>3MUM_1|Chain A[auth P]|U1 small nuclear ribonucleoprotein A|Homo sapiens (9606) MAVPETRPNHTIYINNLNEKIKKDELKKSLHAIFSRFGQILDILVSRSLKMRGQAFVIFKEVSSATNALRSMQGFPFYDKPMRIQYAKTDSDIIAKMK >3MUM_2|Chain B[auth R]|G20A mutant c-di-GMP Riboswitch|null GGUCACGCACAGAGCAAACCAUUCGAAAGAGUGGGACGCAAAGCCUCCGGCCUAAACCAUUGCACUCCGGUAGGUAGCGGGGUUACCGAUGG