Or13a1,也称为olfactory receptor family 13, subfamily A, member 1,是一种位于人类染色体11p15.5的基因。该基因编码的蛋白属于嗅觉受体家族,嗅觉受体是一类G蛋白偶联受体,负责检测和识别环境中的化学信号。Or13a1基因的表达主要局限于鼻腔嗅上皮中的嗅觉神经细胞,其功能是参与嗅觉感知过程。
1. Holland, Peter W H, Marlétaz, Ferdinand, Maeso, Ignacio, Dunwell, Thomas L, Paps, Jordi. . New genes from old: asymmetric divergence of gene duplicates and the evolution of development. In Philosophical transactions of the Royal Society of London. Series B, Biological sciences, 372, . doi:. https://pubmed.ncbi.nlm.nih.gov/27994121/