Table 2. Genome assembly metrics of Auanema rhodensis, Caenorhabditis elegans and O. tipulae.
| Metric | A. rhodensis (scaffolds) | A. rhodensis (chromosomal assembly) | C. elegans (PRJNA13758)* | O. tipulae (CEW1_nOt2) |
|---|---|---|---|---|
| Number of scaffolds or chromosomes | 636 | 6 autosomes 1 X 493 unplaced scaffolds | 5 autosomes 1 X | 191 |
| Assembly size or draft genome size (Mb) | 60.6 | 57.8 | 100.2 | 59.4 |
| Number of scaffolds (> 200 bp) | 636 | 7 | 6 | 191 |
| Number of scaffolds (> 1,000 bp) | 440 | 7 | 6 | 157 |
| N50 (scaffolds > 1,000 bp) (bp) | 556,081 | 8,804,062 | 17,493,829 | 1,203,411 |
| Longest scaffold / chromosome (bp) | 3,360,731 | 9,627,060 | 20,924,180 | 4,597,891 |
| GC content (%) | 32.2 | 32.2 | 35.44 | 44.53 |
| Span of runs of Ns (>= 10 Ns) (bp) | 915,180 | 928,780 | NA | 16310 |
| Protein coding gene annotations | ||||
| Number of genes (protein-coding) | 11,570 | 10,861 | 23,629 | 14,938 |
| Exons | ||||
| Number of coding exons | 135,144 | 130,644 | 189,079 | 127,820 |
| Combined length of exons (bp) | 16,655,465 | 15,869,469 | 39,400,137 | 20,438,569 |
| Exon mean length (SD) (bp) | 123.2 (131.1) | 121.5 (121.8) | 208.4 (263) | 159.9 (138.09) |
| Exon median length (bp) | 109 | 109 | 146 | 132 |
| Minimum/maximum exon length (bp) | 3 / 11,659 | 3 / 11,659 | 1 / 14,975 | 3 / 10,071 |
| Introns | ||||
| Number of introns | 123,693 | 119,812 | 200,020 | 112,925 |
| Combined length of introns (bp) | 16,862,509 | 16,308,478 | 79,153,867 | 17,941,595 |
| Intron mean length (SD) (bp) | 136.3 (521.3) | 136.1 (521.4) | 395.7 (962.3) | 158.9 (366.8) |
| Intron median length (bp) | 47 | 47 | 82 | 41 |
| Minimum/maximum intron length (bp) | 7 / 24,877 | 7 / 24,877 | 1 / 100,912 | 7 / 11,345 |
*
Metrics for C. elegans were calculated from the WormBase annotations (WormBase web site, http://www.wormbase.org, release WS262, July 2018).