3KSY

Crystal structure of the Histone domain, DH-PH unit, and catalytic unit of the Ras activator Son of Sevenless (SOS)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Son of sevenless homolog 1	polymer	1049	121967.7	1	UniProt (Q07889) Pfam (PF00621) Pfam (PF22697) Pfam (PF00618) Pfam (PF00617)	Homo sapiens (human)	SOS-1

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	121967.7
All*	Total formula weight	121967.7

*Water molecules are not included.