Serine/Threonine-Protein Kinase ATR

**Semantic type:** Amino Acid, Peptide, or Protein|Enzyme

**Definition:** Serine/threonine-protein kinase ATR (2644 aa, ~301 kDa) is encoded by the human ATR gene. This protein plays a role in protein phosphorylation, DNA repair and cell cycle progression.

**Synonyms:** - ATR - Ataxia Telangiectasia and Rad3 Related Protein - Ataxia Telangiectasia and Rad3-Related Protein - EC 2.7.11.1 - FRAP-Related Protein 1 - FRAP-Related Protein-1 - FRP1 - Protein Kinase ATR - Rad3 Related Protein