1S1O

NMR Structure of a D,L Alternating pentadecamer of norleucine: double antiparallel beta-helix

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	BOC-L-NLE-(D-NLE-L-NLE)5-D-NLE(METHYL)-L-NLE-D-NLE-L-NLE METHYL ESTER	polymer	16	1843.5	2	BIRD (PRD_000109)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	3687.1
All*	Total formula weight	3687.1

*Water molecules are not included.