3AI6

Triple-helical structure of (D-Pro-D-Pro-Gly)9 at 1.1 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, C, D, E... (A, B, C, D, E...)	collagen-like peptide	polymer	27	2279.5	6	UniProt (by SIFTS) (Q80BK4)
2	G, H, I, J, K... (A, B, C, D, E...)	water	water		18.0	250	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	13677.3
All*	Total formula weight	13677.3

*Water molecules are not included.