11234
Recombinant BRI1 - KD autophosphorylated on serine ( Ser ) and threonine ( Thr ) residues with p - Ser predominating .
 Recombinant BRI1 - KD
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 Recombinant BRI1 - KD