Gene Information
Gene NameCLEC2D
OrganismHomo sapiens (Human)
Gene Length191
Protein NamesC-type lectin domain family 2 member D (Lectin-like NK cell receptor) (Lectin-like transcript 1) (LLT-1) (Osteoclast inhibitory lectin)
Target NameNA
Target TypeNA
Gene Age55 ( ENSG00000069493 )
Evolutionary StageEumetazoa
AlphaFoldDBQ9UHP7
Gene CardCLEC2D
Uniprot IDQ9UHP7
PfamPF00059
In ASDno
Allosteric Predictionno (-1.397628975)
Ortholog in AnimalsAlpaca_ CLEC2D ( ortholog_one2one )
Macaque_ CLEC2D ( ortholog_one2one )
Mouse_ Clec2e ( ortholog_one2many )
Mouse_ Clec2d ( ortholog_one2many )
Mouse_ Clec2h ( ortholog_one2many )
Mouse_ Clec2i ( ortholog_one2many )
Mouse_ Clec2g ( ortholog_one2many )
Rat_ Clec2d2 ( ortholog_one2many )
Rat_ Clec2e ( ortholog_one2many )
Rat_ AABR07062138.2 ( ortholog_one2many )
Rat_ Clec2d ( ortholog_one2many )
Rat_ Clec2h ( ortholog_one2many )
OhnologsNA
ParalogsCD69, CLEC12A, KLRC3, KLRC2, CLEC12B, OLR1, KLRG2, CLEC2A, KLRF1, CLEC1A, KLRF2, KLRD1, CLEC2B, KLRC1, CLEC2L, KLRG1, CLEC9A, CLEC1B, KLRC4, KLRK1, CLEC5A, CLEC7A, KLRB1
Tissueappendix, adipose.tissue, spleen
Tissue SpecificityDetected in peripheral blood leukocytes, osteoblasts, lymph node, thymus and spleen. Isoform 1, isoform 2 and isoform 4 are expressed in T- and B-lymphocytes, and at lower levels in NK cells. They are also expressed in B-cell lines and LPS-matured monocyte-derived dendritic cells. {ECO:0000269|PubMed:10541800, ECO:0000269|PubMed:20843815}.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 4QKG  (X-ray  1.95A  4QKH  (X-ray  1.80A  4QKI  (X-ray  1.80A  4QKJ  (X-ray  2.75A  4WCO  (X-ray  2.46A  5MGT  (X-ray  1.90A 
DBSNP rs16914640  rs3764022 
Subcellular location [CC]Cell membrane {ECO:0000269|PubMed:15104121, ECO:0000269|PubMed:20843815, ECO:0000305|PubMed:16339513};
Single-pass type II membrane protein {ECO:0000255}.;
[Isoform 2]: Endoplasmic reticulum {ECO:0000269|PubMed:20843815}.;
[Isoform 4]: Endoplasmic reticulum {ECO:0000269|PubMed:20843815}.
Mouse PG classificationNA
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