>4KZ2_1|Chain A|phi29 pRNA 3WJ core RNA 18 mer|null UUGCCAUGUGUAUGUGGG >4KZ2_2|Chain B|phi29 pRNA 3WJ core RNA 20 mer|null CCCACAUACUUUGUUGAUCC >4KZ2_3|Chain C|phi29 pRNA 3WJ core RNA 16 mer|null GGAUCAAUCAUGGCAA