FOXK2 antisense RNA 1 (FOXK2-AS1)

**FOXK2 antisense RNA 1 (FOXK2-AS1)** is a predicted long noncoding natural antisense RNA transcribed from the opposite strand of the FOXK2 gene. While the existence of closely related antisense RNAs (e.g., Foxk1-AS in mouse) and similar lncRNA antisense transcripts (e.g., FOXC2-AS1) have been described and shown to post-transcriptionally regulate their sense gene by modulating mRNA stability or translation, there is currently no published experimental evidence describing the biological function, disease relevance, or therapeutic targeting of FOXK2-AS1 itself in humans[2][3][4]. Most literature and genomic databases reference FOXK2, a forkhead transcription factor, but not its antisense RNA[1][4]. The available data support FOXK2-AS1 as a natural antisense RNA with possible regulatory potential, but information specific to its function, disease association, or druggability is lacking, indicating this is not presently considered a defined therapeutic target. **Clarifications and limitations:** - FOXK2-AS1 appears to be an *inferred* entity by analogy to other forkhead gene antisense RNAs (such as Foxk1-AS and FOXC2-AS1)[2][3], but there is no experimental data or recognized authoritative source confirming this transcript for FOXK2 in human or mouse. - Therefore, listing it as a current therapeutic target is not supported, and most biomedical resources do not catalog FOXK2-AS1 as a validated or characterized molecule. - The nomenclature may reflect systematic cataloging of noncoding RNAs, but not all proposed antisense transcripts are experimentally supported or assigned clinical or molecular roles. **Summary:** FOXK2-AS1 is a hypothesized long noncoding antisense RNA to the FOXK2 gene, analogous to characterized NATs in related forkhead genes, but is not currently validated as a functional molecule or therapeutic target, and thus some information (e.g., biological function, interacting drugs) remains unknown or unsupported[2][3][4].

Other names

FOXK2-AS1FOXK2-ASFOXK2 natural antisense RNAFOXK2 lncRNA antisense