About Hirondellea gigas

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.


Basic Information
SpeciesPhylumCommon NameEcosystemDepthHabitatNCBI Taxonomy ID
Hirondellea gigasArthropoda-Deep sea6,800-11,000Mariana Trench in the northwestern Pacific Ocean1518452

Genome Assembly Information
Genome AssemblyGenome SizeAssembly levelReleased yearWGS accessionSubmitterBioProjectBUSCO completenessGene Number
-13.92GbChromosome2025CNA0142381-CNP000537489.34%27,881

References
TitleJournalPubmed ID
The amphipod genome reveals population dynamics and adaptations to hadal environmentCell40054448

Gene Information

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Gene IDDescription
Hgig_17647
Hgig_17648
Hgig_17649ZINC FINGER PROTEIN 200
Hgig_17650
Hgig_17651ZINC FINGER PROTEIN ZIC AND GLI
Hgig_17652
Hgig_17653ENDO/EXONUCLEASE/PHOSPHATASE DOMAIN-CONTAINING PROTEIN
Hgig_17654ZINC FINGER PROTEIN
Hgig_17655
Hgig_17656ZINC FINGER PROTEIN
Hgig_17657SPROUTY-RELATED, EVH1 DOMAIN-CONTAINING PROTEIN FAMILY MEMBER
Hgig_17658REVERSE TRANSCRIPTASE DOMAIN-CONTAINING PROTEIN
Hgig_17659
Hgig_17660
Hgig_17661REVERSE TRANSCRIPTASE DOMAIN-CONTAINING PROTEIN
Hgig_17662
Hgig_17663
Hgig_17664ZINC FINGER PROTEIN
Hgig_17665
Hgig_17666ALKALINE PHOSPHATASE
Hgig_17667ALKALINE PHOSPHATASE
Hgig_17668ALKALINE PHOSPHATASE
Hgig_17669COMPLEMENT COMPONENT C6
Hgig_17670ZINC FINGER AND SCAN DOMAIN-CONTAINING
Hgig_17671REVERSE TRANSCRIPTASE
Hgig_17672
Hgig_17673
Hgig_17674
Hgig_17675
Hgig_17676
Hgig_17677
Hgig_17678REVERSE TRANSCRIPTASE DOMAIN-CONTAINING PROTEIN
Hgig_17679
Hgig_17680
Hgig_17681ZINC FINGER PROTEIN
Hgig_17682ZINC FINGER PROTEIN
Hgig_17683PROTEIN CBG27172
Hgig_17684
Hgig_17685REVERSE TRANSCRIPTASE DOMAIN-CONTAINING PROTEIN
Hgig_17686
Hgig_17687ZINC FINGER PROTEIN 200
Hgig_17688ZINC FINGER PROTEIN
Hgig_17689
Hgig_17690
Hgig_17691
Hgig_17692ZINC FINGER PROTEIN
Hgig_17693ZINC FINGER PROTEIN
Hgig_17694ZINC FINGER PROTEIN
Hgig_17695
Hgig_17696
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