4D05

Structure and activity of a minimal-type ATP-dependent DNA ligase from a psychrotolerant bacterium

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)	ATP-DEPENDENT DNA LIGASE	polymer	258	29800.9	2		PSYCHROMONAS SP. SP041
2	C, D, E, F, G... (A, B)	SULFATE ION	non-polymer		96.1	9	Chemie (SO4)
3	H, M (A, B)	ADENOSINE MONOPHOSPHATE	non-polymer		347.2	2	Chemie (AMP)
4	N (B)	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
5	O, P (A, B)	water	water		18.0	652	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	59601.8
Non-Polymers*	Number of molecules	12
	Total formula weight	1583.3
All*	Total formula weight	61185.1

*Water molecules are not included.