Figure 4.
A) Scheme for regioselective disulfide bond formation in human INSL5. B) RP-HPLC profile of the purified synthetic human INSL5 (eluant A: 0.1% aq. TFA; eluant B: 0.1% TFA in acetonitrile; gradient: 20–50% B over 30 min; Phenomenex C18 column, pore size 300 Å, particle size 5 μm, 4.6×250 mm).