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_01996 | |
Hgig_01997 | ELONGATION FACTOR TU-RELATED |
Hgig_01998 | ELONGATION FACTOR TU-RELATED |
Hgig_01999 | |
Hgig_02000 | CCAAT-BINDING FACTOR-RELATED |
Hgig_02001 | MITOCHONDRIAL GLYCINE TRANSPORTER |
Hgig_02002 | |
Hgig_02003 | MITOCHONDRIAL GLYCINE TRANSPORTER |
Hgig_02004 | PBS LYASE HEAT-LIKE PROTEIN |
Hgig_02005 | REVERSE TRANSCRIPTASE DOMAIN-CONTAINING PROTEIN |
Hgig_02006 | |
Hgig_02007 | TRANSPOSABLE ELEMENT-RELATED |
Hgig_02008 | |
Hgig_02009 | |
Hgig_02010 | |
Hgig_02011 | SIDESTEP PROTEIN |
Hgig_02012 | |
Hgig_02013 | |
Hgig_02014 | |
Hgig_02015 | |
Hgig_02016 | GALACTOSE-3-O-SULFOTRANSFERASE |
Hgig_02017 | |
Hgig_02018 | |
Hgig_02019 | |
Hgig_02020 | UBIQUITIN-ACTIVATING ENZYME E1 |
Hgig_02021 | RAW, ISOFORM A |
Hgig_02022 | NEUROPEPTIDE Y RECEPTOR |
Hgig_02023 | RAW, ISOFORM A |
Hgig_02024 | |
Hgig_02025 | |
Hgig_02026 | |
Hgig_02027 | TRANSCRIPTIONAL REPRESSOR CTCFL-RELATED |
Hgig_02028 | REVERSE TRANSCRIPTASES |
Hgig_02029 | ATP-DEPENDENT RNA HELICASE |
Hgig_02030 | ATP-DEPENDENT RNA HELICASE |
Hgig_02031 | UFM1-SPECIFIC PROTEASE 2 |
Hgig_02032 | REVERSE TRANSCRIPTASE DOMAIN-CONTAINING PROTEIN |
Hgig_02033 | |
Hgig_02034 | JNK/SAPK-ASSOCIATED PROTEIN |
Hgig_02035 | ORIGIN RECOGNITION COMPLEX SUBUNIT 5 |
Hgig_02036 | NUCLEAR PORE COMPLEX PROTEIN SEC13 / SEH1 FAMILY MEMBER |
Hgig_02037 | NON-LTR RETROLELEMENT REVERSE TRANSCRIPTASE-LIKE PROTEIN-RELATED |
Hgig_02038 | NUCLEAR PORE COMPLEX PROTEIN SEC13 / SEH1 FAMILY MEMBER |
Hgig_02039 | DNA LIGASE |
Hgig_02040 | PROTEASE M1 ZINC METALLOPROTEASE |
Hgig_02041 | PROTEASE M1 ZINC METALLOPROTEASE |
Hgig_02042 | PROTEASE M1 ZINC METALLOPROTEASE |
Hgig_02043 | PROTEASE M1 ZINC METALLOPROTEASE |
Hgig_02044 | GLYCINE-RICH RNA-BINDING PROTEIN RZ1A |
Hgig_02045 |