272D

PARALLEL AND ANTIPARALLEL (G.GC)2 TRIPLE HELIX FRAGMENTS IN A CRYSTAL STRUCTURE

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)	DNA (5'-D(*GP*GP*CP*CP*AP*AP*TP*TP*GP*G)-3')	polymer	10	3085.0	2
2	C, D (A, B)	water	water		18.0	44	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	6170.1
All*	Total formula weight	6170.1

*Water molecules are not included.