DL-2-氨基辛酸，也称为α-氨基辛酸盐或α-氨基辛酸，属于称为α-氨基酸的有机化合物类别。

Potent and selective corticotrophin releasing factor receptor 1 (CRF1) agonist (EC50 = 0.18 nM for rat CRF1). Displays anxiolytic and antidepressant activity in vivo. Microinfusion into mouse prefrontal cortex reduces defensive behavior in vivo.

TAT 2-4 is a peptide derived from HIV-1 transactivator of transcription (Tat) protein.The HIV Tat-derived peptide is a small basic peptide that has been successfully shown to deliver a large variety of cargoes, from small particles to proteins, peptides and nucleic acids.