>1M5O_1|Chains A, C[auth D]|RNA SUBSTRATE|null GGCCACCUGACAGUCCUCUCC >1M5O_2|Chains B, D[auth E]|RNA HAIRPIN RIBOZYME|null GGAGAGAGAAGUCAACCAGAGAAACACACCAACCCAUUGCACUCCGGGUUGGUGGUAUAUUACCUGGUACGGGGGAAACUUCGUGGUGGCCG >1M5O_3|Chains E[auth C], F|U1 SMALL NUCLEAR RIBONUCLEOPROTEIN A|Homo sapiens (9606) MAVPETRPNHTIYINNLNEKIKKDELKKSLHAIFSRFGQILDILVSRSLKMRGQAFVIFKEVSSATNALRSMQGFPFYDKPMRIQYAKTDSDIIAKMKGT