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_22947
Hgig_22948PROTEIN CBG26694
Hgig_22949PROTEIN CBG26694
Hgig_22950TRANSPOSABLE ELEMENT TC3 TRANSPOSASE-LIKE PROTEIN
Hgig_22951PHAGE_INTEGRASE DOMAIN-CONTAINING PROTEIN
Hgig_22952
Hgig_22953REGULATOR OF CHROMOSOME CONDENSATION
Hgig_22954
Hgig_22955REGULATOR OF CHROMOSOME CONDENSATION
Hgig_22956MITOGEN-ACTIVATED PROTEIN KINASE
Hgig_22957CHITIN SYNTHASE
Hgig_22958CAMP-DEPENDENT PROTEIN KINASE REGULATORY CHAIN
Hgig_22959
Hgig_22960FI19525P1
Hgig_22961
Hgig_22962ZINC FINGER PROTEIN AEBP2
Hgig_2296326S PROTEASOME NON-ATPASE REGULATORY SUBUNIT
Hgig_22964UNCHARACTERIZED PROTEIN C17ORF53 HOMOLOG
Hgig_22965
Hgig_22966EUKARYOTIC TRANSLATION INITIATION FACTOR 3 SUBUNIT F-RELATED
Hgig_22967GLUTATHIONE PEROXIDASE
Hgig_22968BADF TYPE ATPASE DOMAIN-CONTAINING PROTEIN
Hgig_22969TYPE I INOSITOL-1,4,5-TRISPHOSPHATE 5-PHOSPHATASE
Hgig_22970TYPE I INOSITOL-1,4,5-TRISPHOSPHATE 5-PHOSPHATASE
Hgig_22971PROTEIN CDV3 HOMOLOG
Hgig_22972
Hgig_22973TRANSPOSABLE ELEMENT TC3 TRANSPOSASE-LIKE PROTEIN
Hgig_22974-
Hgig_22975
Hgig_22976CYPHER, ISOFORM B
Hgig_22977
Hgig_22978BASIC HELIX-LOOP-HELIX PROTEIN NEUROGENIN-RELATED
Hgig_22979SIALIC ACID BINDING IMMUNOGLOBULIN-LIKE LECTIN
Hgig_22980ZINC METALLOPROTEASE FAMILY M13 NEPRILYSIN-RELATED
Hgig_22981
Hgig_22982CASPASE RECRUITMENT DOMAIN-CONTAINING PROTEIN 18
Hgig_22983TRANSPOSABLE ELEMENT TC3 TRANSPOSASE-LIKE PROTEIN
Hgig_22984
Hgig_22985
Hgig_22986MUSKELIN
Hgig_22987REVERSE TRANSCRIPTASE DOMAIN-CONTAINING PROTEIN
Hgig_22988
Hgig_22989
Hgig_22990REVERSE TRANSCRIPTASE
Hgig_22991
Hgig_22992TRANSPOSABLE ELEMENT TC3 TRANSPOSASE-LIKE PROTEIN
Hgig_22993
Hgig_22994
Hgig_22995TRANSPOSABLE ELEMENT TC3 TRANSPOSASE-LIKE PROTEIN
Hgig_22996
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