249D

STRUCTURAL COMPARISON BETWEEN THE D(CTAG) SEQUENCE IN OLIGONUCLEOTIDES AND TRP AND MET REPRESSOR-OPERATOR COMPLEXES

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	DNA (5'-D(*CP*GP*CP*TP*CP*TP*AP*GP*AP*GP*CP*G)-3')	polymer	12	3663.4	4
2	A	CALCIUM ION	non-polymer		40.1	1	Chemie (CA)
3		water	water		18.0	47	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	14653.6
Non-Polymers*	Number of molecules	1
	Total formula weight	40.1
All*	Total formula weight	14693.6

*Water molecules are not included.