8u90 is a 1 chain structure with sequence from Klebsiella aerogenes KCTC 2190. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
A0A0H3FJT8_KLEAK Catalyzes the reversible aldol cleavage of N-acetylneuraminic acid (sialic acid; Neu5Ac) to form pyruvate and N-acetylmannosamine (ManNAc) via a Schiff base intermediate.[HAMAP-Rule:MF_01237]