4HUT

Structure of ATP:co(I)rrinoid adenosyltransferase (CobA) from Salmonella enterica in complex with four and five-coordinate cob(II)alamin and ATP

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Cob(I)yrinic acid a,c-diamide adenosyltransferase	polymer	191	21134.0	2	UniProt (P31570) Pfam (PF02572) In PDB	Salmonella enterica subsp. enterica serovar Typhimurium	Cob(I)alamin adenosyltransferase, Corrinoid adenosyltransferase
2	A, B	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
3	A, B	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	2	Chemie (ATP)
4	A, B	COBALAMIN	non-polymer		1330.4	2	Chemie (B12)
5	A	1,2-ETHANEDIOL	non-polymer		62.1	2	Chemie (EDO)
6		water	water		18.0	323	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	42268.1
Non-Polymers*	Number of molecules	8
	Total formula weight	3847.8
All*	Total formula weight	46115.9

*Water molecules are not included.