5IHP

Crystal Structure of Cobyrinic Acid a,c-diamide synthase from Mycobacterium smegmatis with bound ADP and Magnesium

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)	Cobyrinic Acid a,c-diamide synthase	polymer	273	29410.9	2	UniProt (A0QTQ5) Pfam (PF13614)	Mycobacterium smegmatis (strain ATCC 700084 / mc(2)155)
2	C, E (A, B)	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	2	Chemie (ADP)
3	D, F (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
4	G, H (A, B)	water	water		18.0	277	Chemie (HOH)

Sequence modifications

A, B: 9 - 273 (UniProt: A0QTQ5)

PDB	External Database	Details
Met 1	-	initiating methionine
Ala 2	-	expression tag
His 3	-	expression tag
His 4	-	expression tag
His 5	-	expression tag
His 6	-	expression tag
His 7	-	expression tag
His 8	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	58821.8
Non-Polymers*	Number of molecules	4
	Total formula weight	903.0
All*	Total formula weight	59724.9

*Water molecules are not included.