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_23047 | RIBOSOMAL PROTEIN L5-RELATED |
Hgig_23048 | CHAPERONIN |
Hgig_23049 | REVERSE TRANSCRIPTASES |
Hgig_23050 | CYSTEINE AND HISTIDINE-RICH DOMAIN-CONTAINING PROTEIN 1 |
Hgig_23051 | |
Hgig_23052 | REVERSE TRANSCRIPTASE DOMAIN-CONTAINING PROTEIN |
Hgig_23053 | TRANSPOSABLE ELEMENT TC3 TRANSPOSASE-LIKE PROTEIN |
Hgig_23054 | |
Hgig_23055 | CYTOCHROME C OXIDASE POLYPEPTIDE VIC-2 |
Hgig_23056 | HIV-INDUCED PROTEIN-7-LIKE PROTEASE |
Hgig_23057 | |
Hgig_23058 | |
Hgig_23059 | |
Hgig_23060 | |
Hgig_23061 | DRAB5-RELATED |
Hgig_23062 | HIV-INDUCED PROTEIN-7-LIKE PROTEASE |
Hgig_23063 | |
Hgig_23064 | |
Hgig_23065 | |
Hgig_23066 | ACTIN BUNDLING/MISSING IN METASTASIS-RELATED |
Hgig_23067 | TRANSPOSON TY3-I GAG-POL POLYPROTEIN |
Hgig_23068 | EUKARYOTIC TRANSLATION INITIATION FACTOR 3, THETA SUBUNIT |
Hgig_23069 | PROTEIN AF-9 HOMOLOG |
Hgig_23070 | |
Hgig_23071 | PROTEIN AF-9 HOMOLOG |
Hgig_23072 | PROTEIN CIP2A |
Hgig_23073 | PROTEIN CIP2A |
Hgig_23074 | ENDONUCLEASE-RELATED |
Hgig_23075 | |
Hgig_23076 | THIOREDOXIN-LIKE PROTEIN 1 |
Hgig_23077 | THIOREDOXIN-LIKE PROTEIN 1 |
Hgig_23078 | |
Hgig_23079 | RNA POLYMERASE-ASSOCIATED PROTEIN CTR9 |
Hgig_23080 | TRANSCRIPTION INITIATION FACTOR TFIID 55 KD SUBUNIT-RELATED |
Hgig_23081 | |
Hgig_23082 | |
Hgig_23083 | |
Hgig_23084 | |
Hgig_23085 | |
Hgig_23086 | TRANSPOSABLE ELEMENT TC3 TRANSPOSASE-LIKE PROTEIN |
Hgig_23087 | PROTEIN CBG27172 |
Hgig_23088 | |
Hgig_23089 | |
Hgig_23090 | |
Hgig_23091 | |
Hgig_23092 | |
Hgig_23093 | |
Hgig_23094 | PROTEIN CBG26694 |
Hgig_23095 | |
Hgig_23096 | RIBONUCLEASE H1 |