4qsz is a 2 chain structure with sequence from Escherichia coli K-12 and Mus musculus. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
MALE_ECOLI Involved in the high-affinity maltose membrane transport system MalEFGK. Initial receptor for the active transport of and chemotaxis toward maltooligosaccharides.JMJD7_MOUSE