2B0J

The crystal structure of the apoenzyme of the iron-sulfur-cluster-free hydrogenase (Hmd)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	5,10-methenyltetrahydromethanopterin hydrogenase	polymer	358	38739.1	1	UniProt (Q58194) Pfam (PF22616) Pfam (PF03201) In PDB	Methanocaldococcus jannaschii	H2-forming N5,N10-methylenetetrahydromethanopterin dehydrogenase, N5,N10-methenyltetrahydromethanopterin hydrogenase, H2-dependent methylene-H4 MPT dehydrogenase
2		water	water		18.0	219	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	38739.1
All*	Total formula weight	38739.1

*Water molecules are not included.