UNAFold

Hello, How will I know if my DNA sequence is linear or circular. Below are my DNA Sequences of Aptamers. 1. 5’-SH-(CH2)6-GGCGCCAAACAGGACCACCATGACAATTACCCATACCACCTCATTATGCCCCATCTCCGC-3’ 2. 5’-NH2-(CH2)6-ATAAGAGCAAAATGCGGCAGAACAACGCAAACGGCTGTCATGGTGGTCCTGTTTGGCGCC-(CH2)6-SH-3’ 3.5’-NH2-(CH2)6-ATAAGAGC...