>d1euu_1 b.1.18.2 (403-505) Sialidase, "linker" domain {Micromonospora viridifaciens} gicapftipdvalepgqqvtvpvavtnqsgiavpkpslqldaspdwqvqgsveplmpgrq akgqvtitvpagttpgryrvgatlrtsagnasttftvtvglld