Lipid Modification Database
Tag Content
LipidDB ID
LipidDB-10090-01142
Entry Name
UniProt Accession
Theoretical PI
5.53
Molecular Weight
25814.53
Genbank Protein ID
Genbank Nucleotide ID
Protein Name
CD81 antigen
Protein Synonyms/Alias
26 kDa cell surface protein TAPA-1; Target of the antiproliferative antibody 1; CD81;
Gene Name
Cd81
Gene Synonyms/Alias
Tapa1;
Created Date
01-JUN-1994
 Lipid Modification Sites 
 Position   Sequence Form   Peptide   References   Modification Type 
6
Canonical
**MGVEGCTKCIKYL
[1]
S-Palmitoylation
9
Canonical
GVEGCTKCIKYLLFV
[1]
S-Palmitoylation
80
Canonical
MFVGFLGCYGAIQES
[1]
S-Palmitoylation
89
Canonical
GAIQESQCLLGTFFT
[1]
S-Palmitoylation
156
Canonical
TFHETLNCCGSNALT
[1]
S-Palmitoylation
227
Canonical
MILSMVLCCGIRNSS
[1]
S-Palmitoylation
228
Canonical
ILSMVLCCGIRNSSV
[1]
S-Palmitoylation
Organism
Mus musculus (Mouse)
NCBI Taxa ID
10090
Reference
[1] Predicted from GPS-Lipid
Functional Description
May play an important role in the regulation of lymphoma cell growth. May be involved in the acrosome reaction.
Sequence Annotation
Topological domain: 1 12 Cytoplasmic.
Transmembrane: 13 33 Helical.
Topological domain: 34 57 Extracellular.
Transmembrane: 58 78 Helical.
Topological domain: 79 89 Cytoplasmic.
Transmembrane: 90 115 Helical.
Topological domain: 116 201 Extracellular.
Transmembrane: 202 226 Helical.
Topological domain: 227 236 Cytoplasmic.
Protein Length
236 AA.
Protein Sequence
(Canonical)
MGVEGCTKCI KYLLFVFNFV FWLAGGVILG VALWLRHDPQ TTSLLYLELG NKPAPNTFYV  60
GIYILIAVGA VMMFVGFLGC YGAIQESQCL LGTFFTCLVI LFACEVAAGI WGFVNKDQIA  120
KDVKQFYDQA LQQAVMDDDA NNAKAVVKTF HETLNCCGSN ALTTLTTTIL RNSLCPSGGN  180
ILTPLLQQDC HQKIDELFSG KLYLIGIAAI VVAVIMIFEM ILSMVLCCGI RNSSVY      236
FASTA
(Canonical)
>LipidDB-10090-01142|P35762
MGVEGCTKCIKYLLFVFNFVFWLAGGVILGVALWLRHDPQTTSLLYLELGNKPAPNTFYV
GIYILIAVGAVMMFVGFLGCYGAIQESQCLLGTFFTCLVILFACEVAAGIWGFVNKDQIA
KDVKQFYDQALQQAVMDDDANNAKAVVKTFHETLNCCGSNALTTLTTTILRNSLCPSGGN
ILTPLLQQDCHQKIDELFSGKLYLIGIAAIVVAVIMIFEMILSMVLCCGIRNSSVY
Gene Ontology
GO:0070062; C:extracellular vesicular exosome; IEA:Ensembl
GO:0001772; C:immunological synapse; IEA:Ensembl
GO:0005887; C:integral component of plasma membrane; ISS:UniProtKB
GO:0000187; P:activation of MAPK activity; ISS:UniProtKB
GO:0006661; P:phosphatidylinositol biosynthetic process; ISS:UniProtKB
GO:0046488; P:phosphatidylinositol metabolic process; ISS:UniProtKB
GO:0043128; P:positive regulation of 1-phosphatidylinositol 4-kinase activity; ISS:UniProtKB
GO:0030890; P:positive regulation of B cell proliferation; TAS:UniProtKB
GO:0030307; P:positive regulation of cell growth; TAS:UniProtKB
GO:0050731; P:positive regulation of peptidyl-tyrosine phosphorylation; ISS:UniProtKB
GO:0008104; P:protein localization; ISS:UniProtKB
GO:2000145; P:regulation of cell motility; IGI:MGI
Interpro
InterPro; IPR028977; CD81_LEL
InterPro; IPR000301; Tetraspanin
InterPro; IPR018499; Tetraspanin/Peripherin
InterPro; IPR018503; Tetraspanin_CS
InterPro; IPR008952; Tetraspanin_EC2
Pfam
Pfam; PF00335; Tetraspannin;
SMART
PROSITE
PROSITE; PS00421; TM4_1;
PRINTS
PRINTS; PR00259; TMFOUR;