>1JEG_1|Chain A|TYROSINE-PROTEIN KINASE CSK|Mus musculus (10090)
MSAIQAAWPSGTECIAKYNFHGTAEQDLPFCKGDVLTIVAVTKDPNWYKAKNKVGREGIIPANYVQKREGVKAGTKLSLMPWF
>1JEG_2|Chain B|HEMATOPOIETIC CELL PROTEIN-TYROSINE PHOSPHATASE 70Z-PEP|Mus musculus (10090)
SRRTDDEIPPPLPERTPESFIVVEE