Sequence_accession_number,Species_name,GC_content,Sequence_length,Sequence_status,Is_protein_coding_sequence,Is_annotated DD288478,Mesocentrotus nudus,52.7670527670528,777.0,observed,1,1 DI186213,Mesocentrotus nudus,53.3868539889614,5979.0,observed,1,1