While mutations at these positions are less common than mutations at positions 417, 484, and 501, they still denote a shortcoming in these nanobodies. Read more from this series in parts one and two. Read more from this series in parts one, two, three, and four. The other nanobodiesU and Wwere overcome by spike mutations at positions 371 and 378. in part two of this series.
This article is about 700 years old.
( z0 age :ARG1 ( z1 article :mod ( z2 this ) ) :ARG2 ( z3 about :op ( z4 temporal-quantity :quant 700 :unit ( z5 year ) ) ) )
(z0 / age-01
    :ARG1 (z1 / article
              :mod (z2 / this))
    :ARG2 (z3 / about
              :op1 (z4 / temporal-quantity
                       :quant 700
                       :unit (z5 / year))))
This article is about 700 years old .
z1 :mod z2
z0 :ARG2 z3
z0 :ARG1 z1
z4 :quant 0
z3 :op1 z4
z4 :unit z5