Collated Gene Ontology terms

Biological process: RNA binding(2009, 2014, 2020, 2025) nucleic acid binding(2025) U1 snRNP binding(2014, 2018, 2025) RS domain binding(2020, 2025) ubiquitin conjugating enzyme activity(2024, 2025) chromatin DNA binding(2017) transferase activity(2025) transcription coactivator activity(2020) nucleotide binding(2025) mRNA binding(2006, 2007)
ATP binding2025 RNA-DNA hybrid ribonuclease activity2025

Molecular function: mRNA processing2025 RNA splicing2007, 2025 regulation of mRNA splicing, via spliceosome2020, 2022, 2025 DNA-templated transcription2025 regulation of gene expression2024, 2025 regulation of RNA metabolic process2025 mRNA splicing, via spliceosome2010, 2024, 2025 positive regulation of DNA-templated transcription2020, 2025 nuclear envelope organization2022 regulation of transcription by RNA polymerase II2020
regulation of alternative mRNA splicing, via spliceosome2006, 2018 mRNA cis splicing, via spliceosome2024 RNA splicing, via transesterification reactions2007 RNA processing2005

Cellular component: nucleus2006, 2009, 2018, 2025 nuclear speck2017, 2025 protein-containing complex2017, 2025 U2-type spliceosomal complex2024, 2025 spliceosomal complex2024, 2025 nucleoplasm2015, 2020, 2022, 2025 U2 snRNP2017 precatalytic spliceosome2010, 2017 microtubule cytoskeleton2025 membrane2014
chromatin2024 centriolar satellite2025 catalytic step 2 spliceosome2010

Phylogenetic distribution

Chordates: 22/21 
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: 4/5 
Tardigrades: 0/0 
Placozoa: 1/1 
Cnidaria: 1/1 
Porifera: 0/0 
Choanoflagellates+: 12/1 
Dikarya: 0/14 
Fungi (other): 0/1 
Protozoa: 2/3 
Excavates: 0/4 
Harosa: 4/4 
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

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

Proteins

UniProt ID
Organism DB»		 Standard knownness clustom knownness Gene name Description Species  [Show all] GO terms Seq. links Protein domain links
A0A8J8XIU8_RAT
RGD»
2.0
Rbm39 RNA binding motif protein 39 Rattus norvegicus
TI:10116 None
   
E1BRU3_CHICK
Ensembl»
0.5
RBM23 RNA-binding protein 39
(RNA-binding motif protein 39)		 Gallus gallus
TI:9031 None
   
F4ILE1_ARATH
TAIR»
0.5
At2g16940 Splicing factor, CC1-like protein Arabidopsis thaliana
TI:3702 None
 
Q58ER0_DANRE
ZFIN»
0.5
rbm39b RNA-binding motif protein
39b (RNA-binding protein 39b)		 Danio rerio
TI:7955 None
 
Q803H1_DANRE
ZFIN»
0.5
rbm39a RNA-binding motif protein 39a
(RNA-binding protein 39a) (Rbm39a protein)		 Danio rerio
TI:7955 None
 
Q93Y25_ARATH
TAIR»
0.5
MYH9.9 Splicing factor, CC1-like
protein (Splicing factor-like protein)		 Arabidopsis thaliana
TI:3702 None
 
Q9N368_CAEEL
WormBase»
1.0
rbm-39 RRM domain-containing protein Caenorhabditis elegans
TI:6239 None
 
Q9VM49_DROME
FlyBase»
3.3
Caper Caper, isoform A (Caper, isoform B) (LD35730p) Drosophila melanogaster
TI:7227 None
 
RBM23_HUMAN
Ensembl»
2.6
RBM23 Probable RNA-binding protein 23 (CAPER beta) (CAPERbeta) (RNA-binding motif
protein 23) (RNA-binding region-containing protein 4) (Splicing factor SF2)		 Homo sapiens
TI:9606 None
 
RBM39_HUMAN
Ensembl»
3.5
RBM39 RNA-binding protein 39 (CAPER alpha) (CAPERalpha) (Hepatocellular carcinoma protein 1)
(RNA-binding motif protein 39) (RNA-binding region-containing protein 2) (Splicing factor HCC1)		 Homo sapiens
TI:9606 None
 
RBM39_MOUSE
Ensembl»
3.9
Rbm39 RNA-binding protein 39 (Coactivator of activating protein 1 and estrogen receptors) (Coactivator
of AP-1 and ERs) (RNA-binding motif protein 39) (RNA-binding region-containing protein 2)		 Mus musculus
TI:10090 None
 
RSD1_SCHPO
PomBase»
2.7
rsd1 RNA-binding protein rsd1 Schizosaccharomyces pombe
TI:4896 None