5' Exonuclease Apollo

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

**Definition:** 5' exonuclease Apollo (532 aa, ~60 kDa) is encoded by the human DCLRE1B gene. This protein is involved in both the repair of interstrand cross-links and telomere maintenance.

**Synonyms:** - DCLRE1B - DNA Cross-Link Repair 1B Protein - DNA Cross-Link Repair Protein 1B - PSO2 Homolog - SNM1 Homolog B - SNMIB - hSNM1B