Collated Gene Ontology terms

Biological process: oxidoreductase activity(2025) NADH dehydrogenase (ubiquinone) activity(2001, 2007, 2025)

Molecular function: respiratory electron transport chain2025 mitochondrial electron transport, NADH to ubiquinone2007, 2017, 2024, 2025 proton transmembrane transport2025 proton motive force-driven mitochondrial ATP synthesis2025 blastocyst hatching2018 aerobic respiration2025

Cellular component: respiratory chain complex I2001, 2024, 2025 mitochondrial inner membrane2013, 2024, 2025 mitochondrion2009, 2014, 2018, 2021, 2024, 2025 mitochondrial membrane2007, 2025 kinetoplast2018, 2025 plastid2019 chloroplast2018 NADH dehydrogenase complex2017

Phylogenetic distribution

Chordates: 20/21 
Echinoderms: 0/0 
Hemichordates: 1/1 
Annelids: 1/1 
Molluscs: 0/0 
Bryozoans: 0/0 
Platyhelminthes: 0/0 
Rotifers: 0/0 
Nematodes: 3/3 
Arthropods: 5/5 
Tardigrades: 0/0 
Placozoa: 1/1 
Cnidaria: 1/1 
Porifera: 0/0 
Choanoflagellates+: 10/1 
Dikarya: 0/14 
Fungi (other): 0/1 
Protozoa: 2/3 
Excavates: 2/4 
Harosa: 1/4 
Hacrobia: 0/0 
Plants: 38/39 
Archea: 0/8 
Bacteria: 0/35 

Find a cluster

Protein ID:
UniProt ID, accession, gene name or model org. database name
Cluster ID:
e.g. "UKP00123" or "123"

Download

Protein sequences (FASTA format)

Knownness history

2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 0 2 4 6 8 10 Knownness

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Proteins

UniProt ID
Organism DB»		 Standard knownness clustom knownness Gene name Description Species  [Show all] GO terms Seq. links Protein domain links
NDUA2_MOUSE
Ensembl»
2.9
Ndufa2 NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit
2 (Complex I-B8) (CI-B8) (NADH-ubiquinone oxidoreductase B8 subunit)		 Mus musculus
TI:10090 None
 
NDUA2_HUMAN
Ensembl»
2.4
NDUFA2 NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit
2 (Complex I-B8) (CI-B8) (NADH-ubiquinone oxidoreductase B8 subunit)		 Homo sapiens
TI:9606 None
 
Q9VR00_DROME
FlyBase»
2.4
ND-B8 NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit
2 (Complex I-B8) (NADH-ubiquinone oxidoreductase B8 subunit)		 Drosophila melanogaster
TI:7227 None
 
D3ZS58_RAT
RGD»
0.5
Ndufa2 NADH dehydrogenase [ubiquinone] 1
alpha subcomplex subunit 2		 Rattus norvegicus
TI:10116 None
   
NDUA2_ARATH
TAIR»
0.0
At5g47890 NADH dehydrogenase [ubiquinone] 1
alpha subcomplex subunit 2		 Arabidopsis thaliana
TI:3702 None
 
A0A8V0YC52_CHICK
Ensembl»
0.0
NDUFA2 NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit
2 (Complex I-B8) (NADH-ubiquinone oxidoreductase B8 subunit)		 Gallus gallus
TI:9031 None
   
D3ZI75_RAT
RGD»
0.0
LOC120099907 NADH dehydrogenase [ubiquinone] 1
alpha subcomplex subunit 2		 Rattus norvegicus
TI:10116 None
   
Q4VBI5_DANRE
ZFIN»
0.0
ndufa2 NADH dehydrogenase [ubiquinone] 1
alpha subcomplex subunit 2		 Danio rerio
TI:7955 None
 
Q9XWG2_CAEEL
WormBase»
1.0
ndua-2 NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit
2 (Complex I-B8) (NADH-ubiquinone oxidoreductase B8 subunit)		 Caenorhabditis elegans
TI:6239 None
 
Q1ZXN5_DICDI
dictyBase»
0.0
DDB_G0272476 Ribosomal protein/NADH
dehydrogenase domain-containing protein		 Dictyostelium discoideum
TI:44689 None