7V9U

Cryo-EM structure of E.coli retron-Ec86 (RT-msDNA-RNA) at 3.2 angstrom

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	RNA-directed DNA polymerase from retron EC86	polymer	320	36484.6	2	UniProt (P23070) Pfam (PF00078) In PDB	Escherichia coli	EC86-RT,Reverse transcriptase
2	D, C	DNA (105-MER)	polymer	105	32468.8	2	GenBank (341167)	Escherichia coli
3	E, G	RNA (81-MER)	polymer	81	25870.2	2	GenBank (341167)	Escherichia coli
4	F, H	RNA (5'-R(P*CP*GP*UP*AP*AP*GP*GP*G)-3')	polymer	14	4541.8	2		Escherichia coli

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	198730.8
All*	Total formula weight	198730.8

*Water molecules are not included.