>4GRE_1|Chain A|DNA (5'-D(*CP*CP*GP*GP*TP*AP*(IOU)P*CP*GP*G)-3')|null
CCGGTAUCGG
>4GRE_2|Chain B|DNA (5'-D(*CP*CP*GP*AP*TP*AP*CP*CP*GP*G)-3')|null
CCGATACCGG