Summary for pUL21 (NES ID: 331)

Full Name
Tegument protein UL21     UniProt    
Alternative Names
TEG4   
Organism
Human herpesvirus 1 (strain 17) (HHV-1) (Human herpes simplex virus 1)    
Experimental Evidence for CRM1-mediated Export
Mutations That Affect Nuclear Export
Mutations That Affect CRM1 Binding
Unknown
Functional Export Signals
Undetermined
Secondary Structure of Export Signal
α-helix, followed by loop
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
MELSYATTMH YRDVVFYVTT DRNRAYFVCG GCVYSVGRPC ASQPGEIAKF GLVVRGTGPD
70 80 90 100 110 120
DRVVANYVRS ELRQRGLQDV RPIGEDEVFL DSVCLLNPNV SSELDVINTN DVEVLDECLA
130 140 150 160 170 180
EYCTSLRTSP GVLISGLRVR AQDRIIELFE HPTIVNVSSH FVYTPSPYVF ALAQAHLPRL
190 200 210 220 230 240
PSSLEALVSG LFDGIPAPRQ PLDAHNPRTD VVITGRRAPR PIAGSGAGSG GAGAKRATVS
250 260 270 280 290 300
EFVQVKHIDR VGPAGVSPAP PPNNTDSSSL VPGAQDSAPP GPTLRELWWV FYAADRALEE
310 320 330 340 350 360
PRADSGLTRE EVRAVRGFRE QAWKLFGSAG APRAFIGAAL GLSPLQKLAV YYYIIHRERR
370 380 390 400 410 420
LSPFPALVRL VGRYTQRHGL YVPRPDDPVL ADAINGLFRD ALAAGTTAEQ LLMFDLLPPK
430 440 450 460 470 480
DVPVGSDVQA DSTALLRFIE SQRLAVPGGV ISPEHVAYLG AFLSVLYAGR GRMSAATHTA
490 500 510 520 530
RLTGVTSLVL AVGDVDRLSA FDRGAAGAAS RTRAAGYLDV LLTVRLARSQ HGQSV
3D Structures in PDB
4U4H (X-Ray,2.05 Å resolution)
5ED7 (X-Ray,2.72 Å resolution)
Comments
Funk et al. found this HSV tegument protein to have nuclear export activity using Nuclear EXport Trapped by RAPamycin (NEX-TRAP). X-ray structure shows NES in an alpha-helical domain with hydrophobic residues inaccessible, which suggests that the domain has to unfold for CRM1 binding.
References
[1]. "Comprehensive analysis of nuclear export of herpes simplex virus type 1 tegument proteins and their Epstein-Barr virus orthologs"
Funk C, Raschbichler V, Lieber D, Wetschky J, Arnold EK, Leimser J, Biggel M, Friedel CC, Ruzsics Z, Bailer SM. (2019) Traffic, 20:152-167 PubMed
User Input
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