ST-0000009 5/Cri-du-Chat Sx Gene: SEMA5A Interval: IVS 3 Cytogenetic nomenclature: ish del (5)(p15.31)(SEMA5A-) [dpsc_display_product] Written by: Peter Rogan on August 25, 2009.Last revised by: May 18, 2011. Posted in and tagged 5/Cri-du-Chat SxGene:.