A protein complex which is capable of endonuclease activity. [ http://purl.obolibrary.org/obo/go/references/0000088 GOC:TermGenie http://www.ncbi.nlm.nih.gov/pubmed/18413719 GOC:bhm ]
Term information
An example of this is MUS81 in human (Q96NY9) in PMID:18413719 (inferred from direct assay).