>3u3f_C mol:protein length:139 Protein-tyrosine kinase 2-betaGSHMANLDRTDDLVYLNVMELVRAVLELKNELSQLPPEGYVVVVKNVGLTLRKLIGSVDDLLPSLPSSSRTEIEGTQKLLNKDLAELINKMRLAQQNAVTSLSEECKRQMLTASHTLAVDAKNLLDAVDQAKVLANLAH