Recombinant Human GATC protein (His tag N-Terminus)

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

GATC acts as a recognition site for DNA methylation and is involved in gene regulation. In this context GATC is not a protein but a specific sequence of nucleotides which consists of guanine (G) adenine (A) thymine (T) and cytosine (C). It provides methylation sites for DNA adenine methyltransferase in some bacteria. Presence of methyl groups at GATC sites can influence replication origin activity. This sequence does not have a mass like proteins but its location in the genome can vary based on the species and genome complexity.

Biological function summary

GATC sequences play an important role in the bacterial DNA replication and repair process. They are critical in guiding DNA replication's regulation by methylation. These sequences are part of the mismatch repair system which maintains DNA integrity during replication by correcting errors. GATC sites methylated by Dam methylase are involved in the timing of DNA replication initiation also influencing other cellular processes.

Pathways

In prokaryotes GATC sequences integrate into the DNA replication and mismatch repair pathways. These pathways use the methylation of GATC sites to recognize and repair mismatches after DNA replication. Dam methylase is the enzyme responsible for methylating adenine residues within GATC important for marking the parental strands and distinguishing them from nascent DNA for repair mechanisms. The strand discrimination in mismatch repair relies on this methylation linking GATC closely with the aforementioned pathways.

GATC methylation patterns have been implicated in bacterial pathogenesis and antibiotic resistance emergence. Aberrant methylation at GATC sequences can lead to increased mutation rates contributing to pathogenic variations. Though GATC does not directly interact with diseases in eukaryotes its functional bacterial homologs like Dam can contribute to understanding how certain bacteria develop resistance mechanisms. Insights into GATC functioning and related proteins like Dam methylase offer potential targets for developing new antibacterial strategies.