Crossaster papposus
Rose seastar
GC content
32.80%
Whole genome
Non-coding
856 bp
Including the D-loop
Where Rose seastar sits among 2,335 species
Whole-genome GC content against maximum lifespan. Rose seastar has the 929th longest lifespan of them.
- This species
- All other species
Base composition
Whole genome16,335 bp
- GC skew (G − C) / (G + C)
- −0.227
- AT skew (A − T) / (A + T)
- +0.056
About this record
- Lifespan source
- SeaLifeBase v26.06
- Based on
- an animal in the wild
- Data quality
- acceptable
- Licence
- CC BY-NC 4.0
- Status
- New in build 2
- In the database since
- build 2 (2026-11-13)
The lifespan value is for non-commercial use only; the genome data is not restricted by it.
Every change against the 2015 build is in the changelog download.
Composition by region
Reference (L) strand as deposited in RefSeqWhole genome16,335 bp
Protein-coding11,464 bp
12S rRNA885 bp
16S rRNA1,582 bp
All tRNA1,550 bp
Genes and regions
Select a column to sort; select a gene to compare it across species| Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ND1NADH dehydrogenase subunit 1 | 975 bp | 33.23% | −0.198 | +0.346 | |||||
| ND2NADH dehydrogenase subunit 2 | 1,065 bp | 31.83% | −0.227 | +0.201 | |||||
| COX1Cytochrome c oxidase subunit I | 1,554 bp | 36.87% | −0.096 | −0.048 | |||||
| COX2Cytochrome c oxidase subunit II | 688 bp | 34.88% | −0.208 | −0.027 | |||||
| ATP8ATP synthase F0 subunit 8 | 165 bp | 23.03% | −0.421 | +0.102 | |||||
| ATP6ATP synthase F0 subunit 6 | 693 bp | 33.91% | −0.345 | −0.035 | |||||
| COX3Cytochrome c oxidase subunit III | 783 bp | 37.04% | −0.214 | −0.034 | |||||
| ND3NADH dehydrogenase subunit 3 | 351 bp | 35.04% | −0.366 | −0.070 | |||||
| ND4LNADH dehydrogenase subunit 4L | 297 bp | 30.98% | −0.217 | −0.054 | |||||
| ND4NADH dehydrogenase subunit 4 | 1,383 bp | 33.77% | −0.336 | +0.024 | |||||
| ND5NADH dehydrogenase subunit 5 | 1,899 bp | 31.33% | −0.284 | +0.023 | |||||
| ND6NADH dehydrogenase subunit 6 | 489 bp | 30.88% | −0.430 | +0.325 | |||||
| CYTBCytochrome b | 1,138 bp | 32.95% | −0.227 | −0.038 | |||||
| 12S rRNA12S ribosomal RNA | 885 bp | 35.03% | −0.103 | +0.266 | |||||
| 16S rRNA16S ribosomal RNA | 1,582 bp | 30.85% | −0.266 | +0.024 |
Codon usage
Counts per codon, darker is more frequent3,826 codons in all protein-coding genes. Grouped with the Echinoderm and flatworm mitochondrial code (NCBI table 9).
Phe F7.8%
UUU233
UUC67
Leu L16.0%
UUA222
UUG48
CUU153
CUC38
CUA125
CUG28
Ile I12.5%
AUU203
AUC23
AUA252
Met M1.9%
AUG73
Val V5.1%
GUU71
GUC11
GUA93
GUG20
Ser S9.7%
UCU119
UCC61
UCA78
UCG9
AGU24
AGC11
AGA54
AGG15
Pro P4.4%
CCU74
CCC42
CCA47
CCG4
Thr T6.8%
ACU84
ACC59
ACA115
ACG3
Ala A5.4%
GCU67
GCC61
GCA73
GCG6
Tyr Y3.2%
UAU83
UAC38
His H2.2%
CAU51
CAC34
Gln Q2.1%
CAA70
CAG12
Asn N6.4%
AAU67
AAC30
AAA146
Lys K1.3%
AAG48
Asp D1.6%
GAU34
GAC28
Glu E2.1%
GAA67
GAG13
Cys C0.9%
UGU19
UGC16
Trp W2.7%
UGA87
UGG15
Arg R1.8%
CGU9
CGC4
CGA47
CGG8
Gly G5.8%
GGU42
GGC17
GGA114
GGG50
Stop 0.3%
UAA8
UAG3
Genome map
37 annotated features in NC_053361.1Hover, tap or tab to a feature to see its position, length, strand and GC content. Genes and rRNAs open their own pages.
- Protein-coding13
- rRNA2
- tRNA22
- Outer ring: + strand, arrows run clockwise. Inner ring: − strand.
- Middle ring: GC% of each gene against the whole genome (32.8%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).
All 37 features as a table
| Feature | Type | Start | End | Length | Strand | GC |
|---|---|---|---|---|---|---|
| COX1 | Protein-coding gene | 1 | 1,554 | 1,554 bp | + | 36.9% |
| tRNA-Arg | Transfer RNA | 1,557 | 1,623 | 67 bp | + | – |
| ND4L | Protein-coding gene | 1,626 | 1,922 | 297 bp | + | 31.0% |
| COX2 | Protein-coding gene | 1,923 | 2,610 | 688 bp | + | 34.9% |
| tRNA-Lys | Transfer RNA | 2,611 | 2,684 | 74 bp | + | – |
| ATP8 | Protein-coding gene | 2,686 | 2,850 | 165 bp | + | 23.0% |
| ATP6 | Protein-coding gene | 2,835 | 3,527 | 693 bp | + | 33.9% |
| COX3 | Protein-coding gene | 3,532 | 4,314 | 783 bp | + | 37.0% |
| tRNA-Ser (UCN) | Transfer RNA | 4,314 | 4,384 | 71 bp | − | – |
| ND3 | Protein-coding gene | 4,411 | 4,761 | 351 bp | + | 35.0% |
| ND4 | Protein-coding gene | 4,775 | 6,157 | 1,383 bp | + | 33.8% |
| tRNA-His | Transfer RNA | 6,299 | 6,366 | 68 bp | + | – |
| tRNA-Ser (AGY) | Transfer RNA | 6,368 | 6,435 | 68 bp | + | – |
| ND5 | Protein-coding gene | 6,436 | 8,334 | 1,899 bp | + | 31.3% |
| ND6 | Protein-coding gene | 8,380 | 8,868 | 489 bp | − | 30.9% |
| CYTB | Protein-coding gene | 8,883 | 10,020 | 1,138 bp | + | 33.0% |
| tRNA-Phe | Transfer RNA | 10,021 | 10,092 | 72 bp | + | – |
| 12S rRNA | Ribosomal RNA | 10,092 | 10,976 | 885 bp | + | 35.0% |
| tRNA-Glu | Transfer RNA | 10,977 | 11,045 | 69 bp | + | – |
| tRNA-Thr | Transfer RNA | 11,060 | 11,132 | 73 bp | + | – |
| 16S rRNA | Ribosomal RNA | 11,593 | 13,174 | 1,582 bp | − | 30.9% |
| ND2 | Protein-coding gene | 13,223 | 14,287 | 1,065 bp | − | 31.8% |
| tRNA-Ile | Transfer RNA | 14,288 | 14,359 | 72 bp | − | – |
| ND1 | Protein-coding gene | 14,363 | 15,337 | 975 bp | − | 33.2% |
| tRNA-Leu (UUR) | Transfer RNA | 15,341 | 15,412 | 72 bp | − | – |
| tRNA-Gly | Transfer RNA | 15,438 | 15,507 | 70 bp | − | – |
| tRNA-Tyr | Transfer RNA | 15,509 | 15,578 | 70 bp | − | – |
| tRNA-Asp | Transfer RNA | 15,583 | 15,652 | 70 bp | + | – |
| tRNA-Met | Transfer RNA | 15,655 | 15,726 | 72 bp | − | – |
| tRNA-Val | Transfer RNA | 15,732 | 15,802 | 71 bp | + | – |
| tRNA-Cys | Transfer RNA | 15,803 | 15,869 | 67 bp | − | – |
| tRNA-Trp | Transfer RNA | 15,870 | 15,938 | 69 bp | − | – |
| tRNA-Ala | Transfer RNA | 15,944 | 16,013 | 70 bp | + | – |
| tRNA-Leu (CUN) | Transfer RNA | 16,014 | 16,085 | 72 bp | − | – |
| tRNA-Asn | Transfer RNA | 16,086 | 16,157 | 72 bp | − | – |
| tRNA-Gln | Transfer RNA | 16,159 | 16,229 | 71 bp | + | – |
| tRNA-Pro | Transfer RNA | 16,231 | 16,300 | 70 bp | − | – |