7JMA

Crystal structure of the apo form of Nitrogenase iron-molybdenum cofactor biosynthesis enzyme NifB from Methanothermobacter thermautotrophicus

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Nitrogenase iron-molybdenum cofactor biosynthesis protein NifB	polymer	296	33577.8	1	UniProt (O27899) Pfam (PF04055) In PDB	Methanothermobacter thermautotrophicus
2		water	water		18.0	73	Chemie (HOH)

Sequence modifications

A: 1 - 288 (UniProt: O27899)

PDB	External Database	Details
Leu 289	-	expression tag
Glu 290	-	expression tag
His 291	-	expression tag
His 292	-	expression tag
His 293	-	expression tag
His 294	-	expression tag
His 295	-	expression tag
His 296	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	33577.8
All*	Total formula weight	33577.8

*Water molecules are not included.