1CAG

CRYSTAL AND MOLECULAR STRUCTURE OF A COLLAGEN-LIKE PEPTIDE AT 1.9 ANGSTROM 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 (A, B, C)	COLLAGEN-LIKE PEPTIDE	polymer	30	2704.9	3
2	D, E, F, G, H... (A, B, C)	ACETIC ACID	non-polymer		60.1	6	Chemie (ACY)
3	J, K, L (A, B, C)	water	water		18.0	85	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	8114.6
Non-Polymers*	Number of molecules	6
	Total formula weight	360.3
All*	Total formula weight	8474.9

*Water molecules are not included.