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_19297 | THREONINE DEHYDRATASE, MITOCHONDRIAL-RELATED |
Hgig_19298 | DNA MISMATCH REPAIR PROTEIN MLH, PMS, MUTL |
Hgig_19299 | |
Hgig_19300 | NADH-UBIQUINONE OXIDOREDUCTASE PDSW SUBUNIT |
Hgig_19301 | |
Hgig_19302 | IONOTROPIC GLUTAMATE RECEPTOR |
Hgig_19303 | |
Hgig_19304 | UNCHARACTERIZED |
Hgig_19305 | UNCHARACTERIZED |
Hgig_19306 | |
Hgig_19307 | UNCHARACTERIZED |
Hgig_19308 | |
Hgig_19309 | CHROMOBOX PROTEIN |
Hgig_19310 | |
Hgig_19311 | DISCS LARGE |
Hgig_19312 | LATROPHILIN RECEPTOR-LIKE PROTEIN A |
Hgig_19313 | LATROPHILIN RECEPTOR-LIKE PROTEIN A |
Hgig_19314 | |
Hgig_19315 | |
Hgig_19316 | UROPORPHYRINOGEN III SYNTHASE |
Hgig_19317 | SIKE FAMILY MEMBER |
Hgig_19318 | - |
Hgig_19319 | INNER MEMBRANE TRANSPORT PROTEIN YAJR |
Hgig_19320 | SIKE FAMILY MEMBER |
Hgig_19321 | ATP-DEPENDENT RNA HELICASE DBP3 |
Hgig_19322 | ATP-DEPENDENT RNA AND DNA HELICASE |
Hgig_19323 | RNA-BINDING PROTEIN 8A |
Hgig_19324 | EIF-1A |
Hgig_19325 | KRUEPPEL-LIKE TRANSCRIPTION FACTOR |
Hgig_19326 | PROTEIN CBG27172 |
Hgig_19327 | CALMODULIN-LYSINE N-METHYLTRANSFERASE |
Hgig_19328 | PDZ DOMAIN-CONTAINING PROTEIN 8 |
Hgig_19329 | PDZ DOMAIN-CONTAINING PROTEIN 8 |
Hgig_19330 | PDZ DOMAIN-CONTAINING PROTEIN 8 |
Hgig_19331 | |
Hgig_19332 | LIPASE |
Hgig_19333 | RHOMBOID-RELATED PROTEIN |
Hgig_19334 | MACROPHAGE ERYTHROBLAST ATTACHER-RELATED |
Hgig_19335 | |
Hgig_19336 | LEUCOKININ RECEPTOR-RELATED |
Hgig_19337 | REVERSE TRANSCRIPTASE |
Hgig_19338 | |
Hgig_19339 | BREAST CARCINOMA AMPLIFIED SEQUENCE 3 |
Hgig_19340 | BREAST CARCINOMA AMPLIFIED SEQUENCE 3 |
Hgig_19341 | MEDIATOR OF RNA POLYMERASE II TRANSCRIPTION, SUBUNIT 9 |
Hgig_19342 | ECTONUCLEOTIDE PYROPHOSPHATASE/PHOSPHODIESTERASE |
Hgig_19343 | STRUCTURAL CONTITUENT OF CUTICLE |
Hgig_19344 | |
Hgig_19345 | STRUCTURAL CONTITUENT OF CUTICLE |
Hgig_19346 |