Protein Domain : IPR002344

Type:  Family Name:  Lupus La protein
Description:  The La protein is a 47 kDa polypeptide that often acts as an autoantigen in systemic lupus erythematosus and Sjogren's syndrome patients []. It occurs in both the nucleus and the cytoplasm, where it takes on different roles []. In the nucleus, La facilitates the production of tRNAs, acting as a RNA polymerase III (RNAP III) transcription factor by binding to the U-rich 3'UTR of nascent transcripts, assisting in their folding and maturation []. In the cytoplasm, La facilitates the translation of specific mRNAs, acting as a translation factor. As a RNA binding protein (RBP), La associates with subsets of mRNAs that contain a 5'-terminal oligopyrimidine (5'TOP) motif known to control protein synthesis. The binding of La to specific classes of RNA molecules regulates their downstream processing, protects them from endonuclease digestion, and organises their export from the nucleus [, , , ]. Short Name:  Lupus_La

0 Child Features

2 Contains

DB identifier Type Name
IPR000504 Domain RNA recognition motif domain
IPR006630 Domain RNA-binding protein Lupus La

1 Cross References

Identifier
PR00302

0 Found In

4 GO Annotations

GO Term Gene Name
GO:0003723 IPR002344
GO:0006396 IPR002344
GO:0005634 IPR002344
GO:0030529 IPR002344

4 Ontology Annotations

GO Term Gene Name
GO:0003723 IPR002344
GO:0006396 IPR002344
GO:0005634 IPR002344
GO:0030529 IPR002344

0 Parent Features

3256 Proteins

DB identifier UniProt Accession Secondary Identifier Organism Name Length
35606 D8QWC1 PAC:15407645 Selaginella moellendorffii 270  
70782 D8QMH4 PAC:15422785 Selaginella moellendorffii 329  
evm.model.supercontig_151.8 PAC:16409580 Carica papaya 524  
evm.model.supercontig_166.15 PAC:16410417 Carica papaya 415  
evm.model.supercontig_62.47 PAC:16424009 Carica papaya 419  
evm.model.supercontig_78.77 PAC:16426257 Carica papaya 459  
29780.m001325 B9S773 PAC:16808357 Ricinus communis 440  
29794.m003448 B9RS49 PAC:16808807 Ricinus communis 494  
30042.m000490 B9SSZ3 PAC:16816062 Ricinus communis 524  
30146.m003577 B9RQL3 PAC:16819697 Ricinus communis 476  
30170.m014269 B9R8D8 PAC:16822102 Ricinus communis 449  
29670.m000149 PAC:16805277 Ricinus communis 270  
Cucsa.047680.5 PAC:16953722 Cucumis sativus 381  
Cucsa.047680.6 PAC:16953723 Cucumis sativus 334  
Cucsa.047680.7 PAC:16953724 Cucumis sativus 306  
Cucsa.047680.1 A0A0A0KI36 PAC:16953717 Cucumis sativus 388  
Cucsa.047680.10 PAC:16953718 Cucumis sativus 270  
Cucsa.047680.2 PAC:16953719 Cucumis sativus 387  
Cucsa.047680.3 PAC:16953720 Cucumis sativus 383  
Cucsa.151410.1 PAC:16964456 Cucumis sativus 492  
Cucsa.161440.1 A0A0A0LP79 PAC:16965505 Cucumis sativus 469  
orange1.1g041714m A0A067GHL9 PAC:18112179 Citrus sinensis 214  
orange1.1g046325m A0A067E5L1 PAC:18121301 Citrus sinensis 442  
orange1.1g009251m A0A067E8U6 PAC:18097964 Citrus sinensis 539  
orange1.1g009552m A0A067EK79 PAC:18097966 Citrus sinensis 532  
orange1.1g009228m A0A067E956 PAC:18097965 Citrus sinensis 539  
orange1.1g013031m A0A067ECK6 PAC:18097967 Citrus sinensis 451  
orange1.1g015515m A0A067EL17 PAC:18097968 Citrus sinensis 405  
orange1.1g016538m A0A067EK84 PAC:18097970 Citrus sinensis 387  
orange1.1g015730m A0A067E962 PAC:18097969 Citrus sinensis 401  

7 Publications

First Author Title Year Journal Volume Pages PubMed ID
            15016896
            14636586
            14690589
            12086614
            12560814
            11416181
            15004549