>3dqw_A mol:protein length:286 Proto-oncogene tyrosine-protein kinase Src GHMQTQGLAKDAWEIPRESLRLEVKLGQGCFGEVWMGTWNGTTRVAIKTLKPGTMSPEA FLQEAQVMKKLRHEKLVQLYAVVSEEPIYIVIEYMSKGSLLDFLKGEMGKYLRLPQLVD MAAQIASGMAYVERMNYVHRDLRAANILVGENLVCKVADFGLARLIEDNEYTARQGAKF PIKWTAPEAALYGRFTIKSDVWSFGILLTELTTKGRVPYPGMVNREVLDQVERGYRMPC PPECPESLHDLMCQCWRKDPEERPTFEYLQAFLEDYFTSTEPQYQPGENL