>gnl|PDB|1B72.3 strand_id:A description:PROTEIN (HOMEOBOX PROTEIN HOX-B1)
MEPNTPTARTFDWMKVKRNPPKTAKVSEPGLGSPSGLRTNFTTRQLTELEKEFHFNKYLSRARRVEIAATLELNETQVKIWFQNRRMKQKKREREGG
>gnl|PDB|1B72.4 strand_id:B description:PROTEIN (PBX1)
ARRKRRNFNKQATEILNEYFYSHLSNPYPSEEAKEELAKKCGITVSQVSNWFGNKRIRYKKNIGKFQEEANIYAAKTAVTATNVSAH