>1DZ5_1|Chains A, B|U1 SMALL NUCLEAR RIBONUCLEOPROTEIN A|HOMO SAPIENS (9606) AVPETRPNHTIYINNLNEKIKKDELKKSLHAIFSRFGQILDILVSRSLKMRGQAFVIFKEVSSATNALRSMQGFPFYDKPMRIQYAKTDSDIIAKMKGTFV >1DZ5_2|Chains C, D|PIE, RNA (5'-R(*GP*AP*GP*AP*CP*AP*UP*UP*GP*CP*AP*CP*CP* CP*GP*GP*AP*GP*UP*CP*UP*C)-3')|HOMO SAPIENS (9606) GAGACAUUGCACCCGGAGUCUC