8RTA

Arches-protomer complex full-length structure (TrwJ/VirB8) from the fully-assembled R388 type IV secretion system determined by cryo-EM.

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 (D, E, F, G)	TrwG protein	polymer	231	25800.0	4	UniProt (O50335)	Escherichia coli
2	E, F (H, I)	TrwE protein	polymer	395	42443.8	2	UniProt (O50337)	Escherichia coli

Sequence modifications

D, E, F, G: 1 - 231 (UniProt: O50335)

PDB	External Database	Details
Ala 188	Arg 188	conflict

H, I: 1 - 395 (UniProt: O50337)

PDB	External Database	Details
Asp 335	Asn 335	conflict

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	188087.5
All*	Total formula weight	188087.5

*Water molecules are not included.