Reviewed, UniProtKB/Swiss-Prot P27701 (CD82_HUMAN)

Names and origin

Protein names

Recommended name:
    CD82 antigen
Alternative name(s):
    Inducible membrane protein R2
    C33 antigen
    IA4
    Metastasis suppressor Kangai-1
    Suppressor of tumorigenicity 6 protein
    Tetraspanin-27
      Short name=Tspan-27
    CD_antigen=CD82

Gene names

Name:	CD82
Synonyms:	KAI1, SAR2, ST6, TSPAN27

Organism

Homo sapiens (Human) [Complete proteome]

Taxonomic identifier

9606 [NCBI]

Taxonomic lineage

Eukaryota › Metazoa › Chordata › Craniata › Vertebrata › Euteleostomi › Mammalia › Eutheria › Euarchontoglires › Primates › Haplorrhini › Catarrhini › Hominidae › Homo

Protein attributes

Sequence length	267 AA.
Sequence status	Complete.
Protein existence	Evidence at protein level.

General annotation (Comments)

Function	Associates with CD4 or CD8 and delivers costimulatory signals for the TCR/CD3 pathway.
Subunit structure	Interacts directly with IGSF8. Ref.8
Subcellular location	Membrane; Multi-pass membrane protein.
Tissue specificity	Lymphoid specific.
Sequence similarities	Belongs to the tetraspanin (TM4SF) family.

Ontologies

Keywords
Cellular component	Membrane
Coding sequence diversity	Polymorphism
Domain	Transmembrane
PTM	Glycoprotein
Technical term	Complete proteome
Gene Ontology (GO)
Cellular component	integral to plasma membrane Ref.1 Traceable author statement. Source: ProtInc
Molecular function	protein binding Inferred from physical interaction. Source: IntAct
Complete GO annotation...

Binary interactions

With	Entry	#Exp.	IntAct	Notes
VANGL1	Q8TAA9	3	EBI-682379,EBI-682393

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 267	267	CD82 antigen		PRO_0000219226
Regions
	Topological domain	1 – 11	11	Cytoplasmic Potential
	Transmembrane	12 – 32	21	Potential
	Topological domain	33 – 53	21	Extracellular Potential
	Transmembrane	54 – 72	19	Potential
	Topological domain	73 – 83	11	Cytoplasmic Potential
	Transmembrane	84 – 110	27	Potential
	Topological domain	111 – 228	118	Extracellular Potential
	Transmembrane	229 – 250	22	Potential
	Topological domain	251 – 267	17	Cytoplasmic Potential
Amino acid modifications
	Glycosylation	129	1	N-linked (GlcNAc...) Ref.9 Ref.10
	Glycosylation	157	1	N-linked (GlcNAc...) Potential
	Glycosylation	198	1	N-linked (GlcNAc...) Ref.10
Natural variations
	Natural variant	241	1	I → V: dbSNP rs1139971. Ref.7		VAR_052326
Experimental info
	Sequence conflict	240 – 241	2	II → MV in AAB23825. Ref.2

Sequences

	Sequence		Length	Mass (Da)
	P27701-1 [UniParc]. Last modified August 1, 1992. Version 1. Checksum: FC379855BD1CABDE	FASTA	267	29,626
	10 20 30 40 50 60 MGSACIKVTK YFLFLFNLIF FILGAVILGF GVWILADKSS FISVLQTSSS SLRMGAYVFI 70 80 90 100 110 120 GVGAVTMLMG FLGCIGAVNE VRCLLGLYFA FLLLILIAQV TAGALFYFNM GKLKQEMGGI 130 140 150 160 170 180 VTELIRDYNS SREDSLQDAW DYVQAQVKCC GWVSFYNWTD NAELMNRPEV TYPCSCEVKG 190 200 210 220 230 240 EEDNSLSVRK GFCEAPGNRT QSGNHPEDWP VYQEGCMEKV QAWLQENLGI ILGVGVGVAI 250 260 IELLGMVLSI CLCRHVHSED YSKVPKY

References

	« Hide 'large scale' referencesShow 'large scale' references »
[1]	"A new superfamily of lymphoid and melanoma cell proteins with extensive homology to Schistosoma mansoni antigen Sm23." Gaugitsch H.W., Hofer E., Huber N.E., Schnabl E., Baumruker T. Eur. J. Immunol. 21:377-383(1991) [PubMed: 1842498] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [MRNA]. Tissue: Peripheral blood lymphocyte.
[2]	"C33 antigen recognized by monoclonal antibodies inhibitory to human T cell leukemia virus type 1-induced syncytium formation is a member of a new family of transmembrane proteins including CD9, CD37, CD53, and CD63." Imai T., Fukudome K., Takagi S., Nagira M., Furuse M., Fukuhara N., Nishimura M., Hinuma Y., Yoshie O. J. Immunol. 149:2879-2886(1992) [PubMed: 1401919] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [MRNA].
[3]	"KAI1, a metastasis suppressor gene for prostate cancer on human chromosome 11p11.2." Dong J.T., Barrett J.C. Science 268:884-886(1995) [PubMed: 7754374] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [MRNA].
[4]	"Genomic organization of the human KAI1 metastasis-suppressor gene." Dong J.T., Isaacs W.B., Barrett J.C., Isaacs J.T. Genomics 41:25-32(1997) [PubMed: 9126478] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
[5]	"Cloning of human full open reading frames in Gateway(TM) system entry vector (pDONR201)." Halleck A., Ebert L., Mkoundinya M., Schick M., Eisenstein S., Neubert P., Kstrang K., Schatten R., Shen B., Henze S., Mar W., Korn B., Zuo D., Hu Y., LaBaer J. Submitted (JUN-2004) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA].
[6]	Mural R.J., Istrail S., Sutton G.G., Florea L., Halpern A.L., Mobarry C.M., Lippert R., Walenz B., Shatkay H., Dew I., Miller J.R., Flanigan M.J., Edwards N.J., Bolanos R., Fasulo D., Halldorsson B.V., Hannenhalli S., Turner R. , Yooseph S., Lu F., Nusskern D.R., Shue B.C., Zheng X.H., Zhong F., Delcher A.L., Huson D.H., Kravitz S.A., Mouchard L., Reinert K., Remington K.A., Clark A.G., Waterman M.S., Eichler E.E., Adams M.D., Hunkapiller M.W., Myers E.W., Venter J.C. Submitted (SEP-2005) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA], VARIANT VAL-241.
[7]	"The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC)." The MGC Project Team Genome Res. 14:2121-2127(2004) [PubMed: 15489334] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA], VARIANT VAL-241. Tissue: Colon.
[8]	"EWI2/PGRL associates with the metastasis suppressor KAI1/CD82 and inhibits the migration of prostate cancer cells." Zhang X.A., Lane W.S., Charrin S., Rubinstein E., Liu L. Cancer Res. 63:2665-2674(2003) [PubMed: 12750295] [Abstract] Cited for: INTERACTION WITH IGSF8.
[9]	"Glycoproteomics analysis of human liver tissue by combination of multiple enzyme digestion and hydrazide chemistry." Chen R., Jiang X., Sun D., Han G., Wang F., Ye M., Wang L., Zou H. J. Proteome Res. 8:651-661(2009) [PubMed: 19159218] [Abstract] Cited for: GLYCOSYLATION [LARGE SCALE ANALYSIS] AT ASN-129, MASS SPECTROMETRY. Tissue: Liver.
[10]	"Mass-spectrometric identification and relative quantification of N-linked cell surface glycoproteins." Wollscheid B., Bausch-Fluck D., Henderson C., O'Brien R., Bibel M., Schiess R., Aebersold R., Watts J.D. Nat. Biotechnol. 27:378-386(2009) [PubMed: 19349973] [Abstract] Cited for: GLYCOSYLATION [LARGE SCALE ANALYSIS] AT ASN-129 AND ASN-198, MASS SPECTROMETRY.
+	Additional computationally mapped references.

Cross-references

Sequence databases
EMBL GenBank DDBJ	X53795 mRNA. Translation: CAA37804.1. S48196 mRNA. Translation: AAB23825.1. U20770 mRNA. Translation: AAC50133.1. U67274 , U67268, U67269, U67270, U67271, U67272, U67273 Genomic DNA. Translation: AAC51205.1. CR542255 mRNA. Translation: CAG47051.1. CH471064 Genomic DNA. Translation: EAW68063.1. BC000726 mRNA. Translation: AAH00726.1. BC001821 mRNA. Translation: AAH01821.1.
IPI	IPI00020446.
PIR	A46493. I38942.
RefSeq	NP_001020015.1. NP_002222.1.
UniGene	Hs.527778
3D structure databases
ModBase	Search...
Protein-protein interaction databases
IntAct	P27701. 1 interaction.
STRING	P27701.
PTM databases
PhosphoSite	P27701.
Proteomic databases
PRIDE	P27701.
Genome annotation databases
Ensembl	ENST00000227155; ENSP00000227155; ENSG00000085117; Homo sapiens. [Genome view] ENST00000441195; ENSP00000388758; ENSG00000085117; Homo sapiens. [Genome view]
GeneID	3732.
KEGG	hsa:3732.
UCSC	uc001myc.1. human.
Organism-specific databases
CTD	3732.
GeneCards	GC11P044544.
H-InvDB	HIX0017389.
HGNC	HGNC:6210. CD82.
HPA	CAB002508.
MIM	600623. gene.
PharmGKB	PA142672155.
GenAtlas	Search...
Phylogenomic databases
eggNOG	prNOG18880.
HOGENOM	HBG716506.
HOVERGEN	P27701.
InParanoid	P27701.
OMA	KCCGWVS.
OrthoDB	EOG9BVVDJ.
PhylomeDB	P27701.
Gene expression databases
ArrayExpress	P27701.
Bgee	P27701.
CleanEx	HS_CD82.
Genevestigator	P27701.
GermOnline	ENSG00000085117. Homo sapiens.
Family and domain databases
InterPro	IPR018499. Tetraspanin. IPR018503. Tetraspanin_CS. IPR008952. Tetraspanin_EC2. IPR000301. Tetraspanin_sub. [Graphical view]
Pfam	PF00335. Tetraspannin. 1 hit. [Graphical view]
PRINTS	PR00259. TMFOUR.
PROSITE	PS00421. TM4_1. 1 hit. [Graphical view]
ProtoNet	Search...
Other Resources
NextBio	14607.
SOURCE	Search...

Entry information

Entry name

CD82_HUMAN

Accession

Primary (citable) accession number: P27701
Secondary accession number(s): Q7Z2D4

Entry history

Integrated into UniProtKB/Swiss-Prot:	August 1, 1992
Last sequence update:	August 1, 1992
Last modified:	February 9, 2010
This is version 85 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HPI (Human Proteome Initiative)

Disclaimer

Any medical or genetic information present in this entry is provided for research, educational and informational purposes only. It is not in any way intended to be used as a substitute for professional medical advice, diagnosis, treatment or care.