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_25449 | NEUROTRANSMITTER GATED ION CHANNEL |
Hgig_25450 | SYNAPTOTAGMIN |
Hgig_25451 | |
Hgig_25452 | TRANSPOSABLE ELEMENT TC3 TRANSPOSASE-LIKE PROTEIN |
Hgig_25453 | TRANSPOSABLE ELEMENT TC3 TRANSPOSASE-LIKE PROTEIN |
Hgig_25454 | SYNAPTOTAGMIN |
Hgig_25455 | |
Hgig_25456 | REVERSE TRANSCRIPTASE |
Hgig_25457 | ELONGATOR COMPLEX PROTEIN 5 |
Hgig_25458 | WD REPEAT DOMAIN-CONTAINING FAMILY |
Hgig_25459 | PROTEIN CBG27172 |
Hgig_25460 | |
Hgig_25461 | |
Hgig_25462 | TRANSPOSABLE ELEMENT TC3 TRANSPOSASE-LIKE PROTEIN |
Hgig_25463 | REVERSE TRANSCRIPTASES |
Hgig_25464 | ADAM A DISINTEGRIN AND METALLOPROTEASE DOMAIN |
Hgig_25465 | |
Hgig_25466 | TRANSPOSABLE ELEMENT TC3 TRANSPOSASE-LIKE PROTEIN |
Hgig_25467 | |
Hgig_25468 | OXIDASE/PEROXIDASE |
Hgig_25469 | |
Hgig_25470 | |
Hgig_25471 | GLUTAMYL-TRNA GLN AMIDOTRANSFERASE SUBUNIT B MITOCHONDRIAL AND PROKARYOTIC PET112-RELATED |
Hgig_25472 | |
Hgig_25473 | |
Hgig_25474 | |
Hgig_25475 | TRANSMEMBRANE PROTEASE SERINE |
Hgig_25476 | GALACTOSYLGALACTOSYLXYLOSYLPROTEIN 3-BETA-GLUCURONOSYLTRANSFERASE BETA-1,3-GLUCURONYLTRANSFERASE |
Hgig_25477 | |
Hgig_25478 | |
Hgig_25479 | |
Hgig_25480 | GALACTOSYLGALACTOSYLXYLOSYLPROTEIN 3-BETA-GLUCURONOSYLTRANSFERASE BETA-1,3-GLUCURONYLTRANSFERASE |
Hgig_25481 | |
Hgig_25482 | |
Hgig_25483 | |
Hgig_25484 | TRANSMEMBRANE PROTEIN C9ORF91 |
Hgig_25485 | REVERSE TRANSCRIPTASE DOMAIN-CONTAINING PROTEIN |
Hgig_25486 | COP9 SIGNALOSOME COMPLEX SUBUNIT 8 |
Hgig_25487 | |
Hgig_25488 | TRANSCRIPTION FACTOR GATA FAMILY MEMBER |
Hgig_25489 | |
Hgig_25490 | |
Hgig_25491 | TRANSPOSABLE ELEMENT TC3 TRANSPOSASE-LIKE PROTEIN |
Hgig_25492 | TRANSCRIPTION FACTOR GATA FAMILY MEMBER |
Hgig_25493 | TRANSCRIPTION FACTOR GATA FAMILY MEMBER |
Hgig_25494 | DEDICATOR OF CYTOKINESIS DOCK |
Hgig_25495 | UPF0193 PROTEIN EVG1 |
Hgig_25496 | CHITIN BINDING PERITROPHIN-A |
Hgig_25497 | |
Hgig_25498 | REVERSE TRANSCRIPTASE DOMAIN-CONTAINING PROTEIN |