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_24997 | BETA-1,3-N-ACETYLGLUCOSAMINYLTRANSFERASE |
Hgig_24998 | NEUROTRANSMITTER GATED ION CHANNEL |
Hgig_24999 | RUVB-RELATED REPTIN AND PONTIN |
Hgig_25000 | POL PROTEIN |
Hgig_25001 | FATTY ACID ACYL TRANSFERASE-RELATED |
Hgig_25002 | VOLTAGE-GATED CATION CHANNEL CALCIUM AND SODIUM |
Hgig_25003 | CULLIN |
Hgig_25004 | CULLIN |
Hgig_25005 | DALRD3 PROTEIN |
Hgig_25006 | DALRD3 PROTEIN |
Hgig_25007 | MYOSIN |
Hgig_25008 | MICROSOMAL TRIGLYCERIDE TRANSFER PROTEIN, LARGE SUBUNIT |
Hgig_25009 | |
Hgig_25010 | DEATH DOMAIN-CONTAINING PROTEIN |
Hgig_25011 | |
Hgig_25012 | PHOSPHOTYROSINE INTERACTION DOMAIN-CONTAINING FAMILY MEMBER |
Hgig_25013 | C-TYPE LECTIN DOMAIN-CONTAINING PROTEIN 180 |
Hgig_25014 | LD08641P |
Hgig_25015 | SORTING NEXIN |
Hgig_25016 | LD08641P |
Hgig_25017 | ENDONUCLEASE III-LIKE PROTEIN 1 |
Hgig_25018 | |
Hgig_25019 | LONG-CHAIN-FATTY-ACID--COA LIGASE |
Hgig_25020 | GENERAL TRANSCRIPTION FACTOR IIH SUBUNIT 2 |
Hgig_25021 | EXOSOME COMPLEX COMPONENT |
Hgig_25022 | |
Hgig_25023 | |
Hgig_25024 | |
Hgig_25025 | NUCLEAR HORMONE RECEPTOR |
Hgig_25026 | GUANYL-NUCLEOTIDE EXCHANGE FACTOR |
Hgig_25027 | 60S RIBOSOMAL PROTEIN L28 |
Hgig_25028 | ADP-RIBOSYLATION FACTOR-RELATED PROTEIN 1 |
Hgig_25029 | KNIRPS-RELATED PROTEIN-RELATED |
Hgig_25030 | |
Hgig_25031 | |
Hgig_25032 | MEDIATOR OF RNA POLYMERASE II TRANSCRIPTION SUBUNIT 23 |
Hgig_25033 | QUIESCIN Q6-RELATED SULFHYDRYL OXIDASE |
Hgig_25034 | UNCHARACTERIZED |
Hgig_25035 | PEPTIDYL-PROLYL CIS-TRANS ISOMERASE |
Hgig_25036 | PEPTIDYL-PROLYL CIS-TRANS ISOMERASE |
Hgig_25037 | BREAST CANCER METASTASIS-SUPPRESSOR 1 |
Hgig_25038 | |
Hgig_25039 | CYCLIC AMP RESPONSE ELEMENT-BINDING PROTEIN B |
Hgig_25040 | PROTEIN PHOSPHATASE 2C |
Hgig_25041 | |
Hgig_25042 | |
Hgig_25043 | |
Hgig_25044 | GREMLIN 1 |
Hgig_25045 | |
Hgig_25046 |