>gnl|PDB|1A1B.1 strand_id:A,B description:C-SRC TYROSINE KINASE MDSIQAEEWYFGKITRRESERLLLNAENPRGTFLVRESETTKGAYCLSVSDFDNAKGLNVKHYKIRKLDSGGFYITSRTQFNSLQQLVAYYSKHADGLCHRLTTVCP >gnl|PDB|1A1B.2 strand_id:C,D description:ACE-PHOSPHOTYR-GLU-(N,N-DIPENTYL AMINE) XXEX