4DQ9

Crystal structure of the minor pseudopilin EPSH from the type II secretion system of Vibrio cholerae

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	General secretion pathway protein H	polymer	170	19545.6	2	UniProt (P45774) Pfam (PF12019)	Vibrio cholerae	Cholera toxin secretion protein epsH
2	C, D (A)	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
3	E (B)	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
4	F, G (A, B)	water	water		18.0	254	Chemie (HOH)

Sequence modifications

A, B: 27 - 188 (UniProt: P45774)

PDB	External Database	Details
Leu 189	-	expression tag
Glu 190	-	expression tag
His 191	-	expression tag
His 192	-	expression tag
His 193	-	expression tag
His 194	-	expression tag
His 195	-	expression tag
His 196	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	39091.2
Non-Polymers*	Number of molecules	3
	Total formula weight	81.4
All*	Total formula weight	39172.7

*Water molecules are not included.