7C8M

Crystal structure of IscU wild-type

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, C)	Nitrogen-fixing NifU domain protein	polymer	137	15264.5	2	UniProt (A0B757) Pfam (PF01592)	Methanothrix thermoacetophila	IscU
2	C, D (A, C)	FE2/S2 (INORGANIC) CLUSTER	non-polymer		175.8	2	Chemie (FES)

Sequence modifications

A, C: 1 - 129 (UniProt: A0B757)

PDB	External Database	Details
Leu 130	-	expression tag
Glu 131	-	expression tag
His 132	-	expression tag
His 133	-	expression tag
His 134	-	expression tag
His 135	-	expression tag
His 136	-	expression tag
His 137	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	30528.9
Non-Polymers*	Number of molecules	2
	Total formula weight	351.6
All*	Total formula weight	30880.6

*Water molecules are not included.