Sequence_accession_number,Species_name,GC_content,Sequence_length,Sequence_status,Is_protein_coding_sequence,Is_annotated AX088575,Megathura crenulata,34.7985347985348,273.0,observed,0,0 DI434274,Scleronephthya gracillimum,39.5604395604396,273.0,observed,0,0 HV043205,Ciona intestinalis,39.5604395604396,273.0,observed,0,0