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CD8 subunit alpha

Summary

Gene Symbol

CD8A

Organism

Homo sapiens (human)

External Links

NCBI Gene

925

PubChem

925

Alliance of Genome Resources

HGNC:1706

Annotation

Keyword

3D-structure
Adaptive immunity
Alternative splicing
Cell membrane
Disease variant
Disulfide bond
Glycoprotein
Immunoglobulin domain
Palmitate
Reference proteome
Secreted
Signal
Transmembrane helix

Proteins

Displaying **all 3** entries
UniProt	Protein Name
P01732	T-lymphocyte differentiation antigen T8/Leu-2
Q8TAW8
Q6ZVS2

Annotation information from UniProt.

Gene Ontology (GO)

Displaying entries **1 - 5** of 10 in total

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GO Term	Evidence Code	PMID
cytotoxic T cell differentiation	IBA
cell surface receptor signaling pathway	IBA
T cell mediated immunity	IBA
response to methamphetamine hydrochloride	IEA
T cell receptor signaling pathway	IDA ISS	17145893

GO Hierarchy

biological process

immune system process [inference]

immune effector process [inference]

leukocyte mediated immunity [inference]

lymphocyte mediated immunity [inference]

T cell mediated immunity

activation of immune response [inference]

immune response-activating signaling pathway [inference]

immune response-activating cell surface receptor signaling pathway [inference]

antigen receptor-mediated signaling pathway [inference]

T cell receptor signaling pathway

immune response

adaptive immune response

adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains [inference]

T cell mediated immunity

antigen processing and presentation

leukocyte activation [inference]

lymphocyte activation [inference]

lymphocyte differentiation [inference]

T cell differentiation [inference]

cytotoxic T cell differentiation

T cell activation

T cell differentiation [inference]

cytotoxic T cell differentiation

cellular process [inference]

cell activation [inference]

leukocyte activation [inference]

lymphocyte activation [inference]

lymphocyte differentiation [inference]

T cell differentiation [inference]

cytotoxic T cell differentiation

T cell activation

T cell differentiation [inference]

cytotoxic T cell differentiation

signal transduction [inference]

immune response-regulating signaling pathway [inference]

immune response-activating signaling pathway [inference]

immune response-activating cell surface receptor signaling pathway [inference]

antigen receptor-mediated signaling pathway [inference]

T cell receptor signaling pathway

immune response-regulating cell surface receptor signaling pathway [inference]

immune response-activating cell surface receptor signaling pathway [inference]

antigen receptor-mediated signaling pathway [inference]

T cell receptor signaling pathway

cell surface receptor signaling pathway

immune response-regulating cell surface receptor signaling pathway [inference]

immune response-activating cell surface receptor signaling pathway [inference]

antigen receptor-mediated signaling pathway [inference]

T cell receptor signaling pathway

enzyme-linked receptor protein signaling pathway [inference]

transmembrane receptor protein tyrosine kinase signaling pathway

cellular developmental process [inference]

cell differentiation [inference]

leukocyte differentiation [inference]

mononuclear cell differentiation [inference]

lymphocyte differentiation [inference]

T cell differentiation [inference]

cytotoxic T cell differentiation

multicellular organismal process [inference]

cell activation [inference]

leukocyte activation [inference]

lymphocyte activation [inference]

lymphocyte differentiation [inference]

T cell differentiation [inference]

cytotoxic T cell differentiation

T cell activation

T cell differentiation [inference]

cytotoxic T cell differentiation

developmental process [inference]

cellular developmental process [inference]

cell differentiation [inference]

leukocyte differentiation [inference]

mononuclear cell differentiation [inference]

lymphocyte differentiation [inference]

T cell differentiation [inference]

cytotoxic T cell differentiation

response to stimulus [inference]

immune response

adaptive immune response

adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains [inference]

T cell mediated immunity

response to chemical [inference]

response to organic substance [inference]

response to organonitrogen compound [inference]

response to amine [inference]

response to methamphetamine hydrochloride

response to nitrogen compound [inference]

response to organonitrogen compound [inference]

response to amine [inference]

response to methamphetamine hydrochloride

response to salt [inference]

response to methamphetamine hydrochloride

biological regulation [inference]

regulation of biological process [inference]

regulation of immune system process [inference]

positive regulation of immune system process [inference]

positive regulation of immune response [inference]

activation of immune response [inference]

immune response-activating signaling pathway [inference]

immune response-activating cell surface receptor signaling pathway [inference]

antigen receptor-mediated signaling pathway [inference]

T cell receptor signaling pathway

regulation of immune response [inference]

immune response-regulating signaling pathway [inference]

immune response-activating signaling pathway [inference]

immune response-activating cell surface receptor signaling pathway [inference]

antigen receptor-mediated signaling pathway [inference]

T cell receptor signaling pathway

immune response-regulating cell surface receptor signaling pathway [inference]

immune response-activating cell surface receptor signaling pathway [inference]

antigen receptor-mediated signaling pathway [inference]

T cell receptor signaling pathway

positive regulation of immune response [inference]

activation of immune response [inference]

immune response-activating signaling pathway [inference]

immune response-activating cell surface receptor signaling pathway [inference]

antigen receptor-mediated signaling pathway [inference]

T cell receptor signaling pathway

positive regulation of biological process [inference]

positive regulation of immune system process [inference]

positive regulation of immune response [inference]

activation of immune response [inference]

immune response-activating signaling pathway [inference]

immune response-activating cell surface receptor signaling pathway [inference]

antigen receptor-mediated signaling pathway [inference]

T cell receptor signaling pathway

positive regulation of response to stimulus [inference]

positive regulation of immune response [inference]

activation of immune response [inference]

immune response-activating signaling pathway [inference]

immune response-activating cell surface receptor signaling pathway [inference]

antigen receptor-mediated signaling pathway [inference]

T cell receptor signaling pathway

regulation of response to stimulus [inference]

positive regulation of response to stimulus [inference]

positive regulation of immune response [inference]

activation of immune response [inference]

immune response-activating signaling pathway [inference]

immune response-activating cell surface receptor signaling pathway [inference]

antigen receptor-mediated signaling pathway [inference]

T cell receptor signaling pathway

regulation of immune response [inference]

immune response-regulating signaling pathway [inference]

immune response-activating signaling pathway [inference]

immune response-activating cell surface receptor signaling pathway [inference]

antigen receptor-mediated signaling pathway [inference]

T cell receptor signaling pathway

immune response-regulating cell surface receptor signaling pathway [inference]

immune response-activating cell surface receptor signaling pathway [inference]

antigen receptor-mediated signaling pathway [inference]

T cell receptor signaling pathway

positive regulation of immune response [inference]

activation of immune response [inference]

immune response-activating signaling pathway [inference]

immune response-activating cell surface receptor signaling pathway [inference]

antigen receptor-mediated signaling pathway [inference]

T cell receptor signaling pathway

regulation of cellular process [inference]

signal transduction [inference]

immune response-regulating signaling pathway [inference]

immune response-activating signaling pathway [inference]

immune response-activating cell surface receptor signaling pathway [inference]

antigen receptor-mediated signaling pathway [inference]

T cell receptor signaling pathway

immune response-regulating cell surface receptor signaling pathway [inference]

immune response-activating cell surface receptor signaling pathway [inference]

antigen receptor-mediated signaling pathway [inference]

T cell receptor signaling pathway

cell surface receptor signaling pathway

immune response-regulating cell surface receptor signaling pathway [inference]

immune response-activating cell surface receptor signaling pathway [inference]

antigen receptor-mediated signaling pathway [inference]

T cell receptor signaling pathway

enzyme-linked receptor protein signaling pathway [inference]

transmembrane receptor protein tyrosine kinase signaling pathway

Displaying entries **1 - 5** of 6 in total

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GO Term	Evidence Code	PMID
T cell receptor complex	NAS	11131152
plasma membrane	IDA ISO NAS TAS	2496167 2784196
extracellular region	IEA
external side of plasma membrane	IBA IDA	17213291
plasma membrane raft	IDA	17341584

GO Hierarchy

cellular component

protein-containing complex [inference]

receptor complex

plasma membrane signaling receptor complex [inference]

T cell receptor complex

membrane protein complex [inference]

plasma membrane protein complex [inference]

plasma membrane signaling receptor complex [inference]

T cell receptor complex

cellular anatomical entity [inference]

extracellular region

membrane [inference]

plasma membrane

plasma membrane region [inference]

plasma membrane raft

membrane microdomain [inference]

membrane raft [inference]

plasma membrane raft

side of membrane [inference]

external side of plasma membrane

Displaying **all 5** entries
GO Term	Evidence Code	PMID
coreceptor activity	NAS	11131152
protein kinase binding	IEA
MHC class I protein binding	NAS	11131152
MHC class I protein complex binding	IDA	2784196 9177355
protein binding	IPI	12853576 2470098 2493728 9177355

GO Hierarchy

molecular function

binding [inference]

protein binding

signaling receptor binding [inference]

MHC protein binding [inference]

MHC class I protein binding

enzyme binding [inference]

kinase binding [inference]

protein kinase binding

protein-containing complex binding [inference]

MHC protein complex binding [inference]

MHC class I protein complex binding

molecular transducer activity [inference]

signaling receptor activity [inference]

coreceptor activity

Gene Ontology information from NCBI Gene and UniProt.

Disease

Disease Ontology

Displaying 1 entry
DO ID	Disease Name	Source
DOID:612	primary immunodeficiency disease	Alliance of Genome Resources

Ortholog

Displaying entries **21 - 29** of 29 in total

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Species	Gene ID	Orthologous MAtrix
Ursus maritimus	103671471	URSMA00516
Pteropus vampyrus	105302299	PTEVA07059
Macaca nemestrina	105496016	MACNE43910
Cercocebus atys	105598846	CERAT40630
Aotus nancymaae	105731262	AOTNA35035
Propithecus coquereli	105810265	PROCO21196
Equus asinus asinus	106838579	EQUAS22691
Phascolarctos cinereus	110196316	PHACI16554
Rhinolophus ferrumequinum	117032640	RHIFE24486