These three proteins attach to each other in a more or less end - to - end manner, thereby
forming a
circular structure (see Figure 1; ONLY for the nerds: Smc1 and -3
form from long intramolecular coiled - coils by folding back onto themselves,
bringing together their N - and C - termini at the same end.
As with past projects, Sullivan achieves a
circular effect whereby partly
formed characters implore and reach for some exit or release only to be
brought back to their ineluctable task.