>4OND_1|Chains A, B, C[auth E], D[auth F]|Ancestral SR2 Helix Mutant|synthetic construct (32630) SPPQKVCLICGDEASGCHYGVLTCEGCKAFFKRAVEGQHNYLCAGRNDCIIDKIRRKNCPACRLRKCLQAGMTLGARKSKKL >4OND_2|Chains E[auth I], G[auth K]|5'-D(*CP*CP*AP*GP*GP*TP*CP*AP*GP*AP*GP*TP*GP*AP*CP*CP*TP*G)-3'| CCAGGTCAGAGTGACCTG >4OND_3|Chains F[auth J], H[auth L]|5'-D(*TP*CP*AP*GP*GP*TP*CP*AP*CP*TP*CP*TP*GP*AP*CP*CP*TP*G)-3'| TCAGGTCACTCTGACCTG