# seq_id = sequence identity
# cov = sequence coverage in the orthogroup trimmed protein alignment
# avg_cov = mean coverage of orthogroup backbone sequences in the trimmed protein alignment
# sd_cov = standard deviation (for coverage mean) of orthogroup backbone sequences in the trimmed protein alignment
# len = total-length of conserved regions of sequence in the orthogroup trimmed protein alignment
# avg_len = mean total-lengths of conserved regions of backbone sequences in the trimmed orthogroup protein alignment
# sd_len = standard deviation (for total-lengths mean) of conserved regions of backbone sequences in the trimmed orthogroup protein alignment