Summary for UBXN2A (NES ID: 336)

Full Name
UBX domain-containing protein 2A     UniProt    
Alternative Names
UBX domain-containing protein 4 (UBXD4)   
Organism
Homo sapiens (Human)    
Experimental Evidence for CRM1-mediated Export
Mutations That Affect Nuclear Export
Unknown
Mutations That Affect CRM1 Binding
Unknown
Functional Export Signals
Undetermined
Secondary Structure of Export Signal
Unknown
Other Residues Important for Export
Unknown
Sequence
Show FASTA Format Show Domain Info by CDD Show Secondary Structure by PSIPRED Show Conservation Score by AL2CO
10 20 30 40 50 60
MKDVDNLKSI KEEWVCETGS DNQPLGNNQQ SNCEYFVDSL FEEAQKVSSK CVSPAEQKKQ
70 80 90 100 110 120
VDVNIKLWKN GFTVNDDFRS YSDGASQQFL NSIKKGELPS ELQGIFDKEE VDVKVEDKKN
130 140 150 160 170 180
EICLSTKPVF QPFSGQGHRL GSATPKIVSK AKNIEVENKN NLSAVPLNNL EPITNIQIWL
190 200 210 220 230 240
ANGKRIVQKF NITHRVSHIK DFIEKYQGSQ RSPPFSLATA LPVLRLLDET LTLEEADLQN
250
AVIIQRLQKT ASFRELSEH
3D Structures in PDB
Not Available
Comments
UBXN2A is an activator of the p53 tumor suppressor protein. It is normally localized to the nucleus, but exposure to UV B radiation or the genotoxic agent Etoposide causes nuclear exit. LMB can cause accumulation of this protein in the nucleus under Etoposide induction, demonstrating CRM1 dependence of UBXN2A's nuclear exit upon DNA damage. Putative NES was identified in 224-233, however it is within the UBX domain and have not been further validated.
References
[1]. "Nucleocytoplasmic Translocation of UBXN2A Is Required for Apoptosis During DNA Damage Stresses in Colon Cancer Cells"
Abdullah A, Sane S, Freeling JL, Wang H, Zhang D, Rezvani K. (2015) J Cancer, 6(11):1066-78 PubMed
User Input
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