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. Author manuscript; available in PMC: 2020 Sep 7.
Published in final edited form as: J Am Soc Mass Spectrom. 2019 May 20;30(9):1663–1678. doi: 10.1007/s13361-019-02225-3

Figure 2.

Figure 2.

LysC digest enables detection of (a) partially uncleaved [gp120+gp41] Env species, (b) truncated furin site. Upon furin cleavage, out of 6 possible Arg, either one Arg or no Arg are left at the C-terminus of gp120 subunit