3U8U

Crystal structure of Human Apurinic/Apyridinimic Endonuclease, Ape1 in a new crystal form

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E... (A, B, C, D, E...)	DNA-(apurinic or apyrimidinic site) lyase	polymer	318	35606.5	6	UniProt (P27695) Pfam (PF03372)	Homo sapiens (human)	APEX nuclease, APEN, Apurinic-apyrimidinic endonuclease 1, AP endonuclease 1, APE-1, REF-1, Redox factor-1
2	G, I, K, M, N... (A, B, C, D, E...)	MAGNESIUM ION	non-polymer		24.3	6	Chemie (MG)
3	H, J, L, P (A, B, C, F)	CHLORIDE ION	non-polymer		35.5	4	Chemie (CL)
4	Q, R, S, T, U... (A, B, C, D, E...)	water	water		18.0	835	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	213639.0
Non-Polymers*	Number of molecules	10
	Total formula weight	287.6
All*	Total formula weight	213926.6

*Water molecules are not included.