4Z2X

Crystal structure of a RNA binding domain of a U2 small nuclear ribonucleoprotein auxiliary factor 2 (U2AF) from mouse at 2.15 A resolution

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Splicing factor U2AF 65 kDa subunit	polymer	105	12033.7	2	UniProt (P26369) Pfam (PF00076)	Mus musculus (Mouse)	U2 auxiliary factor 65 kDa subunit,U2 snRNP auxiliary factor large subunit
2	C, D (A, B)	water	water		18.0	47	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	24067.3
All*	Total formula weight	24067.3

*Water molecules are not included.