3FWY

Crystal structure of the L protein of Rhodobacter sphaeroides light-independent protochlorophyllide reductase (BchL) with MgADP bound: a homologue of the nitrogenase Fe protein

Replaces:  3END

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)	Light-independent protochlorophyllide reductase iron-sulfur ATP-binding protein	polymer	314	34515.0	2	UniProt (Q9RFD6) Pfam (PF00142)	Rhodobacter sphaeroides 2.4.1	LI-POR subunit L, DPOR subunit L
2	C, E (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
3	D, G (A, B)	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	2	Chemie (ADP)
4	F (B)	IRON/SULFUR CLUSTER	non-polymer		351.6	1	Chemie (SF4)
5	H, I (A, B)	water	water		18.0	402	Chemie (HOH)

Sequence modifications

A, B: 2 - 297 (UniProt: Q9RFD6)

PDB	External Database	Details
Met -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
His -9	-	expression tag
Gly -8	-	expression tag
Met -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag
Gly 1	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	69030.1
Non-Polymers*	Number of molecules	5
	Total formula weight	1254.7
All*	Total formula weight	70284.7

*Water molecules are not included.