Disruption of helix-capping residues 671 and 674 reveals a role in HIV-1 entry for a specialized hinge segment of the membrane proximal external region of gp41.

double alanine mutation hiv-1 clade B HxB2 MPER peptide. Residues 657-661 are from gp41 CHR.

Hiv-1 Gp41 Clade B Double Alanine Mutant Membrane Proximal External Region Peptide In Dpc Micelle

Schwieters, Kuszewski, Tjandra and Clore

Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax