The initial data xres
xres={{
'YAR029W' 'd' []
'YAR062W' 'du' 60
'YAR068W' 'du' 60
'YBL095W' 'uu' 60
'YBR028C' 'uu' 60
'YBR074W' 'uu' 60
'YBR138C' 'du' 60
'YBR241C' 'du' 60};
{
'YAR029W' 'd' []
'YAR062W' 'du' 60
'YAR068W' 'du' 60
'YBL095W' 'uu' 60
'YBR028C' 'ud' 60
'YBR074W' 'uu' 60
'YBR138C' 'du' 60
}}
x = xres;
z={''};
for jj = 1:numel(x)
q = x{jj};
[a,b,b] = unique(q(2:end,2));
t = [true;diff(b)~=0];
t2 = cumsum(t);
out = [z(ones(nnz(t),1)),a(b(t)),num2cell(histc(t2,1:max(t2)))];
x{jj} = [q;{'' '' '';'' 'var' 'occ'};out];
end