Two models were constructed, one in which all IdoA(2S) were in the 2S0 conformation (A and B below), and one in which they are in the 1C4 conformation (C and D below).
Construíronse dous modelos, un no cal todos os IdoA(2S) estaban na conformación 2S0 (indicados por A e B abaixo), e outro no cal están na conformación 1C4 (indicados por C e D abaixo).