>1a1a_A: C-SRC TYROSINE KINASE MDSIQAEEWYFGKITRRESERLLLNAENPRGTFLVRESETTKGAYSLSVSDFDNAKGLNVKHYKIRKLDSGGFYITSRTQ FNSLQQLVAYYSKHADGLCHRLTTVCP >1a1a_B: ACE-FORMYL PHOSPHOTYR-GLU-(N,N-DIPENTYL AMINE) XYEX >1a1a_C: C-SRC TYROSINE KINASE MDSIQAEEWYFGKITRRESERLLLNAENPRGTFLVRESETTKGAYSLSVSDFDNAKGLNVKHYKIRKLDSGGFYITSRTQ FNSLQQLVAYYSKHADGLCHRLTTVCP >1a1a_D: ACE-FORMYL PHOSPHOTYR-GLU-(N,N-DIPENTYL AMINE) XYEX