ST-0000071 X/ Kallman Sx E3 Gene: KAL1 Interval: IVS 6-IVS 7 Cytogenetic nomenclature: ish del(X)(p22.31)(KAL1-) [dpsc_display_product] Written by: Peter Rogan on August 25, 2009.Last revised by: May 17, 2011. Posted in and tagged X/ Kallman Sx E3 Gene: KAL1.