2ZTA

X-RAY STRUCTURE OF THE GCN4 LEUCINE ZIPPER, A TWO-STRANDED, PARALLEL COILED COIL

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)	GCN4 LEUCINE ZIPPER	polymer	34	4031.7	2	UniProt (P03069) Pfam (PF07716)	Saccharomyces cerevisiae (baker's yeast)
2	C, D (A, B)	water	water		18.0	52	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	8063.4
All*	Total formula weight	8063.4

*Water molecules are not included.