P01732 (CD8A_HUMAN) Homo sapiens (Human)

T-cell surface glycoprotein CD8 alpha chain UniProtKBInterProSTRINGInteractive Modelling

235 aa; Sequence (Fasta) ; (Isoform 2; Isoform 3; )

Sequence Features

 111G -> S (in CD8 deficiency; prevents CD8 expression; dbSNP:rs121918660)VAR_021020 dbSNP
 183-203Helical
 43-115
 28-129Immunoglobulin V-set domain
IPR013106PF07686

Sequence Alignments

Experimental structures

DescriptionOligo-stateLigandsStructureRangeDownloadAssess
COMPLEX OF THE HUMAN MHC CLASS I GLYCOPROTEIN HLA-A2 AND THE T CELL CORECEPTOR CD8 Heteromer
P04439; P61769;
1akj22-135
Plasticity of human CD8 binding to peptide-HLA-A*2402 Heteromer
P04439; P61769; Q9YYU8;
3qzw22-135
'Solution structure of T-cell surface glycoprotein CD8 alpha chain and Proto-oncogene tyrosine-pr... Heteromer
P06239;
ZN;1q69209-227
'Computational design and crystal structure of an enhanced affinity mutant human CD8-alpha-alpha ...homo-4-mer GOL; 10×SO4;2hp422-135
'CRYSTAL STRUCTURE OF A SOLUBLE FORM OF THE HUMAN T CELL CO-RECEPTOR CD8 AT 2.6 ANGSTROMS RESOLUT...homo-2-mer SO4;1cd822-135

Homology models

Oligo-stateLigandsQMEANTemplateRangeSeq id (%)ReportDownloadAssess
homo-2-mer 0.112q3a.1.A23-138
95.61

Homology models built on isoform sequence

Isoform #Oligo-stateLigandsQMEANTemplateRangeSeq id (%)ReportDownloadAssess
2homo-2-mer-0.771cd8.1.A22-133
100.00
3homo-2-mer0.132q3a.1.A64-179
95.65
2monomer-3.616dw2.1.B21-181
17.26
2monomer-4.805aum.1.B21-181
28.03