Gene Information
Gene NameCD22
OrganismHomo sapiens (Human)
Gene Length847
Protein NamesB-cell receptor CD22 (B-lymphocyte cell adhesion molecule) (BL-CAM) (Sialic acid-binding Ig-like lectin 2) (Siglec-2) (T-cell surface antigen Leu-14) (CD antigen CD22)
Target Nameb-cell receptor cd22
Target TypeSuccessful target
Gene Age544 ( ENSG00000012124 )
Evolutionary StageEumetazoa
AlphaFoldDBP20273
Gene CardCD22
Uniprot IDP20273
PfamPF08205; PF13895
In ASDno
Allosteric Predictionyes (0.411934786)
Ortholog in AnimalsAlpaca_ CD22 ( ortholog_one2one )
Dog_ MAG ( ortholog_one2one )
GuineaPig_ CD22 ( ortholog_one2one )
Macaque_ CD22 ( ortholog_one2one )
Mouse_ Cd22 ( ortholog_one2one )
Pig_ CD22 ( ortholog_one2one )
Rat_ Cd22 ( ortholog_one2one )
Rabbit_ CD22 ( ortholog_one2one )
OhnologsNA
ParalogsSIGLEC5, TMEM25, SIGLEC1, SIGLEC15, SIGLEC7, SIGLEC11, SIGLEC8, CD33, SIGLEC9, SIGLEC12, SIGLEC16, SIGLEC10, SIGLEC14, SIGLEC6, SIGLECL1, MAG
Tissuespleen, ovary
Tissue SpecificityB-lymphocytes.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 5VKJ  (X-ray  2.12A  5VKM  (X-ray  2.20A  5VL3  (X-ray  3.10A  7O52  (X-ray  2.41A 
DBSNP rs201453271  rs554866571  rs752024645  rs35715143  rs1058407  rs17719289  rs749980313  rs10406069 
Subcellular location [CC]Cell membrane;
Single-pass type I membrane protein.
Mouse PG classificationNA
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