The human AKNA gene expresses multiple transcripts and protein isoforms as a result of alternative promoter usage, splicing, and polyadenylation. - Sims-Mourtada JC; Bruce S; McKeller MR; Rangel R; Guzman-Rojas L; Cain K; Lopez C; Zimonjic DB; Popescu NC; Gordon J; Wilkinson MF; Martinez-Valdez H (DNA and cell biology, 2005)