3IQE

Structure of F420 dependent methylene-tetrahydromethanopterin dehydrogenase in complex with methylene-tetrahydromethanopterin and coenzyme F420

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E... (A, B, C, D, E...)	F420-dependent methylenetetrahydromethanopterin dehydrogenase	polymer	283	31415.9	6	UniProt (P94951) Pfam (PF01993)	Methanopyrus kandleri	MTD, Coenzyme F420-dependent N5,N10-methylenetetrahydromethanopterin dehydrogenase
2	G, I, M, Q, U... (A, B, C, D, E...)	5,10-DIMETHYLENE TETRAHYDROMETHANOPTERIN	non-polymer		788.7	6	Chemie (H4M)
3	H, J, N, R, V... (A, B, C, D, E...)	COENZYME F420	non-polymer		773.6	6	Chemie (F42)
4	K, L, O, S (B, C, D)	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)
5	P, T, W (C, D, E)	SODIUM ION	non-polymer		23.0	3	Chemie (NA)
6	AA, BA, CA, DA, EA... (B, C, D, E, F...)	water	water		18.0	634	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	188495.3
Non-Polymers*	Number of molecules	19
	Total formula weight	9603.0
All*	Total formula weight	198098.3

*Water molecules are not included.