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_21997 | |
Hgig_21998 | |
Hgig_21999 | T-CELL ACTIVATION RHO GTPASE ACTIVATING PROTEIN-RELATED |
Hgig_22000 | ATP-BINDING CASSETTE SUB-FAMILY B |
Hgig_22001 | SOLUTE CARRIER FAMILY 34 SODIUM PHOSPHATE , MEMBER 2-RELATED |
Hgig_22002 | V-TYPE PROTON ATPASE CATALYTIC SUBUNIT A |
Hgig_22003 | AAA DOMAIN-CONTAINING |
Hgig_22004 | L-THREONINE ALDOLASE-RELATED |
Hgig_22005 | |
Hgig_22006 | |
Hgig_22007 | |
Hgig_22008 | |
Hgig_22009 | |
Hgig_22010 | |
Hgig_22011 | RAB FAMILY |
Hgig_22012 | RECEPTOR-TYPE TYROSINE-PROTEIN PHOSPHATASE |
Hgig_22013 | |
Hgig_22014 | ZINC/IRON TRANSPORTER |
Hgig_22015 | ZINC/IRON TRANSPORTER |
Hgig_22016 | TRAF AND TNF RECEPTOR-ASSOCIATED PROTEIN |
Hgig_22017 | |
Hgig_22018 | HYPOXIA-INDUCIBLE FACTOR 1 ALPHA |
Hgig_22019 | HYPOXIA-INDUCIBLE FACTOR 1 ALPHA |
Hgig_22020 | |
Hgig_22021 | PROTEIN O-LINKED-MANNOSE BETA-1,2-N-ACETYLGLUCOSAMINYLTRANSFERASE 1 |
Hgig_22022 | OXIDASE/PEROXIDASE |
Hgig_22023 | PROTEIN CBG26694 |
Hgig_22024 | ADENYLATE CYCLASE TYPE 1 |
Hgig_22025 | CYSTEINE PROTEASE FAMILY C1-RELATED |
Hgig_22026 | EPIDIDYMAL MEMBRANE PROTEIN E9-RELATED |
Hgig_22027 | CYSTEINE PROTEASE FAMILY C1-RELATED |
Hgig_22028 | CYSTEINE PROTEASE FAMILY C1-RELATED |
Hgig_22029 | LIM/HOMEOBOX PROTEIN LHX |
Hgig_22030 | CHROMATIN ASSEMBLY FACTOR 1 SUBUNIT B |
Hgig_22031 | LIM/HOMEOBOX PROTEIN LHX |
Hgig_22032 | CHROMATIN ASSEMBLY FACTOR 1 SUBUNIT B |
Hgig_22033 | MULTIPLE COAGULATION FACTOR DEFICIENCY PROTEIN 2 NEURAL STEM CELL DERIVED NEURONAL SURVIVAL PROTEIN |
Hgig_22034 | |
Hgig_22035 | RNA-BINDING (RRM/RBD/RNP MOTIFS) FAMILY PROTEIN |
Hgig_22036 | SUPPRESSION OF TUMORIGENICITY 7 |
Hgig_22037 | PROTEIN STAR |
Hgig_22038 | |
Hgig_22039 | PROTEIN STAR |
Hgig_22040 | PROTEIN STAR |
Hgig_22041 | |
Hgig_22042 | |
Hgig_22043 | |
Hgig_22044 | |
Hgig_22045 | |
Hgig_22046 | THADA/DEATH RECEPTOR INTERACTING PROTEIN |