>3R1L_1|Chains A, D|U1 small nuclear ribonucleoprotein A|Homo sapiens (9606) MAVPETRPNHTIYINNLNEKIKKDELKKSLHAIFSRFGQILDILVSRSLKMRGQAFVIFKEVSSATNALRSMQGFPFYDKPMRIQYAKTDSDIIAKMK >3R1L_2|Chains B, E|5'-R(*UP*CP*CP*AP*GP*UP*A)-3'| UCCAGUA >3R1L_3|Chains C, F|Class I ligase ribozyme|null GGAACACUAUACUACUGGAUAAUCAAAGACAAAUCUGCCCGAAGGGUUUGAGAACAUACCCAUUGCACUCCGGGUAUGCAGAGGUGGCAGCCUCCGGUGGGUUAAAACCCAACGUUCUCAACAAUAGUGA