>4E20_1|Chain A|Non-receptor tyrosine-protein kinase TYK2|Mus musculus (10090) DPTVFHKRYLKKIRDLGEGHFGKVSLYCYDPTNDGTGEMVAVKALKEGCGPQLRSGWQREIEILRTLYHEHIVKYKGCCEDQGEKSVQLVMEYVPLGSLRDYLPRHCVGLAQLLLFAQQICEGMAYLHAQHYIHRALAARNVLLDNDRLVKIGDFGLAKAVPEGHEYYRVREDGDSPVFWYAPECLKECKFYYASDVWSFGVTLYELLTYCDSNQSPHTKFTELIGHTQGQMTVLRLTELLERGERLPRPDRCPCEIYHLMKNCWETEASFRPTFQNLVPILQTAQEKYQ