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The mammalian phosphoinositide 3 - kinases ( PI3Ks ) p110alpha , beta , and delta form heterodimers with Src homology 2 ( SH2 ) domain - containing adaptors such as p85alpha or p55 ( PIK ) .
 mammalian phosphoinositide 3 - kinases, PI3Ks, p110alpha , beta , and delta, Src homology 2, SH2, p85alpha, p55, PIK
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 mammalian phosphoinositide 3 - kinases, PI3Ks, p110alpha , beta , and delta, Src homology 2, SH2, p85alpha, p55, PIK