>3I2S_1|Chain A|5'-R(*UP*CP*CP*CP*(A2M)P*GP*UP*CP*CP*AP*CP*CP*GP*U)-3'|null UCCCAGUCCACCGU >3I2S_2|Chain B|DNA/RNA (30-MER)|null CGGUGAGAXGGGXGGCAGAGAAACACACGA >3I2S_3|Chain C|5'-R(*UP*CP*GP*UP*GP*GP*UP*AP*CP*AP*UP*UP*AP*CP*CP*UP*GP*CP*C)-3'|null UCGUGGUACAUUACCUGCC