Summary for cIAP1 (NES ID: 103)

Full Name
Baculoviral IAP repeat-containing protein 2     UniProt    
Alternative Names
Neuronal apoptosis inhibitory protein, Inhibitor of apoptosis protein 2, RING finger protein 48, TNFR2-TRAF-signaling complex protein 2   
Organism
Homo sapiens (Human)    
Experimental Evidence for CRM1-mediated Export
Mutations That Affect Nuclear Export
Mutations That Affect CRM1 Binding
Unknown
Functional Export Signals
Secondary Structure of Export Signal
Unknown
Other Residues Important for Export
*shown as green residues in the full sequence
418LTTGENYKTVNDIVSALLNAEDEKREEEKEKQAEEMASDDLSLIRKNRMALFQQLTCVLP
ILDNLLKANVINKQE492
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
MHKTASQRLF PGPSYQNIKS IMEDSTILSD WTNSNKQKMK YDFSCELYRM STYSTFPAGV
70 80 90 100 110 120
PVSERSLARA GFYYTGVNDK VKCFCCGLML DNWKLGDSPI QKHKQLYPSC SFIQNLVSAS
130 140 150 160 170 180
LGSTSKNTSP MRNSFAHSLS PTLEHSSLFS GSYSSLSPNP LNSRAVEDIS SSRTNPYSYA
190 200 210 220 230 240
MSTEEARFLT YHMWPLTFLS PSELARAGFY YIGPGDRVAC FACGGKLSNW EPKDDAMSEH
250 260 270 280 290 300
RRHFPNCPFL ENSLETLRFS ISNLSMQTHA ARMRTFMYWP SSVPVQPEQL ASAGFYYVGR
310 320 330 340 350 360
NDDVKCFCCD GGLRCWESGD DPWVEHAKWF PRCEFLIRMK GQEFVDEIQG RYPHLLEQLL
370 380 390 400 410 420
STSDTTGEEN ADPPIIHFGP GESSSEDAVM MNTPVVKSAL EMGFNRDLVK QTVQSKILTT
430 440 450 460 470 480
GENYKTVNDI VSALLNAEDE KREEEKEKQA EEMASDDLSL IRKNRMALFQ QLTCVLPILD
490 500 510 520 530 540
NLLKANVINK QEHDIIKQKT QIPLQARELI DTILVKGNAA ANIFKNCLKE IDSTLYKNLF
550 560 570 580 590 600
VDKNMKYIPT EDVSGLSLEE QLRRLQEERT CKVCMDKEVS VVFIPCGHLV VCQECAPSLR
610
KCPICRGIIK GTVRTFLS
3D Structures in PDB
Not Available
Comments
cIAP1 belongs to the inhibitor of apoptosis family. It shuttles between the nucleus and the cytoplasm. The linker region between BIR2 and BIR3 domains can functionally export. But mutations of key hydrophobics in this region cannot completely abort the export activity in the whole protein. Therefore, they suspect another NES in the C-terminal. Co-expression of cIAP1 with TRAF2 retains cIAP1 in the cytoplasm. cIAP2, a close homology of cIAP1 doesn't have the NES in the linker region, although it shuttles in a LMB sensitive manner also.
References
[1]. "Nuclear shuttling and TRAF2-mediated retention in the cytoplasm regulate the subcellular localization of cIAP1 and cIAP2."
Vischioni B, Giaccone G, Span SW, Kruyt FA, Rodriguez JA. (2004) Exp Cell Res, 298:535-48 PubMed
User Input
Accurate identification of NESs is difficult because many sequences in the genome match the NES consensus. Therefore, some published NESs may be mistakenly identified. Please help us improve the accuracy of NESdb by providing either a positive or negative flag for the NES in this entry. Supporting comments are required to process the flag.

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