6K17

Crystal structure of EXD2 exonuclease domain

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Exonuclease 3'-5' domain-containing protein 2	polymer	220	24396.2	2	UniProt (Q9NVH0) Pfam (PF01612) In PDB	Homo sapiens (Human)	Exonuclease 3'-5' domain-like-containing protein 2
2	A, B	SODIUM ION	non-polymer		23.0	4	Chemie (NA)
3		water	water		18.0	593	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	48792.5
Non-Polymers*	Number of molecules	4
	Total formula weight	92.0
All*	Total formula weight	48884.5

*Water molecules are not included.