Y1
# Y1

Y1 has several uses including:

* Boeing Y1, the anticipated replacement for the company's existing Boeing 737 airliner
* Great Northern Y-1, an electric locomotive used by the Great Northern Railway.
* Y1 adrenocortical cell, a mouse cell line
* Y1 (railcar), a Swedish-made diesel multiple unit train
* LNER Class Y1, a class of British steam locomotives
* Y1 (tobacco), a genetically altered tobacco

and also :

* Blue Air IATA airline code
* y1, Yellow seed 1, a sorghum gene implied in the phlobaphene pigments pathway
