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_08047 | GTP-BINDING PROTEIN ALPHA SUBUNIT |
Hgig_08048 | CASPASE RECRUITMENT DOMAIN-CONTAINING PROTEIN 18 |
Hgig_08049 | PROTEASE FAMILY M14 CARBOXYPEPTIDASE A,B |
Hgig_08050 | CASPASE RECRUITMENT DOMAIN-CONTAINING PROTEIN 18 |
Hgig_08051 | |
Hgig_08052 | CUTICLE PROTEIN |
Hgig_08053 | CUTICLE PROTEIN |
Hgig_08054 | CUTICLE PROTEIN |
Hgig_08055 | CUTICLE PROTEIN |
Hgig_08056 | CUTICLE PROTEIN |
Hgig_08057 | EGF-LIKE-DOMAIN, MULTIPLE 7, 8 |
Hgig_08058 | PROTEIN YIPPEE-LIKE CG15309-RELATED |
Hgig_08059 | |
Hgig_08060 | SMALL NUCLEAR RIBONUCLEOPROTEIN SM |
Hgig_08061 | PHD FINGER PROTEIN 12 |
Hgig_08062 | TRANSPOSABLE ELEMENT TC3 TRANSPOSASE-LIKE PROTEIN |
Hgig_08063 | PEPTIDYL-PROLYL CIS-TRANS ISOMERASE-RELATED |
Hgig_08064 | |
Hgig_08065 | SERINE/THREONINE-PROTEIN KINASE |
Hgig_08066 | ENDO/EXONUCLEASE/PHOSPHATASE DOMAIN-CONTAINING PROTEIN |
Hgig_08067 | |
Hgig_08068 | PATCHED-RELATED |
Hgig_08069 | STROMAL CELL-DERIVED FACTOR 2-LIKE PROTEIN |
Hgig_08070 | CONTACTIN 5 |
Hgig_08071 | REVERSE TRANSCRIPTASE DOMAIN-CONTAINING PROTEIN |
Hgig_08072 | |
Hgig_08073 | DDE_TNP_1_7 DOMAIN-CONTAINING PROTEIN |
Hgig_08074 | |
Hgig_08075 | |
Hgig_08076 | |
Hgig_08077 | |
Hgig_08078 | EXODEOXYRIBONUCLEASE III |
Hgig_08079 | |
Hgig_08080 | MARINER MOS1 TRANSPOSASE-LIKE PROTEIN |
Hgig_08081 | |
Hgig_08082 | BETA-AMYLOID BINDING PROTEIN-RELATED |
Hgig_08083 | |
Hgig_08084 | JITTERBUG, ISOFORM N |
Hgig_08085 | ADAMTS A DISINTEGRIN AND METALLOPROTEASE WITH THROMBOSPONDIN MOTIFS PROTEASE |
Hgig_08086 | PROTEIN CBG27172 |
Hgig_08087 | PROTEIN CBG27172 |
Hgig_08088 | TRYPSIN-RELATED |
Hgig_08089 | TRANSMEMBRANE PROTEIN INDUCED BY TUMOR NECROSIS FACTOR ALPHA |
Hgig_08090 | C3ORF1 PROTEIN-RELATED |
Hgig_08091 | E3 UBIQUITIN-PROTEIN LIGASE RNF26 |
Hgig_08092 | |
Hgig_08093 | ANTIGEN BSP, PUTATIVE-RELATED |
Hgig_08094 | WD REPEAT-CONTAINING PROTEIN 61 |
Hgig_08095 | CHLORIDE CONDUCTANCE REGULATORY PROTEIN ICLN |
Hgig_08096 |