Currently there are 48 native Wideangle Prime lenses for Nikon D5 and 22 of these lenses are autofocus (AF) type.
Nikon D5 doesn't have a sensor based image stabilization system but 1 of these Wideangle Prime lenses features optical image stabilization.
Since Nikon D5 has environmental sealings (Weather Sealing), you may like to couple your camera with one of these 12 Wideangle Prime lenses with Weather Sealings.