Sentence examples for modification enzymes have from inspiring English sources

The multiple origins of histone modification enzymes have likely contributed to the complexity of epigenetic regulation.

Unlike FARs, these functional group modification enzymes have not been studied extensively.

Type I restriction modification enzymes have two modes of action that are controlled by the methylation state of their recognition sequence.

Coordinated activities of histone modification enzymes have been proposed to create a 'histone code' that controls transcription and other genome functions, such as replication and DNA repair.

Nucleoside modifications of tRNA have been extensively studied in bacteria and yeast and most of the biochemical pathways and genes encoding modification enzymes have been identified.

In other Archaeal species (mainly in M. jannaschii and P. furiosus or P. abyssi), genes coding for several tRNA modification enzymes have been not only identified, but also experimentally validated.

In what has been termed the "phasevarion," phase variable DNA methylation by a type III restriction-modification enzyme has been shown to control transcription of a set of genes [42], [43].

These genes represent an extensive repertoire of flavonoid modification enzymes that have not been reported before, although some of the conjugated compounds themselves have been identified.

Recent studies of the proteins involved in the elaborate post-translational modifications of lantibiotics have revealed that these enzymes have relaxed substrate specificity.

The XET gene families in plants are generally large [ 64] and the enzymes have been implicated not only in xyloglucans modification, but also in the modification or covalent cross-linking of cellulose and various non-cellulosic wall polysaccharides [ 46- 48, 65].

The XET enzymes have also been implicated in wall modification by way of hetero-transglycosylation [ 45- 48].