4a4y is a 1 chain structure with sequence from Shigella flexneri. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
MXIG_SHIFL Involved in the secretion of the Ipa antigens. Involved in the intracellular dissemination of Shigella. Part of the Mxi-Spa secretion apparatus.