3LYQ

Crystal structure of IpgB2 from Shigella flexneri

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)	IpgB2	polymer	192	21936.0	2	UniProt (Q9AJW7) Pfam (PF03278)	Shigella flexneri	IpgB2, probably secreted by the Mxi-Spa secretion machinery
2	C, F, G (A, B)	CITRATE ANION	non-polymer		189.1	3	Chemie (FLC)
3	D, E (A)	MU-OXO-DIIRON	non-polymer		127.7	2	Chemie (FEO)
4	H, I (A, B)	water	water		18.0	106	Chemie (HOH)

Sequence modifications

A, B: 1 - 188 (UniProt: Q9AJW7)

PDB	External Database	Details
Gly -3	-	expression tag
Ala -2	-	expression tag
Met -1	-	expression tag
Asp 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	43872.0
Non-Polymers*	Number of molecules	5
	Total formula weight	822.7
All*	Total formula weight	44694.7

*Water molecules are not included.