated using 1708 aligned… Expand Abstract. A phylogenetic tree for major lineages of iguanian lizards is estimated from 1,488 aligned base positions (858… Expand The genetic code is determined by both the specificity of the triplet anticodon of tRNAs for codons in mRNAs and the specificity… Expand Mammalian mitochondrial DNAs contain a conserved origin of light-strand replication that supports accurate initiation of DNA… Expand Amber suppressor genes corresponding to Escherichia coli tRNAPhe and tRNACys have been constructed for use in amino acid… Expand The cysteinyl-tRNA synthetase from Escherichia coli only very slowly activates serine, alanine, and alpha-aminobutyrate, the… Expand