8OSF

AAA+ motor subunit ChlI of magnesium chelatase, hexamer conformation A

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, E... (A, B, C, D, E...)	Magnesium-chelatase subunit ChlI	polymer	380	42125.9	6	UniProt (P58571) Pfam (PF01078) Pfam (PF17863)	Nostoc sp. PCC 7120 = FACHB-418	Mg-protoporphyrin IX chelatase
2	G, I, K, M, O (A, B, C, D, E)	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	5	Chemie (ATP)
3	H, J, L, N, P (A, B, C, D, E)	MAGNESIUM ION	non-polymer		24.3	5	Chemie (MG)
4	Q (F)	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	1	Chemie (ADP)

Sequence modifications

A, B, C, D, E, F: 2 - 374 (UniProt: P58571)

PDB	External Database	Details
Met -5	-	initiating methionine
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag
His 1	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	252755.6
Non-Polymers*	Number of molecules	11
	Total formula weight	3084.6
All*	Total formula weight	255840.2

*Water molecules are not included.