Hirondellea gigas is a species of amphipod crustacean found in the hadal zone of the Pacific Ocean, particularly in the Mariana Trench. It is adapted to extreme deep-sea environments, living at depths exceeding 10,000 meters where pressures are immense and temperatures are near freezing. This species feeds on organic matter that sinks to the ocean floor, playing a crucial role in the deep-sea ecosystem as a scavenger. Its unique adaptations, such as a lightweight exoskeleton and specialized enzymes, allow it to survive and thrive in one of the most extreme habitats on Earth.
Species | Phylum | Common Name | Ecosystem | Depth | Habitat | NCBI Taxonomy ID |
---|---|---|---|---|---|---|
Hirondellea gigas | Arthropoda | - | Deep sea | 6,800-11,000 | Mariana Trench in the northwestern Pacific Ocean | 1518452 |
Genome Assembly | Genome Size | Assembly level | Released year | WGS accession | Submitter | BioProject | BUSCO completeness | Gene Number |
---|---|---|---|---|---|---|---|---|
- | 13.92Gb | Chromosome | 2025 | CNA0142381 | - | CNP0005374 | 89.34% | 27,881 |
Title | Journal | Pubmed ID |
---|---|---|
The amphipod genome reveals population dynamics and adaptations to hadal environment | Cell | 40054448 |
Gene ID | Description |
---|---|
Hgig_00096 | |
Hgig_00097 | TRYPTOPHAN 2,3-DIOXYGENASE |
Hgig_00098 | MEMBRANE-ASSOCIATED PROGESTERONE RECEPTOR COMPONENT-RELATED |
Hgig_00099 | |
Hgig_00100 | |
Hgig_00101 | SGT1 PROTEIN HSGT1 SUPPRESSOR OF GCR2 |
Hgig_00102 | TRANSCRIPTION INITIATION FACTOR IIE, ALPHA SUBUNIT |
Hgig_00103 | |
Hgig_00104 | PRE-MRNA PROCESSING PROTEIN PRP39-RELATED |
Hgig_00105 | |
Hgig_00106 | |
Hgig_00107 | |
Hgig_00108 | |
Hgig_00109 | E3 UBIQUITIN-PROTEIN LIGASE TRIM36-RELATED |
Hgig_00110 | |
Hgig_00111 | SI:CH211-266K2.1 |
Hgig_00112 | CYCLIC NUCLEOTIDE PHOSPHODIESTERASE |
Hgig_00113 | 2-OXOGLUTARATE (2OG) AND FE(II)-DEPENDENT OXYGENASE SUPERFAMILY PROTEIN-RELATED |
Hgig_00114 | 2-OXOGLUTARATE (2OG) AND FE(II)-DEPENDENT OXYGENASE SUPERFAMILY PROTEIN-RELATED |
Hgig_00115 | SERINE PROTEASE-RELATED |
Hgig_00116 | |
Hgig_00117 | SERINE PROTEASE-RELATED |
Hgig_00118 | |
Hgig_00119 | SH3 DOMAIN-CONTAINING |
Hgig_00120 | |
Hgig_00121 | |
Hgig_00122 | CADHERIN-87A |
Hgig_00123 | CADHERIN-23 |
Hgig_00124 | PROTEASE M1 ZINC METALLOPROTEASE |
Hgig_00125 | PEPTIDE CHAIN RELEASE FACTOR SUBUNIT 1 |
Hgig_00126 | |
Hgig_00127 | THAP DOMAIN PROTEIN |
Hgig_00128 | GOS-28 SNARE- RELATED |
Hgig_00129 | |
Hgig_00130 | FCH AND DOUBLE SH3 DOMAINS PROTEIN |
Hgig_00131 | |
Hgig_00132 | SI:CH211-266K2.1 |
Hgig_00133 | UBIQUITIN-CONJUGATING ENZYME E2 |
Hgig_00134 | RIBOSOMAL PROTEIN L5-RELATED |
Hgig_00135 | |
Hgig_00136 | GUANYLATE KINASE-RELATED |
Hgig_00137 | |
Hgig_00138 | |
Hgig_00139 | ER LUMEN PROTEIN RETAINING RECEPTOR |
Hgig_00140 | |
Hgig_00141 | 5-OXOPROLINASE RELATED |
Hgig_00142 | AGAP005574-PA |
Hgig_00143 | THAP DOMAIN-CONTAINING |
Hgig_00144 | UNCHARACTERIZED |
Hgig_00145 |