Collated Gene Ontology terms

Biological process: molecular adaptor activity(2020, 2025)

Molecular function: proteasome assembly2013, 2017, 2025 chaperone-mediated protein complex assembly2020, 2025 proteasome core complex assembly2024, 2025 regulation of cell cycle2002 negative regulation of apoptotic process2013 mitotic spindle assembly checkpoint signaling2002

Cellular component: nucleus2002, 2008, 2014, 2018, 2024, 2025 cytosol2013, 2017, 2024, 2025 proteasome complex2025 protein folding chaperone complex2020, 2025 cytoplasm2018, 2025

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: 0/3 
Arthropods: 5/5 
Tardigrades: 0/0 
Placozoa: 1/1 
Cnidaria: 1/1 
Porifera: 0/0 
Choanoflagellates+: 8/1 
Dikarya: 0/14 
Fungi (other): 0/1 
Protozoa: 3/3 
Excavates: 1/4 
Harosa: 1/4 
Hacrobia: 0/0 
Plants: 39/39 
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

Click here to switch to the previous version of the database.

Proteins

UniProt ID
Organism DB»		 Standard knownness clustom knownness Gene name Description Species  [Key only] GO terms Seq. links Protein domain links
PSMG2_HUMAN
Ensembl»
4.2
PSMG2 Proteasome assembly chaperone 2 (PAC-2) (Hepatocellular carcinoma-susceptibility protein
3) (Tumor necrosis factor superfamily member 5-induced protein 1)		 Homo sapiens
TI:9606 None
 
PSMG2_MOUSE
Ensembl»
5.4
Psmg2 Proteasome assembly chaperone 2 (CD40 ligand-activated specific transcript 3) (Proteasome chaperone
homolog 2) (Pba2) (Tumor necrosis factor superfamily member 5-induced protein 1)		 Mus musculus
TI:10090 None
 
A0A1D6L628_MAIZE
EnsemblPlants»
0.0
LOC100194052 Proteasome assembly chaperone 2 Zea mays
TI:4577 None
 
B7P4G3_IXOSC
EnsemblMetazoa»
0.0
8024479 Proteasome assembly chaperone 2 Ixodes scapularis
TI:6945 None
 
I1GMX2_BRADI
EnsemblPlants»
0.0
LOC100830359 Proteasome assembly chaperone 2 Brachypodium distachyon
TI:15368 None
 
K7D6U3_PANTR
Ensembl»
0.0
PSMG2 Proteasome assembly chaperone 2 Pan troglodytes
TI:9598 None
 
POC2_YEAST
SGD»
3.4
ADD66 Proteasome assembly chaperone 2 (Alpha-1-proteinase inhibitor-degradation
deficient protein 66) (Proteasome biogenesis-associated protein 2)		 Saccharomyces cerevisiae
TI:4932 None
 
Q7Y0D3_ORYSJ
euHCVdb»
0.0
Os03g0766900 Proteasome assembly chaperone 2 Oryza sativa
TI:4530 None
 
Q9LJ72_ARATH
TAIR»
1.0
At3g18940 Proteasome assembly chaperone 2 Arabidopsis thaliana
TI:3702 None
 
Q9VEC2_DROME
FlyBase»
1.0
Dmel\CG12321 Proteasome assembly chaperone 2 Drosophila melanogaster
TI:7227 None
 
A0A072UMW5_MEDTR
EnsemblPlants»
0.0
25492682 Proteasome assembly chaperone 2 Medicago truncatula
TI:3880 None
 
A0A078GEE3_BRANA
euHCVdb»
0.0
BnaC03g40710D Proteasome assembly chaperone 2 Brassica napus
TI:3708 None
 
A0A078JUL7_BRANA
euHCVdb»
0.0
BnaCnng62310D Proteasome assembly chaperone 2 Brassica napus
TI:3708 None
 
A0A251TN90_HELAN
euHCVdb»
0.0
HannXRQ_Chr10g0307581 HanXRQr2_Chr10g0453531 Proteasome assembly chaperone 2 Helianthus annuus
TI:4232 None
 
A0A3N7FL79_POPTR
euHCVdb»
0.0
POPTR_009G109601 Uncharacterized protein Populus trichocarpa
TI:3694 None
 
G3R3J3_GORGO
Ensembl»
0.0
PSMG2 Proteasome assembly chaperone 2 Gorilla gorilla
TI:9593 None
 
PSMG2_DANRE
ZFIN»
1.5
psmg2 Proteasome assembly chaperone 2 (Tumor necrosis
factor superfamily member 5-induced protein 1 homolog)		 Danio rerio
TI:7955 None
 
T1G1R7_HELRO
EnsemblMetazoa»
0.0
20215015 Proteasome assembly chaperone 2 Helobdella robusta
TI:6412 None
 
A0A022RRL1_ERYGU
euHCVdb»
0.0
MIMGU_mgv1a011492mg Proteasome assembly chaperone 2 Erythranthe guttata
TI:4155 None
 
A0A061DYS8_THECC
euHCVdb»
0.0
TCM_006296 Proteasome assembly chaperone 2 Theobroma cacao
TI:3641 None
 
A0A067E895_CITSI
euHCVdb»
0.0
CISIN_1g023526mg Proteasome assembly chaperone 2 Citrus sinensis
TI:2711 None
 
A0A0A0K3C6_CUCSA
neXtProt»
0.0
Csa_7G075580 Proteasome assembly chaperone 2 Cucumis sativus
TI:3659 None
 
A0A0K9NKL8_ZOSMR
euHCVdb»
0.0
ZOSMA_94G00460 Proteasome assembly chaperone 2 Zostera marina
TI:29655 None
 
A0A0U9HJX0_KLENI
euHCVdb»
0.0
KFL_000060740 Proteasome assembly chaperone 2 Klebsormidium nitens
TI:105231 None
 
A0A1D8PHU2_CANAL
CGD»
0.0
CAALFM_C207220WA orf19.9818 Proteasome assembly chaperone 2 Candida albicans
TI:5476 None
 
A0A1U8E8Q2_CAPAN
euHCVdb»
0.0
T459_31776 Proteasome assembly chaperone 2 Capsicum annuum
TI:4072 None
 
A0A1Z5S4Q8_SORBI
euHCVdb»
0.0
SORBI_3001G077500 Proteasome assembly chaperone 2 Sorghum bicolor
TI:4558 None
 
A0A251MW99_PRUPE
euHCVdb»
0.0
PRUPE_8G110200 Proteasome assembly chaperone 2 Prunus persica
TI:3760 None
 
A0A2C9U6N7_MANES
euHCVdb»
0.0
MANES_17G097200v8 Proteasome assembly chaperone 2 Manihot esculenta
TI:3983 None
 
A0A2K2AUU6_POPTR
euHCVdb»
0.0
POPTR_004G148700 Proteasome assembly chaperone 2 Populus trichocarpa
TI:3694 None
 
A0A2K3DEW0_CHLRE
neXtProt»
0.0
CHLRE_09g399589v5 Proteasome assembly chaperone 2 Chlamydomonas reinhardtii
TI:3055 None
 
A0A2R6WMZ4_MARPO
euHCVdb»
0.0
MARPO_0073s0081 Proteasome assembly chaperone 2 Marchantia polymorpha
TI:3197 None
 
A0A7I4FKC7_PHYPA
EnsemblPlants»
0.0
LOC112278746 Proteasome assembly chaperone 2 Physcomitrium patens
TI:3218 None
 
A0A804KHN9_MUSAM
EnsemblPlants»
0.0
GSMUA_227670.1 Proteasome assembly chaperone 2 Musa acuminata
TI:4641 None
 
A0A9R1VIJ5_LACSA
euHCVdb»
0.0
LSAT_V11C500271160 Proteasome assembly chaperone 2 Lactuca sativa
TI:4236 None
 
A2DAX6_TRIV3
TubercuList»
0.0
TVAG_377850 Proteasome assembly chaperone 2 Trichomonas vaginalis
TI:5722 None
 
A9V382_MONBE
euHCVdb»
0.0
MONBRDRAFT_9461 Proteasome assembly chaperone 2 Monosiga brevicollis
TI:81824 None 		 
 
B3RV69_TRIAD
CTD»
0.0
TRIADDRAFT_55546 Uncharacterized protein Trichoplax adhaerens
TI:10228 None
 
B9H0K4_POPTR
euHCVdb»
0.0
POPTR_004G148500 Proteasome assembly chaperone 2 Populus trichocarpa
TI:3694 None
 
B9RZF3_RICCO
euHCVdb»
0.0
RCOM_0938830 Proteasome assembly chaperone 2 Ricinus communis
TI:3988 None
 
C3ZAU9_BRAFL
euHCVdb»
0.0
LOC118418589 Proteasome assembly chaperone 2 Branchiostoma floridae
TI:7739 None
 
C4M2F8_ENTH1
TubercuList»
0.0
EHI_040290 Proteasome assembly chaperone 2 Entamoeba histolytica
TI:5759 None
 
D6WHI2_TRICA
euHCVdb»
0.0
AUGUSTUS-3.0.2_02896 Proteasome assembly chaperone 2 Tribolium castaneum
TI:7070 None
 
D7TPV2_VITVI
euHCVdb»
0.0
VIT_03s0063g01800 Proteasome assembly chaperone 2 Vitis vinifera
TI:29760 None
 
D8RHR5_SELML
euHCVdb»
0.0
SELMODRAFT_93986 Proteasome assembly chaperone 2 Selaginella moellendorffii
TI:88036 None
 
D8RHR9_SELML
euHCVdb»
0.0
SELMODRAFT_93646 Proteasome assembly chaperone 2 Selaginella moellendorffii
TI:88036 None
 
D8S4X6_SELML
euHCVdb»
0.0
SELMODRAFT_443855 Proteasome assembly chaperone 2 Selaginella moellendorffii
TI:88036 None
 
D8S4Y0_SELML
euHCVdb»
0.0
SELMODRAFT_108832 Proteasome assembly chaperone 2 Selaginella moellendorffii
TI:88036 None
 
E3JWA9_PUCGT
TubercuList»
0.0
PGTG_02775 Proteasome assembly chaperone 2 Puccinia graminis
TI:5297 None
 
E9GCC6_DAPPU
euHCVdb»
0.0
DAPPUDRAFT_316262 Proteasome assembly chaperone 2 Daphnia pulex
TI:6669 None
 
F0ZWZ4_DICPU
TubercuList»
0.0
DICPUDRAFT_156595 Proteasome assembly chaperone 2 Dictyostelium purpureum
TI:5786 None
 
F4P1Y9_BATDJ
neXtProt»
0.0
BATDEDRAFT_88091 Proteasome assembly chaperone 2 Batrachochytrium dendrobatidis
TI:109871 None
 
H3GPA4_PHYRM
EnsemblProtists»
0.0
Proteasome assembly chaperone 2 Phytophthora ramorum
TI:164328 None
 
H9EVL0_MACMU
Ensembl»
0.0
PSMG2 Proteasome assembly chaperone 2 Macaca mulatta
TI:9544 None
 
I1LJJ5_SOYBN
EnsemblPlants»
0.0
LOC100812348 Proteasome assembly chaperone 2 Glycine max
TI:3847 None
 
K4AK19_SETIT
EnsemblPlants»
0.0
Proteasome assembly chaperone 2 Setaria italica
TI:4555 None
 
K7LT23_SOYBN
EnsemblPlants»
0.0
LOC100799566 Proteasome assembly chaperone 2 Glycine max
TI:3847 None
 
PSMG2_BOVIN
Ensembl»
0.0
PSMG2 Proteasome assembly chaperone 2 Bos taurus
TI:9913 None
 
PSMG2_DICDI
dictyBase»
1.0
psmG2 Proteasome assembly chaperone 2 Dictyostelium discoideum
TI:44689 None
 
PSMG2_NEMVE
EnsemblMetazoa»
0.0
psmg2 Proteasome assembly chaperone 2 Nematostella vectensis
TI:45351 None
 
PSMG2_XENLA
Xenbase»
0.0
psmg2 Proteasome assembly chaperone 2 Xenopus laevis
TI:8355 None
 
PSMG2_XENTR
Xenbase»
0.0
psmg2 Proteasome assembly chaperone 2 Xenopus tropicalis
TI:8364 None
 
Q5K9P1_CRYD1
TubercuList»
0.0
CNK01290 Proteasome assembly chaperone 2 Cryptococcus deneoformans
TI:40410 None
 
Q6C524_YARLI
TubercuList»
0.0
YALI0_E21648g Proteasome assembly chaperone 2 Yarrowia lipolytica
TI:4952 None
 
Q753Q7_EREGS
euHCVdb»
0.0
AGOS_AFR427W Proteasome assembly chaperone 2 Eremothecium gossypii
TI:33169 None
 
Q7QFU9_ANOGA
EnsemblMetazoa»
0.0
1271566 Proteasome assembly chaperone 2 Anopheles gambiae
TI:7165 None
 
U5DB94_AMBTC
euHCVdb»
0.0
AMTR_s00059p00192890 Proteasome assembly chaperone 2 Amborella trichopoda
TI:13333 None
 
W5MTQ2_LEPOC
Ensembl»
0.0
Proteasome assembly chaperone 2 Lepisosteus oculatus
TI:7918 None
 
A0A1L8FYF7_XENLA
Xenbase»
0.0
psmg2.L Proteasome assembly chaperone 2 Xenopus laevis
TI:8355 None
   
A0A1S3YPK1_TOBAC
euHCVdb»
0.0
LOC107778217 Proteasome assembly chaperone 2 Nicotiana tabacum
TI:4097 None
   
A0A1S4BGY1_TOBAC
euHCVdb»
0.0
LOC107808155 Proteasome assembly chaperone 2 Nicotiana tabacum
TI:4097 None
   
A0A1U8AM64_NELNU
euHCVdb»
0.0
LOC104601986 Proteasome assembly chaperone 2 Nelumbo nucifera
TI:4432 None
   
A0A1U8JLW0_GOSHI
euHCVdb»
0.0
LOC107908569 Proteasome assembly chaperone 2 Gossypium hirsutum
TI:3635 None
   
A0A1U8MPP4_GOSHI
euHCVdb»
0.0
LOC107938847 Proteasome assembly chaperone 2 Gossypium hirsutum
TI:3635 None
   
A0A286ZLB0_PIG
Ensembl»
0.0
Proteasome assembly chaperone 2 Sus scrofa
TI:9823 None 		     
A0A286ZXX4_PIG
Ensembl»
0.0
PSMG2 Proteasome assembly chaperone 2 Sus scrofa
TI:9823 None
   
A0A3B6KQ38_WHEAT
EnsemblPlants»
0.0
LOC123105144 Proteasome assembly chaperone 2 Triticum aestivum
TI:4565 None
   
A0A3B6LTT0_WHEAT
EnsemblPlants»
0.0
LOC123113436 Proteasome assembly chaperone 2 Triticum aestivum
TI:4565 None
   
A0A3B6MZT8_WHEAT
EnsemblPlants»
0.0
LOC123122954 Proteasome assembly chaperone 2 Triticum aestivum
TI:4565 None
   
A0A3Q2LIG7_HORSE
Ensembl»
0.0
Proteasome assembly chaperone 2 Equus caballus
TI:9796 None
   
A0A3Q7ESX2_SOLLC
EnsemblPlants»
0.0
LOC101258795 Proteasome assembly chaperone 2 Solanum lycopersicum
TI:4081 None
   
A0A6I8RGV1_XENTR
Xenbase»
0.0
psmg2 Proteasome assembly chaperone 2 Xenopus tropicalis
TI:8364 None
   
A0A6P9DYI7_JUGRE
euHCVdb»
0.0
LOC109010699 Proteasome assembly chaperone 2 Juglans regia
TI:51240 None
   
A0A7M7G0Q6_STRPU
EnsemblMetazoa»
0.0
Proteasome assembly chaperone 2 Strongylocentrotus purpuratus
TI:7668 None
   
A0A8I3RSK3_CANLF
Ensembl»
0.0
PSMG2 Proteasome assembly chaperone 2 Canis lupus
TI:9612 None
   
A0A8I6XSW6_HORVV
EnsemblPlants»
0.0
LOC123452393 Proteasome assembly chaperone 2 Hordeum vulgare
TI:4513 None
   
A0A8V0X9V0_CHICK
Ensembl»
1.0
PSMG2 Proteasome assembly chaperone 2 Gallus gallus
TI:9031 None
   
A0A9R0IKR0_SPIOL
euHCVdb»
0.0
LOC110790385 Proteasome assembly chaperone 2 Spinacia oleracea
TI:3562 None
   
A0ABI7WAG2_FELCA
Ensembl»
0.0
PSMG2 Proteasome assembly chaperone 2 Felis catus
TI:9685 None 		     
A0ABI7WZV4_FELCA
Ensembl»
0.0
Proteasome assembly chaperone 2 Felis catus
TI:9685 None 		     
F6R4S0_ORNAN
Ensembl»
0.0
PSMG2 Proteasome assembly chaperone 2 Ornithorhynchus anatinus
TI:9258 None
   
F6ZQW8_HORSE
Ensembl»
0.0
LOC100058979 Proteasome assembly chaperone 2 Equus caballus
TI:9796 None
   
F7CBG6_MONDO
Ensembl»
0.0
PSMG2 Proteasome assembly chaperone 2 Monodelphis domestica
TI:13616 None
   
F7EHY7_MACMU
Ensembl»
0.0
Proteasome assembly chaperone 2 Macaca mulatta
TI:9544 None
   
G1KNR3_ANOCA
Ensembl»
0.0
PSMG2 Proteasome assembly chaperone 2 Anolis carolinensis
TI:28377 None
   
H2LCB5_ORYLA
Ensembl»
0.0
PSMG2 Proteasome assembly chaperone 2 Oryzias latipes
TI:8090 None
   
M1CFK9_SOLTU
EnsemblPlants»
0.0
Proteasome assembly chaperone 2 Solanum tuberosum
TI:4113 None
   
M4CBZ7_BRACM
EnsemblPlants»
0.0
Proteasome assembly chaperone 2 Brassica campestris
TI:3711 None
   
M4E0S4_BRACM
EnsemblPlants»
0.0
Proteasome assembly chaperone 2 Brassica campestris
TI:3711 None