>1AXU_1|Chain A|DNA DUPLEX D(CCATC-[AP]G-CTACC)D(GGTAGAGATGG)| CCATCGCTACC >1AXU_2|Chain B|DNA DUPLEX D(CCATC-[AP]G-CTACC)D(GGTAGAGATGG)| GGTAGAGATGG