3AH9

Crystal structure of (Pro-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 (B, C, D, E)	AZIDE ION	non-polymer		42.0	4	Chemie (AZI)
3	K, L (E)	ACETIC ACID	non-polymer		60.1	2	Chemie (ACY)
4	M, N, O, P, Q... (A, B, C, D, E...)	water	water		18.0	257	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	13677.3
Non-Polymers*	Number of molecules	6
	Total formula weight	288.2
All*	Total formula weight	13965.5

*Water molecules are not included.