Teratocarcinoma-derived growth factor 1 pseudogene 4 (TDGF1P4)

Teratocarcinoma-derived growth factor 1 pseudogene 4 (CRIPTOP4/TDGF1P4), also called CR-4 or CRIPTO-4, is a processed pseudogene closely related to the CRIPTO gene (TDGF1). Unlike its parent gene, which encodes an embryonic signaling protein implicated in development and cancer, CRIPTOP4 is a non-coding genomic sequence. Pseudogenes like CRIPTOP4 may participate in the regulation of gene expression at the RNA level, potentially by acting as decoys for regulatory microRNAs or producing long non-coding RNAs. However, the specific biological roles of CRIPTOP4 remain uncharacterized, and there is no evidence for direct translational or therapeutic relevance. It is not a receptor, enzyme, or direct target of drugs, and does not serve as a biomarker or present safety concerns relevant to drugs or disease management[2][3][4][7]. Key clarification: CRIPTOP4 is not a functional protein or receptor but rather a pseudogene with potential, but unconfirmed, regulatory effects at the RNA level. It is not considered a therapeutic or pharmacological target.

Other names

CRIPTOP4CR-4CRIPTO-4TDGF4