Caption The structures of three membrane-associated cytoplasmic tails of gp41 are shown in red and orange, from this illustration of the trimeric spike structure. The rest of this HIV-1 envelope ...

The trimeric, α-helical coiled-coil core of the HIV-1 gp41 ectodomain is thought to be part of a transient, receptor-triggered intermediate in the refolding of the envelope glycoprotein into a ...