>3IIN_1|Chain A|U1 small nuclear ribonucleoprotein A|Homo sapiens (9606)
PETRPNHTIYINNLNEKIKKDELKKSLHAIFSRFGQILDILVSRSLKMRGQAFVIFKEVSSATNALRSMQGFPFYDKPMRIQYAKTDSDIIAKMK
>3IIN_2|Chain B|Group I intron|
GGCCGUGUGCCUUGCGCCGGGAAACCACGCAAGGGAUGGUGUCAAAUUCGGCGAAACCUAAGCGCCCGCCCGGGCGUAUGGCAACGCCGAGCCAAGCUUCGCAGCCAUUGCACUCCGGCUGCGAUGAAGGUGUAGAGACUAGACGGCACCCACCUAAGGCAAACGCUAUGGUGAAGGCAUAGUCCAGGGAGUGGCGA
>3IIN_3|Chain C|DNA/RNA (5'-R(*AP*AP*GP*CP*CP*AP*CP*AP*CP*AP*GP*AP*CP*C)-D(P*AP*GP*A)-R(P*CP*GP*GP*CP*C)-3')|
AAGCCACACAGACCAGACGGCC
>3IIN_4|Chain D|DNA/RNA (5'-R(*CP*A)-D(P*T)-3')|
CAT