>2K7A_1|Chain A|SH3 domain of Tyrosine-protein kinase ITK/TSK|Mus musculus (10090) GSPEETLVIALYDYQTNDPQELALRCDEEYYLLDSSEIHWWRVQDKNGHEGYAPSSYLVEKSP >2K7A_2|Chain B|SH2 domain of Tyrosine-protein kinase ITK/TSK|Mus musculus (10090) GSNNLETYEWYNKSISRDKAEKLLLDTGKEGAFMVRDSRTPGTYTVSVFTKAIISENPCIKHYHIKETNDSPKRYYVAEKYVFDSIPLLIQYHQYNGGGLVTRLRYPVCG