1NP6

Crystal structure of Escherichia coli MobB

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Molybdopterin-guanine dinucleotide biosynthesis protein B	polymer	174	19258.2	2	UniProt (P32125) Pfam (PF03205) In PDB	Escherichia coli
2	A, B	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
3		water	water		18.0	202	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	38516.4
Non-Polymers*	Number of molecules	2
	Total formula weight	192.1
All*	Total formula weight	38708.5

*Water molecules are not included.