4IXO

X-ray structure of NifS-like protein from Rickettsia africae ESF-5

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)	NifS-like protein	polymer	380	41705.2	2	UniProt (C3PNQ7) Pfam (PF00266)	Rickettsia africae
2	C, D (A, B)	1,2-ETHANEDIOL	non-polymer		62.1	2	Chemie (EDO)
3	E (B)	CALCIUM ION	non-polymer		40.1	1	Chemie (CA)
4	F, G (A, B)	water	water		18.0	407	Chemie (HOH)

Sequence modifications

A, B: 1 - 372 (UniProt: C3PNQ7)

PDB	External Database	Details
Met -7	-	initiating methionine
Ala -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

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	83410.3
Non-Polymers*	Number of molecules	3
	Total formula weight	164.2
All*	Total formula weight	83574.6

*Water molecules are not included.