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_05496 | TRYPSIN-RELATED |
Hgig_05497 | ADENOSINE DEAMINASE |
Hgig_05498 | |
Hgig_05499 | G-PROTEIN COUPLED RECEPTOR MTH-LIKE 1-RELATED |
Hgig_05500 | PRE-MRNA SPLICING FACTOR |
Hgig_05501 | - |
Hgig_05502 | |
Hgig_05503 | RIBONUCLEASE H2 SUBUNIT A |
Hgig_05504 | MUSCLEBLIND-LIKE PROTEIN |
Hgig_05505 | |
Hgig_05506 | CARNITINE O-ACYLTRANSFERASE |
Hgig_05507 | |
Hgig_05508 | BEAT PROTEIN |
Hgig_05509 | |
Hgig_05510 | BEAT PROTEIN |
Hgig_05511 | FIBROIN HEAVY CHAIN FIB-H LIKE PROTEIN |
Hgig_05512 | |
Hgig_05513 | THIOREDOXIN DOMAIN-CONTAINING PROTEIN 11 |
Hgig_05514 | THIOREDOXIN DOMAIN-CONTAINING PROTEIN 11 |
Hgig_05515 | BEAT PROTEIN |
Hgig_05516 | TRANSPOSABLE ELEMENT-RELATED |
Hgig_05517 | PROTEIN CBG27172 |
Hgig_05518 | |
Hgig_05519 | |
Hgig_05520 | LD44762P |
Hgig_05521 | |
Hgig_05522 | NUCLEAR RECEPTOR CO-REPRESSOR RELATED NCOR |
Hgig_05523 | MACROGLOBULIN / COMPLEMENT |
Hgig_05524 | LATE SECRETORY PATHWAY PROTEIN AVL9-RELATED |
Hgig_05525 | LATE SECRETORY PATHWAY PROTEIN AVL9-RELATED |
Hgig_05526 | |
Hgig_05527 | UNCHARACTERIZED |
Hgig_05528 | RNA EXONUCLEASE REXO1 / RECO3 FAMILY MEMBER-RELATED |
Hgig_05529 | ATP-DEPENDENT RNA HELICASE DBP3 |
Hgig_05530 | LACTOSYLCERAMIDE 4-ALPHA-GALACTOSYLTRANSFERASE ALPHA- 1,4-GALACTOSYLTRANSFERASE |
Hgig_05531 | CDGSH IRON-SULFUR DOMAIN-CONTAINING PROTEIN 1 |
Hgig_05532 | HIGH-AFFINITY CHOLINE TRANSPORTER 1 |
Hgig_05533 | |
Hgig_05534 | LATE SECRETORY PATHWAY PROTEIN AVL9-RELATED |
Hgig_05535 | F20B24.22 |
Hgig_05536 | |
Hgig_05537 | REVERSE TRANSCRIPTASE DOMAIN-CONTAINING PROTEIN |
Hgig_05538 | |
Hgig_05539 | BIOTINIDASE-RELATED |
Hgig_05540 | BIOTINIDASE-RELATED |
Hgig_05541 | |
Hgig_05542 | TRANSPOSABLE ELEMENT-RELATED |
Hgig_05543 | RIBOSOMAL PROTEIN L5-RELATED |
Hgig_05544 | N-TERMINAL ACETYLTRANSFERASE |
Hgig_05545 | TOLL-INTERACTING PROTEIN |